From 5a6cfee6320383ccc20d9fefbd0ebf1555b17909 Mon Sep 17 00:00:00 2001 From: Georg Brandl Date: Sat, 2 Feb 2008 11:46:07 +0000 Subject: [PATCH] Rewrite test_cprofile as unittest (and rename the file to be consistent with all other test files). Written for GHOP by Benjamin Peterson. --- Lib/test/output/test_cProfile | 79 ------------- Lib/test/test_cProfile.py | 123 -------------------- Lib/test/test_cprofile.py | 208 ++++++++++++++++++++++++++++++++++ 3 files changed, 208 insertions(+), 202 deletions(-) delete mode 100644 Lib/test/output/test_cProfile delete mode 100644 Lib/test/test_cProfile.py create mode 100644 Lib/test/test_cprofile.py diff --git a/Lib/test/output/test_cProfile b/Lib/test/output/test_cProfile deleted file mode 100644 index fff3568ff47..00000000000 --- a/Lib/test/output/test_cProfile +++ /dev/null @@ -1,79 +0,0 @@ -test_cProfile - 126 function calls (106 primitive calls) in 1.000 CPU seconds - - Ordered by: standard name - - ncalls tottime percall cumtime percall filename:lineno(function) - 1 0.000 0.000 1.000 1.000 :1() - 8 0.064 0.008 0.080 0.010 test_cProfile.py:103(subhelper) - 28 0.028 0.001 0.028 0.001 test_cProfile.py:115(__getattr__) - 1 0.270 0.270 1.000 1.000 test_cProfile.py:30(testfunc) - 23/3 0.150 0.007 0.170 0.057 test_cProfile.py:40(factorial) - 20 0.020 0.001 0.020 0.001 test_cProfile.py:53(mul) - 2 0.040 0.020 0.600 0.300 test_cProfile.py:60(helper) - 4 0.116 0.029 0.120 0.030 test_cProfile.py:78(helper1) - 2 0.000 0.000 0.140 0.070 test_cProfile.py:89(helper2_indirect) - 8 0.312 0.039 0.400 0.050 test_cProfile.py:93(helper2) - 12 0.000 0.000 0.012 0.001 {hasattr} - 4 0.000 0.000 0.000 0.000 {method 'append' of 'list' objects} - 1 0.000 0.000 0.000 0.000 {method 'disable' of '_lsprof.Profiler' objects} - 8 0.000 0.000 0.000 0.000 {range} - 4 0.000 0.000 0.000 0.000 {sys.exc_info} - - - Ordered by: standard name - -Function called... - ncalls tottime cumtime -:1() -> 1 0.270 1.000 test_cProfile.py:30(testfunc) -test_cProfile.py:103(subhelper) -> 16 0.016 0.016 test_cProfile.py:115(__getattr__) - 8 0.000 0.000 {range} -test_cProfile.py:115(__getattr__) -> -test_cProfile.py:30(testfunc) -> 1 0.014 0.130 test_cProfile.py:40(factorial) - 2 0.040 0.600 test_cProfile.py:60(helper) -test_cProfile.py:40(factorial) -> 20/3 0.130 0.147 test_cProfile.py:40(factorial) - 20 0.020 0.020 test_cProfile.py:53(mul) -test_cProfile.py:53(mul) -> -test_cProfile.py:60(helper) -> 4 0.116 0.120 test_cProfile.py:78(helper1) - 2 0.000 0.140 test_cProfile.py:89(helper2_indirect) - 6 0.234 0.300 test_cProfile.py:93(helper2) -test_cProfile.py:78(helper1) -> 4 0.000 0.004 {hasattr} - 4 0.000 0.000 {method 'append' of 'list' objects} - 4 0.000 0.000 {sys.exc_info} -test_cProfile.py:89(helper2_indirect) -> 2 0.006 0.040 test_cProfile.py:40(factorial) - 2 0.078 0.100 test_cProfile.py:93(helper2) -test_cProfile.py:93(helper2) -> 8 0.064 0.080 test_cProfile.py:103(subhelper) - 8 0.000 0.008 {hasattr} -{hasattr} -> 12 0.012 0.012 test_cProfile.py:115(__getattr__) -{method 'append' of 'list' objects} -> -{method 'disable' of '_lsprof.Profiler' objects} -> -{range} -> -{sys.exc_info} -> - - - Ordered by: standard name - -Function was called by... - ncalls tottime cumtime -:1() <- -test_cProfile.py:103(subhelper) <- 8 0.064 0.080 test_cProfile.py:93(helper2) -test_cProfile.py:115(__getattr__) <- 16 0.016 0.016 test_cProfile.py:103(subhelper) - 12 0.012 0.012 {hasattr} -test_cProfile.py:30(testfunc) <- 1 0.270 1.000 :1() -test_cProfile.py:40(factorial) <- 1 0.014 0.130 test_cProfile.py:30(testfunc) - 20/3 0.130 0.147 test_cProfile.py:40(factorial) - 2 0.006 0.040 test_cProfile.py:89(helper2_indirect) -test_cProfile.py:53(mul) <- 20 0.020 0.020 test_cProfile.py:40(factorial) -test_cProfile.py:60(helper) <- 2 0.040 0.600 test_cProfile.py:30(testfunc) -test_cProfile.py:78(helper1) <- 4 0.116 0.120 test_cProfile.py:60(helper) -test_cProfile.py:89(helper2_indirect) <- 2 0.000 0.140 test_cProfile.py:60(helper) -test_cProfile.py:93(helper2) <- 6 0.234 0.300 test_cProfile.py:60(helper) - 2 0.078 0.100 test_cProfile.py:89(helper2_indirect) -{hasattr} <- 4 0.000 0.004 test_cProfile.py:78(helper1) - 8 0.000 0.008 test_cProfile.py:93(helper2) -{method 'append' of 'list' objects} <- 4 0.000 0.000 test_cProfile.py:78(helper1) -{method 'disable' of '_lsprof.Profiler' objects} <- -{range} <- 8 0.000 0.000 test_cProfile.py:103(subhelper) -{sys.exc_info} <- 4 0.000 0.000 test_cProfile.py:78(helper1) - - diff --git a/Lib/test/test_cProfile.py b/Lib/test/test_cProfile.py deleted file mode 100644 index 07b2a9b54e3..00000000000 --- a/Lib/test/test_cProfile.py +++ /dev/null @@ -1,123 +0,0 @@ -"""Test suite for the cProfile module.""" - -import cProfile, pstats, sys - -# In order to have reproducible time, we simulate a timer in the global -# variable 'ticks', which represents simulated time in milliseconds. -# (We can't use a helper function increment the timer since it would be -# included in the profile and would appear to consume all the time.) -ticks = 0 - -# IMPORTANT: this is an output test. *ALL* NUMBERS in the expected -# output are relevant. If you change the formatting of pstats, -# please don't just regenerate output/test_cProfile without checking -# very carefully that not a single number has changed. - -def test_main(): - global ticks - ticks = 42000 - prof = cProfile.Profile(timer, 0.001) - prof.runctx("testfunc()", globals(), locals()) - assert ticks == 43000, ticks - st = pstats.Stats(prof) - st.strip_dirs().sort_stats('stdname').print_stats() - st.print_callees() - st.print_callers() - -def timer(): - return ticks - -def testfunc(): - # 1 call - # 1000 ticks total: 270 ticks local, 730 ticks in subfunctions - global ticks - ticks += 99 - helper() # 300 - helper() # 300 - ticks += 171 - factorial(14) # 130 - -def factorial(n): - # 23 calls total - # 170 ticks total, 150 ticks local - # 3 primitive calls, 130, 20 and 20 ticks total - # including 116, 17, 17 ticks local - global ticks - if n > 0: - ticks += n - return mul(n, factorial(n-1)) - else: - ticks += 11 - return 1 - -def mul(a, b): - # 20 calls - # 1 tick, local - global ticks - ticks += 1 - return a * b - -def helper(): - # 2 calls - # 300 ticks total: 20 ticks local, 260 ticks in subfunctions - global ticks - ticks += 1 - helper1() # 30 - ticks += 2 - helper1() # 30 - ticks += 6 - helper2() # 50 - ticks += 3 - helper2() # 50 - ticks += 2 - helper2() # 50 - ticks += 5 - helper2_indirect() # 70 - ticks += 1 - -def helper1(): - # 4 calls - # 30 ticks total: 29 ticks local, 1 tick in subfunctions - global ticks - ticks += 10 - hasattr(C(), "foo") # 1 - ticks += 19 - lst = [] - lst.append(42) # 0 - sys.exc_info() # 0 - -def helper2_indirect(): - helper2() # 50 - factorial(3) # 20 - -def helper2(): - # 8 calls - # 50 ticks local: 39 ticks local, 11 ticks in subfunctions - global ticks - ticks += 11 - hasattr(C(), "bar") # 1 - ticks += 13 - subhelper() # 10 - ticks += 15 - -def subhelper(): - # 8 calls - # 10 ticks total: 8 ticks local, 2 ticks in subfunctions - global ticks - ticks += 2 - for i in range(2): # 0 - try: - C().foo # 1 x 2 - except AttributeError: - ticks += 3 # 3 x 2 - -class C: - def __getattr__(self, name): - # 28 calls - # 1 tick, local - global ticks - ticks += 1 - raise AttributeError - -if __name__ == "__main__": - test_main() diff --git a/Lib/test/test_cprofile.py b/Lib/test/test_cprofile.py new file mode 100644 index 00000000000..fdbd542c73d --- /dev/null +++ b/Lib/test/test_cprofile.py @@ -0,0 +1,208 @@ +import sys +import cProfile +import pstats +import test.test_support + +################################# +# Warning! +# This stuff is touchy. If you modify anything above the test_main function, +# you'll have to regenerate the stats for the doctest! +################################ + +TICKS = 42000 + +def timer(): + return TICKS + +def testfunc(): + # 1 call + # 1000 ticks total: 270 ticks local, 730 ticks in subfunctions + global TICKS + TICKS += 99 + helper() # 300 + helper() # 300 + TICKS += 171 + factorial(14) # 130 + +def factorial(n): + # 23 calls total + # 170 ticks total, 150 ticks local + # 3 primitive calls, 130, 20 and 20 ticks total + # including 116, 17, 17 ticks local + global TICKS + if n > 0: + TICKS += n + return mul(n, factorial(n-1)) + else: + TICKS += 11 + return 1 + +def mul(a, b): + # 20 calls + # 1 tick, local + global TICKS + TICKS += 1 + return a * b + +def helper(): + # 2 calls + # 300 ticks total: 20 ticks local, 260 ticks in subfunctions + global TICKS + TICKS += 1 + helper1() # 30 + TICKS += 2 + helper1() # 30 + TICKS += 6 + helper2() # 50 + TICKS += 3 + helper2() # 50 + TICKS += 2 + helper2() # 50 + TICKS += 5 + helper2_indirect() # 70 + TICKS += 1 + +def helper1(): + # 4 calls + # 30 ticks total: 29 ticks local, 1 tick in subfunctions + global TICKS + TICKS += 10 + hasattr(C(), "foo") # 1 + TICKS += 19 + lst = [] + lst.append(42) # 0 + sys.exc_info() # 0 + +def helper2_indirect(): + helper2() # 50 + factorial(3) # 20 + +def helper2(): + # 8 calls + # 50 ticks local: 39 ticks local, 11 ticks in subfunctions + global TICKS + TICKS += 11 + hasattr(C(), "bar") # 1 + TICKS += 13 + subhelper() # 10 + TICKS += 15 + +def subhelper(): + # 8 calls + # 10 ticks total: 8 ticks local, 2 ticks in subfunctions + global TICKS + TICKS += 2 + for i in range(2): # 0 + try: + C().foo # 1 x 2 + except AttributeError: + TICKS += 3 # 3 x 2 + +class C: + def __getattr__(self, name): + # 28 calls + # 1 tick, local + global TICKS + TICKS += 1 + raise AttributeError + +def test_main(): + """ + >>> prof = cProfile.Profile(timer, 0.001) + >>> prof.runctx("testfunc()", globals(), locals()) #doctest: +ELLIPSIS + + >>> timer() + 43000 + >>> stats = pstats.Stats(prof) + >>> stats.strip_dirs().sort_stats("stdname") #doctest: +ELLIPSIS + + >>> stats.print_stats() #doctest: +ELLIPSIS + 126 function calls (106 primitive calls) in 1.000 CPU seconds + + Ordered by: standard name + + ncalls tottime percall cumtime percall filename:lineno(function) + 1 0.000 0.000 1.000 1.000 :1() + 28 0.028 0.001 0.028 0.001 test_cprofile.py:102(__getattr__) + 1 0.270 0.270 1.000 1.000 test_cprofile.py:17(testfunc) + 23/3 0.150 0.007 0.170 0.057 test_cprofile.py:27(factorial) + 20 0.020 0.001 0.020 0.001 test_cprofile.py:40(mul) + 2 0.040 0.020 0.600 0.300 test_cprofile.py:47(helper) + 4 0.116 0.029 0.120 0.030 test_cprofile.py:65(helper1) + 2 0.000 0.000 0.140 0.070 test_cprofile.py:76(helper2_indirect) + 8 0.312 0.039 0.400 0.050 test_cprofile.py:80(helper2) + 8 0.064 0.008 0.080 0.010 test_cprofile.py:90(subhelper) + 12 0.000 0.000 0.012 0.001 {hasattr} + 4 0.000 0.000 0.000 0.000 {method 'append' of 'list' objects} + 1 0.000 0.000 0.000 0.000 {method 'disable' of '_lsprof.Profiler' objects} + 8 0.000 0.000 0.000 0.000 {range} + 4 0.000 0.000 0.000 0.000 {sys.exc_info} + + + + >>> stats.print_callers() #doctest: +ELLIPSIS + Ordered by: standard name + + Function was called by... + ncalls tottime cumtime + :1() <- + test_cprofile.py:102(__getattr__) <- 16 0.016 0.016 test_cprofile.py:90(subhelper) + 12 0.012 0.012 {hasattr} + test_cprofile.py:17(testfunc) <- 1 0.270 1.000 :1() + test_cprofile.py:27(factorial) <- 1 0.014 0.130 test_cprofile.py:17(testfunc) + 20/3 0.130 0.147 test_cprofile.py:27(factorial) + 2 0.006 0.040 test_cprofile.py:76(helper2_indirect) + test_cprofile.py:40(mul) <- 20 0.020 0.020 test_cprofile.py:27(factorial) + test_cprofile.py:47(helper) <- 2 0.040 0.600 test_cprofile.py:17(testfunc) + test_cprofile.py:65(helper1) <- 4 0.116 0.120 test_cprofile.py:47(helper) + test_cprofile.py:76(helper2_indirect) <- 2 0.000 0.140 test_cprofile.py:47(helper) + test_cprofile.py:80(helper2) <- 6 0.234 0.300 test_cprofile.py:47(helper) + 2 0.078 0.100 test_cprofile.py:76(helper2_indirect) + test_cprofile.py:90(subhelper) <- 8 0.064 0.080 test_cprofile.py:80(helper2) + {hasattr} <- 4 0.000 0.004 test_cprofile.py:65(helper1) + 8 0.000 0.008 test_cprofile.py:80(helper2) + {method 'append' of 'list' objects} <- 4 0.000 0.000 test_cprofile.py:65(helper1) + {method 'disable' of '_lsprof.Profiler' objects} <- + {range} <- 8 0.000 0.000 test_cprofile.py:90(subhelper) + {sys.exc_info} <- 4 0.000 0.000 test_cprofile.py:65(helper1) + + + + >>> stats.print_callees() #doctest: +ELLIPSIS + Ordered by: standard name + + Function called... + ncalls tottime cumtime + :1() -> 1 0.270 1.000 test_cprofile.py:17(testfunc) + test_cprofile.py:102(__getattr__) -> + test_cprofile.py:17(testfunc) -> 1 0.014 0.130 test_cprofile.py:27(factorial) + 2 0.040 0.600 test_cprofile.py:47(helper) + test_cprofile.py:27(factorial) -> 20/3 0.130 0.147 test_cprofile.py:27(factorial) + 20 0.020 0.020 test_cprofile.py:40(mul) + test_cprofile.py:40(mul) -> + test_cprofile.py:47(helper) -> 4 0.116 0.120 test_cprofile.py:65(helper1) + 2 0.000 0.140 test_cprofile.py:76(helper2_indirect) + 6 0.234 0.300 test_cprofile.py:80(helper2) + test_cprofile.py:65(helper1) -> 4 0.000 0.004 {hasattr} + 4 0.000 0.000 {method 'append' of 'list' objects} + 4 0.000 0.000 {sys.exc_info} + test_cprofile.py:76(helper2_indirect) -> 2 0.006 0.040 test_cprofile.py:27(factorial) + 2 0.078 0.100 test_cprofile.py:80(helper2) + test_cprofile.py:80(helper2) -> 8 0.064 0.080 test_cprofile.py:90(subhelper) + 8 0.000 0.008 {hasattr} + test_cprofile.py:90(subhelper) -> 16 0.016 0.016 test_cprofile.py:102(__getattr__) + 8 0.000 0.000 {range} + {hasattr} -> 12 0.012 0.012 test_cprofile.py:102(__getattr__) + {method 'append' of 'list' objects} -> + {method 'disable' of '_lsprof.Profiler' objects} -> + {range} -> + {sys.exc_info} -> + + + + """ + from test import test_cprofile + test.test_support.run_doctest(test_cprofile) + +if __name__ == "__main__": + test_main()