mirror of
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221085de89
of func_name, func_dict and func_doc as they already exist as __name__, __dict__ and __doc__.
132 lines
4.1 KiB
Python
132 lines
4.1 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 unittest
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from test 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 UnlinkingLogReader(hotshot.log.LogReader):
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"""Extend the LogReader so the log file is unlinked when we're
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done with it."""
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def __init__(self, logfn):
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self.__logfn = logfn
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hotshot.log.LogReader.__init__(self, logfn)
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def next(self, index=None):
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try:
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return hotshot.log.LogReader.next(self)
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except StopIteration:
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self.close()
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os.unlink(self.__logfn)
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raise
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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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return UnlinkingLogReader(self.logfn)
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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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self.failUnless(not profiler._prof.closed)
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profiler.runcall(callable)
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self.failUnless(not profiler._prof.closed)
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profiler.close()
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self.failUnless(profiler._prof.closed)
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self.check_events(events)
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def test_addinfo(self):
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def f(p):
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p.addinfo("test-key", "test-value")
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profiler = self.new_profiler()
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profiler.runcall(f, profiler)
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profiler.close()
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log = self.get_logreader()
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info = log._info
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list(log)
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self.failUnless(info["test-key"] == ["test-value"])
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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.__code__.co_firstlineno
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g_lineno = g.__code__.co_firstlineno
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events = [(ENTER, ("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+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_start_stop(self):
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# Make sure we don't return NULL in the start() and stop()
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# methods when there isn't an error. Bug in 2.2 noted by
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# Anthony Baxter.
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profiler = self.new_profiler()
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profiler.start()
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profiler.stop()
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profiler.close()
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os.unlink(self.logfn)
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def test_bad_sys_path(self):
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import sys
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import os
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orig_path = sys.path
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coverage = hotshot._hotshot.coverage
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try:
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# verify we require a list for sys.path
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sys.path = 'abc'
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self.assertRaises(RuntimeError, coverage, test_support.TESTFN)
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# verify that we require sys.path exists
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del sys.path
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self.assertRaises(RuntimeError, coverage, test_support.TESTFN)
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finally:
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sys.path = orig_path
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if os.path.exists(test_support.TESTFN):
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os.remove(test_support.TESTFN)
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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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