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# 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.
import logging
import os
import sys
from base_test_runner import BaseTestRunner
import debug_info
import run_tests_helper
from test_package_executable import TestPackageExecutable
from test_result import TestResults
class SingleTestRunner(BaseTestRunner):
"""Single test suite attached to a single device.
Args:
device: Device to run the tests.
test_suite: A specific test suite to run, empty to run all.
gtest_filter: A gtest_filter flag.
test_arguments: Additional arguments to pass to the test binary.
timeout: Timeout for each test.
rebaseline: Whether or not to run tests in isolation and update the filter.
performance_test: Whether or not performance test(s).
cleanup_test_files: Whether or not to cleanup test files on device.
tool: Name of the Valgrind tool.
shard_index: index number of the shard on which the test suite will run.
dump_debug_info: Whether or not to dump debug information.
"""
def __init__(self, device, test_suite, gtest_filter, test_arguments, timeout,
rebaseline, performance_test, cleanup_test_files, tool,
shard_index, dump_debug_info=False,
fast_and_loose=False):
BaseTestRunner.__init__(self, device, shard_index)
self._running_on_emulator = self.device.startswith('emulator')
self._gtest_filter = gtest_filter
self._test_arguments = test_arguments
self.test_results = TestResults()
if dump_debug_info:
self.dump_debug_info = debug_info.GTestDebugInfo(self.adb, device,
os.path.basename(test_suite), gtest_filter)
else:
self.dump_debug_info = None
self.fast_and_loose = fast_and_loose
self.test_package = TestPackageExecutable(self.adb, device,
test_suite, timeout, rebaseline, performance_test, cleanup_test_files,
tool, self.dump_debug_info)
def _GetHttpServerDocumentRootForTestSuite(self):
"""Returns the document root needed by the test suite."""
if self.test_package.test_suite_basename == 'page_cycler_tests':
return os.path.join(run_tests_helper.CHROME_DIR, 'data', 'page_cycler')
return None
def _TestSuiteRequiresMockTestServer(self):
"""Returns True if the test suite requires mock test server."""
return False
# TODO(yfriedman): Disabled because of flakiness.
# (self.test_package.test_suite_basename == 'unit_tests' or
# self.test_package.test_suite_basename == 'net_unittests' or
# False)
def _GetFilterFileName(self):
"""Returns the filename of gtest filter."""
filter_dir = os.path.join(sys.path[0], 'gtest_filter')
filter_name = self.test_package.test_suite_basename + '_disabled'
disabled_filter = os.path.join(filter_dir, filter_name)
return disabled_filter
def _GetAdditionalEmulatorFilterName(self):
"""Returns the filename of additional gtest filter for emulator."""
filter_dir = os.path.join(sys.path[0], 'gtest_filter')
filter_name = '%s%s' % (self.test_package.test_suite_basename,
'_emulator_additional_disabled')
disabled_filter = os.path.join(filter_dir, filter_name)
return disabled_filter
def GetDisabledTests(self):
"""Returns a list of disabled tests.
Returns:
A list of disabled tests obtained from gtest_filter/test_suite_disabled.
"""
disabled_tests = run_tests_helper.GetExpectations(self._GetFilterFileName())
if self._running_on_emulator:
# Append emulator's filter file.
disabled_tests.extend(run_tests_helper.GetExpectations(
self._GetAdditionalEmulatorFilterName()))
return disabled_tests
def UpdateFilter(self, failed_tests):
"""Updates test_suite_disabled file with the new filter (deletes if empty).
If running in Emulator, only the failed tests which are not in the normal
filter returned by _GetFilterFileName() are written to emulator's
additional filter file.
Args:
failed_tests: A sorted list of failed tests.
"""
disabled_tests = []
if not self._running_on_emulator:
filter_file_name = self._GetFilterFileName()
else:
filter_file_name = self._GetAdditionalEmulatorFilterName()
disabled_tests.extend(
run_tests_helper.GetExpectations(self._GetFilterFileName()))
logging.info('About to update emulator\'s addtional filter (%s).'
% filter_file_name)
new_failed_tests = []
if failed_tests:
for test in failed_tests:
if test.name not in disabled_tests:
new_failed_tests.append(test.name)
if not new_failed_tests:
if os.path.exists(filter_file_name):
os.unlink(filter_file_name)
return
filter_file = file(filter_file_name, 'w')
if self._running_on_emulator:
filter_file.write('# Addtional list of suppressions from emulator\n')
else:
filter_file.write('# List of suppressions\n')
filter_file.write("""This file was automatically generated by run_tests.py
""")
filter_file.write('\n'.join(sorted(new_failed_tests)))
filter_file.write('\n')
filter_file.close()
def GetDataFilesForTestSuite(self):
"""Returns a list of data files/dirs needed by the test suite."""
# Ideally, we'd just push all test data. However, it has >100MB, and a lot
# of the files are not relevant (some are used for browser_tests, others for
# features not supported, etc..).
if self.test_package.test_suite_basename in ['base_unittests',
'sql_unittests',
'unit_tests']:
return [
'net/data/cache_tests/insert_load1',
'net/data/cache_tests/dirty_entry5',
'ui/base/test/data/data_pack_unittest',
'chrome/test/data/bookmarks/History_with_empty_starred',
'chrome/test/data/bookmarks/History_with_starred',
'chrome/test/data/extensions/json_schema_test.js',
'chrome/test/data/History/',
'chrome/test/data/json_schema_validator/',
'chrome/test/data/serializer_nested_test.js',
'chrome/test/data/serializer_test.js',
'chrome/test/data/serializer_test_nowhitespace.js',
'chrome/test/data/top_sites/',
'chrome/test/data/web_database',
'chrome/test/data/zip',
]
elif self.test_package.test_suite_basename == 'net_unittests':
return [
'net/data/cache_tests',
'net/data/filter_unittests',
'net/data/ftp',
'net/data/proxy_resolver_v8_unittest',
'net/data/ssl/certificates',
]
elif self.test_package.test_suite_basename == 'ui_tests':
return [
'chrome/test/data/dromaeo',
'chrome/test/data/json2.js',
'chrome/test/data/sunspider',
'chrome/test/data/v8_benchmark',
'chrome/test/ui/sunspider_uitest.js',
'chrome/test/ui/v8_benchmark_uitest.js',
]
elif self.test_package.test_suite_basename == 'page_cycler_tests':
data = [
'tools/page_cycler',
'data/page_cycler',
]
for d in data:
if not os.path.exists(d):
raise Exception('Page cycler data not found.')
return data
elif self.test_package.test_suite_basename == 'webkit_unit_tests':
return [
'third_party/WebKit/Source/WebKit/chromium/tests/data',
# We need the chrome/ directory to convice webkit_support::
# GetWebKitRootDirFilePath() we're in a chrome working dir.
'chrome/VERSION',
]
return []
def LaunchHelperToolsForTestSuite(self):
"""Launches helper tools for the test suite.
Sometimes one test may need to run some helper tools first in order to
successfully complete the test.
"""
document_root = self._GetHttpServerDocumentRootForTestSuite()
if document_root:
self.LaunchTestHttpServer(document_root)
if self._TestSuiteRequiresMockTestServer():
self.LaunchChromeTestServerSpawner()
def StripAndCopyFiles(self):
"""Strips and copies the required data files for the test suite."""
self.test_package.StripAndCopyExecutable()
self.test_package.tool.CopyFiles()
test_data = self.GetDataFilesForTestSuite()
if test_data and not self.fast_and_loose:
if self.test_package.test_suite_basename == 'page_cycler_tests':
# Since the test data for page cycler are huge (around 200M), we use
# sdcard to store the data and create symbol links to map them to
# data/local/tmp/ later.
self.CopyTestData(test_data, '/sdcard/')
for p in [os.path.dirname(d) for d in test_data if os.path.isdir(d)]:
mapped_device_path = '/data/local/tmp/' + p
# Unlink the mapped_device_path at first in case it was mapped to
# a wrong path. Add option '-r' becuase the old path could be a dir.
self.adb.RunShellCommand('rm -r %s' % mapped_device_path)
self.adb.RunShellCommand(
'ln -s /sdcard/%s %s' % (p, mapped_device_path))
else:
self.CopyTestData(test_data, '/data/local/tmp/')
def RunTestsWithFilter(self):
"""Runs a tests via a small, temporary shell script."""
self.test_package.CreateTestRunnerScript(self._gtest_filter,
self._test_arguments)
self.test_results = self.test_package.RunTestsAndListResults()
def RebaselineTests(self):
"""Runs all available tests, restarting in case of failures."""
if self._gtest_filter:
all_tests = set(self._gtest_filter.split(':'))
else:
all_tests = set(self.test_package.GetAllTests())
failed_results = set()
executed_results = set()
while True:
executed_names = set([f.name for f in executed_results])
self._gtest_filter = ':'.join(all_tests - executed_names)
self.RunTestsWithFilter()
failed_results.update(self.test_results.crashed,
self.test_results.failed)
executed_results.update(self.test_results.crashed,
self.test_results.failed,
self.test_results.ok)
executed_names = set([f.name for f in executed_results])
logging.info('*' * 80)
logging.info(self.device)
logging.info('Executed: ' + str(len(executed_names)) + ' of ' +
str(len(all_tests)))
logging.info('Failed so far: ' + str(len(failed_results)) + ' ' +
str([f.name for f in failed_results]))
logging.info('Remaining: ' + str(len(all_tests - executed_names)) + ' ' +
str(all_tests - executed_names))
logging.info('*' * 80)
if executed_names == all_tests:
break
self.test_results = TestResults.FromOkAndFailed(list(executed_results -
failed_results),
list(failed_results))
def RunTests(self):
"""Runs all tests (in rebaseline mode, runs each test in isolation).
Returns:
A TestResults object.
"""
if self.test_package.rebaseline:
self.RebaselineTests()
else:
if not self._gtest_filter:
self._gtest_filter = ('-' + ':'.join(self.GetDisabledTests()) + ':' +
':'.join(['*.' + x + '*' for x in
self.test_package.GetDisabledPrefixes()]))
self.RunTestsWithFilter()
return self.test_results
def SetUp(self):
"""Sets up necessary test enviroment for the test suite."""
super(SingleTestRunner, self).SetUp()
if self.test_package.performance_test:
if run_tests_helper.IsRunningAsBuildbot():
self.adb.SetJavaAssertsEnabled(enable=False)
self.adb.Reboot(full_reboot=False)
self.adb.SetupPerformanceTest()
if self.dump_debug_info:
self.dump_debug_info.StartRecordingLog(True)
self.StripAndCopyFiles()
self.LaunchHelperToolsForTestSuite()
self.test_package.tool.SetupEnvironment()
def TearDown(self):
"""Cleans up the test enviroment for the test suite."""
self.test_package.tool.CleanUpEnvironment()
if self.test_package.cleanup_test_files:
self.adb.RemovePushedFiles()
if self.dump_debug_info:
self.dump_debug_info.StopRecordingLog()
if self.test_package.performance_test:
self.adb.TearDownPerformanceTest()
super(SingleTestRunner, self).TearDown()
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