167 lines
7.0 KiB
Python
Executable File
167 lines
7.0 KiB
Python
Executable File
"""Test suite for the profile module."""
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import os
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import sys
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import pstats
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import unittest
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from StringIO import StringIO
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from test.test_support import run_unittest
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import profile
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from test.profilee import testfunc, timer
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class ProfileTest(unittest.TestCase):
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profilerclass = profile.Profile
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methodnames = ['print_stats', 'print_callers', 'print_callees']
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expected_output = {}
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@classmethod
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def do_profiling(cls):
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results = []
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prof = cls.profilerclass(timer, 0.001)
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prof.runctx("testfunc()", globals(), locals())
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results.append(timer())
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for methodname in cls.methodnames:
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s = StringIO()
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stats = pstats.Stats(prof, stream=s)
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stats.strip_dirs().sort_stats("stdname")
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getattr(stats, methodname)()
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results.append(s.getvalue())
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return results
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def test_cprofile(self):
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results = self.do_profiling()
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self.assertEqual(results[0], 43000)
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for i, method in enumerate(self.methodnames):
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self.assertEqual(results[i+1], self.expected_output[method],
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"Stats.%s output for %s doesn't fit expectation!" %
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(method, self.profilerclass.__name__))
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def regenerate_expected_output(filename, cls):
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filename = filename.rstrip('co')
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print 'Regenerating %s...' % filename
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results = cls.do_profiling()
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newfile = []
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with open(filename, 'r') as f:
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for line in f:
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newfile.append(line)
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if line[:6] == '#--cut':
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break
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with open(filename, 'w') as f:
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f.writelines(newfile)
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for i, method in enumerate(cls.methodnames):
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f.write('%s.expected_output[%r] = """\\\n%s"""\n' % (
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cls.__name__, method, results[i+1]))
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f.write('\nif __name__ == "__main__":\n main()\n')
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def test_main():
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run_unittest(ProfileTest)
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def main():
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if '-r' not in sys.argv:
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test_main()
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else:
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regenerate_expected_output(__file__, ProfileTest)
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# Don't remove this comment. Everything below it is auto-generated.
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#--cut--------------------------------------------------------------------------
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ProfileTest.expected_output['print_stats'] = """\
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127 function calls (107 primitive calls) in 999.749 CPU seconds
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Ordered by: standard name
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ncalls tottime percall cumtime percall filename:lineno(function)
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4 -0.004 -0.001 -0.004 -0.001 :0(append)
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4 -0.004 -0.001 -0.004 -0.001 :0(exc_info)
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12 -0.024 -0.002 11.964 0.997 :0(hasattr)
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8 -0.008 -0.001 -0.008 -0.001 :0(range)
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1 0.000 0.000 0.000 0.000 :0(setprofile)
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1 -0.002 -0.002 999.751 999.751 <string>:1(<module>)
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0 0.000 0.000 profile:0(profiler)
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1 -0.002 -0.002 999.749 999.749 profile:0(testfunc())
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28 27.972 0.999 27.972 0.999 profilee.py:110(__getattr__)
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1 269.996 269.996 999.753 999.753 profilee.py:25(testfunc)
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23/3 149.937 6.519 169.917 56.639 profilee.py:35(factorial)
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20 19.980 0.999 19.980 0.999 profilee.py:48(mul)
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2 39.986 19.993 599.814 299.907 profilee.py:55(helper)
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4 115.984 28.996 119.964 29.991 profilee.py:73(helper1)
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2 -0.006 -0.003 139.942 69.971 profilee.py:84(helper2_indirect)
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8 311.976 38.997 399.896 49.987 profilee.py:88(helper2)
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8 63.968 7.996 79.944 9.993 profilee.py:98(subhelper)
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"""
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ProfileTest.expected_output['print_callers'] = """\
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Ordered by: standard name
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Function was called by...
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:0(append) <- profilee.py:73(helper1)(4) 119.964
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:0(exc_info) <- profilee.py:73(helper1)(4) 119.964
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:0(hasattr) <- profilee.py:73(helper1)(4) 119.964
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profilee.py:88(helper2)(8) 399.896
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:0(range) <- profilee.py:98(subhelper)(8) 79.944
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:0(setprofile) <- profile:0(testfunc())(1) 999.749
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<string>:1(<module>) <- profile:0(testfunc())(1) 999.749
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profile:0(profiler) <-
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profile:0(testfunc()) <- profile:0(profiler)(1) 0.000
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profilee.py:110(__getattr__) <- :0(hasattr)(12) 11.964
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profilee.py:98(subhelper)(16) 79.944
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profilee.py:25(testfunc) <- <string>:1(<module>)(1) 999.751
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profilee.py:35(factorial) <- profilee.py:25(testfunc)(1) 999.753
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profilee.py:35(factorial)(20) 169.917
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profilee.py:84(helper2_indirect)(2) 139.942
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profilee.py:48(mul) <- profilee.py:35(factorial)(20) 169.917
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profilee.py:55(helper) <- profilee.py:25(testfunc)(2) 999.753
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profilee.py:73(helper1) <- profilee.py:55(helper)(4) 599.814
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profilee.py:84(helper2_indirect) <- profilee.py:55(helper)(2) 599.814
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profilee.py:88(helper2) <- profilee.py:55(helper)(6) 599.814
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profilee.py:84(helper2_indirect)(2) 139.942
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profilee.py:98(subhelper) <- profilee.py:88(helper2)(8) 399.896
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"""
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ProfileTest.expected_output['print_callees'] = """\
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Ordered by: standard name
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Function called...
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:0(append) ->
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:0(exc_info) ->
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:0(hasattr) -> profilee.py:110(__getattr__)(12) 27.972
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:0(range) ->
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:0(setprofile) ->
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<string>:1(<module>) -> profilee.py:25(testfunc)(1) 999.753
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profile:0(profiler) -> profile:0(testfunc())(1) 999.749
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profile:0(testfunc()) -> :0(setprofile)(1) 0.000
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<string>:1(<module>)(1) 999.751
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profilee.py:110(__getattr__) ->
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profilee.py:25(testfunc) -> profilee.py:35(factorial)(1) 169.917
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profilee.py:55(helper)(2) 599.814
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profilee.py:35(factorial) -> profilee.py:35(factorial)(20) 169.917
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profilee.py:48(mul)(20) 19.980
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profilee.py:48(mul) ->
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profilee.py:55(helper) -> profilee.py:73(helper1)(4) 119.964
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profilee.py:84(helper2_indirect)(2) 139.942
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profilee.py:88(helper2)(6) 399.896
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profilee.py:73(helper1) -> :0(append)(4) -0.004
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:0(exc_info)(4) -0.004
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:0(hasattr)(4) 11.964
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profilee.py:84(helper2_indirect) -> profilee.py:35(factorial)(2) 169.917
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profilee.py:88(helper2)(2) 399.896
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profilee.py:88(helper2) -> :0(hasattr)(8) 11.964
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profilee.py:98(subhelper)(8) 79.944
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profilee.py:98(subhelper) -> :0(range)(8) -0.008
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profilee.py:110(__getattr__)(16) 27.972
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"""
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if __name__ == "__main__":
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main()
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