def testClassifyCallStack(self):
"""Tests ``ClassifyCallStack`` method."""
callstack = CallStack(0, [
StackFrame(0, 'src/', 'func', 'comp1/a.cc', 'src/comp1/a.cc', [2])
])
self.assertEqual(self.classifier.ClassifyCallStack(callstack),
['Comp1>Dummy'])
callstack = CallStack(0, [
StackFrame(0, 'dummy/', 'no_func', 'comp2/a.cc', 'dummy/comp2.cc',
[32])
])
self.assertEqual(self.classifier.ClassifyCallStack(callstack), [])
crash_stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'func', 'comp1/a.cc',
'src/comp1/a.cc', [2]),
StackFrame(1, 'src/', 'ff', 'comp1/a.cc',
'src/comp1/a.cc', [21]),
StackFrame(2, 'src/', 'func2',
'comp2/b.cc', 'src/comp2/b.cc',
[8])
])
self.assertEqual(self.classifier.ClassifyCallStack(crash_stack),
['Comp1>Dummy', 'Comp2>Dummy'])
def testClassifyCrashStack(self):
dummy_classifier = DummyClassifier()
crash_stack = CallStack(0)
self.assertEqual(dummy_classifier.Classify([], crash_stack), '')
crash_stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'a::c(p* &d)',
'f0.cc', 'src/f0.cc', [177]),
StackFrame(1, 'src/', 'a::d(a* c)',
'f1.cc', 'src/f1.cc', [227]),
StackFrame(2, 'src/dummy', 'a::e(int)',
'f2.cc', 'src/f2.cc', [87]),
StackFrame(3, 'dummy/', 'a::g(int)',
'f3.cc', 'src/f3.cc', [87])
])
self.assertEqual(dummy_classifier.Classify([], crash_stack), 'class_1')
crash_stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'a::c(p* &d)',
'f0.cc', 'src/f0.cc', [177]),
StackFrame(1, 'src/dummy', 'a::d(a* c)',
'f1.cc', 'src/f1.cc', [227]),
StackFrame(2, 'src/dummy', 'a::e(int)',
'f2.cc', 'src/f2.cc', [87])
])
self.assertEqual(dummy_classifier.Classify([], crash_stack), 'class_2')
def testChromeCrashParserParseLineMultipleCallstacks(self):
parser = ChromeCrashParser()
deps = {'src/': Dependency('src/', 'https://repo', '1')}
stacktrace_string = textwrap.dedent(
"""
CRASHED [EXC @ 0x66]
#0 0x7fee in a::b::c(p* &d) src/f0.cc:177
#1 0x4b6e in a::b::d(a* c) src/f1.cc:227
CRASHED [EXC @ 0x508]
#0 0x8fee in e::f::g(p* &d) src/f.cc:20:2
#1 0x1fae in h::i::j(p* &d) src/ff.cc:9:1
"""
)
stacktrace = parser.Parse(stacktrace_string, deps)
expected_callstack0 = CallStack(0, frame_list=[
StackFrame(0, 'src/', 'a::b::c(p* &d)', 'f0.cc', 'src/f0.cc', [177]),
StackFrame(1, 'src/', 'a::b::d(a* c)', 'f1.cc', 'src/f1.cc', [227])])
expected_callstack1 = CallStack(0, frame_list=[
StackFrame(
0, 'src/', 'e::f::g(p* &d)', 'f.cc', 'src/f.cc', [20, 21, 22]),
StackFrame(
1, 'src/', 'h::i::j(p* &d)', 'ff.cc', 'src/ff.cc', [9, 10])])
expected_stacktrace = Stacktrace([expected_callstack0, expected_callstack1],
expected_callstack0)
self._VerifyTwoStacktracesEqual(stacktrace, expected_stacktrace)
def testClassifyCallStack(self):
"""Tests ``ClassifyCallStack`` method."""
callstack = CallStack(
0, [StackFrame(0, 'src', 'func', 'f.cc', 'src/f.cc', [2])])
self.assertEqual(self.classifier.ClassifyCallStack(callstack),
'chromium')
callstack = CallStack(
0,
[StackFrame(0, '', 'android.a', 'comp1.cc', 'src/comp1.cc', [2])])
self.assertEqual(self.classifier.ClassifyCallStack(callstack),
'android_os')
callstack = CallStack(0, [
StackFrame(0, '', 'func', 'comp2.cc',
'googleplex-android/src/comp2.cc', [32])
])
self.assertEqual(self.classifier.ClassifyCallStack(callstack),
'android_os')
callstack = CallStack(
0,
[StackFrame(0, '', 'func', 'comp2.cc', 'unknown/comp2.cc', [32])])
self.assertIsNone(self.classifier.ClassifyCallStack(callstack))
callstack = CallStack(0, [
StackFrame(0, '', 'android.a.b', 'f.java', 'unknown/f.java', [32])
],
language_type=LanguageType.JAVA)
self.assertEqual(self.classifier.ClassifyCallStack(callstack),
'android_os')
def testFilteringIncludesExtraFrameInShiftCase(self):
"""Tests that one extra frame is included in a 'shift' case.
In a 'shift' case (i.e. where execution time at the root has shifted
entirely from one function to another), the subtree and one extra frame
above it should be included.
"""
parser = UMASamplingProfilerParser()
frame1 = {
'difference': 0,
'log_change_factor': 0,
'responsible': False
}
frame2 = {
'difference': 0.1,
'log_change_factor': float('inf'),
'responsible': True
}
frame3 = {
'difference': 0.1,
'log_change_factor': float('-inf'),
'responsible': True
}
subtree_root_depth = 2
subtree_stacks = [
# In this case the root is the first ``frame2`` or ``frame3`` instance.
{
'frames': [frame1, frame1, frame2, frame2]
},
{
'frames': [frame1, frame1, frame3, frame3, frame3]
},
]
deps = {'chrome/': Dependency('chrome/', 'https://repo', '1')}
stacktrace = parser.Parse(subtree_stacks, subtree_root_depth, deps)
filtered_stacks = (
CallStack(
0,
[
ProfilerStackFrame(1, 0.0, 0.0, False), # extra node
ProfilerStackFrame(2, 0.1, float('inf'), True),
ProfilerStackFrame(3, 0.1, float('inf'), True),
]),
CallStack(
0,
[
ProfilerStackFrame(1, 0.0, 0.0, False), # extra node
ProfilerStackFrame(2, 0.1, float('-inf'), True),
ProfilerStackFrame(3, 0.1, float('-inf'), True),
ProfilerStackFrame(4, 0.1, float('-inf'), True),
]),
)
self.assertEqual(stacktrace.stacks, filtered_stacks)
def testStacktraceLen(self):
"""Tests ``len`` for ``Stacktrace`` object."""
frame_list1 = [
StackFrame(0, 'src/', 'func', 'file0.cc', 'src/file0.cc', [32])
]
frame_list2 = [
StackFrame(0, 'src/', 'func2', 'file0.cc', 'src/file0.cc', [32])
]
stack1 = CallStack(0, frame_list1, None, None)
stack2 = CallStack(1, frame_list2, None, None)
stacktrace = Stacktrace((stack1, stack2), stack1)
self.assertEqual(len(stacktrace), 2)
def testStacktraceBool(self):
"""Tests ``bool`` for ``Stacktrace`` object."""
self.assertFalse(bool(Stacktrace([], None)))
frame_list1 = [
StackFrame(0, 'src/', 'func', 'file0.cc', 'src/file0.cc', [32])
]
frame_list2 = [
StackFrame(0, 'src/', 'func2', 'file0.cc', 'src/file0.cc', [32])
]
stack1 = CallStack(0, frame_list1, None, None)
stack2 = CallStack(1, frame_list2, None, None)
self.assertTrue(bool(Stacktrace((stack1, stack2), stack1)))
def testUpdateInvetedIndexHandlerWithStacktraces(self):
"""Tests ``UpdateInvertedIndex`` handler when there are stacktraces."""
crash_analysis = FracasCrashAnalysis.Create('sig1')
crash_analysis.identifiers = {'signature': 'sig1'}
crash_analysis.requested_time = datetime.utcnow() - timedelta(hours=1)
frames = [
StackFrame(0, 'src/', 'fun1', 'f1.cc', 'src/f1.cc', [2, 3],
'http://repo'),
StackFrame(0, 'src/', 'fun2', 'f2.cc', 'xx/src/f2.cc', [8, 10],
'http://repo'),
StackFrame(0, 'src/', 'fun3', 'f3.cc', 'y/src/f3.cc', [20, 30],
'http://repo')
]
callstack = CallStack(0, frames)
crash_analysis.stacktrace = Stacktrace([callstack], callstack)
crash_analysis.put()
response = self.test_app.get('/process/update-inverted-index',
headers={'X-AppEngine-Cron': 'true'})
self.assertEqual(response.status_int, 200)
self.assertEqual(ChromeCrashInvertedIndex.GetRoot().n_of_doc, 1)
self.assertEqual(ChromeCrashInvertedIndex.Get('src/f1.cc').n_of_doc, 1)
self.assertEqual(ChromeCrashInvertedIndex.Get('src/f2.cc').n_of_doc, 1)
self.assertEqual(ChromeCrashInvertedIndex.Get('src/f3.cc').n_of_doc, 1)
def testParseStacktraceReturnsCache(self):
"""Tests that ``stacktrace`` returns cached ``_stacktrace`` value."""
crash_data = ClusterfuzzData(self.GetDummyClusterfuzzData())
stack = CallStack(1)
stacktrace = Stacktrace([stack], stack)
crash_data._stacktrace = stacktrace
self._VerifyTwoStacktracesEqual(crash_data.stacktrace, stacktrace)
def _GetDummyReport(self, deps=None, dep_rolls=None):
crash_stack = CallStack(0, [
StackFrame(0, 'src/', 'func', 'a.cc', 'a.cc', [2], 'https://repo')
])
return CrashReport('rev', 'sig', 'win',
Stacktrace([crash_stack], crash_stack),
('rev0', 'rev9'), deps, dep_rolls)
def testChromeCrashParserParseLineJavaCallstack(self):
parser = ChromeCrashParser()
deps = {'src/': Dependency('src/', 'https://repo', '1')}
stacktrace_string = textwrap.dedent(
"""
(JAVA) CRASHED [EXC @ 0x508]
#0 0x7fee in a.f0.c f0.java:177
#1 0x4b6e in org.chromium.chrome.browser.a.f1.d f1.java:227
#2 0x7ff9 in a.f2.e f2.java:87:1
"""
)
stacktrace = parser.Parse(stacktrace_string, deps)
stack = CallStack(0,
language_type=LanguageType.JAVA,
frame_list=[
StackFrame(0, '', 'a.f0.c', 'a/f0.java', 'a/f0.java', [177]),
StackFrame(
1, 'src/', 'org.chromium.chrome.browser.a.f1.d',
'chrome/android/java/src/org/chromium/chrome/browser/a/f1.java',
'src/chrome/android/java/src/org/chromium/chrome/'
'browser/a/f1.java',
[227]),
StackFrame(2, '', 'a.f2.e', 'a/f2.java', 'a/f2.java', [87, 88])])
expected_stacktrace = Stacktrace([stack], stack)
self._VerifyTwoStacktracesEqual(stacktrace, expected_stacktrace)
def testDependencyRoll(self):
"""Tests parsing ``regression_rolls`` from regression_range."""
dep_roll = DependencyRoll('src/', 'https://repo', 'rev1', 'rev6')
regression_rolls = {
dep_roll.path: dep_roll,
'src/dummy': DependencyRoll('src/dummy', 'https://r', 'rev2', 'rev4'),
'src/add': DependencyRoll('src/add', 'https://rr', None, 'rev5')
}
with mock.patch(
'libs.deps.chrome_dependency_fetcher.ChromeDependencyFetcher'
'.GetDependencyRollsDict') as mock_get_dependency_rolls:
mock_get_dependency_rolls.return_value = regression_rolls
crash_data = ChromeCrashData(
self.GetDummyChromeCrashData(),
ChromeDependencyFetcher(self.GetMockRepoFactory()))
crash_data._regression_range = ('rev1', 'rev6')
chromium_dep = Dependency('src/', 'https://repo', 'rev1')
crash_data._crashed_version_deps = {
chromium_dep.path: chromium_dep,
'src/dummy': Dependency('src/dummy', 'https://r', 'rev2')}
stack = CallStack(0, frame_list=[
StackFrame(0, 'src/', 'func', 'a.cc', 'src/a.cc', [5])])
stacktrace = Stacktrace([stack], stack)
crash_data._stacktrace = stacktrace
self.assertEqual(crash_data.dependency_rolls, {dep_roll.path: dep_roll})
def testClusterfuzzParserParseStacktrace(self):
parser = ClusterfuzzParser()
deps = {'src/': Dependency('src/', 'https://repo', '1')}
stacktrace_string = textwrap.dedent("""
Blabla...
==1==ERROR: AddressSanitizer: stack-overflow on address 0x7ffec59ebec0
#0 0x7f5b944a37bb in a::aa(p* d) src/a.h:225
#1 0x7f5b9449a880 in b::bb(p* d) src/b.h:266:1
#2 0x7f5b9449a880 in c::cc(p* d) src/c.h:281
""")
stacktrace = parser.Parse(stacktrace_string, deps, 'asan_job',
SanitizerType.ADDRESS_SANITIZER)
stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'a::aa(p* d)', 'a.h',
'src/a.h', [225]),
StackFrame(1, 'src/', 'b::bb(p* d)', 'b.h',
'src/b.h', [266, 267]),
StackFrame(2, 'src/', 'c::cc(p* d)', 'c.h',
'src/c.h', [281])
])
expected_stacktrace = Stacktrace([stack], stack)
self._VerifyTwoStacktracesEqual(stacktrace, expected_stacktrace)
def testToJson(self):
"""Tests ``ToJson`` method."""
analysis = MockCrashAnalysis()
analysis.crashed_version = '50.0.1234.0'
analysis.signature = 'sig'
analysis.platform = 'win'
analysis.stack_trace = 'stack trace'
self.assertDictEqual(
analysis.ToJson(), {
'signature': analysis.signature,
'platform': analysis.platform,
'stack_trace': analysis.stack_trace,
'client_id': 'mock_client',
'crash_identifiers': 'crash_identifiers'
})
frame = StackFrame(0, 'src/', 'func', 'a.cc', 'src/a.cc', [3])
callstack = CallStack(0, [frame])
analysis.stack_trace = None
analysis.stacktrace = Stacktrace([callstack], callstack)
self.assertDictEqual(
analysis.ToJson(), {
'signature': analysis.signature,
'platform': analysis.platform,
'stack_trace': analysis.stacktrace.ToString(),
'client_id': 'mock_client',
'crash_identifiers': 'crash_identifiers'
})
def testClassifyJavaCallstack(self):
"""Tests ``ClassifyCallStack`` classify java callstack."""
callstack = CallStack(
0, [StackFrame(0, 'src/', 'org.chromium.ab',
'f.java', 'unknown/f.java', [32])],
language_type=LanguageType.JAVA)
self.assertEqual(
self.classifier.ClassifyCallStack(callstack), 'chromium')
def testParseStacktraceSucceeded(self):
"""Tests parsing ``stacktrace``."""
crash_data = ClusterfuzzData(self.GetDummyClusterfuzzData())
stack = CallStack(0)
stacktrace = Stacktrace([stack], stack)
with mock.patch('analysis.clusterfuzz_parser.ClusterfuzzParser.Parse'
) as mock_parse:
mock_parse.return_value = stacktrace
self._VerifyTwoStacktracesEqual(crash_data.stacktrace, stacktrace)
def testDoNotIndexFramesWithNoneCrashedGroup(self):
"""Tests ``IndexFramesWithCrashedGroup`` function."""
frame = StackFrame(0, 'src/', 'func', '', '', [2], 'h://repo')
stack = CallStack(0, frame_list=[frame])
stack_trace = Stacktrace([stack], stack)
deps = {'src/': Dependency('src/', 'h://repo', 'rev3')}
indexed_frame_infos = crash_util.IndexFramesWithCrashedGroup(
stack_trace, Factory, deps)
self.assertEqual(indexed_frame_infos, {})
def testClassifySuspects(self):
dummy_classifier = DummyClassifier()
suspect = Suspect(self.GetDummyChangeLog(), 'src/')
suspect.file_to_stack_infos = {
'f0.cc': [(StackFrame(0, 'src/', 'a::c(p* &d)', 'f0.cc',
'src/f0.cc', [177]), 0)]
}
self.assertEqual(dummy_classifier.Classify([suspect], CallStack(0)),
'class_3')
def testParseStacktraceSucceeded(self, mock_get_dependency):
"""Tests parsing ``stacktrace``."""
mock_get_dependency.return_value = {}
crash_data = CracasCrashData(
self.GetDummyChromeCrashData(),
ChromeDependencyFetcher(self.GetMockRepoFactory()))
stack = CallStack(0)
stacktrace = Stacktrace([stack], stack)
with mock.patch('analysis.chromecrash_parser.CracasCrashParser.Parse'
) as mock_parse:
mock_parse.return_value = stacktrace
self._VerifyTwoStacktracesEqual(crash_data.stacktrace, stacktrace)
def setUp(self):
super(TouchCrashedDirectoryBaseFeatureTest, self).setUp()
frame1 = StackFrame(0, 'src/', 'func', 'p/f.cc', 'src/p/f.cc', [2, 3],
'h://repo')
stack = CallStack(0, frame_list=[frame1])
stack_trace = Stacktrace([stack], stack)
deps = {'src/': Dependency('src/', 'h://repo', '8')}
dep_rolls = {'src/': DependencyRoll('src/', 'h://repo', '2', '6')}
self._report = CrashReport('8', 'sig', 'linux', stack_trace,
('2', '6'), deps, dep_rolls)
self._feature = TouchCrashedDirectoryFeature()
def testToCallStackForNonEmptyCallStackBuffer(self):
"""Tests ``ToCallStack`` for non empty ``CallStackBuffer`` object."""
frame_list = [
StackFrame(0, 'repo/path', 'func', 'a/c.cc', 'a/c.cc', [3, 4],
'https://repo')
]
stack_buffer = CallStackBuffer(0, frame_list=frame_list)
expected_callstack = CallStack(stack_buffer.priority,
tuple(frame_list),
CallStackFormatType.DEFAULT,
LanguageType.CPP)
self.assertTupleEqual(stack_buffer.ToCallStack(), expected_callstack)
def testFeatureValueIsZeroWhenNoMatchedComponent(self):
"""Test that the feature returns 0 when there no matched component."""
frame = StackFrame(0, 'src/', 'func', 'dir/f.cc', 'src/dir/f.cc',
[2, 3], 'h://repo')
stack = CallStack(0, frame_list=[frame])
stack_trace = Stacktrace([stack], stack)
deps = {'src/': Dependency('src/', 'h://repo', '8')}
dep_rolls = {'src/': DependencyRoll('src/', 'h://repo', '2', '6')}
report = CrashReport('8', 'sig', 'linux', stack_trace, ('2', '6'),
deps, dep_rolls)
suspect = Suspect(_DUMMY_CHANGELOG, 'src/')
feature_value = self.feature(report)(suspect)
self.assertEqual(0.0, feature_value.value)
def testDependencies(self):
"""Tests that ``dependencies`` returns filtered ``_CrashedVersionDeps``."""
crash_data = ChromeCrashData(self.GetDummyChromeCrashData(), None)
chromium_dep = Dependency('src/', 'https://repo', 'rev1')
crash_data._crashed_version_deps = {
chromium_dep.path: chromium_dep,
'src/dummy': Dependency('src/dummy', 'https://r', 'rev2')}
stack = CallStack(0, frame_list=[
StackFrame(0, 'src/', 'func', 'a.cc', 'src/a.cc', [5])])
stacktrace = Stacktrace([stack], stack)
crash_data._stacktrace = stacktrace
self.assertEqual(crash_data.dependencies,
{chromium_dep.path: chromium_dep})
def testFilterFramesBeforeSubtree(self):
"""Tests that the frames before the subtree root are filtered out."""
parser = UMASamplingProfilerParser()
frame1 = {
'difference': 0,
'log_change_factor': 0,
'responsible': False
}
frame2 = {
'difference': 0.1,
'log_change_factor': 0.1,
'responsible': True
}
subtree_root_depth = 2
subtree_stacks = [
# In this case the root is the first ``frame2`` instance.
{
'frames': [frame1, frame1, frame2, frame2]
},
{
'frames': [frame1, frame1, frame2, frame2, frame2]
},
]
deps = {'chrome': Dependency('chrome', 'https://repo', '1')}
stacktrace = parser.Parse(subtree_stacks, subtree_root_depth, deps)
filtered_stacks = (
CallStack(0, [
ProfilerStackFrame(2, 0.1, 0.1, True),
ProfilerStackFrame(3, 0.1, 0.1, True),
]),
CallStack(0, [
ProfilerStackFrame(2, 0.1, 0.1, True),
ProfilerStackFrame(3, 0.1, 0.1, True),
ProfilerStackFrame(4, 0.1, 0.1, True),
]),
)
self.assertEqual(stacktrace.stacks, filtered_stacks)
def testIndexFramesWithCrashedGroupWhenFrameHasNoDepPath(self):
"""Tests a bug with ``IndexFramesWithCrashedGroup``.
This function would crash when passed a frame with a ``None`` dep path.
Instead it should ignore this frame.
"""
frame = ProfilerStackFrame(0, 0.1, 0.5, True, dep_path=None)
stack = CallStack(0, frame_list=[frame])
stack_trace = Stacktrace([stack], stack)
deps = {'src': Dependency('src', 'h://repo', 'rev3')}
indexed_frame_infos = crash_util.IndexFramesWithCrashedGroup(
stack_trace, Factory, deps)
self.assertDictEqual(indexed_frame_infos, {})
def testFeatureValueIsOneWhenThereIsMatchedComponent(self):
"""Test that feature value is 1 when there no matched component."""
# One dummy component in config is ['src/comp1.*', '', 'Comp1>Dummy'].
frame1 = StackFrame(0, 'src/', 'func', 'comp1/f.cc', 'src/comp1/f.cc',
[2, 3], 'h://repo')
stack = CallStack(0, frame_list=[frame1])
stack_trace = Stacktrace([stack], stack)
deps = {'src/': Dependency('src/', 'h://repo', '8')}
dep_rolls = {'src/': DependencyRoll('src/', 'h://repo', '2', '6')}
report = CrashReport('8', 'sig', 'linux', stack_trace, ('2', '6'),
deps, dep_rolls)
suspect = Suspect(_DUMMY_CHANGELOG, 'src/')
feature_value = self.feature(report)(suspect)
self.assertEqual(1.0, feature_value.value)
def testDisplayAnanlysisResultWithParsedStactrace(self):
analysis = self.analysis
frame = StackFrame(0, 'src/', 'func', 'file0.cc', 'src/file0.cc', [32])
stack = CallStack(0, [frame])
stacktrace = Stacktrace([stack], stack)
analysis.stacktrace = stacktrace
analysis.stack_trace = None
expected_result = self._GenerateDisplayData(analysis)
response_json = self.test_app.get('/result-feedback?format=json&'
'key=%s' %
self.analysis.key.urlsafe())
self.assertEqual(200, response_json.status_int)
self.assertEqual(expected_result, response_json.json_body)
def testDependencies(self, mock_get_dependencies, mock_stacktrace):
"""Tests that ``dependencies`` calls GetDependencies."""
crash_data = ChromeCrashData(self.GetDummyChromeCrashData(), None)
crashed_version_deps = {
'src/': Dependency('src/', 'https://repo', 'rev')
}
mock_get_dependencies.return_value = crashed_version_deps
stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'func', 'a.cc', 'src/a.cc',
[5])
])
stacktrace = Stacktrace([stack], stack)
mock_stacktrace.return_value = stacktrace
self.assertEqual(crash_data.dependencies, crashed_version_deps)
mock_get_dependencies.assert_called_with(
[crash_data.stacktrace.crash_stack])
def testDependencyRolls(self, mock_get_dependency_rolls, mock_stacktrace):
"""Tests that ``dependency_rolls`` calls GetDependencyRolls."""
crash_data = ChromeCrashData(self.GetDummyChromeCrashData(), None)
dep_roll = {
'src/': DependencyRoll('src/', 'https://repo', 'rev0', 'rev3')
}
mock_get_dependency_rolls.return_value = dep_roll
stack = CallStack(0,
frame_list=[
StackFrame(0, 'src/', 'func', 'a.cc', 'src/a.cc',
[5])
])
stacktrace = Stacktrace([stack], stack)
mock_stacktrace.return_value = stacktrace
self.assertEqual(crash_data.dependency_rolls, dep_roll)
mock_get_dependency_rolls.assert_called_with(
[crash_data.stacktrace.crash_stack])
def testFeatureValueIsOneWhenThereIsMatchedDirectory(self):
"""Test that feature value is 1 when there is matched directory."""
frame1 = StackFrame(0, 'src/', 'func', 'p/f.cc', 'src/p/f.cc', [2, 3],
'h://repo')
stack = CallStack(0, frame_list=[frame1])
stack_trace = Stacktrace([stack], stack)
deps = {'src/': Dependency('src/', 'h://repo', '8')}
dep_rolls = {'src/': DependencyRoll('src/', 'h://repo', '2', '6')}
report = CrashReport('8', 'sig', 'linux', stack_trace, ('2', '6'),
deps, dep_rolls)
changelog = self.GetDummyChangeLog()._replace(touched_files=[
FileChangeInfo.FromDict({
'change_type': 'add',
'new_path': 'p/a.cc',
'old_path': None,
})
])
suspect = Suspect(changelog, 'src/')
feature_value = self._feature(report)(suspect)
self.assertEqual(1.0, feature_value.value)
