| 4710c53d |
1 | """Test suite for the profile module."""\r |
| 2 | \r |
| 3 | import sys\r |
| 4 | import pstats\r |
| 5 | import unittest\r |
| 6 | from StringIO import StringIO\r |
| 7 | from test.test_support import run_unittest\r |
| 8 | \r |
| 9 | import profile\r |
| 10 | from test.profilee import testfunc, timer\r |
| 11 | \r |
| 12 | \r |
| 13 | class ProfileTest(unittest.TestCase):\r |
| 14 | \r |
| 15 | profilerclass = profile.Profile\r |
| 16 | methodnames = ['print_stats', 'print_callers', 'print_callees']\r |
| 17 | expected_output = {}\r |
| 18 | expected_list_sort_output = ':0(sort)'\r |
| 19 | \r |
| 20 | @classmethod\r |
| 21 | def do_profiling(cls):\r |
| 22 | results = []\r |
| 23 | prof = cls.profilerclass(timer, 0.001)\r |
| 24 | start_timer = timer()\r |
| 25 | prof.runctx("testfunc()", globals(), locals())\r |
| 26 | results.append(timer() - start_timer)\r |
| 27 | for methodname in cls.methodnames:\r |
| 28 | s = StringIO()\r |
| 29 | stats = pstats.Stats(prof, stream=s)\r |
| 30 | stats.strip_dirs().sort_stats("stdname")\r |
| 31 | getattr(stats, methodname)()\r |
| 32 | results.append(s.getvalue())\r |
| 33 | return results\r |
| 34 | \r |
| 35 | def test_cprofile(self):\r |
| 36 | results = self.do_profiling()\r |
| 37 | self.assertEqual(results[0], 1000)\r |
| 38 | for i, method in enumerate(self.methodnames):\r |
| 39 | self.assertEqual(results[i+1], self.expected_output[method],\r |
| 40 | "Stats.%s output for %s doesn't fit expectation!" %\r |
| 41 | (method, self.profilerclass.__name__))\r |
| 42 | \r |
| 43 | def test_calling_conventions(self):\r |
| 44 | # Issue #5330: profile and cProfile wouldn't report C functions called\r |
| 45 | # with keyword arguments. We test all calling conventions.\r |
| 46 | stmts = [\r |
| 47 | "[].sort()",\r |
| 48 | "[].sort(reverse=True)",\r |
| 49 | "[].sort(*(None, None, True))",\r |
| 50 | "[].sort(**dict(reverse=True))",\r |
| 51 | ]\r |
| 52 | for stmt in stmts:\r |
| 53 | s = StringIO()\r |
| 54 | prof = self.profilerclass(timer, 0.001)\r |
| 55 | prof.runctx(stmt, globals(), locals())\r |
| 56 | stats = pstats.Stats(prof, stream=s)\r |
| 57 | stats.print_stats()\r |
| 58 | res = s.getvalue()\r |
| 59 | self.assertIn(self.expected_list_sort_output, res,\r |
| 60 | "Profiling {0!r} didn't report list.sort:\n{1}".format(stmt, res))\r |
| 61 | \r |
| 62 | \r |
| 63 | def regenerate_expected_output(filename, cls):\r |
| 64 | filename = filename.rstrip('co')\r |
| 65 | print 'Regenerating %s...' % filename\r |
| 66 | results = cls.do_profiling()\r |
| 67 | \r |
| 68 | newfile = []\r |
| 69 | with open(filename, 'r') as f:\r |
| 70 | for line in f:\r |
| 71 | newfile.append(line)\r |
| 72 | if line[:6] == '#--cut':\r |
| 73 | break\r |
| 74 | \r |
| 75 | with open(filename, 'w') as f:\r |
| 76 | f.writelines(newfile)\r |
| 77 | for i, method in enumerate(cls.methodnames):\r |
| 78 | f.write('%s.expected_output[%r] = """\\\n%s"""\n' % (\r |
| 79 | cls.__name__, method, results[i+1]))\r |
| 80 | f.write('\nif __name__ == "__main__":\n main()\n')\r |
| 81 | \r |
| 82 | \r |
| 83 | def test_main():\r |
| 84 | run_unittest(ProfileTest)\r |
| 85 | \r |
| 86 | def main():\r |
| 87 | if '-r' not in sys.argv:\r |
| 88 | test_main()\r |
| 89 | else:\r |
| 90 | regenerate_expected_output(__file__, ProfileTest)\r |
| 91 | \r |
| 92 | \r |
| 93 | # Don't remove this comment. Everything below it is auto-generated.\r |
| 94 | #--cut--------------------------------------------------------------------------\r |
| 95 | ProfileTest.expected_output['print_stats'] = """\\r |
| 96 | 127 function calls (107 primitive calls) in 999.749 seconds\r |
| 97 | \r |
| 98 | Ordered by: standard name\r |
| 99 | \r |
| 100 | ncalls tottime percall cumtime percall filename:lineno(function)\r |
| 101 | 4 -0.004 -0.001 -0.004 -0.001 :0(append)\r |
| 102 | 4 -0.004 -0.001 -0.004 -0.001 :0(exc_info)\r |
| 103 | 12 -0.024 -0.002 11.964 0.997 :0(hasattr)\r |
| 104 | 8 -0.008 -0.001 -0.008 -0.001 :0(range)\r |
| 105 | 1 0.000 0.000 0.000 0.000 :0(setprofile)\r |
| 106 | 1 -0.002 -0.002 999.751 999.751 <string>:1(<module>)\r |
| 107 | 0 0.000 0.000 profile:0(profiler)\r |
| 108 | 1 -0.002 -0.002 999.749 999.749 profile:0(testfunc())\r |
| 109 | 28 27.972 0.999 27.972 0.999 profilee.py:110(__getattr__)\r |
| 110 | 1 269.996 269.996 999.753 999.753 profilee.py:25(testfunc)\r |
| 111 | 23/3 149.937 6.519 169.917 56.639 profilee.py:35(factorial)\r |
| 112 | 20 19.980 0.999 19.980 0.999 profilee.py:48(mul)\r |
| 113 | 2 39.986 19.993 599.814 299.907 profilee.py:55(helper)\r |
| 114 | 4 115.984 28.996 119.964 29.991 profilee.py:73(helper1)\r |
| 115 | 2 -0.006 -0.003 139.942 69.971 profilee.py:84(helper2_indirect)\r |
| 116 | 8 311.976 38.997 399.896 49.987 profilee.py:88(helper2)\r |
| 117 | 8 63.968 7.996 79.944 9.993 profilee.py:98(subhelper)\r |
| 118 | \r |
| 119 | \r |
| 120 | """\r |
| 121 | ProfileTest.expected_output['print_callers'] = """\\r |
| 122 | Ordered by: standard name\r |
| 123 | \r |
| 124 | Function was called by...\r |
| 125 | :0(append) <- profilee.py:73(helper1)(4) 119.964\r |
| 126 | :0(exc_info) <- profilee.py:73(helper1)(4) 119.964\r |
| 127 | :0(hasattr) <- profilee.py:73(helper1)(4) 119.964\r |
| 128 | profilee.py:88(helper2)(8) 399.896\r |
| 129 | :0(range) <- profilee.py:98(subhelper)(8) 79.944\r |
| 130 | :0(setprofile) <- profile:0(testfunc())(1) 999.749\r |
| 131 | <string>:1(<module>) <- profile:0(testfunc())(1) 999.749\r |
| 132 | profile:0(profiler) <-\r |
| 133 | profile:0(testfunc()) <- profile:0(profiler)(1) 0.000\r |
| 134 | profilee.py:110(__getattr__) <- :0(hasattr)(12) 11.964\r |
| 135 | profilee.py:98(subhelper)(16) 79.944\r |
| 136 | profilee.py:25(testfunc) <- <string>:1(<module>)(1) 999.751\r |
| 137 | profilee.py:35(factorial) <- profilee.py:25(testfunc)(1) 999.753\r |
| 138 | profilee.py:35(factorial)(20) 169.917\r |
| 139 | profilee.py:84(helper2_indirect)(2) 139.942\r |
| 140 | profilee.py:48(mul) <- profilee.py:35(factorial)(20) 169.917\r |
| 141 | profilee.py:55(helper) <- profilee.py:25(testfunc)(2) 999.753\r |
| 142 | profilee.py:73(helper1) <- profilee.py:55(helper)(4) 599.814\r |
| 143 | profilee.py:84(helper2_indirect) <- profilee.py:55(helper)(2) 599.814\r |
| 144 | profilee.py:88(helper2) <- profilee.py:55(helper)(6) 599.814\r |
| 145 | profilee.py:84(helper2_indirect)(2) 139.942\r |
| 146 | profilee.py:98(subhelper) <- profilee.py:88(helper2)(8) 399.896\r |
| 147 | \r |
| 148 | \r |
| 149 | """\r |
| 150 | ProfileTest.expected_output['print_callees'] = """\\r |
| 151 | Ordered by: standard name\r |
| 152 | \r |
| 153 | Function called...\r |
| 154 | :0(append) ->\r |
| 155 | :0(exc_info) ->\r |
| 156 | :0(hasattr) -> profilee.py:110(__getattr__)(12) 27.972\r |
| 157 | :0(range) ->\r |
| 158 | :0(setprofile) ->\r |
| 159 | <string>:1(<module>) -> profilee.py:25(testfunc)(1) 999.753\r |
| 160 | profile:0(profiler) -> profile:0(testfunc())(1) 999.749\r |
| 161 | profile:0(testfunc()) -> :0(setprofile)(1) 0.000\r |
| 162 | <string>:1(<module>)(1) 999.751\r |
| 163 | profilee.py:110(__getattr__) ->\r |
| 164 | profilee.py:25(testfunc) -> profilee.py:35(factorial)(1) 169.917\r |
| 165 | profilee.py:55(helper)(2) 599.814\r |
| 166 | profilee.py:35(factorial) -> profilee.py:35(factorial)(20) 169.917\r |
| 167 | profilee.py:48(mul)(20) 19.980\r |
| 168 | profilee.py:48(mul) ->\r |
| 169 | profilee.py:55(helper) -> profilee.py:73(helper1)(4) 119.964\r |
| 170 | profilee.py:84(helper2_indirect)(2) 139.942\r |
| 171 | profilee.py:88(helper2)(6) 399.896\r |
| 172 | profilee.py:73(helper1) -> :0(append)(4) -0.004\r |
| 173 | :0(exc_info)(4) -0.004\r |
| 174 | :0(hasattr)(4) 11.964\r |
| 175 | profilee.py:84(helper2_indirect) -> profilee.py:35(factorial)(2) 169.917\r |
| 176 | profilee.py:88(helper2)(2) 399.896\r |
| 177 | profilee.py:88(helper2) -> :0(hasattr)(8) 11.964\r |
| 178 | profilee.py:98(subhelper)(8) 79.944\r |
| 179 | profilee.py:98(subhelper) -> :0(range)(8) -0.008\r |
| 180 | profilee.py:110(__getattr__)(16) 27.972\r |
| 181 | \r |
| 182 | \r |
| 183 | """\r |
| 184 | \r |
| 185 | if __name__ == "__main__":\r |
| 186 | main()\r |
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