41 lines
1007 B
Python
41 lines
1007 B
Python
# Copyright (c) OpenMMLab. All rights reserved.
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import time
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import pytest
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import mmengine
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def test_timer_init():
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timer = mmengine.Timer(start=False)
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assert not timer.is_running
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timer.start()
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assert timer.is_running
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timer = mmengine.Timer()
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assert timer.is_running
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def test_timer_run():
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timer = mmengine.Timer()
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time.sleep(1)
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assert abs(timer.since_start() - 1) < 1e-2
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time.sleep(1)
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assert abs(timer.since_last_check() - 1) < 1e-2
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assert abs(timer.since_start() - 2) < 1e-2
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timer = mmengine.Timer(False)
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with pytest.raises(mmengine.TimerError):
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timer.since_start()
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with pytest.raises(mmengine.TimerError):
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timer.since_last_check()
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def test_timer_context(capsys):
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with mmengine.Timer():
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time.sleep(1)
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out, _ = capsys.readouterr()
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assert abs(float(out) - 1) < 1e-2
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with mmengine.Timer(print_tmpl='time: {:.1f}s'):
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time.sleep(1)
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out, _ = capsys.readouterr()
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assert out == 'time: 1.0s\n'
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