mirror of https://github.com/python/cpython
82 lines
2.4 KiB
Python
82 lines
2.4 KiB
Python
import hotshot
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import hotshot.log
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import os
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import pprint
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import sys
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import unittest
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import warnings
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import test_support
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from hotshot.log import ENTER, EXIT, LINE
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def shortfilename(fn):
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# We use a really shortened filename since an exact match is made,
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# and the source may be either a Python source file or a
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# pre-compiled bytecode file.
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if fn:
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return os.path.splitext(os.path.basename(fn))[0]
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else:
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return fn
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class HotShotTestCase(unittest.TestCase):
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def new_profiler(self, lineevents=0, linetimings=1):
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self.logfn = test_support.TESTFN
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return hotshot.Profile(self.logfn, lineevents, linetimings)
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def get_logreader(self):
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log = hotshot.log.LogReader(self.logfn)
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#XXX os.unlink(self.logfn)
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return log
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def get_events_wotime(self):
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L = []
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for event in self.get_logreader():
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what, (filename, lineno, funcname), tdelta = event
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L.append((what, (shortfilename(filename), lineno, funcname)))
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return L
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def check_events(self, expected):
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events = self.get_events_wotime()
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if events != expected:
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self.fail(
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"events did not match expectation; got:\n%s\nexpected:\n%s"
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% (pprint.pformat(events), pprint.pformat(expected)))
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def run_test(self, callable, events, profiler=None):
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if profiler is None:
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profiler = self.new_profiler()
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profiler.runcall(callable)
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profiler.close()
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self.check_events(events)
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def test_line_numbers(self):
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def f():
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y = 2
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x = 1
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def g():
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f()
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f_lineno = f.func_code.co_firstlineno
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g_lineno = g.func_code.co_firstlineno
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events = [(ENTER, ("test_hotshot", g_lineno, "g")),
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(LINE, ("test_hotshot", g_lineno, "g")),
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(LINE, ("test_hotshot", g_lineno+1, "g")),
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(ENTER, ("test_hotshot", f_lineno, "f")),
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(LINE, ("test_hotshot", f_lineno, "f")),
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(LINE, ("test_hotshot", f_lineno+1, "f")),
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(LINE, ("test_hotshot", f_lineno+2, "f")),
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(EXIT, ("test_hotshot", f_lineno, "f")),
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(EXIT, ("test_hotshot", g_lineno, "g")),
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]
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self.run_test(g, events, self.new_profiler(lineevents=1))
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def test_main():
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test_support.run_unittest(HotShotTestCase)
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if __name__ == "__main__":
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test_main()
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