def test_combines_profs():
plugin = Profiling(False)
plugin.profs = [sentinel.prof0, sentinel.prof1]
with patch('pstats.Stats') as Stats:
plugin.pytest_sessionfinish(Mock(), Mock())
Stats.assert_called_once_with(sentinel.prof0)
Stats.return_value.add.assert_called_once_with(sentinel.prof1)
assert Stats.return_value.dump_stats.called
def test_writes_summary_svg():
plugin = Profiling(True)
plugin.profs = [sentinel.prof]
terminalreporter = Mock()
with patch('pstats.Stats'):
with patch('pipes.Template'):
plugin.pytest_sessionfinish(Mock(), Mock())
plugin.pytest_terminal_summary(terminalreporter)
assert 'SVG' in terminalreporter.write.call_args[0][0]
def test_writes_summary():
plugin = Profiling(False)
plugin.profs = [sentinel.prof]
terminalreporter, stats = Mock(), Mock()
with patch('pstats.Stats', return_value=stats) as Stats:
plugin.pytest_sessionfinish(Mock(), Mock())
plugin.pytest_terminal_summary(terminalreporter)
assert 'Profiling' in terminalreporter.write.call_args[0][0]
assert Stats.called_with(stats, stream=terminalreporter)
def test_generates_svg():
plugin = Profiling(True)
plugin.profs = [sentinel.prof]
with patch('pstats.Stats'):
with patch('pipes.Template') as Template:
plugin.pytest_sessionfinish(Mock(), Mock())
assert any('gprof2dot' in args[0][0]
for args in Template.return_value.append.call_args_list)
assert Template.return_value.copy.called
def test_hooks_pyfunc_call():
assert getattr(Profiling.pytest_pyfunc_call, 'tryfirst')
multicall, pyfuncitem, plugin = Mock(), Mock(), Profiling(False)
pyfuncitem.name.__add__ = Mock()
with patch('os.path.join', return_value=sentinel.join):
with patch('pytest_profiling.cProfile') as cProfile:
plugin.pytest_pyfunc_call(multicall, pyfuncitem)
assert cProfile.runctx.called
args, kwargs = cProfile.runctx.call_args
assert kwargs['filename'] == sentinel.join
assert not multicall.execute.called
eval(*args)
assert multicall.execute.called
assert plugin.profs == [sentinel.join]
def test_creates_prof_dir():
with patch('os.makedirs', side_effect=OSError) as makedirs:
Profiling(False).pytest_sessionstart(Mock())
makedirs.assert_called_with('prof')