| # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Class for running instrumentation tests on a single device.""" |
| |
| import logging |
| import os |
| import re |
| import sys |
| import time |
| |
| from pylib import constants |
| from pylib import flag_changer |
| from pylib import valgrind_tools |
| from pylib.base import base_test_result |
| from pylib.base import base_test_runner |
| from pylib.device import device_errors |
| from pylib.instrumentation import instrumentation_test_instance |
| from pylib.instrumentation import json_perf_parser |
| from pylib.instrumentation import test_result |
| from pylib.local.device import local_device_instrumentation_test_run |
| |
| sys.path.append(os.path.join(constants.DIR_SOURCE_ROOT, 'build', 'util', 'lib', |
| 'common')) |
| import perf_tests_results_helper # pylint: disable=F0401 |
| |
| |
| _PERF_TEST_ANNOTATION = 'PerfTest' |
| |
| |
| class TestRunner(base_test_runner.BaseTestRunner): |
| """Responsible for running a series of tests connected to a single device.""" |
| |
| _DEVICE_COVERAGE_DIR = 'chrome/test/coverage' |
| _HOSTMACHINE_PERF_OUTPUT_FILE = '/tmp/chrome-profile' |
| _DEVICE_PERF_OUTPUT_SEARCH_PREFIX = (constants.DEVICE_PERF_OUTPUT_DIR + |
| '/chrome-profile*') |
| |
| def __init__(self, test_options, device, shard_index, test_pkg, |
| additional_flags=None): |
| """Create a new TestRunner. |
| |
| Args: |
| test_options: An InstrumentationOptions object. |
| device: Attached android device. |
| shard_index: Shard index. |
| test_pkg: A TestPackage object. |
| additional_flags: A list of additional flags to add to the command line. |
| """ |
| super(TestRunner, self).__init__(device, test_options.tool) |
| self._lighttp_port = constants.LIGHTTPD_RANDOM_PORT_FIRST + shard_index |
| self._logcat_monitor = None |
| |
| self.coverage_device_file = None |
| self.coverage_dir = test_options.coverage_dir |
| self.coverage_host_file = None |
| self.options = test_options |
| self.test_pkg = test_pkg |
| # Use the correct command line file for the package under test. |
| cmdline_file = [a.cmdline_file for a in constants.PACKAGE_INFO.itervalues() |
| if a.test_package == self.test_pkg.GetPackageName()] |
| assert len(cmdline_file) < 2, 'Multiple packages have the same test package' |
| if len(cmdline_file) and cmdline_file[0]: |
| self.flags = flag_changer.FlagChanger(self.device, cmdline_file[0]) |
| if additional_flags: |
| self.flags.AddFlags(additional_flags) |
| else: |
| self.flags = None |
| |
| #override |
| def InstallTestPackage(self): |
| self.test_pkg.Install(self.device) |
| |
| def _GetInstrumentationArgs(self): |
| ret = {} |
| if self.options.wait_for_debugger: |
| ret['debug'] = 'true' |
| if self.coverage_dir: |
| ret['coverage'] = 'true' |
| ret['coverageFile'] = self.coverage_device_file |
| |
| return ret |
| |
| def _TakeScreenshot(self, test): |
| """Takes a screenshot from the device.""" |
| screenshot_name = os.path.join(constants.SCREENSHOTS_DIR, '%s.png' % test) |
| logging.info('Taking screenshot named %s', screenshot_name) |
| self.device.TakeScreenshot(screenshot_name) |
| |
| def SetUp(self): |
| """Sets up the test harness and device before all tests are run.""" |
| super(TestRunner, self).SetUp() |
| if not self.device.HasRoot(): |
| logging.warning('Unable to enable java asserts for %s, non rooted device', |
| str(self.device)) |
| else: |
| if self.device.SetJavaAsserts(self.options.set_asserts): |
| # TODO(jbudorick) How to best do shell restart after the |
| # android_commands refactor? |
| self.device.RunShellCommand('stop') |
| self.device.RunShellCommand('start') |
| |
| # We give different default value to launch HTTP server based on shard index |
| # because it may have race condition when multiple processes are trying to |
| # launch lighttpd with same port at same time. |
| self.LaunchTestHttpServer( |
| os.path.join(constants.DIR_SOURCE_ROOT), self._lighttp_port) |
| if self.flags: |
| self.flags.AddFlags(['--disable-fre', '--enable-test-intents']) |
| if self.options.device_flags: |
| with open(self.options.device_flags) as device_flags_file: |
| stripped_flags = (l.strip() for l in device_flags_file) |
| self.flags.AddFlags([flag for flag in stripped_flags if flag]) |
| |
| def TearDown(self): |
| """Cleans up the test harness and saves outstanding data from test run.""" |
| if self.flags: |
| self.flags.Restore() |
| super(TestRunner, self).TearDown() |
| |
| def TestSetup(self, test): |
| """Sets up the test harness for running a particular test. |
| |
| Args: |
| test: The name of the test that will be run. |
| """ |
| self.SetupPerfMonitoringIfNeeded(test) |
| self._SetupIndividualTestTimeoutScale(test) |
| self.tool.SetupEnvironment() |
| |
| if self.flags and self._IsFreTest(test): |
| self.flags.RemoveFlags(['--disable-fre']) |
| |
| # Make sure the forwarder is still running. |
| self._RestartHttpServerForwarderIfNecessary() |
| |
| if self.coverage_dir: |
| coverage_basename = '%s.ec' % test |
| self.coverage_device_file = '%s/%s/%s' % ( |
| self.device.GetExternalStoragePath(), |
| TestRunner._DEVICE_COVERAGE_DIR, coverage_basename) |
| self.coverage_host_file = os.path.join( |
| self.coverage_dir, coverage_basename) |
| |
| def _IsFreTest(self, test): |
| """Determines whether a test is a first run experience test. |
| |
| Args: |
| test: The name of the test to be checked. |
| |
| Returns: |
| Whether the feature being tested is FirstRunExperience. |
| """ |
| annotations = self.test_pkg.GetTestAnnotations(test) |
| return 'FirstRunExperience' == annotations.get('Feature', None) |
| |
| def _IsPerfTest(self, test): |
| """Determines whether a test is a performance test. |
| |
| Args: |
| test: The name of the test to be checked. |
| |
| Returns: |
| Whether the test is annotated as a performance test. |
| """ |
| return _PERF_TEST_ANNOTATION in self.test_pkg.GetTestAnnotations(test) |
| |
| def SetupPerfMonitoringIfNeeded(self, test): |
| """Sets up performance monitoring if the specified test requires it. |
| |
| Args: |
| test: The name of the test to be run. |
| """ |
| if not self._IsPerfTest(test): |
| return |
| self.device.RunShellCommand( |
| ['rm', TestRunner._DEVICE_PERF_OUTPUT_SEARCH_PREFIX]) |
| self._logcat_monitor = self.device.GetLogcatMonitor() |
| self._logcat_monitor.Start() |
| |
| def TestTeardown(self, test, result): |
| """Cleans up the test harness after running a particular test. |
| |
| Depending on the options of this TestRunner this might handle performance |
| tracking. This method will only be called if the test passed. |
| |
| Args: |
| test: The name of the test that was just run. |
| result: result for this test. |
| """ |
| |
| self.tool.CleanUpEnvironment() |
| |
| # The logic below relies on the test passing. |
| if not result or not result.DidRunPass(): |
| return |
| |
| self.TearDownPerfMonitoring(test) |
| |
| if self.flags and self._IsFreTest(test): |
| self.flags.AddFlags(['--disable-fre']) |
| |
| if self.coverage_dir: |
| self.device.PullFile( |
| self.coverage_device_file, self.coverage_host_file) |
| self.device.RunShellCommand( |
| 'rm -f %s' % self.coverage_device_file) |
| |
| def TearDownPerfMonitoring(self, test): |
| """Cleans up performance monitoring if the specified test required it. |
| |
| Args: |
| test: The name of the test that was just run. |
| Raises: |
| Exception: if there's anything wrong with the perf data. |
| """ |
| if not self._IsPerfTest(test): |
| return |
| raw_test_name = test.split('#')[1] |
| |
| # Wait and grab annotation data so we can figure out which traces to parse |
| regex = self._logcat_monitor.WaitFor( |
| re.compile(r'\*\*PERFANNOTATION\(' + raw_test_name + r'\)\:(.*)')) |
| |
| # If the test is set to run on a specific device type only (IE: only |
| # tablet or phone) and it is being run on the wrong device, the test |
| # just quits and does not do anything. The java test harness will still |
| # print the appropriate annotation for us, but will add --NORUN-- for |
| # us so we know to ignore the results. |
| # The --NORUN-- tag is managed by ChromeTabbedActivityTestBase.java |
| if regex.group(1) != '--NORUN--': |
| |
| # Obtain the relevant perf data. The data is dumped to a |
| # JSON formatted file. |
| json_string = self.device.ReadFile( |
| '/data/data/com.google.android.apps.chrome/files/PerfTestData.txt', |
| as_root=True) |
| |
| if not json_string: |
| raise Exception('Perf file is empty') |
| |
| if self.options.save_perf_json: |
| json_local_file = '/tmp/chromium-android-perf-json-' + raw_test_name |
| with open(json_local_file, 'w') as f: |
| f.write(json_string) |
| logging.info('Saving Perf UI JSON from test ' + |
| test + ' to ' + json_local_file) |
| |
| raw_perf_data = regex.group(1).split(';') |
| |
| for raw_perf_set in raw_perf_data: |
| if raw_perf_set: |
| perf_set = raw_perf_set.split(',') |
| if len(perf_set) != 3: |
| raise Exception('Unexpected number of tokens in perf annotation ' |
| 'string: ' + raw_perf_set) |
| |
| # Process the performance data |
| result = json_perf_parser.GetAverageRunInfoFromJSONString(json_string, |
| perf_set[0]) |
| perf_tests_results_helper.PrintPerfResult(perf_set[1], perf_set[2], |
| [result['average']], |
| result['units']) |
| |
| def _SetupIndividualTestTimeoutScale(self, test): |
| timeout_scale = self._GetIndividualTestTimeoutScale(test) |
| valgrind_tools.SetChromeTimeoutScale(self.device, timeout_scale) |
| |
| def _GetIndividualTestTimeoutScale(self, test): |
| """Returns the timeout scale for the given |test|.""" |
| annotations = self.test_pkg.GetTestAnnotations(test) |
| timeout_scale = 1 |
| if 'TimeoutScale' in annotations: |
| try: |
| timeout_scale = int(annotations['TimeoutScale']) |
| except ValueError: |
| logging.warning('Non-integer value of TimeoutScale ignored. (%s)' |
| % annotations['TimeoutScale']) |
| if self.options.wait_for_debugger: |
| timeout_scale *= 100 |
| return timeout_scale |
| |
| def _GetIndividualTestTimeoutSecs(self, test): |
| """Returns the timeout in seconds for the given |test|.""" |
| annotations = self.test_pkg.GetTestAnnotations(test) |
| if 'Manual' in annotations: |
| return 10 * 60 * 60 |
| if 'IntegrationTest' in annotations: |
| return 30 * 60 |
| if 'External' in annotations: |
| return 10 * 60 |
| if 'EnormousTest' in annotations: |
| return 10 * 60 |
| if 'LargeTest' in annotations or _PERF_TEST_ANNOTATION in annotations: |
| return 5 * 60 |
| if 'MediumTest' in annotations: |
| return 3 * 60 |
| if 'SmallTest' in annotations: |
| return 1 * 60 |
| |
| logging.warn(("Test size not found in annotations for test '%s', using " + |
| "1 minute for timeout.") % test) |
| return 1 * 60 |
| |
| def _RunTest(self, test, timeout): |
| """Runs a single instrumentation test. |
| |
| Args: |
| test: Test class/method. |
| timeout: Timeout time in seconds. |
| |
| Returns: |
| The raw output of am instrument as a list of lines. |
| """ |
| extras = self._GetInstrumentationArgs() |
| extras['class'] = test |
| return self.device.StartInstrumentation( |
| '%s/%s' % (self.test_pkg.GetPackageName(), self.options.test_runner), |
| raw=True, extras=extras, timeout=timeout, retries=3) |
| |
| def _GenerateTestResult(self, test, instr_result_code, instr_result_bundle, |
| statuses, start_ms, duration_ms): |
| results = instrumentation_test_instance.GenerateTestResults( |
| instr_result_code, instr_result_bundle, statuses, start_ms, duration_ms) |
| for r in results: |
| if r.GetName() == test: |
| return r |
| logging.error('Could not find result for test: %s', test) |
| return test_result.InstrumentationTestResult( |
| test, base_test_result.ResultType.UNKNOWN, start_ms, duration_ms) |
| |
| #override |
| def RunTest(self, test): |
| results = base_test_result.TestRunResults() |
| timeout = (self._GetIndividualTestTimeoutSecs(test) * |
| self._GetIndividualTestTimeoutScale(test) * |
| self.tool.GetTimeoutScale()) |
| if (self.device.build_version_sdk |
| < constants.ANDROID_SDK_VERSION_CODES.JELLY_BEAN): |
| timeout *= 10 |
| |
| start_ms = 0 |
| duration_ms = 0 |
| try: |
| self.TestSetup(test) |
| |
| time_ms = lambda: int(time.time() * 1000) |
| start_ms = time_ms() |
| raw_output = self._RunTest(test, timeout) |
| duration_ms = time_ms() - start_ms |
| |
| # Parse the test output |
| result_code, result_bundle, statuses = ( |
| instrumentation_test_instance.ParseAmInstrumentRawOutput(raw_output)) |
| result = self._GenerateTestResult( |
| test, result_code, result_bundle, statuses, start_ms, duration_ms) |
| if local_device_instrumentation_test_run.DidPackageCrashOnDevice( |
| self.test_pkg.GetPackageName(), self.device): |
| result.SetType(base_test_result.ResultType.CRASH) |
| results.AddResult(result) |
| except device_errors.CommandTimeoutError as e: |
| results.AddResult(test_result.InstrumentationTestResult( |
| test, base_test_result.ResultType.TIMEOUT, start_ms, duration_ms, |
| log=str(e) or 'No information')) |
| except device_errors.DeviceUnreachableError as e: |
| results.AddResult(test_result.InstrumentationTestResult( |
| test, base_test_result.ResultType.CRASH, start_ms, duration_ms, |
| log=str(e) or 'No information')) |
| self.TestTeardown(test, results) |
| return (results, None if results.DidRunPass() else test) |
