mirror of
https://github.com/python/cpython.git
synced 2025-10-30 21:21:22 +00:00
ad1a25f499
The new option in the CLI of the profile module allow to profile executable modules. This change follows the same implementation as the one already present in `cProfile`. As the argument is now present on both modules, move the tests to the common test case to be run with profile as well.
132 lines
6.7 KiB
Python
132 lines
6.7 KiB
Python
"""Test suite for the cProfile module."""
|
|
|
|
import sys
|
|
from test.support import run_unittest, TESTFN, unlink
|
|
import unittest
|
|
|
|
# rip off all interesting stuff from test_profile
|
|
import cProfile
|
|
from test.test_profile import ProfileTest, regenerate_expected_output
|
|
from test.support.script_helper import assert_python_failure, assert_python_ok
|
|
|
|
|
|
class CProfileTest(ProfileTest):
|
|
profilerclass = cProfile.Profile
|
|
profilermodule = cProfile
|
|
expected_max_output = "{built-in method builtins.max}"
|
|
|
|
def get_expected_output(self):
|
|
return _ProfileOutput
|
|
|
|
# Issue 3895.
|
|
def test_bad_counter_during_dealloc(self):
|
|
import _lsprof
|
|
# Must use a file as StringIO doesn't trigger the bug.
|
|
orig_stderr = sys.stderr
|
|
try:
|
|
with open(TESTFN, 'w') as file:
|
|
sys.stderr = file
|
|
try:
|
|
obj = _lsprof.Profiler(lambda: int)
|
|
obj.enable()
|
|
obj = _lsprof.Profiler(1)
|
|
obj.disable()
|
|
obj.clear()
|
|
finally:
|
|
sys.stderr = orig_stderr
|
|
finally:
|
|
unlink(TESTFN)
|
|
|
|
def test_profile_enable_disable(self):
|
|
prof = self.profilerclass()
|
|
# Make sure we clean ourselves up if the test fails for some reason.
|
|
self.addCleanup(prof.disable)
|
|
|
|
prof.enable()
|
|
self.assertIs(sys.getprofile(), prof)
|
|
|
|
prof.disable()
|
|
self.assertIs(sys.getprofile(), None)
|
|
|
|
def test_profile_as_context_manager(self):
|
|
prof = self.profilerclass()
|
|
# Make sure we clean ourselves up if the test fails for some reason.
|
|
self.addCleanup(prof.disable)
|
|
|
|
with prof as __enter__return_value:
|
|
# profile.__enter__ should return itself.
|
|
self.assertIs(prof, __enter__return_value)
|
|
|
|
# profile should be set as the global profiler inside the
|
|
# with-block
|
|
self.assertIs(sys.getprofile(), prof)
|
|
|
|
# profile shouldn't be set once we leave the with-block.
|
|
self.assertIs(sys.getprofile(), None)
|
|
|
|
class TestCommandLine(unittest.TestCase):
|
|
def test_sort(self):
|
|
rc, out, err = assert_python_failure('-m', 'cProfile', '-s', 'demo')
|
|
self.assertGreater(rc, 0)
|
|
self.assertIn(b"option -s: invalid choice: 'demo'", err)
|
|
|
|
def test_main():
|
|
run_unittest(CProfileTest, TestCommandLine)
|
|
|
|
def main():
|
|
if '-r' not in sys.argv:
|
|
test_main()
|
|
else:
|
|
regenerate_expected_output(__file__, CProfileTest)
|
|
|
|
|
|
# Don't remove this comment. Everything below it is auto-generated.
|
|
#--cut--------------------------------------------------------------------------
|
|
_ProfileOutput = {}
|
|
_ProfileOutput['print_stats'] = """\
|
|
28 0.028 0.001 0.028 0.001 profilee.py:110(__getattr__)
|
|
1 0.270 0.270 1.000 1.000 profilee.py:25(testfunc)
|
|
23/3 0.150 0.007 0.170 0.057 profilee.py:35(factorial)
|
|
20 0.020 0.001 0.020 0.001 profilee.py:48(mul)
|
|
2 0.040 0.020 0.600 0.300 profilee.py:55(helper)
|
|
4 0.116 0.029 0.120 0.030 profilee.py:73(helper1)
|
|
2 0.000 0.000 0.140 0.070 profilee.py:84(helper2_indirect)
|
|
8 0.312 0.039 0.400 0.050 profilee.py:88(helper2)
|
|
8 0.064 0.008 0.080 0.010 profilee.py:98(subhelper)"""
|
|
_ProfileOutput['print_callers'] = """\
|
|
profilee.py:110(__getattr__) <- 16 0.016 0.016 profilee.py:98(subhelper)
|
|
profilee.py:25(testfunc) <- 1 0.270 1.000 <string>:1(<module>)
|
|
profilee.py:35(factorial) <- 1 0.014 0.130 profilee.py:25(testfunc)
|
|
20/3 0.130 0.147 profilee.py:35(factorial)
|
|
2 0.006 0.040 profilee.py:84(helper2_indirect)
|
|
profilee.py:48(mul) <- 20 0.020 0.020 profilee.py:35(factorial)
|
|
profilee.py:55(helper) <- 2 0.040 0.600 profilee.py:25(testfunc)
|
|
profilee.py:73(helper1) <- 4 0.116 0.120 profilee.py:55(helper)
|
|
profilee.py:84(helper2_indirect) <- 2 0.000 0.140 profilee.py:55(helper)
|
|
profilee.py:88(helper2) <- 6 0.234 0.300 profilee.py:55(helper)
|
|
2 0.078 0.100 profilee.py:84(helper2_indirect)
|
|
profilee.py:98(subhelper) <- 8 0.064 0.080 profilee.py:88(helper2)
|
|
{built-in method builtins.hasattr} <- 4 0.000 0.004 profilee.py:73(helper1)
|
|
8 0.000 0.008 profilee.py:88(helper2)
|
|
{built-in method sys.exc_info} <- 4 0.000 0.000 profilee.py:73(helper1)
|
|
{method 'append' of 'list' objects} <- 4 0.000 0.000 profilee.py:73(helper1)"""
|
|
_ProfileOutput['print_callees'] = """\
|
|
<string>:1(<module>) -> 1 0.270 1.000 profilee.py:25(testfunc)
|
|
profilee.py:110(__getattr__) ->
|
|
profilee.py:25(testfunc) -> 1 0.014 0.130 profilee.py:35(factorial)
|
|
2 0.040 0.600 profilee.py:55(helper)
|
|
profilee.py:35(factorial) -> 20/3 0.130 0.147 profilee.py:35(factorial)
|
|
20 0.020 0.020 profilee.py:48(mul)
|
|
profilee.py:48(mul) ->
|
|
profilee.py:55(helper) -> 4 0.116 0.120 profilee.py:73(helper1)
|
|
2 0.000 0.140 profilee.py:84(helper2_indirect)
|
|
6 0.234 0.300 profilee.py:88(helper2)
|
|
profilee.py:73(helper1) -> 4 0.000 0.004 {built-in method builtins.hasattr}
|
|
profilee.py:84(helper2_indirect) -> 2 0.006 0.040 profilee.py:35(factorial)
|
|
2 0.078 0.100 profilee.py:88(helper2)
|
|
profilee.py:88(helper2) -> 8 0.064 0.080 profilee.py:98(subhelper)
|
|
profilee.py:98(subhelper) -> 16 0.016 0.016 profilee.py:110(__getattr__)
|
|
{built-in method builtins.hasattr} -> 12 0.012 0.012 profilee.py:110(__getattr__)"""
|
|
|
|
if __name__ == "__main__":
|
|
main()
|