codon/test/python/pyext.py

import myext as m
import myext2 as m2

def equal(v, a, b, tag):
    ok = (v.a == a and v.b == b and v.tag == tag)
    if not ok:
        print('GOT:', v.a, v.b, v.tag)
        print('EXP:', a, b, tag)
    return ok

saw_fun = False
saw_set = False
saw_foo = False

def test_codon_extensions(m):
    m.reset()

    # functions #
    #############

    global saw_fun

    if hasattr(m, 'f1'):
        assert m.f1(2.2, 3.3) == (2.2, 3.3)
        assert m.f1(2.2, 3.3) == (2.2, 3.3)
        assert m.f1(3.3) == (3.3, 2.22)
        assert m.f1() == (1.11, 2.22)
        assert m.f1(a=2.2, b=3.3) == (2.2, 3.3)
        assert m.f1(2.2, b=3.3) == (2.2, 3.3)
        assert m.f1(b=3.3, a=2.2) == (2.2, 3.3)
        assert m.f1(a=2.2) == (2.2, 2.22)
        assert m.f1(b=3.3) == (1.11, 3.3)

        try:
            m.f1(1.1, 2.2, 3.3)
        except:
            pass
        else:
            assert False

        try:
            m.f1(z=1)
        except:
            pass
        else:
            assert False

        assert m.f2() == ({1: 'one'}, {2}, [3])

        try:
            m.f2(1)
        except:
            pass
        else:
            assert False

        try:
            m.f2(z=1, y=5)
        except:
            pass
        else:
            assert False

        assert m.f3(42) == 84
        assert m.f3(1.5) == 3.0
        assert m.f3('x') == 'xx'

        try:
            m.f3(1, 2)
        except:
            pass
        else:
            assert False

        try:
            m.f3(a=1, b=2)
        except:
            pass
        else:
            assert False

        assert m.f4() == ['f4()']
        assert m.f4(2.2, 3.3) == (2.2, 3.3)
        assert m.f4(3.3) == (3.3, 2.22)
        assert m.f4(a=2.2, b=3.3) == (2.2, 3.3)
        assert m.f4(2.2, b=3.3) == (2.2, 3.3)
        assert m.f4(b=3.3, a=2.2) == (2.2, 3.3)
        assert m.f4(a=2.2) == (2.2, 2.22)
        assert m.f4(b=3.3) == (1.11, 3.3)
        assert m.f4('foo') == ('foo', 'foo')
        assert m.f4(b'foo') == ('foo', 'foo')
        assert m.f4({1}) == {1}
        assert m.f5() is None
        assert equal(m.f6(1.9, 't'), 1.9, 1.9, 't')

        saw_fun = True

    # constructors #
    ################

    x = m.Vec(3.14, 4.2, 'x')
    y = m.Vec(100, 1000, tag='y')
    z = m.Vec(b=2.2, a=1.1)
    s = m.Vec(10)
    t = m.Vec(b=11)
    r = m.Vec(3, 4)

    assert equal(x, 3.14, 4.2, 'x')
    assert equal(y, 100, 1000, 'y')
    assert equal(z, 1.1, 2.2, 'v0')
    assert equal(s, 10, 0.0, 'v1')
    assert equal(t, 0.0, 11, 'v2')

    try:
        m.Vec(tag=10, a=1, b=2)
    except:
        pass
    else:
        assert False

    # to-str #
    ##########

    assert str(x) == 'x: <3.14, 4.2>'
    assert repr(x) == "Vec(3.14, 4.2, 'x')"

    # methods #
    ###########

    assert x.foo(2.2, 3.3) == (3.14, 2.2, 3.3)
    assert y.foo(3.3) == (100, 3.3, 2.22)
    assert z.foo() == (1.1, 1.11, 2.22)
    assert x.foo(a=2.2, b=3.3) == (3.14, 2.2, 3.3)
    assert x.foo(2.2, b=3.3) == (3.14, 2.2, 3.3)
    assert x.foo(b=3.3, a=2.2) == (3.14, 2.2, 3.3)
    assert x.foo(a=2.2) == (3.14, 2.2, 2.22)
    assert x.foo(b=3.3) == (3.14, 1.11, 3.3)

    try:
        x.foo(1, a=1)
    except:
        pass
    else:
        assert False

    try:
        x.foo(1, 2, b=2)
    except:
        pass
    else:
        assert False

    try:
        x.foo(1, z=2)
    except:
        pass
    else:
        assert False

    assert equal(x.bar(), 3.14, 4.2, 'x')
    assert equal(y.bar(), 100, 1000, 'y')
    assert equal(z.bar(), 1.1, 2.2, 'v0')
    assert equal(s.bar(), 10, 0.0, 'v1')
    assert equal(t.bar(), 0.0, 11, 'v2')

    try:
        x.bar(1)
    except:
        pass
    else:
        assert False

    try:
        x.bar(z=1)
    except:
        pass
    else:
        assert False

    assert m.Vec.baz(2.2, 3.3) == (2.2, 3.3)
    assert x.baz(2.2, 3.3) == (2.2, 3.3)
    assert m.Vec.baz(3.3) == (3.3, 2.22)
    assert m.Vec.baz() == (1.11, 2.22)
    assert m.Vec.baz(a=2.2, b=3.3) == (2.2, 3.3)
    assert m.Vec.baz(2.2, b=3.3) == (2.2, 3.3)
    assert m.Vec.baz(b=3.3, a=2.2) == (2.2, 3.3)
    assert m.Vec.baz(a=2.2) == (2.2, 2.22)
    assert m.Vec.baz(b=3.3) == (1.11, 3.3)

    try:
        m.Vec.baz(1, a=1)
    except:
        pass
    else:
        assert False

    try:
        m.Vec.baz(1, 2, b=2)
    except:
        pass
    else:
        assert False

    assert m.Vec.nop() == 'nop'
    assert x.nop() == 'nop'
    assert y.c == 1100

    # fields #
    ##########

    if hasattr(t, '__setitem__'):
        t.a = 99
        assert equal(t, 99, 11, 'v2')
        t.tag = 't'
        assert equal(t, 99, 11, 't')

    # magics #
    ##########

    assert equal(+y, 100, 1000, '(+y)')
    assert equal(-y, -100, -1000, '(-y)')
    assert equal(~y, -101, -1001, '(~y)')
    assert abs(r) == 5.0
    assert bool(y)
    assert not bool(m.Vec())
    assert len(x) == 1
    assert len(x + y) == 5
    assert hash(y) == 1100

    assert equal(x + y, 103.14, 1004.2, '(x+y)')
    try:
        x + 'x'
    except:
        pass
    else:
        assert False
    assert equal(x + y + y, 203.14, 2004.2, '((x+y)+y)')
    assert equal(y + 50.5, 150.5, 1050.5, '(y+50.5)')
    assert equal(y + 50, 150, 1050, '(y++50)')
    # assert equal(50.5 + y, 150.5, 1050.5, '(y+50.5)')  # support for r-magics?
    assert equal(y - x, 96.86, 995.8, '(y-x)')
    assert equal(y * 3.5, 350.0, 3500.0, '(y*3.5)')
    assert equal(y // 3, 33, 333, '(y//3)')
    assert equal(y / 2.5, 40.0, 400.0, '(y/2.5)')
    try:
        divmod(y, 1)
    except ArithmeticError as e:
        assert str(e) == 'no divmod'
    else:
        assert False
    assert equal(y % 7, 2, 6, '(y%7)')
    assert equal(y ** 2, 10000, 1000000, '(y**2)')
    assert equal(y << 1, 200, 2000, '(y<<1)')
    assert equal(y >> 2, 25, 250, '(y>>2)')
    assert equal(y & 77, 68, 72, '(y&77)')
    assert equal(y | 77, 109, 1005, '(y|77)')
    assert equal(y ^ 77, 41, 933, '(y^77)')
    assert y @ r == 4300

    def dup(v):
        return m.Vec(v.a, v.b, v.tag + '1')

    y1 = dup(y)
    y1 += x
    assert equal(y1, 103.14, 1004.2, '(y1+=x)')

    y1 = dup(y)
    y1 += 1.5
    assert equal(y1, 101.5, 1001.5, '(y1+=1.5)')

    y1 = dup(y)
    y1 -= x
    assert equal(y1, 96.86, 995.8, '(y1-=x)')

    y1 = dup(y)
    y1 *= 3.5
    assert equal(y1, 350.0, 3500.0, '(y1*=3.5)')

    y1 = dup(y)
    y1 //= 3
    assert equal(y1, 33, 333, '(y1//=3)')

    y1 = dup(y)
    y1 /= 2.5
    assert equal(y1, 40.0, 400.0, '(y1/=2.5)')

    y1 = dup(y)
    y1 %= 7
    assert equal(y1, 2, 6, '(y1%=7)')

    y1 = dup(y)
    y1 **= 2
    assert equal(y1, 10000, 1000000, '(y1**=2)')

    y1 = dup(y)
    y1 <<= 1
    assert equal(y1, 200, 2000, '(y1<<=1)')

    y1 = dup(y)
    y1 >>= 2
    assert equal(y1, 25, 250, '(y1>>=2)')

    y1 = dup(y)
    y1 &= 77
    assert equal(y1, 68, 72, '(y1&=77)')

    y1 = dup(y)
    y1 |= 77
    assert equal(y1, 109, 1005, '(y1|=77)')

    y1 = dup(y)
    y1 ^= 77
    assert equal(y1, 41, 933, '(y1^=77)')

    y1 = dup(y)
    y1 @= 3.5
    assert equal(y1, 350.0, 3500.0, '(y1@=3.5)')

    assert equal(y(), 100, 1000, '(y())')
    assert x(2.2, 3.3) == (3.14, 2.2, 3.3)
    assert y(3.3) == (100, 3.3, 2.22)
    assert x(a=2.2, b=3.3) == (3.14, 2.2, 3.3)
    assert x(2.2, b=3.3) == (3.14, 2.2, 3.3)
    assert x(b=3.3, a=2.2) == (3.14, 2.2, 3.3)
    assert x(a=2.2) == (3.14, 2.2, 2.22)
    assert x(b=3.3) == (3.14, 1.11, 3.3)
    assert y('foo') == (100.0, 1000.0, 'foo')

    assert x == x
    assert x != y
    assert r == m.Vec(3, 4, '?')
    assert x < y
    assert y > x
    assert x <= y
    assert y >= x
    assert y <= y
    assert x >= x

    assert list(iter(x)) == ['x']
    assert list(iter(x+y+y)) == list('((x+y)+y)')

    assert 100 in y
    assert 1000 in y
    assert 100.5 not in y
    assert 'y' in y
    assert 'x' not in y

    assert y[0] == 100
    assert y[1] == 1000
    assert y[11] == 1100
    try:
        y[-1]
    except KeyError as e:
        assert str(e) == "'bad vec key -1'"
    else:
        assert False

    global saw_set
    if hasattr(y, '__setitem__'):
        y[0] = 99.9
        assert equal(y, 99.9, 1000, 'y')
        y[1] = -42.6
        assert equal(y, 99.9, -42.6, 'y')
        y[11] = 7.7
        assert equal(y, 7.7, 7.7, 'y')
        try:
            y[2] = 1.2
        except KeyError as e:
            assert str(e) == "'bad vec key 2 with val 1.2'"
        else:
            assert False

        del y[1]
        assert equal(y, 7.7, 0.0, 'y')

        saw_set = True

    assert m.Vec.nd() > 0

    # tuple classes #
    #################
    global saw_foo
    if hasattr(m, 'Foo'):
        x = m.Foo(list('hello'))
        assert x.a == list('hello')
        assert x.x == {s: i for i, s in enumerate('hello')}
        assert x.hello() == 'x'

        try:
            x.a = ['bye']
        except AttributeError:
            pass
        else:
            assert False

        assert int(x) == 42
        assert float(x) == 3.14
        assert x.__index__() == 99
        saw_foo = True

    # Codon-specific #
    ##################
    def par_sum_check(n):
        m = 0
        for i in range(n):
            m += 3*i + 7
        return m

    for n in (0, 1, 10, 33, 999, 1237):
        assert m.par_sum(n) == par_sum_check(n)

for _ in range(3000):
    test_codon_extensions(m)
    test_codon_extensions(m2)

assert saw_fun
assert saw_set
assert saw_foo