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#!/usr/bin/env vpython3
#
# Copyright 2016 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Runs the CTS test APKs stored in CIPD."""
import argparse
import contextlib
import json
import logging
import os
import shutil
import subprocess
import sys
import tempfile
sys.path.append(os.path.join(
os.path.dirname(__file__), os.pardir, os.pardir, 'build', 'android'))
# pylint: disable=wrong-import-position,import-error
import devil_chromium # pylint: disable=unused-import
from devil.android.ndk import abis
from devil.android.sdk import version_codes
from devil.android.tools import script_common
from devil.utils import cmd_helper
from devil.utils import logging_common
from pylib.constants import ANDROID_SDK_ROOT
from pylib.constants import ANDROID_SDK_TOOLS
from pylib.local.emulator import avd
from pylib.utils import test_filter
# cts test archives for all platforms are stored in this bucket
# contents need to be updated if there is an important fix to any of
# the tests
_APP_MODE_FULL = 'full'
_APP_MODE_INSTANT = 'instant'
_TEST_RUNNER_PATH = os.path.join(
os.path.dirname(__file__), os.pardir, os.pardir,
'build', 'android', 'test_runner.py')
_ARCH_SPECIFIC_CTS_INFO = ["filename", "unzip_dir", "_origin"]
_DEFAULT_CTS_GCS_PATH_FILE = os.path.join(os.path.dirname(__file__),
'cts_config',
'webview_cts_gcs_path.json')
_DEFAULT_CTS_ARCHIVE_DIR = os.path.join(os.path.dirname(__file__),
'cts_archive')
_DEFAULT_TRADEFED_AAPT_PATH = ANDROID_SDK_TOOLS
_DEFAULT_TRADEFED_ADB_PATH = os.path.join(ANDROID_SDK_ROOT, 'platform-tools')
_CTS_WEBKIT_PACKAGES = ["com.android.cts.webkit", "android.webkit.cts"]
_TEST_APK_AS_INSTANT_ARG = '--test-apk-as-instant'
SDK_PLATFORM_DICT = {
version_codes.OREO: 'O',
version_codes.OREO_MR1: 'O',
version_codes.PIE: 'P',
version_codes.Q: 'Q',
version_codes.R: 'R',
version_codes.S: 'S',
version_codes.S_V2: 'S',
version_codes.TIRAMISU: 'T',
version_codes.UPSIDE_DOWN_CAKE: 'U',
}
# The test apks are apparently compatible across all architectures, the
# arm vs x86 split is to match the current cts releases and in case things
# start to diverge in the future. Keeping the arm64 (instead of arm) dict
# key to avoid breaking the bots that specify --arch arm64 to invoke the tests.
_SUPPORTED_ARCH_DICT = {
# TODO(aluo): Investigate how to force WebView abi on platforms supporting
# multiple abis.
# The test apks under 'arm64' support both arm and arm64 devices.
abis.ARM: 'arm64',
abis.ARM_64: 'arm64',
# The test apks under 'x86' support both x86 and x86_64 devices.
abis.X86: 'x86',
abis.X86_64: 'x86'
}
TEST_FILTER_OPT = '--test-filter'
def GetCtsInfo(cts_gcs_path, arch, cts_release, item):
"""Gets contents of CTS Info for arch and cts_release from the
CTS configuration file.
See --cts-gcs-path
"""
with open(cts_gcs_path) as f:
cts_gcs_path_info = json.load(f)
try:
if item in _ARCH_SPECIFIC_CTS_INFO:
return cts_gcs_path_info[cts_release]['arch'][arch][item]
return cts_gcs_path_info[cts_release][item]
except KeyError:
# pylint: disable=raise-missing-from
# This script is executed with python2, and cannot use 'from'.
raise Exception('No %s info available for arch:%s, android:%s' %
(item, arch, cts_release))
def GetCTSModuleNames(cts_gcs_path, arch, cts_release):
"""Gets the module apk name of the arch and cts_release from the CTS
configuration file.
"""
test_runs = GetCtsInfo(cts_gcs_path, arch, cts_release, 'test_runs')
return [os.path.basename(r['apk']) for r in test_runs]
def GetTestRunFilterArg(args, test_run, test_app_mode=None, arch=None):
""" Merges json file filters with cmdline filters using
test_filter.InitializeFilterFromArgs
"""
test_app_mode = test_app_mode or _APP_MODE_FULL
# Convert cmdline filters to test-filter style
filter_strings = test_filter.InitializeFiltersFromArgs(args)
# Get all the filters for either include or exclude patterns
# and filter where an architecture is provided and does not match
# The architecture is used when tests only fail on one architecture
def getTestRunFilters(key):
filters = test_run.get(key, [])
return [
filter_["match"] for filter_ in filters
if 'arch' not in filter_ or filter_['arch'] == arch
if 'mode' not in filter_ or filter_['mode'] == test_app_mode
]
if not filter_strings or not any(
test_filter.HasPositivePatterns(filt) for filt in filter_strings):
patterns = getTestRunFilters("includes")
positive_string = test_filter.AppendPatternsToFilter(
'', positive_patterns=patterns)
if positive_string:
filter_strings.append(positive_string)
if args.skip_expected_failures:
patterns = getTestRunFilters("excludes")
negative_string = test_filter.AppendPatternsToFilter(
'', negative_patterns=patterns)
filter_strings.append(negative_string)
if filter_strings:
return [
TEST_FILTER_OPT + '=' + filter_string
for filter_string in filter_strings
]
return []
def RunCTS(
test_runner_args,
local_cts_dir,
apk,
*, # Optional parameters must be passed by keyword (PEP 3102)
is_hostside=False,
tradefed_aapt_path=None,
tradefed_adb_path=None,
voice_service=None,
additional_apks=None,
test_app_mode=None,
setup_commands=None,
teardown_commands=None,
json_results_file=None):
"""Run tests in apk using test_runner script at _TEST_RUNNER_PATH.
Returns the script result code, test results will be stored in
the json_results_file file if specified.
"""
test_app_mode = test_app_mode or _APP_MODE_FULL
if is_hostside:
suite_name, _ = os.path.splitext(os.path.basename(apk))
local_test_runner_args = test_runner_args + [
'--test-suite', suite_name,
'--tradefed-executable',
os.path.join(local_cts_dir, 'android-cts/tools/cts-tradefed'),
'--tradefed-aapt-path', tradefed_aapt_path,
'--tradefed-adb-path', tradefed_adb_path,
]
if json_results_file:
local_test_runner_args += ['--json-results-file=%s' %
json_results_file]
return cmd_helper.RunCmd(
[_TEST_RUNNER_PATH, 'hostside'] + local_test_runner_args)
local_test_runner_args = test_runner_args + ['--test-apk',
os.path.join(local_cts_dir, apk)]
if voice_service:
local_test_runner_args += ['--use-voice-interaction-service', voice_service]
if additional_apks:
for additional_apk in additional_apks:
additional_apk_tmp = os.path.join(local_cts_dir, additional_apk['apk'])
local_test_runner_args += ['--additional-apk', additional_apk_tmp]
if additional_apk.get('forced_queryable', False):
local_test_runner_args += [
'--forced-queryable-additional-apk', additional_apk_tmp
]
if test_app_mode == _APP_MODE_INSTANT and not additional_apk.get(
'force_full_mode', False):
local_test_runner_args += [
'--instant-additional-apk', additional_apk_tmp
]
if setup_commands:
for cmd in setup_commands:
local_test_runner_args += ['--run-setup-command', cmd]
if teardown_commands:
for cmd in teardown_commands:
local_test_runner_args += ['--run-teardown-command', cmd]
if json_results_file:
local_test_runner_args += ['--json-results-file=%s' %
json_results_file]
return cmd_helper.RunCmd(
[_TEST_RUNNER_PATH, 'instrumentation'] + local_test_runner_args)
def MergeTestResults(existing_results_json, additional_results_json):
"""Appends results in additional_results_json to existing_results_json."""
for k, v in additional_results_json.items():
if k not in existing_results_json:
existing_results_json[k] = v
else:
if isinstance(v, dict):
if not isinstance(existing_results_json[k], dict):
raise NotImplementedError(
"Can't merge results field %s of different types" % v)
existing_results_json[k].update(v)
elif isinstance(v, list):
if not isinstance(existing_results_json[k], list):
raise NotImplementedError(
"Can't merge results field %s of different types" % v)
existing_results_json[k].extend(v)
else:
raise NotImplementedError(
"Can't merge results field %s that is not a list or dict" % v)
def ExtractCTSZip(args, arch, cts_release):
"""Extract the CTS tests for cts_release.
Extract the CTS zip file from --cts-archive-dir to
apk_dir if specified, or a new temporary directory if not.
Returns following tuple (local_cts_dir, base_cts_dir, delete_cts_dir):
local_cts_dir - CTS extraction location for current arch and cts_release
base_cts_dir - Root directory for all the arches and platforms
delete_cts_dir - Set if the base_cts_dir was created as a temporary
directory
"""
base_cts_dir = None
delete_cts_dir = False
relative_cts_zip_path = GetCtsInfo(args.cts_gcs_path, arch, cts_release,
'filename')
if args.apk_dir:
base_cts_dir = args.apk_dir
else:
base_cts_dir = tempfile.mkdtemp()
delete_cts_dir = True
cts_zip_path = os.path.join(args.cts_archive_dir, relative_cts_zip_path)
local_cts_dir = os.path.join(
base_cts_dir, GetCtsInfo(args.cts_gcs_path, arch, cts_release,
'unzip_dir'))
# We can't simply use standard library zipfile module as that doesn't
# preserve the permissions, in particular the executable bit.
# TODO(zbikowski): replace with a Python perms-preserving implementation
os.makedirs(local_cts_dir, exist_ok=True)
subprocess.run(["unzip", cts_zip_path, "-d", local_cts_dir], check=True)
return (local_cts_dir, base_cts_dir, delete_cts_dir)
def RunAllCTSTests(args, arch, cts_release, test_runner_args):
"""Run CTS tests downloaded from _CTS_BUCKET.
Downloads CTS tests from bucket, runs them for the
specified cts_release+arch, then creates a single
results json file (if specified)
Returns 0 if all tests passed, otherwise
returns the failure code of the last failing
test.
"""
local_cts_dir, base_cts_dir, delete_cts_dir = ExtractCTSZip(
args, arch, cts_release)
cts_result = 0
json_results_file = args.json_results_file
try:
cts_test_runs = GetCtsInfo(args.cts_gcs_path, arch, cts_release,
'test_runs')
cts_results_json = {}
for cts_test_run in cts_test_runs:
iteration_cts_result = 0
test_apk = cts_test_run['apk']
is_hostside = cts_test_run.get('is_hostside', False)
tradefed_aapt_path = args.tradefed_aapt_path if is_hostside else None
tradefed_adb_path = args.tradefed_adb_path if is_hostside else None
voice_service = cts_test_run.get('voice_service')
# Some tests need additional APKs that providing mocking
# services to run
additional_apks = cts_test_run.get('additional_apks')
# Some tests require custom setup and/or teardown steps
setup_commands = cts_test_run.get('setup_commands')
teardown_commands = cts_test_run.get('teardown_commands')
test_app_mode = (_APP_MODE_INSTANT
if args.test_apk_as_instant else _APP_MODE_FULL)
# If --module-apk is specified then skip tests in all other modules
if args.module_apk and os.path.basename(test_apk) != args.module_apk:
continue
iter_test_runner_args = test_runner_args + GetTestRunFilterArg(
args, cts_test_run, test_app_mode, arch)
if json_results_file:
with tempfile.NamedTemporaryFile() as iteration_json_file:
iteration_cts_result = RunCTS(
test_runner_args=iter_test_runner_args,
local_cts_dir=local_cts_dir,
apk=test_apk,
is_hostside=is_hostside,
tradefed_aapt_path=tradefed_aapt_path,
tradefed_adb_path=tradefed_adb_path,
voice_service=voice_service,
additional_apks=additional_apks,
test_app_mode=test_app_mode,
setup_commands=setup_commands,
teardown_commands=teardown_commands,
json_results_file=iteration_json_file.name)
with open(iteration_json_file.name) as f:
additional_results_json = json.load(f)
MergeTestResults(cts_results_json, additional_results_json)
else:
iteration_cts_result = RunCTS(test_runner_args=iter_test_runner_args,
local_cts_dir=local_cts_dir,
apk=test_apk,
is_hostside=is_hostside,
tradefed_aapt_path=tradefed_aapt_path,
tradefed_adb_path=tradefed_adb_path,
voice_service=voice_service,
additional_apks=additional_apks,
test_app_mode=test_app_mode,
setup_commands=setup_commands,
teardown_commands=teardown_commands)
if iteration_cts_result:
cts_result = iteration_cts_result
if json_results_file:
with open(json_results_file, 'w') as f:
json.dump(cts_results_json, f, indent=2)
finally:
if delete_cts_dir and base_cts_dir:
shutil.rmtree(base_cts_dir)
return cts_result
def DetermineCtsRelease(device):
"""Determines the CTS release based on the Android SDK level
Args:
device: The DeviceUtils instance
Returns:
The first letter of the cts_release in uppercase.
Raises:
Exception: if we don't have the CTS tests for the device platform saved in
CIPD already.
"""
cts_release = SDK_PLATFORM_DICT.get(device.build_version_sdk)
if not cts_release:
# Check if we're above the supported version range.
max_supported_sdk = max(SDK_PLATFORM_DICT.keys())
if device.build_version_sdk > max_supported_sdk:
raise Exception("We don't have tests for API level {api_level}, try "
"running the {release} tests with `--cts-release "
"{release}`".format(
api_level=device.build_version_sdk,
release=SDK_PLATFORM_DICT.get(max_supported_sdk),
))
# Otherwise, we must be below the supported version range.
min_supported_sdk = min(SDK_PLATFORM_DICT.keys())
raise Exception("We don't support running CTS tests on platforms less "
"than {release}".format(
release=SDK_PLATFORM_DICT.get(min_supported_sdk), ))
logging.info(('Using test APKs from CTS release=%s because '
'build.version.sdk=%s'),
cts_release, device.build_version_sdk)
return cts_release
def DetermineArch(device):
"""Determines which architecture to use based on the device properties
Args:
device: The DeviceUtils instance
Returns:
The formatted arch string (as expected by CIPD)
Raises:
Exception: if device architecture is not currently supported by this script.
"""
arch = _SUPPORTED_ARCH_DICT.get(device.product_cpu_abi)
if not arch:
raise Exception('Could not find CIPD bucket for your device arch (' +
device.product_cpu_abi +
'), please specify with --arch')
logging.info('Guessing arch=%s because product.cpu.abi=%s', arch,
device.product_cpu_abi)
return arch
def UninstallAnyCtsWebkitPackages(device):
for package in _CTS_WEBKIT_PACKAGES:
device.Uninstall(package)
def ForwardArgsToTestRunner(known_args):
"""Convert any args that should be forwarded to test_runner.py"""
forwarded_args = []
if known_args.devices:
# test_runner.py parses --device as nargs instead of append args
forwarded_args.extend(['--device'] + known_args.devices)
if known_args.denylist_file:
forwarded_args.extend(['--denylist-file', known_args.denylist_file])
if known_args.test_apk_as_instant:
forwarded_args.extend([_TEST_APK_AS_INSTANT_ARG])
if known_args.verbose:
forwarded_args.extend(['-' + 'v' * known_args.verbose])
#TODO: Pass quiet to test runner when it becomes supported
if known_args.variations_test_seed_path:
forwarded_args.extend(
['--variations-test-seed-path', known_args.variations_test_seed_path])
return forwarded_args
@contextlib.contextmanager
def GetDevice(args):
try:
emulator_instance = None
if args.avd_config:
avd_config = avd.AvdConfig(args.avd_config)
avd_config.Install()
emulator_instance = avd_config.CreateInstance()
# Start the emulator w/ -writable-system s.t. we can remount the system
# partition r/w and install our own webview provider. Require fast start
# to avoid startup regressions.
emulator_instance.Start(writable_system=True,
require_fast_start=True,
enable_network=True)
devices = script_common.GetDevices(args.devices, args.denylist_file)
device = devices[0]
if len(devices) > 1:
logging.warning('Detection of arch and cts-release will use 1st of %d '
'devices: %s', len(devices), device.serial)
yield device
finally:
if emulator_instance:
emulator_instance.Stop()
@contextlib.contextmanager
def GetTemporaryRunTimeDepsFile(known_args):
with tempfile.NamedTemporaryFile(mode='w+') as tmpfile:
if known_args.variations_test_seed_path:
tmpfile.write(known_args.variations_test_seed_path)
tmpfile.flush()
yield tmpfile.name
else:
yield None
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
'--arch',
choices=list(set(_SUPPORTED_ARCH_DICT.values())),
default=None,
type=str,
help=('Architecture to for CTS tests. Will auto-determine based on '
'the device ro.product.cpu.abi property.'))
parser.add_argument(
'--cts-release',
# TODO(aluo): --platform is deprecated (the meaning is unclear).
'--platform',
# TODO: crbug.com/1454486 - Remove 'U' once added to SDK_PLATFORM_DICT,
# added Android U CTS to CIPD and configured webview_cts_gcs_path.json.
choices=sorted(set(SDK_PLATFORM_DICT.values()) | {'U'}),
required=False,
default=None,
help='Which CTS release to use for the run. This should generally be <= '
'device OS level (otherwise, the newer tests will fail). If '
'unspecified, the script will auto-determine the release based on '
'device OS level.')
parser.add_argument(
'--skip-expected-failures',
action='store_true',
help="Option to skip all tests that are expected to fail. Can't be used "
"with test filters.")
parser.add_argument(
'--apk-dir',
help='Directory to extract CTS APKs to. '
'Will use temp directory by default.')
parser.add_argument(
'--test-launcher-summary-output',
'--json-results-file',
'--write-full-results-to',
'--isolated-script-test-output',
dest='json_results_file', type=os.path.realpath,
help='If set, will dump results in JSON form to the specified file. '
'Note that this will also trigger saving per-test logcats to '
'logdog.')
parser.add_argument('-m',
'--module-apk',
dest='module_apk',
help='CTS module apk name in the --cts-gcs-path'
' file, without the path prefix.')
parser.add_argument(
'--avd-config',
type=os.path.realpath,
help='Path to the avd config textpb. '
'(See //tools/android/avd/proto for message definition'
' and existing textpb files.)')
# Emulator log will be routed to stdout when "--emulator-debug-tags" is set
# without an output_manager.
# Mark this arg as unused for run_cts to avoid dumping too much swarming log.
parser.add_argument('--emulator-debug-tags', help='Unused')
# The CTS config and archive paths are suitable defaults that
# normally won't need to change, this is available for if we
# want to re-use the run_cts.py script with alternative configurations.
parser.add_argument(
'--cts-gcs-path',
type=os.path.realpath,
default=_DEFAULT_CTS_GCS_PATH_FILE,
help='Path to the JSON file used to configure WebView CTS '
'test suites per Android version. Defaults to: ' +
_DEFAULT_CTS_GCS_PATH_FILE)
parser.add_argument('--cts-archive-dir',
type=os.path.realpath,
default=_DEFAULT_CTS_ARCHIVE_DIR,
help='Path to where CTS archives are stored. '
'Defaults to: ' + _DEFAULT_CTS_ARCHIVE_DIR)
parser.add_argument('--tradefed-aapt-path',
type=os.path.realpath,
default=_DEFAULT_TRADEFED_AAPT_PATH,
help='Path to where AAPT binary is located. '
'Defaults to: ' + _DEFAULT_TRADEFED_AAPT_PATH)
parser.add_argument('--tradefed-adb-path',
type=os.path.realpath,
default=_DEFAULT_TRADEFED_ADB_PATH,
help='Path to where ADB binary is located. '
'Defaults to: ' + _DEFAULT_TRADEFED_ADB_PATH)
# The variations test seed file should be in JSON format. Please look
# in //third_party/chromium-variations for examples of variations
# test seeds.
parser.add_argument('--variations-test-seed-path',
type=os.path.relpath,
default=None,
help='Path to a JSON file that contains the '
'variations test seed. Defaults to running CTS tests '
'without a variations test seed.')
# We are re-using this argument that is used by our test runner
# to detect if we are testing against an instant app
# This allows us to know if we should filter tests based off the app
# app mode or not
# We are adding this filter directly instead of calling a function like
# we do with test_filter.AddFilterOptions below because this would make
# test-apk a required argument which would make this script fail
# because we provide this later programmatically in this script
parser.add_argument(
_TEST_APK_AS_INSTANT_ARG,
action='store_true',
help='Run CTS tests in instant app mode. '
'Instant apps run in a more restrictive execution environment.')
test_filter.AddFilterOptions(parser)
script_common.AddDeviceArguments(parser)
logging_common.AddLoggingArguments(parser)
args, test_runner_args = parser.parse_known_args()
logging_common.InitializeLogging(args)
devil_chromium.Initialize()
test_runner_args.extend(ForwardArgsToTestRunner(args))
with GetDevice(args) as device:
arch = args.arch or DetermineArch(device)
cts_release = args.cts_release or DetermineCtsRelease(device)
if (args.test_filter_files or args.test_filters
or args.isolated_script_test_filters):
# TODO(aluo): auto-determine the module based on the test filter and the
# available tests in each module
if not args.module_apk:
args.module_apk = 'CtsWebkitTestCases.apk'
platform_modules = GetCTSModuleNames(args.cts_gcs_path, arch, cts_release)
if args.module_apk and args.module_apk not in platform_modules:
raise Exception('--module-apk for arch==' + arch + 'and cts_release=='
+ cts_release + ' must be one of: '
+ ', '.join(platform_modules))
# Need to uninstall all previous cts webkit packages so that the
# MockContentProvider names won't conflict with a previously installed
# one under a different package name. This is due to CtsWebkitTestCases's
# package name change from M to N versions of the tests while keeping the
# MockContentProvider's authority string the same.
UninstallAnyCtsWebkitPackages(device)
with GetTemporaryRunTimeDepsFile(args) as runtime_deps_file:
if runtime_deps_file:
test_runner_args.extend(['--runtime-deps-path', runtime_deps_file])
return RunAllCTSTests(args, arch, cts_release, test_runner_args)
if __name__ == '__main__':
sys.exit(main())