symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_profile.py
changeset 1 2fb8b9db1c86
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_profile.py	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,167 @@
+"""Test suite for the profile module."""
+
+import os
+import sys
+import pstats
+import unittest
+from StringIO import StringIO
+from test.test_support import run_unittest
+
+import profile
+from test.profilee import testfunc, timer
+
+
+class ProfileTest(unittest.TestCase):
+
+    profilerclass = profile.Profile
+    methodnames = ['print_stats', 'print_callers', 'print_callees']
+    expected_output = {}
+
+    @classmethod
+    def do_profiling(cls):
+        results = []
+        prof = cls.profilerclass(timer, 0.001)
+        start_timer = timer()
+        prof.runctx("testfunc()", globals(), locals())
+        results.append(timer() - start_timer)
+        for methodname in cls.methodnames:
+            s = StringIO()
+            stats = pstats.Stats(prof, stream=s)
+            stats.strip_dirs().sort_stats("stdname")
+            getattr(stats, methodname)()
+            results.append(s.getvalue())
+        return results
+
+    def test_cprofile(self):
+        results = self.do_profiling()
+        self.assertEqual(results[0], 1000)
+        for i, method in enumerate(self.methodnames):
+            self.assertEqual(results[i+1], self.expected_output[method],
+                             "Stats.%s output for %s doesn't fit expectation!" %
+                             (method, self.profilerclass.__name__))
+
+
+def regenerate_expected_output(filename, cls):
+    filename = filename.rstrip('co')
+    print 'Regenerating %s...' % filename
+    results = cls.do_profiling()
+
+    newfile = []
+    with open(filename, 'r') as f:
+        for line in f:
+            newfile.append(line)
+            if line[:6] == '#--cut':
+                break
+
+    with open(filename, 'w') as f:
+        f.writelines(newfile)
+        for i, method in enumerate(cls.methodnames):
+            f.write('%s.expected_output[%r] = """\\\n%s"""\n' % (
+                cls.__name__, method, results[i+1]))
+        f.write('\nif __name__ == "__main__":\n    main()\n')
+
+
+def test_main():
+    run_unittest(ProfileTest)
+
+def main():
+    if '-r' not in sys.argv:
+        test_main()
+    else:
+        regenerate_expected_output(__file__, ProfileTest)
+
+
+# Don't remove this comment. Everything below it is auto-generated.
+#--cut--------------------------------------------------------------------------
+ProfileTest.expected_output['print_stats'] = """\
+         127 function calls (107 primitive calls) in 999.749 CPU seconds
+
+   Ordered by: standard name
+
+   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
+        4   -0.004   -0.001   -0.004   -0.001 :0(append)
+        4   -0.004   -0.001   -0.004   -0.001 :0(exc_info)
+       12   -0.024   -0.002   11.964    0.997 :0(hasattr)
+        8   -0.008   -0.001   -0.008   -0.001 :0(range)
+        1    0.000    0.000    0.000    0.000 :0(setprofile)
+        1   -0.002   -0.002  999.751  999.751 <string>:1(<module>)
+        0    0.000             0.000          profile:0(profiler)
+        1   -0.002   -0.002  999.749  999.749 profile:0(testfunc())
+       28   27.972    0.999   27.972    0.999 profilee.py:110(__getattr__)
+        1  269.996  269.996  999.753  999.753 profilee.py:25(testfunc)
+     23/3  149.937    6.519  169.917   56.639 profilee.py:35(factorial)
+       20   19.980    0.999   19.980    0.999 profilee.py:48(mul)
+        2   39.986   19.993  599.814  299.907 profilee.py:55(helper)
+        4  115.984   28.996  119.964   29.991 profilee.py:73(helper1)
+        2   -0.006   -0.003  139.942   69.971 profilee.py:84(helper2_indirect)
+        8  311.976   38.997  399.896   49.987 profilee.py:88(helper2)
+        8   63.968    7.996   79.944    9.993 profilee.py:98(subhelper)
+
+
+"""
+ProfileTest.expected_output['print_callers'] = """\
+   Ordered by: standard name
+
+Function                          was called by...
+:0(append)                        <- profilee.py:73(helper1)(4)  119.964
+:0(exc_info)                      <- profilee.py:73(helper1)(4)  119.964
+:0(hasattr)                       <- profilee.py:73(helper1)(4)  119.964
+                                     profilee.py:88(helper2)(8)  399.896
+:0(range)                         <- profilee.py:98(subhelper)(8)   79.944
+:0(setprofile)                    <- profile:0(testfunc())(1)  999.749
+<string>:1(<module>)              <- profile:0(testfunc())(1)  999.749
+profile:0(profiler)               <-
+profile:0(testfunc())             <- profile:0(profiler)(1)    0.000
+profilee.py:110(__getattr__)      <- :0(hasattr)(12)   11.964
+                                     profilee.py:98(subhelper)(16)   79.944
+profilee.py:25(testfunc)          <- <string>:1(<module>)(1)  999.751
+profilee.py:35(factorial)         <- profilee.py:25(testfunc)(1)  999.753
+                                     profilee.py:35(factorial)(20)  169.917
+                                     profilee.py:84(helper2_indirect)(2)  139.942
+profilee.py:48(mul)               <- profilee.py:35(factorial)(20)  169.917
+profilee.py:55(helper)            <- profilee.py:25(testfunc)(2)  999.753
+profilee.py:73(helper1)           <- profilee.py:55(helper)(4)  599.814
+profilee.py:84(helper2_indirect)  <- profilee.py:55(helper)(2)  599.814
+profilee.py:88(helper2)           <- profilee.py:55(helper)(6)  599.814
+                                     profilee.py:84(helper2_indirect)(2)  139.942
+profilee.py:98(subhelper)         <- profilee.py:88(helper2)(8)  399.896
+
+
+"""
+ProfileTest.expected_output['print_callees'] = """\
+   Ordered by: standard name
+
+Function                          called...
+:0(append)                        ->
+:0(exc_info)                      ->
+:0(hasattr)                       -> profilee.py:110(__getattr__)(12)   27.972
+:0(range)                         ->
+:0(setprofile)                    ->
+<string>:1(<module>)              -> profilee.py:25(testfunc)(1)  999.753
+profile:0(profiler)               -> profile:0(testfunc())(1)  999.749
+profile:0(testfunc())             -> :0(setprofile)(1)    0.000
+                                     <string>:1(<module>)(1)  999.751
+profilee.py:110(__getattr__)      ->
+profilee.py:25(testfunc)          -> profilee.py:35(factorial)(1)  169.917
+                                     profilee.py:55(helper)(2)  599.814
+profilee.py:35(factorial)         -> profilee.py:35(factorial)(20)  169.917
+                                     profilee.py:48(mul)(20)   19.980
+profilee.py:48(mul)               ->
+profilee.py:55(helper)            -> profilee.py:73(helper1)(4)  119.964
+                                     profilee.py:84(helper2_indirect)(2)  139.942
+                                     profilee.py:88(helper2)(6)  399.896
+profilee.py:73(helper1)           -> :0(append)(4)   -0.004
+                                     :0(exc_info)(4)   -0.004
+                                     :0(hasattr)(4)   11.964
+profilee.py:84(helper2_indirect)  -> profilee.py:35(factorial)(2)  169.917
+                                     profilee.py:88(helper2)(2)  399.896
+profilee.py:88(helper2)           -> :0(hasattr)(8)   11.964
+                                     profilee.py:98(subhelper)(8)   79.944
+profilee.py:98(subhelper)         -> :0(range)(8)   -0.008
+                                     profilee.py:110(__getattr__)(16)   27.972
+
+
+"""
+
+if __name__ == "__main__":
+    main()