def testGenerateResultsDict_multipleResults(self):
result1 = base_test_result.BaseTestResult(
'test.package.TestName1', base_test_result.ResultType.PASS)
result2 = base_test_result.BaseTestResult(
'test.package.TestName2', base_test_result.ResultType.PASS)
all_results = base_test_result.TestRunResults()
all_results.AddResult(result1)
all_results.AddResult(result2)
results_dict = json_results.GenerateResultsDict([all_results])
self.assertEquals(['test.package.TestName1', 'test.package.TestName2'],
results_dict['all_tests'])
self.assertTrue('per_iteration_data' in results_dict)
iterations = results_dict['per_iteration_data']
self.assertEquals(1, len(iterations))
expected_tests = set([
'test.package.TestName1',
'test.package.TestName2',
])
for test_name, iteration_result in six.iteritems(iterations[0]):
self.assertTrue(test_name in expected_tests)
expected_tests.remove(test_name)
self.assertEquals(1, len(iteration_result))
test_iteration_result = iteration_result[0]
self.assertTrue('status' in test_iteration_result)
self.assertEquals('SUCCESS', test_iteration_result['status'])
def testGenerateResultsDict_globalTags(self):
raw_results = []
global_tags = ['UNRELIABLE_RESULTS']
results_dict = json_results.GenerateResultsDict(
[raw_results], global_tags=global_tags)
self.assertEquals(['UNRELIABLE_RESULTS'], results_dict['global_tags'])
def post_run(self, return_code):
# If we don't need to parse the host-side Tast tool's results, fall back to
# the parent method's default behavior.
if self._llvm_profile_var:
return super(TastTest, self).post_run(return_code)
tast_results_path = os.path.join(self._logs_dir,
'streamed_results.jsonl')
if not os.path.exists(tast_results_path):
logging.error(
'Tast results not found at %s. Falling back to generic result '
'reporting.', tast_results_path)
return super(TastTest, self).post_run(return_code)
# See the link below for the format of the results:
# https://godoc.org/chromium.googlesource.com/chromiumos/platform/tast.git/src/chromiumos/cmd/tast/run#TestResult
with jsonlines.open(tast_results_path) as reader:
tast_results = collections.deque(reader)
suite_results = base_test_result.TestRunResults()
for test in tast_results:
errors = test['errors']
start, end = test['start'], test['end']
# Use dateutil to parse the timestamps since datetime can't handle
# nanosecond precision.
duration = dateutil.parser.parse(end) - dateutil.parser.parse(
start)
duration_ms = duration.total_seconds() * 1000
if bool(test['skipReason']):
result = base_test_result.ResultType.SKIP
elif errors:
result = base_test_result.ResultType.FAIL
else:
result = base_test_result.ResultType.PASS
error_log = ''
if errors:
# See the link below for the format of these errors:
# https://godoc.org/chromium.googlesource.com/chromiumos/platform/tast.git/src/chromiumos/tast/testing#Error
for err in errors:
error_log += str(err['stack']) + '\n'
base_result = base_test_result.BaseTestResult(test['name'],
result,
duration=duration_ms,
log=error_log)
suite_results.AddResult(base_result)
if self._test_launcher_summary_output:
with open(self._test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([suite_results]), f)
if not suite_results.DidRunPass():
return 1
elif return_code:
logging.warning(
'No failed tests found, but exit code of %d was returned from '
'cros_run_test.', return_code)
return return_code
return 0
def post_run(self, return_code):
# Create a simple json results file for a test run. The results will contain
# only one test (suite_name), and will either be a PASS or FAIL depending on
# return_code.
if self._test_launcher_summary_output:
result = (base_test_result.ResultType.FAIL if return_code else
base_test_result.ResultType.PASS)
suite_result = base_test_result.BaseTestResult(self.suite_name, result)
run_results = base_test_result.TestRunResults()
run_results.AddResult(suite_result)
with open(self._test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([run_results]), f)
def post_run(self, return_code):
# Create a simple json results file for the sanity test if needed. The
# results will contain only one test (SANITY_TEST_TARGET), and will
# either be a PASS or FAIL depending on the return code of cros_run_vm_test.
if self._test_launcher_summary_output:
result = (base_test_result.ResultType.FAIL if return_code else
base_test_result.ResultType.PASS)
sanity_test_result = base_test_result.BaseTestResult(
SANITY_TEST_TARGET, result)
run_results = base_test_result.TestRunResults()
run_results.AddResult(sanity_test_result)
with open(self._test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([run_results]), f)
def testGenerateResultsDict_failedResult(self):
result = base_test_result.BaseTestResult(
'test.package.TestName', base_test_result.ResultType.FAIL)
all_results = base_test_result.TestRunResults()
all_results.AddResult(result)
results_dict = json_results.GenerateResultsDict([all_results])
self.assertEquals(['test.package.TestName'], results_dict['all_tests'])
self.assertEquals(1, len(results_dict['per_iteration_data']))
iteration_result = results_dict['per_iteration_data'][0]
self.assertTrue('test.package.TestName' in iteration_result)
self.assertEquals(1, len(iteration_result['test.package.TestName']))
test_iteration_result = iteration_result['test.package.TestName'][0]
self.assertTrue('status' in test_iteration_result)
self.assertEquals('FAILURE', test_iteration_result['status'])
def testGenerateResultsDict_duration(self):
result = base_test_result.BaseTestResult(
'test.package.TestName',
base_test_result.ResultType.PASS,
duration=123)
all_results = base_test_result.TestRunResults()
all_results.AddResult(result)
results_dict = json_results.GenerateResultsDict([all_results])
self.assertEquals(['test.package.TestName'], results_dict['all_tests'])
self.assertEquals(1, len(results_dict['per_iteration_data']))
iteration_result = results_dict['per_iteration_data'][0]
self.assertTrue('test.package.TestName' in iteration_result)
self.assertEquals(1, len(iteration_result['test.package.TestName']))
test_iteration_result = iteration_result['test.package.TestName'][0]
self.assertTrue('elapsed_time_ms' in test_iteration_result)
self.assertEquals(123, test_iteration_result['elapsed_time_ms'])
def testGenerateResultsDict_passOnRetry(self):
raw_results = []
result1 = base_test_result.BaseTestResult(
'test.package.TestName1', base_test_result.ResultType.FAIL)
run_results1 = base_test_result.TestRunResults()
run_results1.AddResult(result1)
raw_results.append(run_results1)
result2 = base_test_result.BaseTestResult(
'test.package.TestName1', base_test_result.ResultType.PASS)
run_results2 = base_test_result.TestRunResults()
run_results2.AddResult(result2)
raw_results.append(run_results2)
results_dict = json_results.GenerateResultsDict([raw_results])
self.assertEquals(['test.package.TestName1'],
results_dict['all_tests'])
# Check that there's only one iteration.
self.assertIn('per_iteration_data', results_dict)
iterations = results_dict['per_iteration_data']
self.assertEquals(1, len(iterations))
# Check that test.package.TestName1 is the only test in the iteration.
self.assertEquals(1, len(iterations[0]))
self.assertIn('test.package.TestName1', iterations[0])
# Check that there are two results for test.package.TestName1.
actual_test_results = iterations[0]['test.package.TestName1']
self.assertEquals(2, len(actual_test_results))
# Check that the first result is a failure.
self.assertIn('status', actual_test_results[0])
self.assertEquals('FAILURE', actual_test_results[0]['status'])
# Check that the second result is a success.
self.assertIn('status', actual_test_results[1])
self.assertEquals('SUCCESS', actual_test_results[1]['status'])
def testGenerateResultsDict_loslessSnippet(self):
result = base_test_result.BaseTestResult(
'test.package.TestName', base_test_result.ResultType.FAIL)
log = 'blah-blah'
result.SetLog(log)
all_results = base_test_result.TestRunResults()
all_results.AddResult(result)
results_dict = json_results.GenerateResultsDict([all_results])
self.assertEquals(['test.package.TestName'], results_dict['all_tests'])
self.assertEquals(1, len(results_dict['per_iteration_data']))
iteration_result = results_dict['per_iteration_data'][0]
self.assertTrue('test.package.TestName' in iteration_result)
self.assertEquals(1, len(iteration_result['test.package.TestName']))
test_iteration_result = iteration_result['test.package.TestName'][0]
self.assertTrue('losless_snippet' in test_iteration_result)
self.assertTrue(test_iteration_result['losless_snippet'])
self.assertTrue('output_snippet' in test_iteration_result)
self.assertEquals(log, test_iteration_result['output_snippet'])
self.assertTrue('output_snippet_base64' in test_iteration_result)
self.assertEquals('', test_iteration_result['output_snippet_base64'])
def vm_test(args):
is_sanity_test = args.test_exe == 'cros_vm_sanity_test'
# To keep things easy for us, ensure both types of output locations are
# the same.
if args.test_launcher_summary_output and args.vm_logs_dir:
json_output_dir = os.path.dirname(
args.test_launcher_summary_output) or '.'
if os.path.abspath(json_output_dir) != os.path.abspath(
args.vm_logs_dir):
logging.error(
'--test-launcher-summary-output and --vm-logs-dir must point to '
'the same directory.')
return 1
cros_run_vm_test_cmd = [
CROS_RUN_VM_TEST_PATH,
'--start',
'--board',
args.board,
'--cache-dir',
args.cros_cache,
]
# cros_run_vm_test has trouble with relative paths that go up directories, so
# cd to src/, which should be the root of all data deps.
os.chdir(CHROMIUM_SRC_PATH)
runtime_files = read_runtime_files(args.runtime_deps_path,
args.path_to_outdir)
if args.vpython_dir:
# --vpython-dir is relative to the out dir, but --files expects paths
# relative to src dir, so fix the path up a bit.
runtime_files.append(
os.path.relpath(
os.path.abspath(
os.path.join(args.path_to_outdir, args.vpython_dir)),
CHROMIUM_SRC_PATH))
runtime_files.append('.vpython')
# If we're pushing files, we need to set the cwd.
if runtime_files:
cros_run_vm_test_cmd.extend(
['--cwd',
os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH)])
for f in runtime_files:
cros_run_vm_test_cmd.extend(['--files', f])
if args.vm_logs_dir:
cros_run_vm_test_cmd += [
'--results-src',
'/var/log/',
'--results-dest-dir',
args.vm_logs_dir,
]
if args.test_launcher_summary_output and not is_sanity_test:
result_dir, result_file = os.path.split(
args.test_launcher_summary_output)
# If args.test_launcher_summary_output is a file in cwd, result_dir will be
# an empty string, so replace it with '.' when this is the case so
# cros_run_vm_test can correctly handle it.
if not result_dir:
result_dir = '.'
vm_result_file = '/tmp/%s' % result_file
cros_run_vm_test_cmd += [
'--results-src',
vm_result_file,
'--results-dest-dir',
result_dir,
]
if is_sanity_test:
# run_cros_vm_test's default behavior when no cmd is specified is the sanity
# test that's baked into the VM image. This test smoke-checks the system
# browser, so deploy our locally-built chrome to the VM before testing.
cros_run_vm_test_cmd += [
'--deploy',
'--build-dir',
os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH),
]
else:
pre_test_cmds = [
# /home is mounted with "noexec" in the VM, but some of our tools
# and tests use the home dir as a workspace (eg: vpython downloads
# python binaries to ~/.vpython-root). /tmp doesn't have this
# restriction, so change the location of the home dir for the
# duration of the test.
'export HOME=/tmp',
'\;',
]
if args.vpython_dir:
vpython_spec_path = os.path.relpath(
os.path.join(CHROMIUM_SRC_PATH, '.vpython'),
args.path_to_outdir)
pre_test_cmds += [
# Backslash is needed to prevent $PATH from getting prematurely
# executed on the host.
'export PATH=\$PATH:\$PWD/%s' % args.vpython_dir,
'\;',
# Initialize the vpython cache. This can take 10-20s, and some tests
# can't afford to wait that long on the first invocation.
'vpython',
'-vpython-spec',
vpython_spec_path,
'-vpython-tool',
'install',
'\;',
]
cros_run_vm_test_cmd += [
'--cmd',
'--',
# Wrap the cmd to run in the VM around quotes (") so that the
# interpreter on the host doesn't stop at any ";" or "&&" tokens in the
# cmd.
'"',
] + pre_test_cmds + [
'./' + args.test_exe,
'--test-launcher-shard-index=%d' % args.test_launcher_shard_index,
'--test-launcher-total-shards=%d' %
args.test_launcher_total_shards,
'"',
]
if args.test_launcher_summary_output and not is_sanity_test:
cros_run_vm_test_cmd += [
'--test-launcher-summary-output=%s' % vm_result_file,
]
logging.info('Running the following command:')
logging.info(' '.join(cros_run_vm_test_cmd))
# deploy_chrome needs a set of GN args used to build chrome to determine if
# certain libraries need to be pushed to the VM. It looks for the args via an
# env var. To trigger the default deploying behavior, give it a dummy set of
# args.
# TODO(crbug.com/823996): Make the GN-dependent deps controllable via cmd-line
# args.
env_copy = os.environ.copy()
if not env_copy.get('GN_ARGS'):
env_copy['GN_ARGS'] = 'is_chromeos = true'
env_copy['PATH'] = env_copy['PATH'] + ':' + os.path.join(
CHROMITE_PATH, 'bin')
rc = subprocess.call(cros_run_vm_test_cmd,
stdout=sys.stdout,
stderr=sys.stderr,
env=env_copy)
# Create a simple json results file for the sanity test if needed. The results
# will contain only one test ('cros_vm_sanity_test'), and will either be a
# PASS or FAIL depending on the return code of cros_run_vm_test above.
if args.test_launcher_summary_output and is_sanity_test:
result = (base_test_result.ResultType.FAIL
if rc else base_test_result.ResultType.PASS)
sanity_test_result = base_test_result.BaseTestResult(
'cros_vm_sanity_test', result)
run_results = base_test_result.TestRunResults()
run_results.AddResult(sanity_test_result)
with open(args.test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([run_results]), f)
return rc
def post_run(self, return_code):
# If we don't need to parse the host-side Tast tool's results, fall back to
# the parent method's default behavior.
if self._llvm_profile_var:
return super(TastTest, self).post_run(return_code)
tast_results_path = os.path.join(self._logs_dir,
'streamed_results.jsonl')
if not os.path.exists(tast_results_path):
logging.error(
'Tast results not found at %s. Falling back to generic result '
'reporting.', tast_results_path)
return super(TastTest, self).post_run(return_code)
# See the link below for the format of the results:
# https://godoc.org/chromium.googlesource.com/chromiumos/platform/tast.git/src/chromiumos/cmd/tast/run#TestResult
with jsonlines.open(tast_results_path) as reader:
tast_results = collections.deque(reader)
suite_results = base_test_result.TestRunResults()
for test in tast_results:
errors = test['errors']
start, end = test['start'], test['end']
# Use dateutil to parse the timestamps since datetime can't handle
# nanosecond precision.
duration = dateutil.parser.parse(end) - dateutil.parser.parse(
start)
duration_ms = duration.total_seconds() * 1000
if bool(test['skipReason']):
result = base_test_result.ResultType.SKIP
elif errors:
result = base_test_result.ResultType.FAIL
else:
result = base_test_result.ResultType.PASS
error_log = ''
if errors:
# See the link below for the format of these errors:
# https://godoc.org/chromium.googlesource.com/chromiumos/platform/tast.git/src/chromiumos/tast/testing#Error
for err in errors:
error_log += err['stack'].encode('utf-8') + '\n'
error_log += (
"\nIf you're unsure why this test failed, consult the steps "
'outlined in\n%s\n' % TAST_DEBUG_DOC)
base_result = base_test_result.BaseTestResult(test['name'],
result,
duration=duration_ms,
log=error_log)
suite_results.AddResult(base_result)
self._maybe_handle_perf_results(test['name'])
if self._rdb_client:
# Walk the contents of the test's "outDir" and atttach any file found
# inside as an RDB 'artifact'. (This could include system logs, screen
# shots, etc.)
artifacts = self.get_artifacts(test['outDir'])
self._rdb_client.Post(test['name'], result, duration_ms,
error_log, artifacts)
if self._rdb_client and self._logs_dir:
# Attach artifacts from the device that don't apply to a single test.
artifacts = self.get_artifacts(
os.path.join(self._logs_dir, 'system_logs'))
artifacts.update(
self.get_artifacts(os.path.join(self._logs_dir, 'crashes')))
self._rdb_client.ReportInvocationLevelArtifacts(artifacts)
if self._test_launcher_summary_output:
with open(self._test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([suite_results]), f)
if not suite_results.DidRunPass():
return 1
elif return_code:
logging.warning(
'No failed tests found, but exit code of %d was returned from '
'cros_run_test.', return_code)
return return_code
return 0
def vm_test(args):
is_sanity_test = args.test_exe == 'cros_vm_sanity_test'
cros_run_vm_test_cmd = [
CROS_RUN_VM_TEST_PATH,
'--start',
'--board', args.board,
'--cache-dir', args.cros_cache,
]
# cros_run_vm_test has trouble with relative paths that go up directories, so
# cd to src/, which should be the root of all data deps.
os.chdir(CHROMIUM_SRC_PATH)
runtime_files = read_runtime_files(
args.runtime_deps_path, args.path_to_outdir)
# If we're pushing files, we need to set the cwd.
if runtime_files:
cros_run_vm_test_cmd.extend(
['--cwd', os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH)])
for f in runtime_files:
cros_run_vm_test_cmd.extend(['--files', f])
if args.test_launcher_summary_output and not is_sanity_test:
result_dir, result_file = os.path.split(args.test_launcher_summary_output)
# If args.test_launcher_summary_output is a file in cwd, result_dir will be
# an empty string, so replace it with '.' when this is the case so
# cros_run_vm_test can correctly handle it.
if not result_dir:
result_dir = '.'
vm_result_file = '/tmp/%s' % result_file
cros_run_vm_test_cmd += [
'--results-src', vm_result_file,
'--results-dest-dir', result_dir,
]
if is_sanity_test:
# run_cros_vm_test's default behavior when no cmd is specified is the sanity
# test that's baked into the VM image. This test smoke-checks the system
# browser, so deploy our locally-built chrome to the VM before testing.
cros_run_vm_test_cmd += [
'--deploy',
'--build-dir', os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH),
]
else:
cros_run_vm_test_cmd += [
'--cmd',
'--',
'./' + args.test_exe,
'--test-launcher-shard-index=%d' % args.test_launcher_shard_index,
'--test-launcher-total-shards=%d' % args.test_launcher_total_shards,
]
if args.test_launcher_summary_output and not is_sanity_test:
cros_run_vm_test_cmd += [
'--test-launcher-summary-output=%s' % vm_result_file,
]
logging.info('Running the following command:')
logging.info(' '.join(cros_run_vm_test_cmd))
# deploy_chrome needs a set of GN args used to build chrome to determine if
# certain libraries need to be pushed to the VM. It looks for the args via an
# env var. To trigger the default deploying behavior, give it a dummy set of
# args.
# TODO(crbug.com/823996): Make the GN-dependent deps controllable via cmd-line
# args.
env_copy = os.environ.copy()
if not env_copy.get('GN_ARGS'):
env_copy['GN_ARGS'] = 'is_chromeos = true'
env_copy['PATH'] = env_copy['PATH'] + ':' + os.path.join(CHROMITE_PATH, 'bin')
rc = subprocess.call(
cros_run_vm_test_cmd, stdout=sys.stdout, stderr=sys.stderr, env=env_copy)
# Create a simple json results file for the sanity test if needed. The results
# will contain only one test ('cros_vm_sanity_test'), and will either be a
# PASS or FAIL depending on the return code of cros_run_vm_test above.
if args.test_launcher_summary_output and is_sanity_test:
result = (base_test_result.ResultType.FAIL if rc else
base_test_result.ResultType.PASS)
sanity_test_result = base_test_result.BaseTestResult(
'cros_vm_sanity_test', result)
run_results = base_test_result.TestRunResults()
run_results.AddResult(sanity_test_result)
with open(args.test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([run_results]), f)
return rc
def post_run(self, return_code):
tast_results_path = os.path.join(self._logs_dir,
'streamed_results.jsonl')
if not os.path.exists(tast_results_path):
logging.error(
'Tast results not found at %s. Falling back to generic result '
'reporting.', tast_results_path)
return super().post_run(return_code)
# See the link below for the format of the results:
# https://godoc.org/chromium.googlesource.com/chromiumos/platform/tast.git/src/chromiumos/cmd/tast/run#TestResult
with jsonlines.open(tast_results_path) as reader:
tast_results = collections.deque(reader)
suite_results = base_test_result.TestRunResults()
for test in tast_results:
errors = test['errors']
start, end = test['start'], test['end']
# Use dateutil to parse the timestamps since datetime can't handle
# nanosecond precision.
duration = dateutil.parser.parse(end) - dateutil.parser.parse(
start)
# If the duration is negative, Tast has likely reported an incorrect
# duration. See https://issuetracker.google.com/issues/187973541. Round
# up to 0 in that case to avoid confusing RDB.
duration_ms = max(duration.total_seconds() * 1000, 0)
if bool(test['skipReason']):
result = base_test_result.ResultType.SKIP
elif errors:
result = base_test_result.ResultType.FAIL
else:
result = base_test_result.ResultType.PASS
primary_error_message = None
error_log = ''
if errors:
# See the link below for the format of these errors:
# https://source.chromium.org/chromiumos/chromiumos/codesearch/+/main:src/platform/tast/src/chromiumos/tast/cmd/tast/internal/run/resultsjson/resultsjson.go
primary_error_message = errors[0]['reason']
for err in errors:
error_log += err['stack'] + '\n'
debug_link = (
"If you're unsure why this test failed, consult the steps "
'outlined <a href="%s">here</a>.' % TAST_DEBUG_DOC)
base_result = base_test_result.BaseTestResult(test['name'],
result,
duration=duration_ms,
log=error_log)
suite_results.AddResult(base_result)
self._maybe_handle_perf_results(test['name'])
if self._rdb_client:
# Walk the contents of the test's "outDir" and atttach any file found
# inside as an RDB 'artifact'. (This could include system logs, screen
# shots, etc.)
artifacts = self.get_artifacts(test['outDir'])
self._rdb_client.Post(test['name'],
result,
duration_ms,
error_log,
None,
artifacts=artifacts,
failure_reason=primary_error_message,
html_artifact=debug_link)
if self._rdb_client and self._logs_dir:
# Attach artifacts from the device that don't apply to a single test.
artifacts = self.get_artifacts(
os.path.join(self._logs_dir, 'system_logs'))
artifacts.update(
self.get_artifacts(os.path.join(self._logs_dir, 'crashes')))
self._rdb_client.ReportInvocationLevelArtifacts(artifacts)
if self._test_launcher_summary_output:
with open(self._test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([suite_results]), f)
if not suite_results.DidRunPass():
return 1
if return_code:
logging.warning(
'No failed tests found, but exit code of %d was returned from '
'cros_run_test.', return_code)
return return_code
return 0
def vm_test(args, unknown_args):
is_sanity_test = args.test_exe == 'cros_vm_sanity_test'
# To keep things easy for us, ensure both types of output locations are
# the same.
if args.test_launcher_summary_output and args.vm_logs_dir:
json_output_dir = os.path.dirname(
args.test_launcher_summary_output) or '.'
if os.path.abspath(json_output_dir) != os.path.abspath(
args.vm_logs_dir):
logging.error(
'--test-launcher-summary-output and --vm-logs-dir must point to '
'the same directory.')
return 1
cros_run_vm_test_cmd = [
CROS_RUN_VM_TEST_PATH,
'--start',
'--board',
args.board,
'--cache-dir',
args.cros_cache,
]
# cros_run_vm_test has trouble with relative paths that go up directories, so
# cd to src/, which should be the root of all data deps.
os.chdir(CHROMIUM_SRC_PATH)
runtime_files = read_runtime_files(args.runtime_deps_path,
args.path_to_outdir)
if args.vpython_dir:
# --vpython-dir is relative to the out dir, but --files expects paths
# relative to src dir, so fix the path up a bit.
runtime_files.append(
os.path.relpath(
os.path.abspath(
os.path.join(args.path_to_outdir, args.vpython_dir)),
CHROMIUM_SRC_PATH))
runtime_files.append('.vpython')
# If we're pushing files, we need to set the cwd.
if runtime_files:
cros_run_vm_test_cmd.extend(
['--cwd',
os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH)])
for f in runtime_files:
cros_run_vm_test_cmd.extend(['--files', f])
if args.vm_logs_dir:
cros_run_vm_test_cmd += [
'--results-src',
'/var/log/',
'--results-dest-dir',
args.vm_logs_dir,
]
if args.test_launcher_summary_output and not is_sanity_test:
result_dir, result_file = os.path.split(
args.test_launcher_summary_output)
# If args.test_launcher_summary_output is a file in cwd, result_dir will be
# an empty string, so replace it with '.' when this is the case so
# cros_run_vm_test can correctly handle it.
if not result_dir:
result_dir = '.'
vm_result_file = '/tmp/%s' % result_file
cros_run_vm_test_cmd += [
'--results-src',
vm_result_file,
'--results-dest-dir',
result_dir,
]
if is_sanity_test:
# run_cros_vm_test's default behavior when no cmd is specified is the sanity
# test that's baked into the VM image. This test smoke-checks the system
# browser, so deploy our locally-built chrome to the VM before testing.
cros_run_vm_test_cmd += [
'--deploy',
'--build-dir',
os.path.relpath(args.path_to_outdir, CHROMIUM_SRC_PATH),
]
else:
pre_test_cmds = [
# /home is mounted with "noexec" in the VM, but some of our tools
# and tests use the home dir as a workspace (eg: vpython downloads
# python binaries to ~/.vpython-root). /tmp doesn't have this
# restriction, so change the location of the home dir for the
# duration of the test.
'export HOME=/tmp',
'\;',
]
if args.vpython_dir:
vpython_spec_path = os.path.relpath(
os.path.join(CHROMIUM_SRC_PATH, '.vpython'),
args.path_to_outdir)
pre_test_cmds += [
# Backslash is needed to prevent $PATH from getting prematurely
# executed on the host.
'export PATH=\$PATH:\$PWD/%s' % args.vpython_dir,
'\;',
# Initialize the vpython cache. This can take 10-20s, and some tests
# can't afford to wait that long on the first invocation.
'vpython',
'-vpython-spec',
vpython_spec_path,
'-vpython-tool',
'install',
'\;',
]
cros_run_vm_test_cmd += [
# Some tests fail as root, so run as the less privileged user 'chronos'.
'--as-chronos',
'--cmd',
'--',
# Wrap the cmd to run in the VM around quotes (") so that the
# interpreter on the host doesn't stop at any ";" or "&&" tokens in the
# cmd.
'"',
] + pre_test_cmds + [
'./' + args.test_exe,
'--test-launcher-shard-index=%d' % args.test_launcher_shard_index,
'--test-launcher-total-shards=%d' %
args.test_launcher_total_shards,
] + unknown_args + [
'"',
]
if args.test_launcher_summary_output and not is_sanity_test:
cros_run_vm_test_cmd += [
'--test-launcher-summary-output=%s' % vm_result_file,
]
logging.info('Running the following command:')
logging.info(' '.join(cros_run_vm_test_cmd))
# deploy_chrome needs a set of GN args used to build chrome to determine if
# certain libraries need to be pushed to the VM. It looks for the args via an
# env var. To trigger the default deploying behavior, give it a dummy set of
# args.
# TODO(crbug.com/823996): Make the GN-dependent deps controllable via cmd-line
# args.
env_copy = os.environ.copy()
if not env_copy.get('GN_ARGS'):
env_copy['GN_ARGS'] = 'is_chromeos = true'
env_copy['PATH'] = env_copy['PATH'] + ':' + os.path.join(
CHROMITE_PATH, 'bin')
# Traps SIGTERM and kills all child processes of cros_run_vm_test when it's
# caught. This will allow us to capture logs from the VM if a test hangs
# and gets timeout-killed by swarming. See also:
# https://chromium.googlesource.com/infra/luci/luci-py/+/master/appengine/swarming/doc/Bot.md#graceful-termination_aka-the-sigterm-and-sigkill-dance
test_proc = None
def _kill_child_procs(trapped_signal, _):
logging.warning('Received signal %d. Killing child processes of test.',
trapped_signal)
if not test_proc or not test_proc.pid:
# This shouldn't happen?
logging.error('Test process not running.')
return
for child in psutil.Process(test_proc.pid).children():
logging.warning('Killing process %s', child)
child.kill()
# Standard GTests should handle retries and timeouts themselves.
retries, timeout = 0, None
if is_sanity_test:
# 5 min should be enough time for the sanity test to pass.
retries, timeout = 2, 300
signal.signal(signal.SIGTERM, _kill_child_procs)
for i in xrange(retries + 1):
logging.info('########################################')
logging.info('Test attempt #%d', i)
logging.info('########################################')
test_proc = subprocess42.Popen(cros_run_vm_test_cmd,
stdout=sys.stdout,
stderr=sys.stderr,
env=env_copy)
try:
test_proc.wait(timeout=timeout)
except subprocess42.TimeoutExpired:
logging.error('Test timed out. Sending SIGTERM.')
# SIGTERM the proc and wait 10s for it to close.
test_proc.terminate()
try:
test_proc.wait(timeout=10)
except subprocess42.TimeoutExpired:
# If it hasn't closed in 10s, SIGKILL it.
logging.error('Test did not exit in time. Sending SIGKILL.')
test_proc.kill()
test_proc.wait()
logging.info('Test exitted with %d.', test_proc.returncode)
if test_proc.returncode == 0:
break
rc = test_proc.returncode
# Create a simple json results file for the sanity test if needed. The results
# will contain only one test ('cros_vm_sanity_test'), and will either be a
# PASS or FAIL depending on the return code of cros_run_vm_test above.
if args.test_launcher_summary_output and is_sanity_test:
result = (base_test_result.ResultType.FAIL
if rc else base_test_result.ResultType.PASS)
sanity_test_result = base_test_result.BaseTestResult(
'cros_vm_sanity_test', result)
run_results = base_test_result.TestRunResults()
run_results.AddResult(sanity_test_result)
with open(args.test_launcher_summary_output, 'w') as f:
json.dump(json_results.GenerateResultsDict([run_results]), f)
return rc
