def testNotUpdateBug(self, issue_tracker):
analysis_not_completed = MasterFlakeAnalysis.Create(
'm', 'b', 1, 's', 't')
analysis_not_completed.status = analysis_status.RUNNING
analysis_without_bug = MasterFlakeAnalysis.Create(
'm', 'b', 1, 's', 't')
analysis_without_bug.status = analysis_status.COMPLETED
analysis_config_not_to_update = MasterFlakeAnalysis.Create(
'm', 'b', 1, 's', 't')
analysis_config_not_to_update.status = analysis_status.COMPLETED
analysis_config_not_to_update.bug_id = 123
analysis_config_not_to_update.data_points = [
DataPoint(), DataPoint(), DataPoint()
]
analysis_config_not_to_update.algorithm_parameters = {
'update_monorail_bug': False,
}
analysis_without_enough_data_points = MasterFlakeAnalysis.Create(
'm', 'b', 1, 's', 't')
analysis_without_enough_data_points.status = analysis_status.COMPLETED
analysis_without_enough_data_points.bug_id = 123
analysis_without_enough_data_points.algorithm_parameters = {
'update_monorail_bug': True,
}
analysis_without_enough_data_points.data_points = [DataPoint()]
analyses = [
analysis_not_completed, analysis_without_bug,
analysis_config_not_to_update, analysis_without_enough_data_points
]
for analysis in analyses:
analysis.put()
pipeline = update_flake_bug_pipeline.UpdateFlakeBugPipeline()
self.assertFalse(pipeline.run(analysis.key.urlsafe()))
issue_tracker.assert_not_called()
def testSplitIndexNotExists(self, mocked_steppiness):
data_points = [
DataPoint(build_number=99, pass_rate=0.95),
DataPoint(build_number=100, pass_rate=0.9),
]
self.assertRaises(AssertionError, confidence._Steppiness, data_points,
lambda x: x.build_number, 90)
mocked_steppiness.assert_not_called()
def testShouldUpdateBugForAnalysisFalse(self):
analysis = MasterFlakeAnalysis.Create('m', 'b', 1, 's', 't')
analysis.status = analysis_status.COMPLETED
analysis.bug_id = 123
analysis.data_points = [DataPoint(), DataPoint(), DataPoint()]
analysis.suspected_flake_build_number = 1
analysis.algorithm_parameters = {'update_monorail_bug': False}
self.assertFalse(
update_flake_bug_pipeline._ShouldUpdateBugForAnalysis(analysis))
def testNotEnoughData(self, mocked_steppiness):
data_points = [
DataPoint(build_number=99, pass_rate=0.95),
DataPoint(build_number=100, pass_rate=0.9),
]
steppiness = confidence._Steppiness(data_points,
lambda x: x.build_number, 100)
self.assertEqual(0, steppiness)
mocked_steppiness.assert_not_called()
def testGetDictOfCommitPositionAndRevision(self):
data_point = DataPoint()
data_point.blame_list = ['r1', 'r2', 'r3']
data_point.commit_position = 100
expected_CLs = {100: 'r3', 99: 'r2', 98: 'r1'}
self.assertEqual(expected_CLs,
data_point.GetDictOfCommitPositionAndRevision())
def testPaddingDataPoints(self, mocked_steppiness):
data_points = [
DataPoint(build_number=99, pass_rate=-1),
DataPoint(build_number=100, pass_rate=0.5),
]
mocked_steppiness.side_effect = [1]
steppiness = confidence._Steppiness(data_points,
lambda x: x.build_number, 100)
self.assertEqual(1, steppiness)
mocked_steppiness.assert_called_once_with([1, 1, 1, 1, 0.5], 4)
def testGetDataPointOfSuspectedBuild(self):
expected_build_number = 123
data_point = DataPoint()
data_point.build_number = expected_build_number
analysis = MasterFlakeAnalysis.Create('m', 'b', 125, 's', 't')
analysis.suspected_flake_build_number = expected_build_number
analysis.data_points.append(data_point)
suspected_data_point = analysis.GetDataPointOfSuspectedBuild()
self.assertEqual(expected_build_number,
suspected_data_point.build_number)
def testGetDataPointOfSuspectedBuildNoDataPoint(self):
# This scenario should not happen.
expected_build_number = 123
unexpected_build_number = 124
data_point = DataPoint()
data_point.build_number = expected_build_number
analysis = MasterFlakeAnalysis.Create('m', 'b', 125, 's', 't')
analysis.suspected_flake_build_number = unexpected_build_number
analysis.data_points.append(data_point)
self.assertIsNone(analysis.GetDataPointOfSuspectedBuild())
def testCommitPosition(self, mocked_steppiness):
data_points = [
DataPoint(commit_position=90, pass_rate=1),
DataPoint(commit_position=94, pass_rate=1),
DataPoint(commit_position=97, pass_rate=1),
DataPoint(commit_position=99, pass_rate=1),
DataPoint(commit_position=100, pass_rate=1),
]
mocked_steppiness.side_effect = [0]
steppiness = confidence.SteppinessForCommitPosition(data_points, 99)
self.assertEqual(0, steppiness)
mocked_steppiness.assert_called_once_with([1, 1, 1, 1, 1], 3)
def testShouldUpdateBugForAnalysis(self):
analysis = MasterFlakeAnalysis.Create('m', 'b', 1, 's', 't')
analysis.status = analysis_status.COMPLETED
analysis.bug_id = 123
analysis.data_points = [DataPoint(), DataPoint(), DataPoint()]
analysis.suspected_flake_build_number = 1
analysis.algorithm_parameters = {
'update_monorail_bug': True,
'minimum_confidence_score_to_run_tryjobs': 0.6
}
analysis.confidence_in_suspected_build = 0.7
self.assertTrue(
update_flake_bug_pipeline._ShouldUpdateBugForAnalysis(analysis))
def testGetSuspectedFlakeInfo(self):
analysis = MasterFlakeAnalysis.Create('m', 'b', 123, 's', 't')
analysis.suspected_flake_build_number = 123
data_point = DataPoint()
data_point.build_number = 123
data_point.pass_rate = 0.9
data_point.commit_position = 2
data_point.git_hash = 'git_hash_2'
data_point.previous_build_commit_position = 1
data_point.previous_build_git_hash = 'git_hash_1'
analysis.data_points.append(data_point)
analysis.confidence_in_suspected_build = 0
analysis.Save()
expected_result = {
'confidence': 0,
'build_number': analysis.suspected_flake_build_number,
'commit_position': 2,
'git_hash': 'git_hash_2',
'lower_bound_commit_position': 1,
'lower_bound_git_hash': 'git_hash_1',
'triage_result': 0
}
self.assertEqual(expected_result,
check_flake._GetSuspectedFlakeInfo(analysis))
def testNoUpdateIfBugDeleted(self, issue_tracker):
analysis = MasterFlakeAnalysis.Create('m', 'b', 1, 's', 't')
analysis.status = analysis_status.COMPLETED
analysis.suspected_flake_build_number = 1
analysis.confidence_in_suspected_build = 0.7
analysis.bug_id = 123
analysis.algorithm_parameters = {'update_monorail_bug': True}
analysis.data_points = [DataPoint(), DataPoint(), DataPoint()]
analysis.put()
mocked_instance = mock.Mock()
mocked_instance.getIssue.return_value = None
issue_tracker.return_value = mocked_instance
pipeline = update_flake_bug_pipeline.UpdateFlakeBugPipeline()
self.assertFalse(pipeline.run(analysis.key.urlsafe()))
issue_tracker.assert_has_calls(
[mock.call('chromium'),
mock.call().getIssue(123)])
def testGetCommitPosition(self):
data_point = DataPoint()
data_point.blame_list = ['r1', 'r2', 'r3']
data_point.commit_position = 100
data_point.previous_build_commit_position = 97
self.assertEqual(98, data_point.GetCommitPosition('r1'))
self.assertEqual(99, data_point.GetCommitPosition('r2'))
self.assertEqual(100, data_point.GetCommitPosition('r3'))
def testGetRevisionAtCommitPosition(self):
data_point = DataPoint()
data_point.blame_list = ['r1', 'r2', 'r3']
data_point.commit_position = 100
self.assertEqual('r1', data_point.GetRevisionAtCommitPosition(98))
self.assertEqual('r2', data_point.GetRevisionAtCommitPosition(99))
self.assertEqual('r3', data_point.GetRevisionAtCommitPosition(100))
def testGetNumbersOfDataPointGroups(self):
data_point1 = DataPoint()
data_point1.try_job_url = 'try_job_url'
data_point2 = DataPoint()
data_point2.build_number = 1
data_points = [data_point1, data_point2]
self.assertEqual((1, 1),
check_flake._GetNumbersOfDataPointGroups(data_points))
def testBuildNumber(self, mocked_steppiness):
data_points = [
DataPoint(build_number=90, pass_rate=1),
DataPoint(build_number=94, pass_rate=1),
DataPoint(build_number=94, pass_rate=0.5, try_job_url='http://'),
DataPoint(build_number=97, pass_rate=1),
DataPoint(build_number=99, pass_rate=1),
DataPoint(build_number=100, pass_rate=1),
]
mocked_steppiness.side_effect = [0]
steppiness = confidence.SteppinessForBuild(data_points, 99)
self.assertEqual(0, steppiness)
mocked_steppiness.assert_called_once_with([1, 1, 1, 1, 1], 3)
def testReset(self):
analysis = MasterFlakeAnalysis.Create('m', 'b', 123, 's', 't')
analysis.swarming_rerun_results = [{}]
analysis.status = analysis_status.RUNNING
analysis.correct_regression_range = True
analysis.correct_culprit = False
analysis.correct_culprit = None
analysis.data_points = [DataPoint()]
analysis.suspected_flake_build_number = 123
analysis.culprit = FlakeCulprit.Create('r', 'a1b2c3d4', 12345, 'url')
analysis.try_job_status = analysis_status.COMPLETED
analysis.Reset()
self.assertEqual([], analysis.swarming_rerun_results)
self.assertEqual(analysis_status.PENDING, analysis.status)
self.assertIsNone(analysis.correct_regression_range)
self.assertIsNone(analysis.correct_culprit)
self.assertIsNone(analysis.suspected_flake_build_number)
self.assertEqual([], analysis.data_points)
self.assertIsNone(analysis.culprit)
self.assertIsNone(analysis.try_job_status)
def run(self, revision, commit_position, try_job_result, urlsafe_try_job_key,
urlsafe_flake_analysis_key):
"""Extracts pass rate information and updates flake analysis.
Args:
revision (str): The git hash the try job was run against.
commit_position (int): The commit position corresponding to |revision|.
try_job_result (dict): The result dict reported by buildbucket.
Example:
{
'metadata': {},
'result': {
'cafed52c5f3313646b8e04e05601b5cb98f305b3': {
'browser_tests': {
'status': 'failed',
'failures': ['TabCaptureApiTest.FullscreenEvents'],
'valid': True,
'pass_fail_counts': {
'TabCaptureApiTest.FullscreenEvents': {
'pass_count': 28,
'fail_count': 72
}
},
'step_metadata': {
'task_ids': [],
...
}
}
}
}
}
urlsafe_try_job_key (str): The urlsafe key to the corresponding try job
entity.
urlsafe_flake_analysis_key (str): The urlsafe key for the master flake
analysis entity to be updated.
"""
flake_analysis = ndb.Key(urlsafe=urlsafe_flake_analysis_key).get()
try_job = ndb.Key(urlsafe=urlsafe_try_job_key).get()
assert flake_analysis
assert try_job
try_job.status = analysis_status.COMPLETED
try_job.put()
step_name = flake_analysis.canonical_step_name
test_name = flake_analysis.test_name
result = try_job_result['report']['result']
pass_fail_counts = result[revision][step_name].get('pass_fail_counts', {})
if pass_fail_counts:
test_results = pass_fail_counts[test_name]
pass_count = test_results['pass_count']
fail_count = test_results['fail_count']
tries = pass_count + fail_count
pass_rate = float(pass_count) / tries
else: # Test does not exist.
pass_rate = -1
data_point = DataPoint()
data_point.commit_position = commit_position
data_point.git_hash = revision
data_point.pass_rate = pass_rate
data_point.try_job_url = try_job.flake_results[-1].get('url')
data_point.task_id = _GetSwarmingTaskIdForTryJob(
try_job.flake_results[-1].get('report'), revision, step_name, test_name)
flake_analysis.data_points.append(data_point)
flake_analysis.put()
def _UpdateMasterFlakeAnalysis(self,
master_name,
builder_name,
build_number,
step_name,
master_build_number,
test_name,
version_number,
pass_rate,
flake_swarming_task,
has_valid_artifact=True):
"""Update MasterFlakeAnalysis to include result of the swarming task."""
master_flake_analysis = MasterFlakeAnalysis.GetVersion(
master_name,
builder_name,
master_build_number,
step_name,
test_name,
version=version_number)
logging.info(
'Updating MasterFlakeAnalysis swarming task data %s/%s/%s/%s/%s',
master_name, builder_name, master_build_number, step_name,
test_name)
data_point = DataPoint()
data_point.build_number = build_number
data_point.pass_rate = pass_rate
data_point.task_id = flake_swarming_task.task_id
data_point.has_valid_artifact = has_valid_artifact
# Include git information about each build that was run.
build_info = build_util.GetBuildInfo(master_name, builder_name,
build_number)
data_point.commit_position = build_info.commit_position
data_point.git_hash = build_info.chromium_revision
if build_number > 0:
previous_build = build_util.GetBuildInfo(master_name, builder_name,
build_number - 1)
data_point.previous_build_commit_position = previous_build.commit_position
data_point.previous_build_git_hash = previous_build.chromium_revision
data_point.blame_list = _GetCommitsBetweenRevisions(
previous_build.chromium_revision, build_info.chromium_revision)
else:
data_point.blame_list = build_info.blame_list
master_flake_analysis.data_points.append(data_point)
results = flake_swarming_task.GetFlakeSwarmingTaskData()
# TODO(lijeffrey): Determine whether or not this flake swarming task
# was a cache hit (already ran results for more iterations than were
# requested) and update results['cache_hit'] accordingly.
master_flake_analysis.swarming_rerun_results.append(results)
master_flake_analysis.put()
def _GenerateDataPoint(pass_rate=None,
build_number=None,
task_id=None,
try_job_url=None,
commit_position=None,
git_hash=None,
previous_build_commit_position=None,
previous_build_git_hash=None,
blame_list=None):
data_point = DataPoint()
data_point.pass_rate = pass_rate
data_point.build_number = build_number
data_point.task_id = task_id
data_point.try_job_url = try_job_url
data_point.commit_position = commit_position
data_point.git_hash = git_hash
data_point.previous_build_commit_position = previous_build_commit_position
data_point.previous_build_git_hash = previous_build_git_hash
data_point.blame_list = blame_list if blame_list else []
return data_point
def testRequestExistingAnalysis(self, *_):
master_name = 'm'
builder_name = 'b'
build_number = 123
step_name = 's'
test_name = 't'
success_rate = 0.9
previous_analysis = MasterFlakeAnalysis.Create(
master_name, builder_name, build_number - 1, step_name, test_name)
data_point = DataPoint()
data_point.build_number = build_number - 1
data_point.pass_rate = success_rate
previous_analysis.data_points.append(data_point)
previous_analysis.status = analysis_status.COMPLETED
previous_analysis.suspected_flake_build_number = 100
previous_analysis.request_time = datetime.datetime(2016, 10, 01, 12, 10, 00)
previous_analysis.start_time = datetime.datetime(2016, 10, 01, 12, 10, 05)
previous_analysis.end_time = datetime.datetime(2016, 10, 01, 13, 10, 00)
previous_analysis.algorithm_parameters = {'iterations_to_rerun': 100}
previous_analysis.Save()
previous_request = FlakeAnalysisRequest.Create(test_name, False, None)
build_step = BuildStep.Create(
master_name, builder_name, build_number, step_name, None)
build_step.wf_master_name = build_step.master_name
build_step.wf_builder_name = build_step.builder_name
build_step.wf_build_number = build_step.build_number
build_step.wf_step_name = build_step.step_name
previous_request.build_steps.append(build_step)
previous_request.analyses.append(previous_analysis.key)
previous_request.Save()
self.mock_current_user(user_email='*****@*****.**')
response = self.test_app.get('/waterfall/flake', params={
'url': buildbot.CreateBuildUrl(master_name, builder_name, build_number),
'step_name': step_name,
'test_name': test_name,
'format': 'json'})
expected_check_flake_result = {
'key': previous_analysis.key.urlsafe(),
'pass_rates': [[12345, 0.9, '1', 100, 'git_hash_2', 12344,
'git_hash_1']],
'analysis_status': STATUS_TO_DESCRIPTION.get(previous_analysis.status),
'master_name': master_name,
'builder_name': builder_name,
'build_number': build_number - 1,
'step_name': step_name,
'test_name': test_name,
'request_time': '2016-10-01 12:10:00 UTC',
'build_level_number': 1,
'revision_level_number': 0,
'error': None,
'iterations_to_rerun': 100,
'pending_time': '00:00:05',
'duration': '00:59:55',
'suspected_flake': {
'build_number': 100,
'commit_position': 12345,
'git_hash': 'a_git_hash',
'triage_result': 0
},
'version_number': 1,
'show_input_ui': False,
'culprit': {},
'try_job_status': None,
'last_attempted_swarming_task': {
'task_id': None,
'build_number': None
},
'last_attempted_try_job': {},
'user_email': '*****@*****.**'
}
self.assertEqual(200, response.status_int)
self.assertEqual(expected_check_flake_result, response.json_body)
def testGetCoordinatesData(self):
master_name = 'm'
builder_name = 'b'
build_number = 123
step_name = 's'
test_name = 't'
success_rate = .9
try_job_url = 'try_job_url'
analysis = MasterFlakeAnalysis.Create(
master_name, builder_name, build_number, step_name, test_name)
data_point_1 = DataPoint()
data_point_1.build_number = build_number
data_point_1.pass_rate = success_rate
data_point_1.commit_position = 5
data_point_1.git_hash = 'git_hash_5'
data_point_1.previous_build_commit_position = 4
data_point_1.previous_build_git_hash = 'git_hash_4'
data_point_1.try_job_url = try_job_url
analysis.data_points.append(data_point_1)
data_point_2 = DataPoint()
data_point_2.build_number = build_number - 3
data_point_2.pass_rate = success_rate
data_point_2.commit_position = 2
data_point_2.git_hash = 'git_hash_2'
data_point_2.previous_build_commit_position = 1
data_point_2.previous_build_git_hash = 'git_hash_1'
data_point_2.try_job_url = try_job_url
analysis.data_points.append(data_point_2)
analysis.Save()
expected_result = [
{
'commit_position': 2,
'pass_rate': success_rate,
'task_id': None,
'build_number': build_number - 3,
'git_hash': 'git_hash_2',
'try_job_url': try_job_url
},
{
'commit_position': 5,
'pass_rate': success_rate,
'task_id': None,
'build_number': build_number,
'git_hash': 'git_hash_5',
'lower_bound_commit_position': 2,
'lower_bound_git_hash': 'git_hash_2',
'try_job_url': try_job_url
}
]
self.assertEqual(expected_result, check_flake._GetCoordinatesData(analysis))
def testAnyoneCanViewScheduledAnalysis(self, *_):
master_name = 'm'
builder_name = 'b'
build_number = '123'
step_name = 's'
test_name = 't'
success_rate = .9
analysis = MasterFlakeAnalysis.Create(
master_name, builder_name, build_number, step_name, test_name)
data_point = DataPoint()
data_point.build_number = int(build_number)
data_point.pass_rate = success_rate
data_point.task_id = '1'
analysis.data_points.append(data_point)
analysis.status = analysis_status.COMPLETED
analysis.suspected_flake_build_number = 100
analysis.request_time = datetime.datetime(2016, 10, 01, 12, 10, 00)
analysis.start_time = datetime.datetime(2016, 10, 01, 12, 10, 05)
analysis.end_time = datetime.datetime(2016, 10, 01, 13, 10, 00)
analysis.algorithm_parameters = {'iterations_to_rerun': 100}
analysis.Save()
self.mock_current_user(user_email='*****@*****.**')
response = self.test_app.get('/waterfall/flake', params={
'key': analysis.key.urlsafe(),
'format': 'json'})
expected_check_flake_result = {
'key': analysis.key.urlsafe(),
'pass_rates': [[12345, 0.9, '1', 100, 'git_hash_2', 12344,
'git_hash_1']],
'analysis_status': STATUS_TO_DESCRIPTION.get(analysis.status),
'master_name': master_name,
'builder_name': builder_name,
'build_number': int(build_number),
'step_name': step_name,
'test_name': test_name,
'request_time': '2016-10-01 12:10:00 UTC',
'build_level_number': 1,
'revision_level_number': 0,
'error': None,
'iterations_to_rerun': 100,
'pending_time': '00:00:05',
'duration': '00:59:55',
'suspected_flake': {
'build_number': 100,
'commit_position': 12345,
'git_hash': 'git_hash_1',
'triage_result': 0
},
'version_number': 1,
'show_input_ui': False,
'culprit': {},
'try_job_status': None,
'last_attempted_swarming_task': {
'task_id': None,
'build_number': None
},
'last_attempted_try_job': {},
'user_email': '*****@*****.**'
}
self.assertEquals(200, response.status_int)
self.assertEqual(expected_check_flake_result, response.json_body)
