| # Copyright (C) 2010 Google Inc. All rights reserved. |
| # Copyright (C) 2010 Gabor Rapcsanyi (rgabor@inf.u-szeged.hu), University of Szeged |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| import logging |
| import signal |
| import time |
| |
| from webkitpy.layout_tests.models import test_expectations |
| from webkitpy.layout_tests.models import test_failures |
| |
| |
| _log = logging.getLogger(__name__) |
| |
| OK_EXIT_STATUS = 0 |
| |
| # This matches what the shell does on POSIX. |
| INTERRUPTED_EXIT_STATUS = signal.SIGINT + 128 |
| |
| # POSIX limits status codes to 0-255. Normally run-webkit-tests returns the number |
| # of tests that failed. These indicate exceptional conditions triggered by the |
| # script itself, so we count backwards from 255 (aka -1) to enumerate them. |
| # |
| # FIXME: crbug.com/357866. We really shouldn't return the number of failures |
| # in the exit code at all. |
| EARLY_EXIT_STATUS = 251 |
| SYS_DEPS_EXIT_STATUS = 252 |
| NO_TESTS_EXIT_STATUS = 253 |
| NO_DEVICES_EXIT_STATUS = 254 |
| UNEXPECTED_ERROR_EXIT_STATUS = 255 |
| |
| ERROR_CODES = ( |
| INTERRUPTED_EXIT_STATUS, |
| EARLY_EXIT_STATUS, |
| SYS_DEPS_EXIT_STATUS, |
| NO_TESTS_EXIT_STATUS, |
| NO_DEVICES_EXIT_STATUS, |
| UNEXPECTED_ERROR_EXIT_STATUS, |
| ) |
| |
| # In order to avoid colliding with the above codes, we put a ceiling on |
| # the value returned by num_regressions |
| MAX_FAILURES_EXIT_STATUS = 101 |
| |
| |
| class TestRunException(Exception): |
| |
| def __init__(self, code, msg): |
| self.code = code |
| self.msg = msg |
| |
| |
| class TestRunResults(object): |
| |
| def __init__(self, expectations, num_tests): |
| self.total = num_tests |
| self.remaining = self.total |
| self.expectations = expectations |
| self.expected = 0 |
| self.expected_failures = 0 |
| self.unexpected = 0 |
| self.unexpected_failures = 0 |
| self.unexpected_crashes = 0 |
| self.unexpected_timeouts = 0 |
| self.tests_by_expectation = {} |
| self.tests_by_timeline = {} |
| self.results_by_name = {} # Map of test name to the last result for the test. |
| self.all_results = [] # All results from a run, including every iteration of every test. |
| self.unexpected_results_by_name = {} |
| self.failures_by_name = {} |
| self.total_failures = 0 |
| self.expected_skips = 0 |
| for expectation in test_expectations.TestExpectations.EXPECTATIONS.values(): |
| self.tests_by_expectation[expectation] = set() |
| for timeline in test_expectations.TestExpectations.TIMELINES.values(): |
| self.tests_by_timeline[timeline] = expectations.get_tests_with_timeline(timeline) |
| self.slow_tests = set() |
| self.interrupted = False |
| self.keyboard_interrupted = False |
| self.run_time = 0 # The wall clock time spent running the tests (layout_test_runner.run()). |
| |
| def add(self, test_result, expected, test_is_slow): |
| result_type_for_stats = test_result.type |
| if test_expectations.WONTFIX in self.expectations.model().get_expectations(test_result.test_name): |
| result_type_for_stats = test_expectations.WONTFIX |
| self.tests_by_expectation[result_type_for_stats].add(test_result.test_name) |
| |
| self.results_by_name[test_result.test_name] = test_result |
| if test_result.type != test_expectations.SKIP: |
| self.all_results.append(test_result) |
| self.remaining -= 1 |
| if len(test_result.failures): |
| self.total_failures += 1 |
| self.failures_by_name[test_result.test_name] = test_result.failures |
| if expected: |
| self.expected += 1 |
| if test_result.type == test_expectations.SKIP: |
| self.expected_skips += 1 |
| elif test_result.type != test_expectations.PASS: |
| self.expected_failures += 1 |
| else: |
| self.unexpected_results_by_name[test_result.test_name] = test_result |
| self.unexpected += 1 |
| if len(test_result.failures): |
| self.unexpected_failures += 1 |
| if test_result.type == test_expectations.CRASH: |
| self.unexpected_crashes += 1 |
| elif test_result.type == test_expectations.TIMEOUT: |
| self.unexpected_timeouts += 1 |
| if test_is_slow: |
| self.slow_tests.add(test_result.test_name) |
| |
| |
| class RunDetails(object): |
| |
| def __init__(self, exit_code, summarized_full_results=None, |
| summarized_failing_results=None, initial_results=None, |
| all_retry_results=None, enabled_pixel_tests_in_retry=False): |
| self.exit_code = exit_code |
| self.summarized_full_results = summarized_full_results |
| self.summarized_failing_results = summarized_failing_results |
| self.initial_results = initial_results |
| self.all_retry_results = all_retry_results or [] |
| self.enabled_pixel_tests_in_retry = enabled_pixel_tests_in_retry |
| |
| |
| def _interpret_test_failures(failures): |
| test_dict = {} |
| failure_types = [type(failure) for failure in failures] |
| # FIXME: get rid of all this is_* values once there is a 1:1 map between |
| # TestFailure type and test_expectations.EXPECTATION. |
| if test_failures.FailureMissingAudio in failure_types: |
| test_dict['is_missing_audio'] = True |
| |
| if test_failures.FailureMissingResult in failure_types: |
| test_dict['is_missing_text'] = True |
| |
| if test_failures.FailureMissingImage in failure_types or test_failures.FailureMissingImageHash in failure_types: |
| test_dict['is_missing_image'] = True |
| |
| if test_failures.FailureTestHarnessAssertion in failure_types: |
| test_dict['is_testharness_test'] = True |
| |
| return test_dict |
| |
| |
| def summarize_results(port_obj, expectations, initial_results, |
| all_retry_results, enabled_pixel_tests_in_retry, |
| only_include_failing=False): |
| """Returns a dictionary containing a summary of the test runs, with the following fields: |
| 'version': a version indicator |
| 'fixable': The number of fixable tests (NOW - PASS) |
| 'skipped': The number of skipped tests (NOW & SKIPPED) |
| 'num_regressions': The number of non-flaky failures |
| 'num_flaky': The number of flaky failures |
| 'num_passes': The number of expected and unexpected passes |
| 'tests': a dict of tests -> {'expected': '...', 'actual': '...'} |
| """ |
| results = {} |
| results['version'] = 3 |
| all_retry_results = all_retry_results or [] |
| |
| tbe = initial_results.tests_by_expectation |
| tbt = initial_results.tests_by_timeline |
| results['fixable'] = len(tbt[test_expectations.NOW] - tbe[test_expectations.PASS]) |
| # FIXME: Remove this. It is redundant with results['num_failures_by_type']. |
| results['skipped'] = len(tbt[test_expectations.NOW] & tbe[test_expectations.SKIP]) |
| |
| num_passes = 0 |
| num_flaky = 0 |
| num_regressions = 0 |
| keywords = {} |
| for expectation_string, expectation_enum in test_expectations.TestExpectations.EXPECTATIONS.iteritems(): |
| keywords[expectation_enum] = expectation_string.upper() |
| |
| num_failures_by_type = {} |
| for expectation in initial_results.tests_by_expectation: |
| tests = initial_results.tests_by_expectation[expectation] |
| if expectation != test_expectations.WONTFIX: |
| tests &= tbt[test_expectations.NOW] |
| num_failures_by_type[keywords[expectation]] = len(tests) |
| # The number of failures by type. |
| results['num_failures_by_type'] = num_failures_by_type |
| |
| tests = {} |
| |
| for test_name, result in initial_results.results_by_name.iteritems(): |
| expected = expectations.get_expectations_string(test_name) |
| actual = [keywords[result.type]] |
| actual_types = [result.type] |
| |
| if only_include_failing and result.type == test_expectations.SKIP: |
| continue |
| |
| if result.type == test_expectations.PASS: |
| num_passes += 1 |
| if not result.has_stderr and only_include_failing: |
| continue |
| elif (result.type != test_expectations.SKIP and |
| test_name in initial_results.unexpected_results_by_name): |
| # Loop through retry results to collate results and determine |
| # whether this is a regression, unexpected pass, or flaky test. |
| is_flaky = False |
| has_unexpected_pass = False |
| for retry_attempt_results in all_retry_results: |
| # If a test passes on one of the retries, it won't be in the subsequent retries. |
| if test_name not in retry_attempt_results.results_by_name: |
| break |
| |
| retry_result_type = retry_attempt_results.results_by_name[test_name].type |
| actual.append(keywords[retry_result_type]) |
| actual_types.append(retry_result_type) |
| if test_name in retry_attempt_results.unexpected_results_by_name: |
| if retry_result_type == test_expectations.PASS: |
| # The test failed unexpectedly at first, then passed |
| # unexpectedly on a subsequent run -> unexpected pass. |
| has_unexpected_pass = True |
| else: |
| # The test failed unexpectedly at first but then ran as |
| # expected on a subsequent run -> flaky. |
| is_flaky = True |
| |
| if len(set(actual)) == 1: |
| actual = [actual[0]] |
| actual_types = [actual_types[0]] |
| |
| if is_flaky: |
| num_flaky += 1 |
| elif has_unexpected_pass: |
| num_passes += 1 |
| if not result.has_stderr and only_include_failing: |
| continue |
| else: |
| # Either no retries or all retries failed unexpectedly. |
| num_regressions += 1 |
| |
| test_dict = {} |
| |
| rounded_run_time = round(result.test_run_time, 1) |
| if rounded_run_time: |
| test_dict['time'] = rounded_run_time |
| |
| if result.has_stderr: |
| test_dict['has_stderr'] = True |
| |
| bugs = expectations.model().get_expectation_line(test_name).bugs |
| if bugs: |
| test_dict['bugs'] = bugs |
| |
| if result.reftest_type: |
| test_dict.update(reftest_type=list(result.reftest_type)) |
| |
| test_dict['expected'] = expected |
| test_dict['actual'] = ' '.join(actual) |
| |
| def is_expected(actual_result): |
| return expectations.matches_an_expected_result(test_name, actual_result, |
| port_obj.get_option('pixel_tests') or result.reftest_type, |
| port_obj.get_option('enable_sanitizer')) |
| |
| # To avoid bloating the output results json too much, only add an entry for whether the failure is unexpected. |
| if not any(is_expected(actual_result) for actual_result in actual_types): |
| test_dict['is_unexpected'] = True |
| |
| test_dict.update(_interpret_test_failures(result.failures)) |
| |
| for retry_attempt_results in all_retry_results: |
| retry_result = retry_attempt_results.unexpected_results_by_name.get(test_name) |
| if retry_result: |
| test_dict.update(_interpret_test_failures(retry_result.failures)) |
| |
| if result.has_repaint_overlay: |
| test_dict['has_repaint_overlay'] = True |
| |
| # Store test hierarchically by directory. e.g. |
| # foo/bar/baz.html: test_dict |
| # foo/bar/baz1.html: test_dict |
| # |
| # becomes |
| # foo: { |
| # bar: { |
| # baz.html: test_dict, |
| # baz1.html: test_dict |
| # } |
| # } |
| parts = test_name.split('/') |
| current_map = tests |
| for i, part in enumerate(parts): |
| if i == (len(parts) - 1): |
| current_map[part] = test_dict |
| break |
| if part not in current_map: |
| current_map[part] = {} |
| current_map = current_map[part] |
| |
| results['tests'] = tests |
| # FIXME: Remove this. It is redundant with results['num_failures_by_type']. |
| results['num_passes'] = num_passes |
| results['num_flaky'] = num_flaky |
| # FIXME: Remove this. It is redundant with results['num_failures_by_type']. |
| results['num_regressions'] = num_regressions |
| # Does results.html have enough information to compute this itself? (by |
| # checking total number of results vs. total number of tests?) |
| results['interrupted'] = initial_results.interrupted |
| results['layout_tests_dir'] = port_obj.layout_tests_dir() |
| results['pixel_tests_enabled'] = port_obj.get_option('pixel_tests') |
| results['seconds_since_epoch'] = int(time.time()) |
| results['build_number'] = port_obj.get_option('build_number') |
| results['builder_name'] = port_obj.get_option('builder_name') |
| if port_obj.get_option('order') == 'random': |
| results['random_order_seed'] = port_obj.get_option('seed') |
| results['path_delimiter'] = '/' |
| |
| # Don't do this by default since it takes >100ms. |
| # It's only used for rebaselining and uploading data to the flakiness dashboard. |
| results['chromium_revision'] = '' |
| if port_obj.get_option('builder_name'): |
| path = port_obj.repository_path() |
| git = port_obj.host.git(path=path) |
| if git: |
| results['chromium_revision'] = str(git.commit_position(path)) |
| else: |
| _log.warning('Failed to determine chromium commit position for %s, ' |
| 'leaving "chromium_revision" key blank in full_results.json.', |
| path) |
| |
| return results |