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<div class="title">gtest-internal.h</div> </div>
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<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2005, Google Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// modification, are permitted provided that the following conditions are</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// met:</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// * Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// * Redistributions in binary form must reproduce the above</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// copyright notice, this list of conditions and the following disclaimer</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// in the documentation and/or other materials provided with the</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// distribution.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// * Neither the name of Google Inc. nor the names of its</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// contributors may be used to endorse or promote products derived from</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// this software without specific prior written permission.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">//</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// Authors: wan@google.com (Zhanyong Wan), eefacm@gmail.com (Sean Mcafee)</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">//</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// The Google C++ Testing Framework (Google Test)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// This header file declares functions and macros used internally by</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// Google Test. They are subject to change without notice.</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span><span class="preprocessor">#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "gtest/internal/gtest-port.h"</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#if GTEST_OS_LINUX</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="preprocessor"># include <stdlib.h></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"># include <sys/types.h></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"># include <sys/wait.h></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"># include <unistd.h></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#endif // GTEST_OS_LINUX</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#if GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="preprocessor"># include <stdexcept></span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include <ctype.h></span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include <float.h></span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include <iomanip></span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include <limits></span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include <map></span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <set></span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include "gtest/gtest-message.h"</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include "gtest/internal/gtest-string.h"</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#include "gtest/internal/gtest-filepath.h"</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#include "gtest/internal/gtest-type-util.h"</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// Due to C++ preprocessor weirdness, we need double indirection to</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// concatenate two tokens when one of them is __LINE__. Writing</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">//</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// foo ## __LINE__</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment">//</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// will result in the token foo__LINE__, instead of foo followed by</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// the current line number. For more details, see</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// http://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#define GTEST_CONCAT_TOKEN_(foo, bar) GTEST_CONCAT_TOKEN_IMPL_(foo, bar)</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span><span class="preprocessor">#define GTEST_CONCAT_TOKEN_IMPL_(foo, bar) foo ## bar</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">class </span>ProtocolMessage;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">namespace </span>proto2 { <span class="keyword">class </span>Message; }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">namespace </span>testing {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// Forward declarations.</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">class </span>AssertionResult; <span class="comment">// Result of an assertion.</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">class </span>Message; <span class="comment">// Represents a failure message.</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">class </span>Test; <span class="comment">// Represents a test.</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">class </span>TestInfo; <span class="comment">// Information about a test.</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">class </span>TestPartResult; <span class="comment">// Result of a test part.</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">class </span>UnitTest; <span class="comment">// A collection of test cases.</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> ::std::string PrintToString(<span class="keyword">const</span> T& value);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">struct </span>TraceInfo; <span class="comment">// Information about a trace point.</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">class </span>ScopedTrace; <span class="comment">// Implements scoped trace.</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">class </span>TestInfoImpl; <span class="comment">// Opaque implementation of TestInfo</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">class </span>UnitTestImpl; <span class="comment">// Opaque implementation of UnitTest</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// The text used in failure messages to indicate the start of the</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// stack trace.</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> GTEST_API_ <span class="keyword">extern</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kStackTraceMarker[];</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// Two overloaded helpers for checking at compile time whether an</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// expression is a null pointer literal (i.e. NULL or any 0-valued</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// compile-time integral constant). Their return values have</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// different sizes, so we can use sizeof() to test which version is</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// picked by the compiler. These helpers have no implementations, as</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// we only need their signatures.</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">//</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// Given IsNullLiteralHelper(x), the compiler will pick the first</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// version if x can be implicitly converted to Secret*, and pick the</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// second version otherwise. Since Secret is a secret and incomplete</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// type, the only expression a user can write that has type Secret* is</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// a null pointer literal. Therefore, we know that x is a null</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// pointer literal if and only if the first version is picked by the</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// compiler.</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keywordtype">char</span> IsNullLiteralHelper(Secret* p);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> char (&IsNullLiteralHelper(...))[2]; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// A compile-time bool constant that is true if and only if x is a</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// null pointer literal (i.e. NULL or any 0-valued compile-time</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// integral constant).</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#ifdef GTEST_ELLIPSIS_NEEDS_POD_</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor"></span><span class="comment">// We lose support for NULL detection where the compiler doesn't like</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// passing non-POD classes through ellipsis (...).</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor"># define GTEST_IS_NULL_LITERAL_(x) false</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor"></span><span class="preprocessor"># define GTEST_IS_NULL_LITERAL_(x) \</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor"> (sizeof(::testing::internal::IsNullLiteralHelper(x)) == 1)</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor"></span><span class="preprocessor">#endif // GTEST_ELLIPSIS_NEEDS_POD_</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// Appends the user-supplied message to the Google-Test-generated message.</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> GTEST_API_ std::string AppendUserMessage(</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">const</span> std::string& gtest_msg, <span class="keyword">const</span> Message& user_msg);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#if GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// This exception is thrown by (and only by) a failed Google Test</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// assertion when GTEST_FLAG(throw_on_failure) is true (if exceptions</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// are enabled). We derive it from std::runtime_error, which is for</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// errors presumably detectable only at run time. Since</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// std::runtime_error inherits from std::exception, many testing</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// frameworks know how to extract and print the message inside it.</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">class </span>GTEST_API_ GoogleTestFailureException : <span class="keyword">public</span> ::std::runtime_error {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">explicit</span> GoogleTestFailureException(<span class="keyword">const</span> TestPartResult& failure);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> };</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#endif // GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// A helper class for creating scoped traces in user programs.</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1ScopedTrace.html"> 156</a></span> <span class="keyword">class </span>GTEST_API_ <a class="code" href="classtesting_1_1internal_1_1ScopedTrace.html">ScopedTrace</a> {</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// The c'tor pushes the given source file location and message onto</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// a trace stack maintained by Google Test.</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="classtesting_1_1internal_1_1ScopedTrace.html">ScopedTrace</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <a class="code" href="classtesting_1_1Message.html">Message</a>& message);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="comment">// The d'tor pops the info pushed by the c'tor.</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// Note that the d'tor is not virtual in order to be efficient.</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">// Don't inherit from ScopedTrace!</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  ~<a class="code" href="classtesting_1_1internal_1_1ScopedTrace.html">ScopedTrace</a>();</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(<a class="code" href="classtesting_1_1internal_1_1ScopedTrace.html">ScopedTrace</a>);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> } GTEST_ATTRIBUTE_UNUSED_; <span class="comment">// A ScopedTrace object does its job in its</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// c'tor and d'tor. Therefore it doesn't</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// need to be used otherwise.</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">namespace </span>edit_distance {</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// Returns the optimal edits to go from 'left' to 'right'.</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// All edits cost the same, with replace having lower priority than</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// add/remove.</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// Simple implementation of the Wagner–Fischer algorithm.</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// See http://en.wikipedia.org/wiki/Wagner-Fischer_algorithm</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">enum</span> EditType { kMatch, kAdd, kRemove, kReplace };</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> GTEST_API_ std::vector<EditType> CalculateOptimalEdits(</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">const</span> std::vector<size_t>& left, <span class="keyword">const</span> std::vector<size_t>& right);</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// Same as above, but the input is represented as strings.</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> GTEST_API_ std::vector<EditType> CalculateOptimalEdits(</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keyword">const</span> std::vector<std::string>& left,</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keyword">const</span> std::vector<std::string>& right);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// Create a diff of the input strings in Unified diff format.</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> GTEST_API_ std::string CreateUnifiedDiff(<span class="keyword">const</span> std::vector<std::string>& left,</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keyword">const</span> std::vector<std::string>& right,</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordtype">size_t</span> context = 2);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> } <span class="comment">// namespace edit_distance</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// Calculate the diff between 'left' and 'right' and return it in unified diff</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// format.</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// If not null, stores in 'total_line_count' the total number of lines found</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// in left + right.</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> GTEST_API_ std::string DiffStrings(<span class="keyword">const</span> std::string& left,</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">const</span> std::string& right,</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">size_t</span>* total_line_count);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// Constructs and returns the message for an equality assertion</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure.</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">//</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// The first four parameters are the expressions used in the assertion</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// and their values, as strings. For example, for ASSERT_EQ(foo, bar)</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">// where foo is 5 and bar is 6, we have:</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">//</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// expected_expression: "foo"</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment">// actual_expression: "bar"</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// expected_value: "5"</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// actual_value: "6"</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">//</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// The ignoring_case parameter is true iff the assertion is a</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// *_STRCASEEQ*. When it's true, the string " (ignoring case)" will</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// be inserted into the message.</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> GTEST_API_ AssertionResult EqFailure(<span class="keyword">const</span> <span class="keywordtype">char</span>* expected_expression,</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* actual_expression,</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keyword">const</span> std::string& expected_value,</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">const</span> std::string& actual_value,</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">bool</span> ignoring_case);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment">// Constructs a failure message for Boolean assertions such as EXPECT_TRUE.</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> GTEST_API_ std::string GetBoolAssertionFailureMessage(</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keyword">const</span> AssertionResult& assertion_result,</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* expression_text,</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* actual_predicate_value,</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* expected_predicate_value);</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">// This template class represents an IEEE floating-point number</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// (either single-precision or double-precision, depending on the</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// template parameters).</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment">//</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// The purpose of this class is to do more sophisticated number</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment">// comparison. (Due to round-off error, etc, it's very unlikely that</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment">// two floating-points will be equal exactly. Hence a naive</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment">// comparison by the == operation often doesn't work.)</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">//</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment">// Format of IEEE floating-point:</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment">//</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// The most-significant bit being the leftmost, an IEEE</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// floating-point looks like</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment">//</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// sign_bit exponent_bits fraction_bits</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment">//</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment">// Here, sign_bit is a single bit that designates the sign of the</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment">// number.</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="comment">//</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// For float, there are 8 exponent bits and 23 fraction bits.</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment">//</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// For double, there are 11 exponent bits and 52 fraction bits.</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment">//</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment">// More details can be found at</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="comment">// http://en.wikipedia.org/wiki/IEEE_floating-point_standard.</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment">//</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment">// Template parameter:</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment">//</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">// RawType: the raw floating-point type (either float or double)</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="keyword">template</span> <<span class="keyword">typename</span> RawType></div>
<div class="line"><a name="l00262"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1FloatingPoint.html"> 262</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1FloatingPoint.html">FloatingPoint</a> {</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// Defines the unsigned integer type that has the same size as the</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// floating point number.</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="classtesting_1_1internal_1_1TypeWithSize.html">TypeWithSize<sizeof(RawType)>::UInt</a> Bits;</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// Constants.</span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// # of bits in a number.</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kBitCount = 8*<span class="keyword">sizeof</span>(RawType);</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// # of fraction bits in a number.</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kFractionBitCount =</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  std::numeric_limits<RawType>::digits - 1;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">// # of exponent bits in a number.</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kExponentBitCount = kBitCount - 1 - kFractionBitCount;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// The mask for the sign bit.</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">static</span> <span class="keyword">const</span> Bits kSignBitMask = <span class="keyword">static_cast<</span>Bits<span class="keyword">></span>(1) << (kBitCount - 1);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// The mask for the fraction bits.</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keyword">static</span> <span class="keyword">const</span> Bits kFractionBitMask =</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  ~static_cast<Bits>(0) >> (kExponentBitCount + 1);</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">// The mask for the exponent bits.</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">static</span> <span class="keyword">const</span> Bits kExponentBitMask = ~(kSignBitMask | kFractionBitMask);</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">// How many ULP's (Units in the Last Place) we want to tolerate when</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">// comparing two numbers. The larger the value, the more error we</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment">// allow. A 0 value means that two numbers must be exactly the same</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// to be considered equal.</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="comment">// The maximum error of a single floating-point operation is 0.5</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// units in the last place. On Intel CPU's, all floating-point</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">// calculations are done with 80-bit precision, while double has 64</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// bits. Therefore, 4 should be enough for ordinary use.</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">// See the following article for more details on ULP:</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="comment">// http://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kMaxUlps = 4;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// Constructs a FloatingPoint from a raw floating-point number.</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// On an Intel CPU, passing a non-normalized NAN (Not a Number)</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="comment">// around may change its bits, although the new value is guaranteed</span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// to be also a NAN. Therefore, don't expect this constructor to</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// preserve the bits in x when x is a NAN.</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keyword">explicit</span> <a class="code" href="classtesting_1_1internal_1_1FloatingPoint.html">FloatingPoint</a>(<span class="keyword">const</span> RawType& x) { u_.value_ = x; }</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Static methods</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Reinterprets a bit pattern as a floating-point number.</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// This function is needed to test the AlmostEquals() method.</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">static</span> RawType ReinterpretBits(<span class="keyword">const</span> Bits bits) {</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="classtesting_1_1internal_1_1FloatingPoint.html">FloatingPoint</a> fp(0);</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  fp.u_.bits_ = bits;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">return</span> fp.u_.value_;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// Returns the floating-point number that represent positive infinity.</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keyword">static</span> RawType Infinity() {</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">return</span> ReinterpretBits(kExponentBitMask);</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">// Returns the maximum representable finite floating-point number.</span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keyword">static</span> RawType Max();</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// Non-static methods</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// Returns the bits that represents this number.</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">const</span> Bits &bits()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> u_.bits_; }</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment">// Returns the exponent bits of this number.</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  Bits exponent_bits()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> kExponentBitMask & u_.bits_; }</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// Returns the fraction bits of this number.</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  Bits fraction_bits()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> kFractionBitMask & u_.bits_; }</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="comment">// Returns the sign bit of this number.</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  Bits sign_bit()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> kSignBitMask & u_.bits_; }</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="comment">// Returns true iff this is NAN (not a number).</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">bool</span> is_nan()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">// It's a NAN if the exponent bits are all ones and the fraction</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// bits are not entirely zeros.</span></div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">return</span> (exponent_bits() == kExponentBitMask) && (fraction_bits() != 0);</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  }</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="comment">// Returns true iff this number is at most kMaxUlps ULP's away from</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="comment">// rhs. In particular, this function:</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// - returns false if either number is (or both are) NAN.</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="comment">// - treats really large numbers as almost equal to infinity.</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">// - thinks +0.0 and -0.0 are 0 DLP's apart.</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordtype">bool</span> AlmostEquals(<span class="keyword">const</span> <a class="code" href="classtesting_1_1internal_1_1FloatingPoint.html">FloatingPoint</a>& rhs)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="comment">// The IEEE standard says that any comparison operation involving</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="comment">// a NAN must return false.</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">if</span> (is_nan() || rhs.is_nan()) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">return</span> DistanceBetweenSignAndMagnitudeNumbers(u_.bits_, rhs.u_.bits_)</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <= kMaxUlps;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  }</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// The data type used to store the actual floating-point number.</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">union </span>FloatingPointUnion {</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  RawType value_; <span class="comment">// The raw floating-point number.</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  Bits bits_; <span class="comment">// The bits that represent the number.</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  };</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="comment">// Converts an integer from the sign-and-magnitude representation to</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="comment">// the biased representation. More precisely, let N be 2 to the</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="comment">// power of (kBitCount - 1), an integer x is represented by the</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="comment">// unsigned number x + N.</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="comment">// For instance,</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="comment">// -N + 1 (the most negative number representable using</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="comment">// sign-and-magnitude) is represented by 1;</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="comment">// 0 is represented by N; and</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="comment">// N - 1 (the biggest number representable using</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// sign-and-magnitude) is represented by 2N - 1.</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// Read http://en.wikipedia.org/wiki/Signed_number_representations</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">// for more details on signed number representations.</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">static</span> Bits SignAndMagnitudeToBiased(<span class="keyword">const</span> Bits &sam) {</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">if</span> (kSignBitMask & sam) {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">// sam represents a negative number.</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">return</span> ~sam + 1;</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="comment">// sam represents a positive number.</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">return</span> kSignBitMask | sam;</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  }</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> </div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// Given two numbers in the sign-and-magnitude representation,</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="comment">// returns the distance between them as an unsigned number.</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keyword">static</span> Bits DistanceBetweenSignAndMagnitudeNumbers(<span class="keyword">const</span> Bits &sam1,</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keyword">const</span> Bits &sam2) {</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">const</span> Bits biased1 = SignAndMagnitudeToBiased(sam1);</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keyword">const</span> Bits biased2 = SignAndMagnitudeToBiased(sam2);</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">return</span> (biased1 >= biased2) ? (biased1 - biased2) : (biased2 - biased1);</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  }</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  FloatingPointUnion u_;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> };</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment">// We cannot use std::numeric_limits<T>::max() as it clashes with the max()</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment">// macro defined by <windows.h>.</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="keyword">template</span> <></div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="keyword">inline</span> <span class="keywordtype">float</span> <a class="code" href="classtesting_1_1internal_1_1FloatingPoint.html">FloatingPoint<float>::Max</a>() { <span class="keywordflow">return</span> FLT_MAX; }</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="keyword">template</span> <></div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="keyword">inline</span> <span class="keywordtype">double</span> FloatingPoint<double>::Max() { <span class="keywordflow">return</span> DBL_MAX; }</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> </div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment">// Typedefs the instances of the FloatingPoint template class that we</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// care to use.</span></div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="keyword">typedef</span> FloatingPoint<float> Float;</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="keyword">typedef</span> FloatingPoint<double> Double;</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="comment">// In order to catch the mistake of putting tests that use different</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="comment">// test fixture classes in the same test case, we need to assign</span></div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">// unique IDs to fixture classes and compare them. The TypeId type is</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment">// used to hold such IDs. The user should treat TypeId as an opaque</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment">// type: the only operation allowed on TypeId values is to compare</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment">// them for equality using the == operator.</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keywordtype">void</span>* TypeId;</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> </div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00432"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1TypeIdHelper.html"> 432</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1TypeIdHelper.html">TypeIdHelper</a> {</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">// dummy_ must not have a const type. Otherwise an overly eager</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="comment">// compiler (e.g. MSVC 7.1 & 8.0) may try to merge</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="comment">// TypeIdHelper<T>::dummy_ for different Ts as an "optimization".</span></div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> dummy_;</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> };</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="keywordtype">bool</span> <a class="code" href="classtesting_1_1internal_1_1TypeIdHelper.html">TypeIdHelper<T>::dummy_</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">// GetTypeId<T>() returns the ID of type T. Different values will be</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment">// returned for different types. Calling the function twice with the</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment">// same type argument is guaranteed to return the same ID.</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> TypeId GetTypeId() {</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// The compiler is required to allocate a different</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="comment">// TypeIdHelper<T>::dummy_ variable for each T used to instantiate</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="comment">// the template. Therefore, the address of dummy_ is guaranteed to</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="comment">// be unique.</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">return</span> &(<a class="code" href="classtesting_1_1internal_1_1TypeIdHelper.html">TypeIdHelper<T>::dummy_</a>);</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> }</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment">// Returns the type ID of ::testing::Test. Always call this instead</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment">// of GetTypeId< ::testing::Test>() to get the type ID of</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment">// ::testing::Test, as the latter may give the wrong result due to a</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">// suspected linker bug when compiling Google Test as a Mac OS X</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">// framework.</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> GTEST_API_ TypeId GetTestTypeId();</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> </div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment">// Defines the abstract factory interface that creates instances</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment">// of a Test object.</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1TestFactoryBase.html"> 464</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a> {</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keyword">virtual</span> ~<a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a>() {}</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="comment">// Creates a test instance to run. The instance is both created and destroyed</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="comment">// within TestInfoImpl::Run()</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keyword">virtual</span> <a class="code" href="classtesting_1_1Test.html">Test</a>* CreateTest() = 0;</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a>() {}</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(<a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a>);</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> };</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment">// This class provides implementation of TeastFactoryBase interface.</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="comment">// It is used in TEST and TEST_F macros.</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="keyword">template</span> <<span class="keyword">class</span> TestClass></div>
<div class="line"><a name="l00482"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1TestFactoryImpl.html"> 482</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1TestFactoryImpl.html">TestFactoryImpl</a> : <span class="keyword">public</span> <a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a> {</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">virtual</span> <a class="code" href="classtesting_1_1Test.html">Test</a>* CreateTest() { <span class="keywordflow">return</span> <span class="keyword">new</span> TestClass; }</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> };</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> </div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="preprocessor">#if GTEST_OS_WINDOWS</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="comment">// Predicate-formatters for implementing the HRESULT checking macros</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="comment">// {ASSERT|EXPECT}_HRESULT_{SUCCEEDED|FAILED}</span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment">// We pass a long instead of HRESULT to avoid causing an</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment">// include dependency for the HRESULT type.</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> GTEST_API_ <a class="code" href="classtesting_1_1AssertionResult.html">AssertionResult</a> IsHRESULTSuccess(<span class="keyword">const</span> <span class="keywordtype">char</span>* expr,</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keywordtype">long</span> hr); <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> GTEST_API_ <a class="code" href="classtesting_1_1AssertionResult.html">AssertionResult</a> IsHRESULTFailure(<span class="keyword">const</span> <span class="keywordtype">char</span>* expr,</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordtype">long</span> hr); <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="preprocessor">#endif // GTEST_OS_WINDOWS</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment">// Types of SetUpTestCase() and TearDownTestCase() functions.</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="keyword">typedef</span> void (*SetUpTestCaseFunc)();</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="keyword">typedef</span> void (*TearDownTestCaseFunc)();</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div>
<div class="line"><a name="l00504"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1CodeLocation.html"> 504</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1CodeLocation.html">CodeLocation</a> {</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <a class="code" href="structtesting_1_1internal_1_1CodeLocation.html">CodeLocation</a>(<span class="keyword">const</span> <span class="keywordtype">string</span>& a_file, <span class="keywordtype">int</span> a_line) : file(a_file), line(a_line) {}</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> </div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordtype">string</span> file;</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keywordtype">int</span> line;</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> };</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="comment">// Creates a new TestInfo object and registers it with Google Test;</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="comment">// returns the created object.</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <span class="comment">//</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="comment">// Arguments:</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="comment">//</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="comment">// test_case_name: name of the test case</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="comment">// name: name of the test</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="comment">// type_param the name of the test's type parameter, or NULL if</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="comment">// this is not a typed or a type-parameterized test.</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="comment">// value_param text representation of the test's value parameter,</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="comment">// or NULL if this is not a type-parameterized test.</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> <span class="comment">// code_location: code location where the test is defined</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="comment">// fixture_class_id: ID of the test fixture class</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="comment">// set_up_tc: pointer to the function that sets up the test case</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="comment">// tear_down_tc: pointer to the function that tears down the test case</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="comment">// factory: pointer to the factory that creates a test object.</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <span class="comment">// The newly created TestInfo instance will assume</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="comment">// ownership of the factory object.</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> GTEST_API_ <a class="code" href="classtesting_1_1TestInfo.html">TestInfo</a>* MakeAndRegisterTestInfo(</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* test_case_name,</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* name,</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* type_param,</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* value_param,</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <a class="code" href="structtesting_1_1internal_1_1CodeLocation.html">CodeLocation</a> code_location,</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  TypeId fixture_class_id,</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  SetUpTestCaseFunc set_up_tc,</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  TearDownTestCaseFunc tear_down_tc,</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <a class="code" href="classtesting_1_1internal_1_1TestFactoryBase.html">TestFactoryBase</a>* factory);</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> </div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="comment">// If *pstr starts with the given prefix, modifies *pstr to be right</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <span class="comment">// past the prefix and returns true; otherwise leaves *pstr unchanged</span></div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="comment">// and returns false. None of pstr, *pstr, and prefix can be NULL.</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> GTEST_API_ <span class="keywordtype">bool</span> SkipPrefix(<span class="keyword">const</span> <span class="keywordtype">char</span>* prefix, <span class="keyword">const</span> <span class="keywordtype">char</span>** pstr);</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="preprocessor">#if GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P</span></div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="comment">// State of the definition of a type-parameterized test case.</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span> <span class="keyword">class </span>GTEST_API_ TypedTestCasePState {</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  TypedTestCasePState() : registered_(false) {}</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="comment">// Adds the given test name to defined_test_names_ and return true</span></div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="comment">// if the test case hasn't been registered; otherwise aborts the</span></div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="comment">// program.</span></div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordtype">bool</span> AddTestName(<span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <span class="keywordtype">char</span>* case_name,</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* test_name) {</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">if</span> (registered_) {</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  fprintf(stderr, <span class="stringliteral">"%s Test %s must be defined before "</span></div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="stringliteral">"REGISTER_TYPED_TEST_CASE_P(%s, ...).\n"</span>,</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  FormatFileLocation(file, line).c_str(), test_name, case_name);</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  fflush(stderr);</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  posix::Abort();</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  }</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  registered_tests_.insert(</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  ::std::make_pair(test_name, CodeLocation(file, line)));</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordtype">bool</span> TestExists(<span class="keyword">const</span> std::string& test_name)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keywordflow">return</span> registered_tests_.count(test_name) > 0;</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  }</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> </div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keyword">const</span> CodeLocation& GetCodeLocation(<span class="keyword">const</span> std::string& test_name)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  RegisteredTestsMap::const_iterator it = registered_tests_.find(test_name);</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  GTEST_CHECK_(it != registered_tests_.end());</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">return</span> it->second;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  }</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="comment">// Verifies that registered_tests match the test names in</span></div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="comment">// defined_test_names_; returns registered_tests if successful, or</span></div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="comment">// aborts the program otherwise.</span></div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* VerifyRegisteredTestNames(</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <span class="keywordtype">char</span>* registered_tests);</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> </div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  typedef ::std::map<std::string, CodeLocation> RegisteredTestsMap;</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span> </div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordtype">bool</span> registered_;</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  RegisteredTestsMap registered_tests_;</div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span> };</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> </div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="comment">// Skips to the first non-space char after the first comma in 'str';</span></div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> <span class="comment">// returns NULL if no comma is found in 'str'.</span></div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* SkipComma(<span class="keyword">const</span> <span class="keywordtype">char</span>* str) {</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* comma = strchr(str, <span class="charliteral">','</span>);</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">if</span> (comma == NULL) {</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  }</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">while</span> (IsSpace(*(++comma))) {}</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">return</span> comma;</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span> }</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span> </div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="comment">// Returns the prefix of 'str' before the first comma in it; returns</span></div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> <span class="comment">// the entire string if it contains no comma.</span></div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="keyword">inline</span> std::string GetPrefixUntilComma(<span class="keyword">const</span> <span class="keywordtype">char</span>* str) {</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* comma = strchr(str, <span class="charliteral">','</span>);</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">return</span> comma == NULL ? str : std::string(str, comma);</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> }</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="comment">// Splits a given string on a given delimiter, populating a given</span></div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="comment">// vector with the fields.</span></div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="keywordtype">void</span> SplitString(const ::std::string& str, <span class="keywordtype">char</span> delimiter,</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  ::std::vector< ::std::string>* dest);</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="comment">// TypeParameterizedTest<Fixture, TestSel, Types>::Register()</span></div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> <span class="comment">// registers a list of type-parameterized tests with Google Test. The</span></div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="comment">// return value is insignificant - we just need to return something</span></div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="comment">// such that we can call this function in a namespace scope.</span></div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="comment">//</span></div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span> <span class="comment">// Implementation note: The GTEST_TEMPLATE_ macro declares a template</span></div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span> <span class="comment">// template parameter. It's defined in gtest-type-util.h.</span></div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span> <span class="keyword">template</span> <GTEST_TEMPLATE_ Fixture, <span class="keyword">class</span> TestSel, <span class="keyword">typename</span> Types></div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="keyword">class </span>TypeParameterizedTest {</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="comment">// 'index' is the index of the test in the type list 'Types'</span></div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="comment">// specified in INSTANTIATE_TYPED_TEST_CASE_P(Prefix, TestCase,</span></div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="comment">// Types). Valid values for 'index' are [0, N - 1] where N is the</span></div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="comment">// length of Types.</span></div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Register(<span class="keyword">const</span> <span class="keywordtype">char</span>* prefix,</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  CodeLocation code_location,</div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* case_name, <span class="keyword">const</span> <span class="keywordtype">char</span>* test_names,</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordtype">int</span> index) {</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Types::Head Type;</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="keyword">typedef</span> Fixture<Type> FixtureClass;</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> GTEST_BIND_(TestSel, Type) TestClass;</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span> </div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="comment">// First, registers the first type-parameterized test in the type</span></div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="comment">// list.</span></div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  MakeAndRegisterTestInfo(</div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  (std::<span class="keywordtype">string</span>(prefix) + (prefix[0] == '\0' ? "" : "/") + case_name + "/"</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  + StreamableToString(index)).c_str(),</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  StripTrailingSpaces(GetPrefixUntilComma(test_names)).c_str(),</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  GetTypeName<Type>().c_str(),</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  NULL, <span class="comment">// No value parameter.</span></div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  code_location,</div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  GetTypeId<FixtureClass>(),</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  TestClass::SetUpTestCase,</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  TestClass::TearDownTestCase,</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  new TestFactoryImpl<TestClass>);</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span> </div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="comment">// Next, recurses (at compile time) with the tail of the type list.</span></div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  return TypeParameterizedTest<Fixture, TestSel, typename Types::Tail></div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  ::Register(prefix, code_location, case_name, test_names, index + 1);</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  }</div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> };</div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span> </div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="comment">// The base case for the compile time recursion.</span></div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> template <GTEST_TEMPLATE_ Fixture, class TestSel></div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span> class TypeParameterizedTest<Fixture, TestSel, Types0> {</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Register(<span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*prefix*/</span>, CodeLocation,</div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*case_name*/</span>, <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*test_names*/</span>,</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="keywordtype">int</span> <span class="comment">/*index*/</span>) {</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  }</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> };</div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span> <span class="comment">// TypeParameterizedTestCase<Fixture, Tests, Types>::Register()</span></div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span> <span class="comment">// registers *all combinations* of 'Tests' and 'Types' with Google</span></div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span> <span class="comment">// Test. The return value is insignificant - we just need to return</span></div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span> <span class="comment">// something such that we can call this function in a namespace scope.</span></div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span> <span class="keyword">template</span> <GTEST_TEMPLATE_ Fixture, <span class="keyword">typename</span> Tests, <span class="keyword">typename</span> Types></div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span> <span class="keyword">class </span>TypeParameterizedTestCase {</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Register(<span class="keyword">const</span> <span class="keywordtype">char</span>* prefix, CodeLocation code_location,</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keyword">const</span> TypedTestCasePState* state,</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* case_name, <span class="keyword">const</span> <span class="keywordtype">char</span>* test_names) {</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  std::string test_name = StripTrailingSpaces(</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  GetPrefixUntilComma(test_names));</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keywordflow">if</span> (!state->TestExists(test_name)) {</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  fprintf(stderr, <span class="stringliteral">"Failed to get code location for test %s.%s at %s."</span>,</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  case_name, test_name.c_str(),</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  FormatFileLocation(code_location.file.c_str(),</div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  code_location.line).c_str());</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  fflush(stderr);</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  posix::Abort();</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  }</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keyword">const</span> CodeLocation& test_location = state->GetCodeLocation(test_name);</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Tests::Head Head;</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> </div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="comment">// First, register the first test in 'Test' for each type in 'Types'.</span></div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  TypeParameterizedTest<Fixture, Head, Types>::Register(</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  prefix, test_location, case_name, test_names, 0);</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="comment">// Next, recurses (at compile time) with the tail of the test list.</span></div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">return</span> TypeParameterizedTestCase<Fixture, typename Tests::Tail, Types></div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  ::Register(prefix, code_location, state,</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  case_name, SkipComma(test_names));</div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  }</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> };</div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span> </div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span> <span class="comment">// The base case for the compile time recursion.</span></div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span> <span class="keyword">template</span> <GTEST_TEMPLATE_ Fixture, <span class="keyword">typename</span> Types></div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <span class="keyword">class </span>TypeParameterizedTestCase<Fixture, Templates0, Types> {</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Register(<span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*prefix*/</span>, CodeLocation,</div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="keyword">const</span> TypedTestCasePState* <span class="comment">/*state*/</span>,</div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*case_name*/</span>, <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*test_names*/</span>) {</div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  }</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> };</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> </div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span> <span class="preprocessor">#endif // GTEST_HAS_TYPED_TEST || GTEST_HAS_TYPED_TEST_P</span></div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span> <span class="comment">// Returns the current OS stack trace as an std::string.</span></div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> <span class="comment">//</span></div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span> <span class="comment">// The maximum number of stack frames to be included is specified by</span></div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span> <span class="comment">// the gtest_stack_trace_depth flag. The skip_count parameter</span></div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span> <span class="comment">// specifies the number of top frames to be skipped, which doesn't</span></div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <span class="comment">// count against the number of frames to be included.</span></div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> <span class="comment">//</span></div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span> <span class="comment">// For example, if Foo() calls Bar(), which in turn calls</span></div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> <span class="comment">// GetCurrentOsStackTraceExceptTop(..., 1), Foo() will be included in</span></div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span> <span class="comment">// the trace but Bar() and GetCurrentOsStackTraceExceptTop() won't.</span></div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span> GTEST_API_ std::string GetCurrentOsStackTraceExceptTop(</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  UnitTest* unit_test, <span class="keywordtype">int</span> skip_count);</div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> </div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="comment">// Helpers for suppressing warnings on unreachable code or constant</span></div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="comment">// condition.</span></div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span> </div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span> <span class="comment">// Always returns true.</span></div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span> GTEST_API_ <span class="keywordtype">bool</span> AlwaysTrue();</div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span> </div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span> <span class="comment">// Always returns false.</span></div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> AlwaysFalse() { <span class="keywordflow">return</span> !AlwaysTrue(); }</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span> </div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span> <span class="comment">// Helper for suppressing false warning from Clang on a const char*</span></div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span> <span class="comment">// variable declared in a conditional expression always being NULL in</span></div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span> <span class="comment">// the else branch.</span></div>
<div class="line"><a name="l00741"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1ConstCharPtr.html"> 741</a></span> <span class="keyword">struct </span>GTEST_API_ <a class="code" href="structtesting_1_1internal_1_1ConstCharPtr.html">ConstCharPtr</a> {</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <a class="code" href="structtesting_1_1internal_1_1ConstCharPtr.html">ConstCharPtr</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str) : value(str) {}</div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* value;</div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span> };</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> <span class="comment">// A simple Linear Congruential Generator for generating random</span></div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="comment">// numbers with a uniform distribution. Unlike rand() and srand(), it</span></div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="comment">// doesn't use global state (and therefore can't interfere with user</span></div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> <span class="comment">// code). Unlike rand_r(), it's portable. An LCG isn't very random,</span></div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span> <span class="comment">// but it's good enough for our purposes.</span></div>
<div class="line"><a name="l00752"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1Random.html"> 752</a></span> <span class="keyword">class </span>GTEST_API_ <a class="code" href="classtesting_1_1internal_1_1Random.html">Random</a> {</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keyword">static</span> <span class="keyword">const</span> UInt32 kMaxRange = 1u << 31;</div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> </div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keyword">explicit</span> <a class="code" href="classtesting_1_1internal_1_1Random.html">Random</a>(UInt32 seed) : state_(seed) {}</div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span> </div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <span class="keywordtype">void</span> Reseed(UInt32 seed) { state_ = seed; }</div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span> </div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="comment">// Generates a random number from [0, range). Crashes if 'range' is</span></div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="comment">// 0 or greater than kMaxRange.</span></div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  UInt32 Generate(UInt32 range);</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> </div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  UInt32 state_;</div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(<a class="code" href="classtesting_1_1internal_1_1Random.html">Random</a>);</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span> };</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span> </div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span> <span class="comment">// Defining a variable of type CompileAssertTypesEqual<T1, T2> will cause a</span></div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span> <span class="comment">// compiler error iff T1 and T2 are different types.</span></div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2></div>
<div class="line"><a name="l00772"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1CompileAssertTypesEqual.html"> 772</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1CompileAssertTypesEqual.html">CompileAssertTypesEqual</a>;</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> </div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00775"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1CompileAssertTypesEqual_3_01T_00_01T_01_4.html"> 775</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1CompileAssertTypesEqual.html">CompileAssertTypesEqual</a><T, T> {</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span> };</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span> <span class="comment">// Removes the reference from a type if it is a reference type,</span></div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span> <span class="comment">// otherwise leaves it unchanged. This is the same as</span></div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span> <span class="comment">// tr1::remove_reference, which is not widely available yet.</span></div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00782"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RemoveReference.html"> 782</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveReference.html">RemoveReference</a> { <span class="keyword">typedef</span> T type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00784"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RemoveReference_3_01T_01_6_01_4.html"> 784</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveReference.html">RemoveReference</a><T&> { <span class="keyword">typedef</span> T type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span> </div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span> <span class="comment">// A handy wrapper around RemoveReference that works when the argument</span></div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span> <span class="comment">// T depends on template parameters.</span></div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span> <span class="preprocessor">#define GTEST_REMOVE_REFERENCE_(T) \</span></div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> <span class="preprocessor"> typename ::testing::internal::RemoveReference<T>::type</span></div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="comment">// Removes const from a type if it is a const type, otherwise leaves</span></div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <span class="comment">// it unchanged. This is the same as tr1::remove_const, which is not</span></div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span> <span class="comment">// widely available yet.</span></div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00795"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RemoveConst.html"> 795</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveConst.html">RemoveConst</a> { <span class="keyword">typedef</span> T type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00797"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RemoveConst_3_01const_01T_01_4.html"> 797</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveConst.html">RemoveConst</a><const T> { <span class="keyword">typedef</span> T type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span> </div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span> <span class="comment">// MSVC 8.0, Sun C++, and IBM XL C++ have a bug which causes the above</span></div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span> <span class="comment">// definition to fail to remove the const in 'const int[3]' and 'const</span></div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span> <span class="comment">// char[3][4]'. The following specialization works around the bug.</span></div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keywordtype">size_t</span> N></div>
<div class="line"><a name="l00803"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RemoveConst_3_01const_01T[N]_4.html"> 803</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveConst.html">RemoveConst</a><const T[N]> {</div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> RemoveConst<T>::type type[N];</div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span> };</div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> </div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span> <span class="preprocessor">#if defined(_MSC_VER) && _MSC_VER < 1400</span></div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span> <span class="preprocessor"></span><span class="comment">// This is the only specialization that allows VC++ 7.1 to remove const in</span></div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span> <span class="comment">// 'const int[3] and 'const int[3][4]'. However, it causes trouble with GCC</span></div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> <span class="comment">// and thus needs to be conditionally compiled.</span></div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keywordtype">size_t</span> N></div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RemoveConst.html">RemoveConst</a><T[N]> {</div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> RemoveConst<T>::type type[N];</div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span> };</div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span> <span class="comment">// A handy wrapper around RemoveConst that works when the argument</span></div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span> <span class="comment">// T depends on template parameters.</span></div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span> <span class="preprocessor">#define GTEST_REMOVE_CONST_(T) \</span></div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span> <span class="preprocessor"> typename ::testing::internal::RemoveConst<T>::type</span></div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span> <span class="comment">// Turns const U&, U&, const U, and U all into U.</span></div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span> <span class="preprocessor">#define GTEST_REMOVE_REFERENCE_AND_CONST_(T) \</span></div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span> <span class="preprocessor"> GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(T))</span></div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> <span class="comment">// Adds reference to a type if it is not a reference type,</span></div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span> <span class="comment">// otherwise leaves it unchanged. This is the same as</span></div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> <span class="comment">// tr1::add_reference, which is not widely available yet.</span></div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00830"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1AddReference.html"> 830</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1AddReference.html">AddReference</a> { <span class="keyword">typedef</span> T& type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00832"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1AddReference_3_01T_01_6_01_4.html"> 832</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1AddReference.html">AddReference</a><T&> { <span class="keyword">typedef</span> T& type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span> </div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span> <span class="comment">// A handy wrapper around AddReference that works when the argument T</span></div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span> <span class="comment">// depends on template parameters.</span></div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span> <span class="preprocessor">#define GTEST_ADD_REFERENCE_(T) \</span></div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span> <span class="preprocessor"> typename ::testing::internal::AddReference<T>::type</span></div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span> <span class="comment">// Adds a reference to const on top of T as necessary. For example,</span></div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span> <span class="comment">// it transforms</span></div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span> <span class="comment">//</span></div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span> <span class="comment">// char ==> const char&</span></div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span> <span class="comment">// const char ==> const char&</span></div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span> <span class="comment">// char& ==> const char&</span></div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span> <span class="comment">// const char& ==> const char&</span></div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span> <span class="comment">//</span></div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span> <span class="comment">// The argument T must depend on some template parameters.</span></div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span> <span class="preprocessor">#define GTEST_REFERENCE_TO_CONST_(T) \</span></div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span> <span class="preprocessor"> GTEST_ADD_REFERENCE_(const GTEST_REMOVE_REFERENCE_(T))</span></div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span> <span class="comment">// ImplicitlyConvertible<From, To>::value is a compile-time bool</span></div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span> <span class="comment">// constant that's true iff type From can be implicitly converted to</span></div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> <span class="comment">// type To.</span></div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> <span class="keyword">template</span> <<span class="keyword">typename</span> From, <span class="keyword">typename</span> To></div>
<div class="line"><a name="l00855"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1ImplicitlyConvertible.html"> 855</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1ImplicitlyConvertible.html">ImplicitlyConvertible</a> {</div>
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <span class="comment">// We need the following helper functions only for their types.</span></div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="comment">// They have no implementations.</span></div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span> </div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <span class="comment">// MakeFrom() is an expression whose type is From. We cannot simply</span></div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <span class="comment">// use From(), as the type From may not have a public default</span></div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="comment">// constructor.</span></div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="keyword">static</span> <span class="keyword">typename</span> AddReference<From>::type MakeFrom();</div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span> </div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="comment">// These two functions are overloaded. Given an expression</span></div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <span class="comment">// Helper(x), the compiler will pick the first version if x can be</span></div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <span class="comment">// implicitly converted to type To; otherwise it will pick the</span></div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <span class="comment">// second version.</span></div>
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="comment">// The first version returns a value of size 1, and the second</span></div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="comment">// version returns a value of size 2. Therefore, by checking the</span></div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  <span class="comment">// size of Helper(x), which can be done at compile time, we can tell</span></div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="comment">// which version of Helper() is used, and hence whether x can be</span></div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="comment">// implicitly converted to type To.</span></div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <span class="keyword">static</span> <span class="keywordtype">char</span> Helper(To);</div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  <span class="keyword">static</span> char (&Helper(...))[2]; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span> </div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <span class="comment">// We have to put the 'public' section after the 'private' section,</span></div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="comment">// or MSVC refuses to compile the code.</span></div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span> <span class="preprocessor">#if defined(__BORLANDC__)</span></div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span> <span class="preprocessor"></span> <span class="comment">// C++Builder cannot use member overload resolution during template</span></div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  <span class="comment">// instantiation. The simplest workaround is to use its C++0x type traits</span></div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="comment">// functions (C++Builder 2009 and above only).</span></div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> value = __is_convertible(From, To);</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span> <span class="preprocessor"></span> <span class="comment">// MSVC warns about implicitly converting from double to int for</span></div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="comment">// possible loss of data, so we need to temporarily disable the</span></div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  <span class="comment">// warning.</span></div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  GTEST_DISABLE_MSC_WARNINGS_PUSH_(4244)</div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> value =</div>
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="keyword">sizeof</span>(Helper(ImplicitlyConvertible::MakeFrom())) == 1;</div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  GTEST_DISABLE_MSC_WARNINGS_POP_()</div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span> <span class="preprocessor">#endif // __BORLANDC__</span></div>
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span> <span class="preprocessor"></span>};</div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span> <span class="keyword">template</span> <<span class="keyword">typename</span> From, <span class="keyword">typename</span> To></div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> <a class="code" href="classtesting_1_1internal_1_1ImplicitlyConvertible.html">ImplicitlyConvertible<From, To>::value</a>;</div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span> </div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span> <span class="comment">// IsAProtocolMessage<T>::value is a compile-time bool constant that's</span></div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span> <span class="comment">// true iff T is type ProtocolMessage, proto2::Message, or a subclass</span></div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span> <span class="comment">// of those.</span></div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00903"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1IsAProtocolMessage.html"> 903</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1IsAProtocolMessage.html">IsAProtocolMessage</a></div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  : <span class="keyword">public</span> <a class="code" href="structtesting_1_1internal_1_1bool__constant.html">bool_constant</a><</div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  ImplicitlyConvertible<const T*, const ::ProtocolMessage*>::value ||</div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  ImplicitlyConvertible<const T*, const ::proto2::Message*>::value> {</div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span> };</div>
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span> </div>
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span> <span class="comment">// When the compiler sees expression IsContainerTest<C>(0), if C is an</span></div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span> <span class="comment">// STL-style container class, the first overload of IsContainerTest</span></div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span> <span class="comment">// will be viable (since both C::iterator* and C::const_iterator* are</span></div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span> <span class="comment">// valid types and NULL can be implicitly converted to them). It will</span></div>
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span> <span class="comment">// be picked over the second overload as 'int' is a perfect match for</span></div>
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span> <span class="comment">// the type of argument 0. If C::iterator or C::const_iterator is not</span></div>
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span> <span class="comment">// a valid type, the first overload is not viable, and the second</span></div>
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span> <span class="comment">// overload will be picked. Therefore, we can determine whether C is</span></div>
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span> <span class="comment">// a container class by checking the type of IsContainerTest<C>(0).</span></div>
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span> <span class="comment">// The value of the expression is insignificant.</span></div>
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span> <span class="comment">//</span></div>
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span> <span class="comment">// Note that we look for both C::iterator and C::const_iterator. The</span></div>
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span> <span class="comment">// reason is that C++ injects the name of a class as a member of the</span></div>
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span> <span class="comment">// class itself (e.g. you can refer to class iterator as either</span></div>
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span> <span class="comment">// 'iterator' or 'iterator::iterator'). If we look for C::iterator</span></div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span> <span class="comment">// only, for example, we would mistakenly think that a class named</span></div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span> <span class="comment">// iterator is an STL container.</span></div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span> <span class="comment">//</span></div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span> <span class="comment">// Also note that the simpler approach of overloading</span></div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span> <span class="comment">// IsContainerTest(typename C::const_iterator*) and</span></div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span> <span class="comment">// IsContainerTest(...) doesn't work with Visual Age C++ and Sun C++.</span></div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> IsContainer;</div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span> <span class="keyword">template</span> <<span class="keyword">class</span> C></div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span> IsContainer IsContainerTest(<span class="keywordtype">int</span> <span class="comment">/* dummy */</span>,</div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <span class="keyword">typename</span> C::iterator* <span class="comment">/* it */</span> = NULL,</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  <span class="keyword">typename</span> C::const_iterator* <span class="comment">/* const_it */</span> = NULL) {</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span> }</div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span> </div>
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span> <span class="keyword">typedef</span> <span class="keywordtype">char</span> IsNotContainer;</div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span> <span class="keyword">template</span> <<span class="keyword">class</span> C></div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span> IsNotContainer IsContainerTest(<span class="keywordtype">long</span> <span class="comment">/* dummy */</span>) { <span class="keywordflow">return</span> <span class="charliteral">'\0'</span>; }</div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span> </div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span> <span class="comment">// EnableIf<condition>::type is void when 'Cond' is true, and</span></div>
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span> <span class="comment">// undefined when 'Cond' is false. To use SFINAE to make a function</span></div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span> <span class="comment">// overload only apply when a particular expression is true, add</span></div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span> <span class="comment">// "typename EnableIf<expression>::type* = 0" as the last parameter.</span></div>
<div class="line"><a name="l00946"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1EnableIf.html"> 946</a></span> <span class="keyword">template</span><<span class="keywordtype">bool</span>> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1EnableIf.html">EnableIf</a>;</div>
<div class="line"><a name="l00947"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1EnableIf_3_01true_01_4.html"> 947</a></span> <span class="keyword">template</span><> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1EnableIf.html">EnableIf</a><true> { <span class="keyword">typedef</span> <span class="keywordtype">void</span> type; }; <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span> </div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span> <span class="comment">// Utilities for native arrays.</span></div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span> </div>
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span> <span class="comment">// ArrayEq() compares two k-dimensional native arrays using the</span></div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span> <span class="comment">// elements' operator==, where k can be any integer >= 0. When k is</span></div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span> <span class="comment">// 0, ArrayEq() degenerates into comparing a single pair of values.</span></div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span> </div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span> <span class="keywordtype">bool</span> ArrayEq(<span class="keyword">const</span> T* lhs, <span class="keywordtype">size_t</span> size, <span class="keyword">const</span> U* rhs);</div>
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span> </div>
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span> <span class="comment">// This generic version is used when k is 0.</span></div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> ArrayEq(<span class="keyword">const</span> T& lhs, <span class="keyword">const</span> U& rhs) { <span class="keywordflow">return</span> lhs == rhs; }</div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span> </div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span> <span class="comment">// This overload is used when k >= 1.</span></div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U, <span class="keywordtype">size_t</span> N></div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> ArrayEq(<span class="keyword">const</span> T(&lhs)[N], <span class="keyword">const</span> U(&rhs)[N]) {</div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  <span class="keywordflow">return</span> internal::ArrayEq(lhs, N, rhs);</div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span> }</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span> </div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span> <span class="comment">// This helper reduces code bloat. If we instead put its logic inside</span></div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span> <span class="comment">// the previous ArrayEq() function, arrays with different sizes would</span></div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span> <span class="comment">// lead to different copies of the template code.</span></div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span> <span class="keywordtype">bool</span> ArrayEq(<span class="keyword">const</span> T* lhs, <span class="keywordtype">size_t</span> size, <span class="keyword">const</span> U* rhs) {</div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i != size; i++) {</div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  <span class="keywordflow">if</span> (!internal::ArrayEq(lhs[i], rhs[i]))</div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  }</div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span> }</div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span> </div>
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span> <span class="comment">// Finds the first element in the iterator range [begin, end) that</span></div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span> <span class="comment">// equals elem. Element may be a native array type itself.</span></div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Iter, <span class="keyword">typename</span> Element></div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span> Iter ArrayAwareFind(Iter begin, Iter end, <span class="keyword">const</span> Element& elem) {</div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <span class="keywordflow">for</span> (Iter it = begin; it != end; ++it) {</div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">if</span> (internal::ArrayEq(*it, elem))</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keywordflow">return</span> it;</div>
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  }</div>
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  <span class="keywordflow">return</span> end;</div>
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span> }</div>
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span> </div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span> <span class="comment">// CopyArray() copies a k-dimensional native array using the elements'</span></div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span> <span class="comment">// operator=, where k can be any integer >= 0. When k is 0,</span></div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span> <span class="comment">// CopyArray() degenerates into copying a single value.</span></div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span> </div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span> <span class="keywordtype">void</span> CopyArray(<span class="keyword">const</span> T* from, <span class="keywordtype">size_t</span> size, U* to);</div>
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span> </div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span> <span class="comment">// This generic version is used when k is 0.</span></div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> CopyArray(<span class="keyword">const</span> T& from, U* to) { *to = from; }</div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> </div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> <span class="comment">// This overload is used when k >= 1.</span></div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U, <span class="keywordtype">size_t</span> N></div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> CopyArray(<span class="keyword">const</span> T(&from)[N], U(*to)[N]) {</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  internal::CopyArray(from, N, *to);</div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span> }</div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span> </div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span> <span class="comment">// This helper reduces code bloat. If we instead put its logic inside</span></div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span> <span class="comment">// the previous CopyArray() function, arrays with different sizes</span></div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span> <span class="comment">// would lead to different copies of the template code.</span></div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> U></div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span> <span class="keywordtype">void</span> CopyArray(<span class="keyword">const</span> T* from, <span class="keywordtype">size_t</span> size, U* to) {</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i != size; i++) {</div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  internal::CopyArray(from[i], to + i);</div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  }</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span> }</div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> </div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span> <span class="comment">// The relation between an NativeArray object (see below) and the</span></div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span> <span class="comment">// native array it represents.</span></div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span> <span class="comment">// We use 2 different structs to allow non-copyable types to be used, as long</span></div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> <span class="comment">// as RelationToSourceReference() is passed.</span></div>
<div class="line"><a name="l01022"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RelationToSourceReference.html"> 1022</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RelationToSourceReference.html">RelationToSourceReference</a> {};</div>
<div class="line"><a name="l01023"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1RelationToSourceCopy.html"> 1023</a></span> <span class="keyword">struct </span><a class="code" href="structtesting_1_1internal_1_1RelationToSourceCopy.html">RelationToSourceCopy</a> {};</div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span> </div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span> <span class="comment">// Adapts a native array to a read-only STL-style container. Instead</span></div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span> <span class="comment">// of the complete STL container concept, this adaptor only implements</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span> <span class="comment">// members useful for Google Mock's container matchers. New members</span></div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span> <span class="comment">// should be added as needed. To simplify the implementation, we only</span></div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span> <span class="comment">// support Element being a raw type (i.e. having no top-level const or</span></div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> <span class="comment">// reference modifier). It's the client's responsibility to satisfy</span></div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span> <span class="comment">// this requirement. Element can be an array type itself (hence</span></div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span> <span class="comment">// multi-dimensional arrays are supported).</span></div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Element></div>
<div class="line"><a name="l01034"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1NativeArray.html"> 1034</a></span> <span class="keyword">class </span><a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a> {</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="comment">// STL-style container typedefs.</span></div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keyword">typedef</span> Element value_type;</div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="keyword">typedef</span> Element* iterator;</div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="keyword">typedef</span> <span class="keyword">const</span> Element* const_iterator;</div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span> </div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="comment">// Constructs from a native array. References the source.</span></div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  <a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>(<span class="keyword">const</span> Element* array, <span class="keywordtype">size_t</span> count, <a class="code" href="structtesting_1_1internal_1_1RelationToSourceReference.html">RelationToSourceReference</a>) {</div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  InitRef(array, count);</div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  }</div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span> </div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  <span class="comment">// Constructs from a native array. Copies the source.</span></div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>(<span class="keyword">const</span> Element* array, <span class="keywordtype">size_t</span> count, <a class="code" href="structtesting_1_1internal_1_1RelationToSourceCopy.html">RelationToSourceCopy</a>) {</div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  InitCopy(array, count);</div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  }</div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span> </div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <span class="comment">// Copy constructor.</span></div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>(<span class="keyword">const</span> <a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>& rhs) {</div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  (this->*rhs.clone_)(rhs.array_, rhs.size_);</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  }</div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span> </div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  ~<a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>() {</div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <span class="keywordflow">if</span> (clone_ != &NativeArray::InitRef)</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  <span class="keyword">delete</span>[] array_;</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  }</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span> </div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <span class="comment">// STL-style container methods.</span></div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordtype">size_t</span> size()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> size_; }</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  const_iterator begin()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> array_; }</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  const_iterator end()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> array_ + size_; }</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>& rhs)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="keywordflow">return</span> size() == rhs.size() &&</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  ArrayEq(begin(), size(), rhs.begin());</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  }</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span> </div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  kCheckTypeIsNotConstOrAReference = <a class="code" href="structtesting_1_1internal_1_1StaticAssertTypeEqHelper.html">StaticAssertTypeEqHelper</a><</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  Element, GTEST_REMOVE_REFERENCE_AND_CONST_(Element)>::value,</div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  };</div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span> </div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="comment">// Initializes this object with a copy of the input.</span></div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keywordtype">void</span> InitCopy(<span class="keyword">const</span> Element* array, <span class="keywordtype">size_t</span> a_size) {</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  Element* <span class="keyword">const</span> copy = <span class="keyword">new</span> Element[a_size];</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  CopyArray(array, a_size, copy);</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  array_ = copy;</div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  size_ = a_size;</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  clone_ = &NativeArray::InitCopy;</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  }</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span> </div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  <span class="comment">// Initializes this object with a reference of the input.</span></div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  <span class="keywordtype">void</span> InitRef(<span class="keyword">const</span> Element* array, <span class="keywordtype">size_t</span> a_size) {</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  array_ = array;</div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  size_ = a_size;</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  clone_ = &NativeArray::InitRef;</div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  }</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span> </div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keyword">const</span> Element* array_;</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  <span class="keywordtype">size_t</span> size_;</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  void (<a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>::*clone_)(<span class="keyword">const</span> Element*, size_t);</div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span> </div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  GTEST_DISALLOW_ASSIGN_(<a class="code" href="classtesting_1_1internal_1_1NativeArray.html">NativeArray</a>);</div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span> };</div>
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span> </div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span> } <span class="comment">// namespace internal</span></div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> } <span class="comment">// namespace testing</span></div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span> </div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span> <span class="preprocessor">#define GTEST_MESSAGE_AT_(file, line, message, result_type) \</span></div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span> <span class="preprocessor"> ::testing::internal::AssertHelper(result_type, file, line, message) \</span></div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span> <span class="preprocessor"> = ::testing::Message()</span></div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span> <span class="preprocessor">#define GTEST_MESSAGE_(message, result_type) \</span></div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span> <span class="preprocessor"> GTEST_MESSAGE_AT_(__FILE__, __LINE__, message, result_type)</span></div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span> <span class="preprocessor">#define GTEST_FATAL_FAILURE_(message) \</span></div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span> <span class="preprocessor"> return GTEST_MESSAGE_(message, ::testing::TestPartResult::kFatalFailure)</span></div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span> <span class="preprocessor">#define GTEST_NONFATAL_FAILURE_(message) \</span></div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> <span class="preprocessor"> GTEST_MESSAGE_(message, ::testing::TestPartResult::kNonFatalFailure)</span></div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span> <span class="preprocessor">#define GTEST_SUCCESS_(message) \</span></div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span> <span class="preprocessor"> GTEST_MESSAGE_(message, ::testing::TestPartResult::kSuccess)</span></div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span> <span class="comment">// Suppresses MSVC warnings 4072 (unreachable code) for the code following</span></div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span> <span class="comment">// statement if it returns or throws (or doesn't return or throw in some</span></div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> <span class="comment">// situations).</span></div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> <span class="preprocessor">#define GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement) \</span></div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { statement; }</span></div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> <span class="preprocessor">#define GTEST_TEST_THROW_(statement, expected_exception, fail) \</span></div>
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span> <span class="preprocessor"> if (::testing::internal::ConstCharPtr gtest_msg = "") { \</span></div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> <span class="preprocessor"> bool gtest_caught_expected = false; \</span></div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span> <span class="preprocessor"> try { \</span></div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span> <span class="preprocessor"> catch (expected_exception const&) { \</span></div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> <span class="preprocessor"> gtest_caught_expected = true; \</span></div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span> <span class="preprocessor"> catch (...) { \</span></div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span> <span class="preprocessor"> gtest_msg.value = \</span></div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span> <span class="preprocessor"> "Expected: " #statement " throws an exception of type " \</span></div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> <span class="preprocessor"> #expected_exception ".\n Actual: it throws a different type."; \</span></div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \</span></div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span> <span class="preprocessor"> if (!gtest_caught_expected) { \</span></div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span> <span class="preprocessor"> gtest_msg.value = \</span></div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span> <span class="preprocessor"> "Expected: " #statement " throws an exception of type " \</span></div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span> <span class="preprocessor"> #expected_exception ".\n Actual: it throws nothing."; \</span></div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \</span></div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span> <span class="preprocessor"> GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__): \</span></div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span> <span class="preprocessor"> fail(gtest_msg.value)</span></div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span> <span class="preprocessor">#define GTEST_TEST_NO_THROW_(statement, fail) \</span></div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span> <span class="preprocessor"> try { \</span></div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span> <span class="preprocessor"> catch (...) { \</span></div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__); \</span></div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span> <span class="preprocessor"> GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__): \</span></div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span> <span class="preprocessor"> fail("Expected: " #statement " doesn't throw an exception.\n" \</span></div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span> <span class="preprocessor"> " Actual: it throws.")</span></div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> <span class="preprocessor">#define GTEST_TEST_ANY_THROW_(statement, fail) \</span></div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span> <span class="preprocessor"> bool gtest_caught_any = false; \</span></div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span> <span class="preprocessor"> try { \</span></div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span> <span class="preprocessor"> catch (...) { \</span></div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span> <span class="preprocessor"> gtest_caught_any = true; \</span></div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span> <span class="preprocessor"> if (!gtest_caught_any) { \</span></div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_testanythrow_, __LINE__); \</span></div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span> <span class="preprocessor"> GTEST_CONCAT_TOKEN_(gtest_label_testanythrow_, __LINE__): \</span></div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span> <span class="preprocessor"> fail("Expected: " #statement " throws an exception.\n" \</span></div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span> <span class="preprocessor"> " Actual: it doesn't.")</span></div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span> </div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span> <span class="comment">// Implements Boolean test assertions such as EXPECT_TRUE. expression can be</span></div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span> <span class="comment">// either a boolean expression or an AssertionResult. text is a textual</span></div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span> <span class="comment">// represenation of expression as it was passed into the EXPECT_TRUE.</span></div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span> <span class="preprocessor">#define GTEST_TEST_BOOLEAN_(expression, text, actual, expected, fail) \</span></div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> <span class="preprocessor"> if (const ::testing::AssertionResult gtest_ar_ = \</span></div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span> <span class="preprocessor"> ::testing::AssertionResult(expression)) \</span></div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span> <span class="preprocessor"> ; \</span></div>
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span> <span class="preprocessor"> else \</span></div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span> <span class="preprocessor"> fail(::testing::internal::GetBoolAssertionFailureMessage(\</span></div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> <span class="preprocessor"> gtest_ar_, text, #actual, #expected).c_str())</span></div>
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span> <span class="preprocessor">#define GTEST_TEST_NO_FATAL_FAILURE_(statement, fail) \</span></div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span> <span class="preprocessor"> ::testing::internal::HasNewFatalFailureHelper gtest_fatal_failure_checker; \</span></div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span> <span class="preprocessor"> if (gtest_fatal_failure_checker.has_new_fatal_failure()) { \</span></div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_testnofatal_, __LINE__); \</span></div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span> <span class="preprocessor"> GTEST_CONCAT_TOKEN_(gtest_label_testnofatal_, __LINE__): \</span></div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span> <span class="preprocessor"> fail("Expected: " #statement " doesn't generate new fatal " \</span></div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span> <span class="preprocessor"> "failures in the current thread.\n" \</span></div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span> <span class="preprocessor"> " Actual: it does.")</span></div>
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span> <span class="comment">// Expands to the name of the class that implements the given test.</span></div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span> <span class="preprocessor">#define GTEST_TEST_CLASS_NAME_(test_case_name, test_name) \</span></div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span> <span class="preprocessor"> test_case_name##_##test_name##_Test</span></div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span> <span class="comment">// Helper macro for defining tests.</span></div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span> <span class="preprocessor">#define GTEST_TEST_(test_case_name, test_name, parent_class, parent_id)\</span></div>
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span> <span class="preprocessor">class GTEST_TEST_CLASS_NAME_(test_case_name, test_name) : public parent_class {\</span></div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span> <span class="preprocessor"> public:\</span></div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span> <span class="preprocessor"> GTEST_TEST_CLASS_NAME_(test_case_name, test_name)() {}\</span></div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span> <span class="preprocessor"> private:\</span></div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> <span class="preprocessor"> virtual void TestBody();\</span></div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> <span class="preprocessor"> static ::testing::TestInfo* const test_info_ GTEST_ATTRIBUTE_UNUSED_;\</span></div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span> <span class="preprocessor"> GTEST_DISALLOW_COPY_AND_ASSIGN_(\</span></div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> <span class="preprocessor"> GTEST_TEST_CLASS_NAME_(test_case_name, test_name));\</span></div>
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span> <span class="preprocessor">};\</span></div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span> <span class="preprocessor">\</span></div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span> <span class="preprocessor">::testing::TestInfo* const GTEST_TEST_CLASS_NAME_(test_case_name, test_name)\</span></div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span> <span class="preprocessor"> ::test_info_ =\</span></div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span> <span class="preprocessor"> ::testing::internal::MakeAndRegisterTestInfo(\</span></div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span> <span class="preprocessor"> #test_case_name, #test_name, NULL, NULL, \</span></div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span> <span class="preprocessor"> ::testing::internal::CodeLocation(__FILE__, __LINE__), \</span></div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span> <span class="preprocessor"> (parent_id), \</span></div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span> <span class="preprocessor"> parent_class::SetUpTestCase, \</span></div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span> <span class="preprocessor"> parent_class::TearDownTestCase, \</span></div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span> <span class="preprocessor"> new ::testing::internal::TestFactoryImpl<\</span></div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span> <span class="preprocessor"> GTEST_TEST_CLASS_NAME_(test_case_name, test_name)>);\</span></div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span> <span class="preprocessor">void GTEST_TEST_CLASS_NAME_(test_case_name, test_name)::TestBody()</span></div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span> <span class="preprocessor">#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_INTERNAL_H_</span></div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span> <span class="preprocessor"></span></div>
<div class="ttc" id="classtesting_1_1internal_1_1NativeArray_html"><div class="ttname"><a href="classtesting_1_1internal_1_1NativeArray.html">testing::internal::NativeArray</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l01034">gtest-internal.h:1034</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1ConstCharPtr_html"><div class="ttname"><a href="structtesting_1_1internal_1_1ConstCharPtr.html">testing::internal::ConstCharPtr</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00741">gtest-internal.h:741</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1RemoveReference_html"><div class="ttname"><a href="structtesting_1_1internal_1_1RemoveReference.html">testing::internal::RemoveReference</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00782">gtest-internal.h:782</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1Random_html"><div class="ttname"><a href="classtesting_1_1internal_1_1Random.html">testing::internal::Random</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00752">gtest-internal.h:752</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1TypeWithSize_html"><div class="ttname"><a href="classtesting_1_1internal_1_1TypeWithSize.html">testing::internal::TypeWithSize</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-port_8h_source.html#l02461">gtest-port.h:2461</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1TestFactoryImpl_html"><div class="ttname"><a href="classtesting_1_1internal_1_1TestFactoryImpl.html">testing::internal::TestFactoryImpl</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00482">gtest-internal.h:482</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1CompileAssertTypesEqual_html"><div class="ttname"><a href="structtesting_1_1internal_1_1CompileAssertTypesEqual.html">testing::internal::CompileAssertTypesEqual</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00772">gtest-internal.h:772</a></div></div>
<div class="ttc" id="classtesting_1_1Message_html"><div class="ttname"><a href="classtesting_1_1Message.html">testing::Message</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-message_8h_source.html#l00085">gtest-message.h:85</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1TestFactoryBase_html"><div class="ttname"><a href="classtesting_1_1internal_1_1TestFactoryBase.html">testing::internal::TestFactoryBase</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00464">gtest-internal.h:464</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1CodeLocation_html"><div class="ttname"><a href="structtesting_1_1internal_1_1CodeLocation.html">testing::internal::CodeLocation</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00504">gtest-internal.h:504</a></div></div>
<div class="ttc" id="classtesting_1_1Test_html"><div class="ttname"><a href="classtesting_1_1Test.html">testing::Test</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest_8h_source.html#l00371">gtest.h:371</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1EnableIf_html"><div class="ttname"><a href="structtesting_1_1internal_1_1EnableIf.html">testing::internal::EnableIf</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00946">gtest-internal.h:946</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1StaticAssertTypeEqHelper_html"><div class="ttname"><a href="structtesting_1_1internal_1_1StaticAssertTypeEqHelper.html">testing::internal::StaticAssertTypeEqHelper</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-port_8h_source.html#l01084">gtest-port.h:1084</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1ImplicitlyConvertible_html"><div class="ttname"><a href="classtesting_1_1internal_1_1ImplicitlyConvertible.html">testing::internal::ImplicitlyConvertible</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00855">gtest-internal.h:855</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1bool__constant_html"><div class="ttname"><a href="structtesting_1_1internal_1_1bool__constant.html">testing::internal::bool_constant</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-port_8h_source.html#l02203">gtest-port.h:2203</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1FloatingPoint_html"><div class="ttname"><a href="classtesting_1_1internal_1_1FloatingPoint.html">testing::internal::FloatingPoint</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00262">gtest-internal.h:262</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1ScopedTrace_html"><div class="ttname"><a href="classtesting_1_1internal_1_1ScopedTrace.html">testing::internal::ScopedTrace</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00156">gtest-internal.h:156</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1RelationToSourceReference_html"><div class="ttname"><a href="structtesting_1_1internal_1_1RelationToSourceReference.html">testing::internal::RelationToSourceReference</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l01022">gtest-internal.h:1022</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1AddReference_html"><div class="ttname"><a href="structtesting_1_1internal_1_1AddReference.html">testing::internal::AddReference</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00830">gtest-internal.h:830</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1IsAProtocolMessage_html"><div class="ttname"><a href="structtesting_1_1internal_1_1IsAProtocolMessage.html">testing::internal::IsAProtocolMessage</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00903">gtest-internal.h:903</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1RelationToSourceCopy_html"><div class="ttname"><a href="structtesting_1_1internal_1_1RelationToSourceCopy.html">testing::internal::RelationToSourceCopy</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l01023">gtest-internal.h:1023</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1TypeIdHelper_html"><div class="ttname"><a href="classtesting_1_1internal_1_1TypeIdHelper.html">testing::internal::TypeIdHelper</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00432">gtest-internal.h:432</a></div></div>
<div class="ttc" id="classtesting_1_1AssertionResult_html"><div class="ttname"><a href="classtesting_1_1AssertionResult.html">testing::AssertionResult</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest_8h_source.html#l00256">gtest.h:256</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1RemoveConst_html"><div class="ttname"><a href="structtesting_1_1internal_1_1RemoveConst.html">testing::internal::RemoveConst</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-internal_8h_source.html#l00795">gtest-internal.h:795</a></div></div>
<div class="ttc" id="classtesting_1_1TestInfo_html"><div class="ttname"><a href="classtesting_1_1TestInfo.html">testing::TestInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest_8h_source.html#l00644">gtest.h:644</a></div></div>
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