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https://github.com/bunny-lab-io/Borealis.git
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Removed the Requirement to Install Python and NodeJS (Now Bundled with Borealis)
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206
Dependencies/Python/Lib/test/test_cprofile.py
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206
Dependencies/Python/Lib/test/test_cprofile.py
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"""Test suite for the cProfile module."""
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import sys
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import unittest
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# rip off all interesting stuff from test_profile
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import cProfile
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from test.test_profile import ProfileTest, regenerate_expected_output
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from test.support.script_helper import assert_python_failure
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from test import support
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class CProfileTest(ProfileTest):
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profilerclass = cProfile.Profile
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profilermodule = cProfile
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expected_max_output = "{built-in method builtins.max}"
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def get_expected_output(self):
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return _ProfileOutput
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def test_bad_counter_during_dealloc(self):
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# bpo-3895
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import _lsprof
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with support.catch_unraisable_exception() as cm:
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obj = _lsprof.Profiler(lambda: int)
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obj.enable()
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obj.disable()
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obj.clear()
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self.assertEqual(cm.unraisable.exc_type, TypeError)
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def test_crash_with_not_enough_args(self):
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# gh-126220
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import _lsprof
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for profile in [_lsprof.Profiler(), cProfile.Profile()]:
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for method in [
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"_pystart_callback",
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"_pyreturn_callback",
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"_ccall_callback",
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"_creturn_callback",
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]:
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with self.subTest(profile=profile, method=method):
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method_obj = getattr(profile, method)
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with self.assertRaises(TypeError):
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method_obj() # should not crash
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def test_evil_external_timer(self):
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# gh-120289
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# Disabling profiler in external timer should not crash
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import _lsprof
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class EvilTimer():
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def __init__(self, disable_count):
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self.count = 0
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self.disable_count = disable_count
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def __call__(self):
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self.count += 1
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if self.count == self.disable_count:
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profiler_with_evil_timer.disable()
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return self.count
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# this will trigger external timer to disable profiler at
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# call event - in initContext in _lsprof.c
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with support.catch_unraisable_exception() as cm:
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profiler_with_evil_timer = _lsprof.Profiler(EvilTimer(1))
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profiler_with_evil_timer.enable()
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# Make a call to trigger timer
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(lambda: None)()
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profiler_with_evil_timer.disable()
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profiler_with_evil_timer.clear()
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self.assertEqual(cm.unraisable.exc_type, RuntimeError)
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# this will trigger external timer to disable profiler at
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# return event - in Stop in _lsprof.c
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with support.catch_unraisable_exception() as cm:
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profiler_with_evil_timer = _lsprof.Profiler(EvilTimer(2))
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profiler_with_evil_timer.enable()
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# Make a call to trigger timer
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(lambda: None)()
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profiler_with_evil_timer.disable()
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profiler_with_evil_timer.clear()
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self.assertEqual(cm.unraisable.exc_type, RuntimeError)
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def test_profile_enable_disable(self):
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prof = self.profilerclass()
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# Make sure we clean ourselves up if the test fails for some reason.
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self.addCleanup(prof.disable)
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prof.enable()
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self.assertEqual(
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sys.monitoring.get_tool(sys.monitoring.PROFILER_ID), "cProfile")
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prof.disable()
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self.assertIs(sys.monitoring.get_tool(sys.monitoring.PROFILER_ID), None)
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def test_profile_as_context_manager(self):
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prof = self.profilerclass()
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# Make sure we clean ourselves up if the test fails for some reason.
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self.addCleanup(prof.disable)
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with prof as __enter__return_value:
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# profile.__enter__ should return itself.
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self.assertIs(prof, __enter__return_value)
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# profile should be set as the global profiler inside the
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# with-block
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self.assertEqual(
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sys.monitoring.get_tool(sys.monitoring.PROFILER_ID), "cProfile")
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# profile shouldn't be set once we leave the with-block.
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self.assertIs(sys.monitoring.get_tool(sys.monitoring.PROFILER_ID), None)
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def test_second_profiler(self):
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pr = self.profilerclass()
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pr2 = self.profilerclass()
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pr.enable()
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self.assertRaises(ValueError, pr2.enable)
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pr.disable()
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def test_throw(self):
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"""
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gh-106152
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generator.throw() should trigger a call in cProfile
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In the any() call below, there should be two entries for the generator:
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* one for the call to __next__ which gets a True and terminates any
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* one when the generator is garbage collected which will effectively
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do a throw.
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"""
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pr = self.profilerclass()
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pr.enable()
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any(a == 1 for a in (1, 2))
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pr.disable()
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pr.create_stats()
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for func, (cc, nc, _, _, _) in pr.stats.items():
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if func[2] == "<genexpr>":
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self.assertEqual(cc, 1)
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self.assertEqual(nc, 1)
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class TestCommandLine(unittest.TestCase):
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def test_sort(self):
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rc, out, err = assert_python_failure('-m', 'cProfile', '-s', 'demo')
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self.assertGreater(rc, 0)
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self.assertIn(b"option -s: invalid choice: 'demo'", err)
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def main():
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if '-r' not in sys.argv:
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unittest.main()
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else:
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regenerate_expected_output(__file__, CProfileTest)
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# Don't remove this comment. Everything below it is auto-generated.
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#--cut--------------------------------------------------------------------------
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_ProfileOutput = {}
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_ProfileOutput['print_stats'] = """\
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28 0.028 0.001 0.028 0.001 profilee.py:110(__getattr__)
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1 0.270 0.270 1.000 1.000 profilee.py:25(testfunc)
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23/3 0.150 0.007 0.170 0.057 profilee.py:35(factorial)
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20 0.020 0.001 0.020 0.001 profilee.py:48(mul)
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2 0.040 0.020 0.600 0.300 profilee.py:55(helper)
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4 0.116 0.029 0.120 0.030 profilee.py:73(helper1)
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2 0.000 0.000 0.140 0.070 profilee.py:84(helper2_indirect)
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8 0.312 0.039 0.400 0.050 profilee.py:88(helper2)
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8 0.064 0.008 0.080 0.010 profilee.py:98(subhelper)"""
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_ProfileOutput['print_callers'] = """\
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profilee.py:110(__getattr__) <- 16 0.016 0.016 profilee.py:98(subhelper)
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profilee.py:25(testfunc) <- 1 0.270 1.000 <string>:1(<module>)
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profilee.py:35(factorial) <- 1 0.014 0.130 profilee.py:25(testfunc)
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20/3 0.130 0.147 profilee.py:35(factorial)
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2 0.006 0.040 profilee.py:84(helper2_indirect)
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profilee.py:48(mul) <- 20 0.020 0.020 profilee.py:35(factorial)
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profilee.py:55(helper) <- 2 0.040 0.600 profilee.py:25(testfunc)
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profilee.py:73(helper1) <- 4 0.116 0.120 profilee.py:55(helper)
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profilee.py:84(helper2_indirect) <- 2 0.000 0.140 profilee.py:55(helper)
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profilee.py:88(helper2) <- 6 0.234 0.300 profilee.py:55(helper)
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2 0.078 0.100 profilee.py:84(helper2_indirect)
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profilee.py:98(subhelper) <- 8 0.064 0.080 profilee.py:88(helper2)
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{built-in method builtins.hasattr} <- 4 0.000 0.004 profilee.py:73(helper1)
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8 0.000 0.008 profilee.py:88(helper2)
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{built-in method sys.exception} <- 4 0.000 0.000 profilee.py:73(helper1)
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{method 'append' of 'list' objects} <- 4 0.000 0.000 profilee.py:73(helper1)"""
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_ProfileOutput['print_callees'] = """\
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<string>:1(<module>) -> 1 0.270 1.000 profilee.py:25(testfunc)
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profilee.py:110(__getattr__) ->
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profilee.py:25(testfunc) -> 1 0.014 0.130 profilee.py:35(factorial)
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2 0.040 0.600 profilee.py:55(helper)
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profilee.py:35(factorial) -> 20/3 0.130 0.147 profilee.py:35(factorial)
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20 0.020 0.020 profilee.py:48(mul)
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profilee.py:48(mul) ->
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profilee.py:55(helper) -> 4 0.116 0.120 profilee.py:73(helper1)
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2 0.000 0.140 profilee.py:84(helper2_indirect)
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6 0.234 0.300 profilee.py:88(helper2)
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profilee.py:73(helper1) -> 4 0.000 0.004 {built-in method builtins.hasattr}
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profilee.py:84(helper2_indirect) -> 2 0.006 0.040 profilee.py:35(factorial)
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2 0.078 0.100 profilee.py:88(helper2)
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profilee.py:88(helper2) -> 8 0.064 0.080 profilee.py:98(subhelper)
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profilee.py:98(subhelper) -> 16 0.016 0.016 profilee.py:110(__getattr__)
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{built-in method builtins.hasattr} -> 12 0.012 0.012 profilee.py:110(__getattr__)"""
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if __name__ == "__main__":
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main()
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