blob: 5003b3722276382b9a89897a2c7edeb366c26fcc [file] [log] [blame] [edit]
#!/usr/bin/env python3
#
# Copyright 2013 The Flutter Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
A top level harness to run all unit-tests in a specific engine build.
"""
from pathlib import Path
import argparse
import errno
import glob
import logging
import logging.handlers
import multiprocessing
import os
import re
import shutil
import subprocess
# Explicitly import the parts of sys that are needed. This is to avoid using
# sys.stdout and sys.stderr directly. Instead, only the logger defined below
# should be used for output.
from sys import exit as sys_exit, platform as sys_platform
import tempfile
import time
import typing
import xvfb
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
BUILDROOT_DIR = os.path.abspath(os.path.join(os.path.realpath(__file__), '..', '..', '..'))
OUT_DIR = os.path.join(BUILDROOT_DIR, 'out')
GOLDEN_DIR = os.path.join(BUILDROOT_DIR, 'flutter', 'testing', 'resources')
FONTS_DIR = os.path.join(BUILDROOT_DIR, 'flutter', 'third_party', 'txt', 'third_party', 'fonts')
ROBOTO_FONT_PATH = os.path.join(FONTS_DIR, 'Roboto-Regular.ttf')
FONT_SUBSET_DIR = os.path.join(BUILDROOT_DIR, 'flutter', 'tools', 'font_subset')
ENCODING = 'UTF-8'
LOG_FILE = os.path.join(OUT_DIR, 'run_tests.log')
logger = logging.getLogger(__name__)
console_logger_handler = logging.StreamHandler()
file_logger_handler = logging.FileHandler(LOG_FILE)
# Override print so that it uses the logger instead of stdout directly.
def print(*args, **kwargs): # pylint: disable=redefined-builtin
logger.info(*args, **kwargs)
def print_divider(char='='):
logger.info('\n')
for _ in range(4):
logger.info(''.join([char for _ in range(80)]))
logger.info('\n')
def is_asan(build_dir):
with open(os.path.join(build_dir, 'args.gn')) as args:
if 'is_asan = true' in args.read():
return True
return False
def run_cmd(
cmd: typing.List[str],
forbidden_output: typing.List[str] = None,
expect_failure: bool = False,
env: typing.Dict[str, str] = None,
allowed_failure_output: typing.List[str] = None,
**kwargs
) -> None:
if forbidden_output is None:
forbidden_output = []
if allowed_failure_output is None:
allowed_failure_output = []
command_string = ' '.join(cmd)
print_divider('>')
logger.info('Running command "%s"', command_string)
start_time = time.time()
process = subprocess.Popen(
cmd,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
env=env,
universal_newlines=True,
**kwargs
)
output = ''
for line in iter(process.stdout.readline, ''):
output += line
logger.info(line.rstrip())
process.wait()
end_time = time.time()
if process.returncode != 0 and not expect_failure:
print_divider('!')
logger.error(
'Failed Command:\n\n%s\n\nExit Code: %s\n\nOutput:\n%s', command_string, process.returncode,
output
)
print_divider('!')
allowed_failure = False
for allowed_string in allowed_failure_output:
if allowed_string in output:
allowed_failure = True
if not allowed_failure:
raise RuntimeError('Command "%s" exited with code %s.' % (command_string, process.returncode))
for forbidden_string in forbidden_output:
if forbidden_string in output:
raise RuntimeError(
'command "%s" contained forbidden string "%s"' % (command_string, forbidden_string)
)
print_divider('<')
logger.info('Command run successfully in %.2f seconds: %s', end_time - start_time, command_string)
def is_mac():
return sys_platform == 'darwin'
def is_aarm64():
assert is_mac()
output = subprocess.check_output(['sysctl', 'machdep.cpu'])
text = output.decode('utf-8')
aarm64 = text.find('Apple') >= 0
if not aarm64:
assert text.find('GenuineIntel') >= 0
return aarm64
def is_linux():
return sys_platform.startswith('linux')
def is_windows():
return sys_platform.startswith(('cygwin', 'win'))
def executable_suffix():
return '.exe' if is_windows() else ''
def find_executable_path(path):
if os.path.exists(path):
return path
if is_windows():
exe_path = path + '.exe'
if os.path.exists(exe_path):
return exe_path
bat_path = path + '.bat'
if os.path.exists(bat_path):
return bat_path
raise Exception('Executable %s does not exist!' % path)
def build_engine_executable_command(
build_dir, executable_name, flags=None, coverage=False, gtest=False
):
if flags is None:
flags = []
unstripped_exe = os.path.join(build_dir, 'exe.unstripped', executable_name)
# We cannot run the unstripped binaries directly when coverage is enabled.
if is_linux() and os.path.exists(unstripped_exe) and not coverage:
# Use unstripped executables in order to get better symbolized crash
# stack traces on Linux.
executable = unstripped_exe
else:
executable = find_executable_path(os.path.join(build_dir, executable_name))
coverage_script = os.path.join(BUILDROOT_DIR, 'flutter', 'build', 'generate_coverage.py')
if coverage:
coverage_flags = [
'-t', executable, '-o',
os.path.join(build_dir, 'coverage', executable_name), '-f', 'html'
]
updated_flags = ['--args=%s' % ' '.join(flags)]
test_command = [coverage_script] + coverage_flags + updated_flags
else:
test_command = [executable] + flags
if gtest:
gtest_parallel = os.path.join(
BUILDROOT_DIR, 'flutter', 'third_party', 'gtest-parallel', 'gtest-parallel'
)
test_command = ['python3', gtest_parallel] + test_command
return test_command
def run_engine_executable( # pylint: disable=too-many-arguments
build_dir,
executable_name,
executable_filter,
flags=None,
cwd=BUILDROOT_DIR,
forbidden_output=None,
allowed_failure_output=None,
expect_failure=False,
coverage=False,
extra_env=None,
gtest=False,
):
if executable_filter is not None and executable_name not in executable_filter:
logger.info('Skipping %s due to filter.', executable_name)
return
if flags is None:
flags = []
if forbidden_output is None:
forbidden_output = []
if allowed_failure_output is None:
allowed_failure_output = []
if extra_env is None:
extra_env = {}
unstripped_exe = os.path.join(build_dir, 'exe.unstripped', executable_name)
env = os.environ.copy()
if is_linux():
env['LD_LIBRARY_PATH'] = build_dir
env['VK_DRIVER_FILES'] = os.path.join(build_dir, 'vk_swiftshader_icd.json')
if os.path.exists(unstripped_exe):
unstripped_vulkan = os.path.join(build_dir, 'lib.unstripped', 'libvulkan.so.1')
if os.path.exists(unstripped_vulkan):
vulkan_path = unstripped_vulkan
else:
vulkan_path = os.path.join(build_dir, 'libvulkan.so.1')
try:
os.symlink(vulkan_path, os.path.join(build_dir, 'exe.unstripped', 'libvulkan.so.1'))
except OSError as err:
if err.errno == errno.EEXIST:
pass
else:
raise
elif is_mac():
env['DYLD_LIBRARY_PATH'] = build_dir
else:
env['PATH'] = build_dir + ':' + env['PATH']
logger.info('Running %s in %s', executable_name, cwd)
test_command = build_engine_executable_command(
build_dir,
executable_name,
flags=flags,
coverage=coverage,
gtest=gtest,
)
env['FLUTTER_BUILD_DIRECTORY'] = build_dir
for key, value in extra_env.items():
env[key] = value
try:
run_cmd(
test_command,
cwd=cwd,
forbidden_output=forbidden_output,
expect_failure=expect_failure,
env=env,
allowed_failure_output=allowed_failure_output,
)
except:
# The LUCI environment may provide a variable containing a directory path
# for additional output files that will be uploaded to cloud storage.
# If the command generated a core dump, then run a script to analyze
# the dump and output a report that will be uploaded.
luci_test_outputs_path = os.environ.get('FLUTTER_TEST_OUTPUTS_DIR')
core_path = os.path.join(cwd, 'core')
if luci_test_outputs_path and os.path.exists(core_path) and os.path.exists(unstripped_exe):
dump_path = os.path.join(
luci_test_outputs_path, '%s_%s.txt' % (executable_name, sys_platform)
)
logger.error('Writing core dump analysis to %s', dump_path)
subprocess.call([
os.path.join(BUILDROOT_DIR, 'flutter', 'testing', 'analyze_core_dump.sh'),
BUILDROOT_DIR,
unstripped_exe,
core_path,
dump_path,
])
os.unlink(core_path)
raise
class EngineExecutableTask(): # pylint: disable=too-many-instance-attributes
def __init__( # pylint: disable=too-many-arguments
self,
build_dir,
executable_name,
executable_filter,
flags=None,
cwd=BUILDROOT_DIR,
forbidden_output=None,
allowed_failure_output=None,
expect_failure=False,
coverage=False,
extra_env=None,
):
self.build_dir = build_dir
self.executable_name = executable_name
self.executable_filter = executable_filter
self.flags = flags
self.cwd = cwd
self.forbidden_output = forbidden_output
self.allowed_failure_output = allowed_failure_output
self.expect_failure = expect_failure
self.coverage = coverage
self.extra_env = extra_env
def __call__(self, *args):
run_engine_executable(
self.build_dir,
self.executable_name,
self.executable_filter,
flags=self.flags,
cwd=self.cwd,
forbidden_output=self.forbidden_output,
allowed_failure_output=self.allowed_failure_output,
expect_failure=self.expect_failure,
coverage=self.coverage,
extra_env=self.extra_env,
)
def __str__(self):
command = build_engine_executable_command(
self.build_dir, self.executable_name, flags=self.flags, coverage=self.coverage
)
return ' '.join(command)
shuffle_flags = [
'--gtest_repeat=2',
'--gtest_shuffle',
]
def run_cc_tests(build_dir, executable_filter, coverage, capture_core_dump):
logger.info('Running Engine Unit-tests.')
if capture_core_dump and is_linux():
import resource # pylint: disable=import-outside-toplevel
resource.setrlimit(resource.RLIMIT_CORE, (resource.RLIM_INFINITY, resource.RLIM_INFINITY))
repeat_flags = [
'--repeat=2',
]
def make_test(name, flags=None, extra_env=None):
if flags is None:
flags = repeat_flags
if extra_env is None:
extra_env = {}
return (name, flags, extra_env)
unittests = [
make_test('client_wrapper_glfw_unittests'),
make_test('client_wrapper_unittests'),
make_test('common_cpp_core_unittests'),
make_test('common_cpp_unittests'),
make_test('dart_plugin_registrant_unittests'),
make_test('display_list_rendertests'),
make_test('display_list_unittests'),
make_test('embedder_a11y_unittests'),
make_test('embedder_proctable_unittests'),
make_test('embedder_unittests'),
make_test('fml_unittests'),
make_test('fml_arc_unittests'),
make_test('no_dart_plugin_registrant_unittests'),
make_test('runtime_unittests'),
make_test('testing_unittests'),
make_test('tonic_unittests'),
# The image release unit test can take a while on slow machines.
make_test('ui_unittests', flags=repeat_flags + ['--timeout=90']),
]
if not is_windows():
unittests += [
# https://github.com/google/googletest/issues/2490
make_test('android_external_view_embedder_unittests'),
make_test('jni_unittests'),
make_test('platform_view_android_delegate_unittests'),
# https://github.com/flutter/flutter/issues/36295
make_test('shell_unittests'),
]
if is_windows():
unittests += [
# The accessibility library only supports Mac and Windows.
make_test('accessibility_unittests'),
make_test('client_wrapper_windows_unittests'),
make_test('flutter_windows_unittests'),
]
# These unit-tests are Objective-C and can only run on Darwin.
if is_mac():
unittests += [
# The accessibility library only supports Mac and Windows.
make_test('accessibility_unittests'),
make_test('availability_version_check_unittests'),
make_test('framework_common_unittests'),
make_test('spring_animation_unittests'),
make_test('gpu_surface_metal_unittests'),
]
if is_linux():
flow_flags = [
'--golden-dir=%s' % GOLDEN_DIR,
'--font-file=%s' % ROBOTO_FONT_PATH,
]
icu_flags = ['--icu-data-file-path=%s' % os.path.join(build_dir, 'icudtl.dat')]
unittests += [
make_test('flow_unittests', flags=repeat_flags + ['--'] + flow_flags),
make_test('flutter_glfw_unittests'),
make_test('flutter_linux_unittests', extra_env={'G_DEBUG': 'fatal-criticals'}),
# https://github.com/flutter/flutter/issues/36296
make_test('txt_unittests', flags=repeat_flags + ['--'] + icu_flags),
]
else:
flow_flags = ['--gtest_filter=-PerformanceOverlayLayer.Gold']
unittests += [
make_test('flow_unittests', flags=repeat_flags + flow_flags),
]
build_name = os.path.basename(build_dir)
try:
if is_linux():
xvfb.start_virtual_x(build_name, build_dir)
for test, flags, extra_env in unittests:
run_engine_executable(
build_dir,
test,
executable_filter,
flags,
coverage=coverage,
extra_env=extra_env,
gtest=True
)
finally:
if is_linux():
xvfb.stop_virtual_x(build_name)
if is_mac():
# flutter_desktop_darwin_unittests uses global state that isn't handled
# correctly by gtest-parallel.
# https://github.com/flutter/flutter/issues/104789
if not os.path.basename(build_dir).startswith('host_debug'):
# Test is disabled for flaking in debug runs:
# https://github.com/flutter/flutter/issues/127441
run_engine_executable(
build_dir,
'flutter_desktop_darwin_unittests',
executable_filter,
shuffle_flags,
coverage=coverage
)
extra_env = {
# pylint: disable=line-too-long
# See https://developer.apple.com/documentation/metal/diagnosing_metal_programming_issues_early?language=objc
'MTL_SHADER_VALIDATION': '1', # Enables all shader validation tests.
'MTL_SHADER_VALIDATION_GLOBAL_MEMORY':
'1', # Validates accesses to device and constant memory.
'MTL_SHADER_VALIDATION_THREADGROUP_MEMORY':
'1', # Validates accesses to threadgroup memory.
'MTL_SHADER_VALIDATION_TEXTURE_USAGE':
'1', # Validates that texture references are not nil.
# Note: built from //third_party/swiftshader
'VK_ICD_FILENAMES': os.path.join(build_dir, 'vk_swiftshader_icd.json'),
# Note: built from //third_party/vulkan_validation_layers:vulkan_gen_json_files
# and //third_party/vulkan_validation_layers.
'VK_LAYER_PATH': os.path.join(build_dir, 'vulkan-data'),
'VK_INSTANCE_LAYERS': 'VK_LAYER_KHRONOS_validation',
}
if is_aarm64():
extra_env.update({
'METAL_DEBUG_ERROR_MODE': '0', # Enables metal validation.
'METAL_DEVICE_WRAPPER_TYPE': '1', # Enables metal validation.
})
mac_impeller_unittests_flags = shuffle_flags + [
'--enable_vulkan_validation',
'--gtest_filter=-*OpenGLES' # These are covered in the golden tests.
]
# Impeller tests are only supported on macOS for now.
run_engine_executable(
build_dir,
'impeller_unittests',
executable_filter,
mac_impeller_unittests_flags,
coverage=coverage,
extra_env=extra_env,
# TODO(https://github.com/flutter/flutter/issues/123733): Remove this allowlist.
# See also https://github.com/flutter/flutter/issues/114872.
allowed_failure_output=[
'[MTLCompiler createVertexStageAndLinkPipelineWithFragment:',
'[MTLCompiler pipelineStateWithVariant:',
]
)
# Run one interactive Vulkan test with validation enabled.
#
# TODO(matanlurey): https://github.com/flutter/flutter/issues/134852; enable
# more of the suite, and ideally we'd like to use Skia gold and take screen
# shots as well.
run_engine_executable(
build_dir,
'impeller_unittests',
executable_filter,
shuffle_flags + [
'--enable_vulkan_validation',
'--enable_playground',
'--playground_timeout_ms=4000',
'--gtest_filter="*ColorWheel/Vulkan"',
],
coverage=coverage,
extra_env=extra_env,
)
# Run the Flutter GPU test suite.
run_engine_executable(
build_dir,
'impeller_dart_unittests',
executable_filter,
shuffle_flags + [
'--enable_vulkan_validation',
# TODO(https://github.com/flutter/flutter/issues/142642): Remove this.
'--gtest_filter=-*OpenGLES',
],
coverage=coverage,
extra_env=extra_env,
)
def run_engine_benchmarks(build_dir, executable_filter):
logger.info('Running Engine Benchmarks.')
icu_flags = ['--icu-data-file-path=%s' % os.path.join(build_dir, 'icudtl.dat')]
run_engine_executable(build_dir, 'shell_benchmarks', executable_filter, icu_flags)
run_engine_executable(build_dir, 'fml_benchmarks', executable_filter, icu_flags)
run_engine_executable(build_dir, 'ui_benchmarks', executable_filter, icu_flags)
run_engine_executable(build_dir, 'display_list_builder_benchmarks', executable_filter, icu_flags)
run_engine_executable(build_dir, 'geometry_benchmarks', executable_filter, icu_flags)
run_engine_executable(build_dir, 'canvas_benchmarks', executable_filter, icu_flags)
if is_linux():
run_engine_executable(build_dir, 'txt_benchmarks', executable_filter, icu_flags)
class FlutterTesterOptions():
def __init__(
self,
multithreaded=False,
enable_impeller=False,
enable_observatory=False,
expect_failure=False
):
self.multithreaded = multithreaded
self.enable_impeller = enable_impeller
self.enable_observatory = enable_observatory
self.expect_failure = expect_failure
def apply_args(self, command_args):
if not self.enable_observatory:
command_args.append('--disable-observatory')
if self.enable_impeller:
command_args += ['--enable-impeller']
else:
command_args += ['--no-enable-impeller']
if self.multithreaded:
command_args.insert(0, '--force-multithreading')
def threading_description(self):
if self.multithreaded:
return 'multithreaded'
return 'single-threaded'
def impeller_enabled(self):
if self.enable_impeller:
return 'impeller swiftshader'
return 'skia software'
def gather_dart_test(build_dir, dart_file, options):
kernel_file_name = os.path.basename(dart_file) + '.dill'
kernel_file_output = os.path.join(build_dir, 'gen', kernel_file_name)
error_message = "%s doesn't exist. Please run the build that populates %s" % (
kernel_file_output, build_dir
)
assert os.path.isfile(kernel_file_output), error_message
command_args = []
options.apply_args(command_args)
dart_file_contents = open(dart_file, 'r')
custom_options = re.findall('// FlutterTesterOptions=(.*)', dart_file_contents.read())
dart_file_contents.close()
command_args.extend(custom_options)
command_args += [
'--use-test-fonts',
'--icu-data-file-path=%s' % os.path.join(build_dir, 'icudtl.dat'),
'--flutter-assets-dir=%s' % os.path.join(build_dir, 'gen', 'flutter', 'lib', 'ui', 'assets'),
'--disable-asset-fonts',
kernel_file_output,
]
tester_name = 'flutter_tester'
logger.info(
"Running test '%s' using '%s' (%s, %s)", kernel_file_name, tester_name,
options.threading_description(), options.impeller_enabled()
)
forbidden_output = [] if 'unopt' in build_dir or options.expect_failure else ['[ERROR']
return EngineExecutableTask(
build_dir,
tester_name,
None,
command_args,
forbidden_output=forbidden_output,
expect_failure=options.expect_failure,
)
def ensure_ios_tests_are_built(ios_out_dir):
"""Builds the engine variant and the test dylib containing the XCTests"""
tmp_out_dir = os.path.join(OUT_DIR, ios_out_dir)
ios_test_lib = os.path.join(tmp_out_dir, 'libios_test_flutter.dylib')
message = []
message.append('gn --ios --unoptimized --runtime-mode=debug --no-lto --simulator')
message.append('ninja -C %s ios_test_flutter' % ios_out_dir)
final_message = "%s or %s doesn't exist. Please run the following commands: \n%s" % (
ios_out_dir, ios_test_lib, '\n'.join(message)
)
assert os.path.exists(tmp_out_dir) and os.path.exists(ios_test_lib), final_message
def assert_expected_xcode_version():
"""Checks that the user has a version of Xcode installed"""
version_output = subprocess.check_output(['xcodebuild', '-version'])
# TODO ricardoamador: remove this check when python 2 is deprecated.
version_output = version_output if isinstance(version_output,
str) else version_output.decode(ENCODING)
version_output = version_output.strip()
match = re.match(r'Xcode (\d+)', version_output)
message = 'Xcode must be installed to run the iOS embedding unit tests'
assert match, message
def java_home():
script_path = os.path.dirname(os.path.realpath(__file__))
if is_mac():
return os.path.join(
script_path, '..', '..', 'third_party', 'java', 'openjdk', 'Contents', 'Home'
)
return os.path.join(script_path, '..', '..', 'third_party', 'java', 'openjdk')
def java_bin():
return os.path.join(java_home(), 'bin', 'java.exe' if is_windows() else 'java')
def run_java_tests(executable_filter, android_variant='android_debug_unopt'):
"""Runs the Java JUnit unit tests for the Android embedding"""
test_runner_dir = os.path.join(
BUILDROOT_DIR, 'flutter', 'shell', 'platform', 'android', 'test_runner'
)
gradle_bin = os.path.join(
BUILDROOT_DIR, 'third_party', 'gradle', 'bin', 'gradle.bat' if is_windows() else 'gradle'
)
flutter_jar = os.path.join(OUT_DIR, android_variant, 'flutter.jar')
android_home = os.path.join(BUILDROOT_DIR, 'third_party', 'android_tools', 'sdk')
build_dir = os.path.join(OUT_DIR, android_variant, 'robolectric_tests', 'build')
gradle_cache_dir = os.path.join(OUT_DIR, android_variant, 'robolectric_tests', '.gradle')
test_class = executable_filter if executable_filter else '*'
command = [
gradle_bin,
'-Pflutter_jar=%s' % flutter_jar,
'-Pbuild_dir=%s' % build_dir,
'testDebugUnitTest',
'--tests=%s' % test_class,
'--rerun-tasks',
'--no-daemon',
'--project-cache-dir=%s' % gradle_cache_dir,
'--gradle-user-home=%s' % gradle_cache_dir,
]
env = dict(os.environ, ANDROID_HOME=android_home, JAVA_HOME=java_home())
run_cmd(command, cwd=test_runner_dir, env=env)
def run_android_tests(android_variant='android_debug_unopt', adb_path=None):
test_runner_name = 'flutter_shell_native_unittests'
tests_path = os.path.join(OUT_DIR, android_variant, test_runner_name)
remote_path = '/data/local/tmp'
remote_tests_path = os.path.join(remote_path, test_runner_name)
if adb_path is None:
adb_path = 'adb'
run_cmd([adb_path, 'push', tests_path, remote_path], cwd=BUILDROOT_DIR)
run_cmd([adb_path, 'shell', remote_tests_path])
systrace_test = os.path.join(BUILDROOT_DIR, 'flutter', 'testing', 'android_systrace_test.py')
scenario_apk = os.path.join(OUT_DIR, android_variant, 'firebase_apks', 'scenario_app.apk')
run_cmd([
systrace_test, '--adb-path', adb_path, '--apk-path', scenario_apk, '--package-name',
'dev.flutter.scenarios', '--activity-name', '.PlatformViewsActivity'
])
def run_objc_tests(ios_variant='ios_debug_sim_unopt', test_filter=None):
"""Runs Objective-C XCTest unit tests for the iOS embedding"""
assert_expected_xcode_version()
ios_out_dir = os.path.join(OUT_DIR, ios_variant)
ensure_ios_tests_are_built(ios_out_dir)
new_simulator_name = 'IosUnitTestsSimulator'
# Delete simulators with this name in case any were leaked
# from another test run.
delete_simulator(new_simulator_name)
create_simulator = [
'xcrun '
'simctl '
'create '
'%s com.apple.CoreSimulator.SimDeviceType.iPhone-11' % new_simulator_name
]
run_cmd(create_simulator, shell=True)
try:
ios_unit_test_dir = os.path.join(BUILDROOT_DIR, 'flutter', 'testing', 'ios', 'IosUnitTests')
with tempfile.TemporaryDirectory(suffix='ios_embedding_xcresult') as result_bundle_temp:
result_bundle_path = os.path.join(result_bundle_temp, 'ios_embedding')
# Avoid using xcpretty unless the following can be addressed:
# - Make sure all relevant failure output is printed on a failure.
# - Make sure that a failing exit code is set for CI.
# See https://github.com/flutter/flutter/issues/63742
test_command = [
'xcodebuild '
'-sdk iphonesimulator '
'-scheme IosUnitTests '
'-resultBundlePath ' + result_bundle_path + ' '
'-destination name=' + new_simulator_name + ' '
'test '
'FLUTTER_ENGINE=' + ios_variant
]
if test_filter is not None:
test_command[0] = test_command[0] + ' -only-testing:%s' % test_filter
try:
run_cmd(test_command, cwd=ios_unit_test_dir, shell=True)
except:
# The LUCI environment may provide a variable containing a directory path
# for additional output files that will be uploaded to cloud storage.
# Upload the xcresult when the tests fail.
luci_test_outputs_path = os.environ.get('FLUTTER_TEST_OUTPUTS_DIR')
xcresult_bundle = os.path.join(result_bundle_temp, 'ios_embedding.xcresult')
if luci_test_outputs_path and os.path.exists(xcresult_bundle):
dump_path = os.path.join(luci_test_outputs_path, 'ios_embedding.xcresult')
# xcresults contain many little files. Archive the bundle before upload.
shutil.make_archive(dump_path, 'zip', root_dir=xcresult_bundle)
raise
finally:
delete_simulator(new_simulator_name)
def delete_simulator(simulator_name):
# Will delete all simulators with this name.
command = [
'xcrun',
'simctl',
'delete',
simulator_name,
]
# Let this fail if the simulator was never created.
run_cmd(command, expect_failure=True)
def gather_dart_tests(build_dir, test_filter):
dart_tests_dir = os.path.join(
BUILDROOT_DIR,
'flutter',
'testing',
'dart',
)
# Now that we have the Sky packages at the hardcoded location, run `dart pub get`.
run_engine_executable(
build_dir,
os.path.join('dart-sdk', 'bin', 'dart'),
None,
flags=['pub', 'get', '--offline'],
cwd=dart_tests_dir,
)
dart_observatory_tests = glob.glob('%s/observatory/*_test.dart' % dart_tests_dir)
dart_tests = glob.glob('%s/*_test.dart' % dart_tests_dir)
if 'release' not in build_dir:
for dart_test_file in dart_observatory_tests:
if test_filter is not None and os.path.basename(dart_test_file) not in test_filter:
logger.info("Skipping '%s' due to filter.", dart_test_file)
else:
logger.info("Gathering dart test '%s' with observatory enabled", dart_test_file)
for multithreaded in [False, True]:
for enable_impeller in [False, True]:
yield gather_dart_test(
build_dir, dart_test_file,
FlutterTesterOptions(
multithreaded=multithreaded,
enable_impeller=enable_impeller,
enable_observatory=True
)
)
for dart_test_file in dart_tests:
if test_filter is not None and os.path.basename(dart_test_file) not in test_filter:
logger.info("Skipping '%s' due to filter.", dart_test_file)
else:
logger.info("Gathering dart test '%s'", dart_test_file)
for multithreaded in [False, True]:
for enable_impeller in [False, True]:
yield gather_dart_test(
build_dir, dart_test_file,
FlutterTesterOptions(multithreaded=multithreaded, enable_impeller=enable_impeller)
)
def gather_dart_smoke_test(build_dir, test_filter):
smoke_test = os.path.join(
BUILDROOT_DIR,
'flutter',
'testing',
'smoke_test_failure',
'fail_test.dart',
)
if test_filter is not None and os.path.basename(smoke_test) not in test_filter:
logger.info("Skipping '%s' due to filter.", smoke_test)
else:
yield gather_dart_test(
build_dir, smoke_test, FlutterTesterOptions(multithreaded=True, expect_failure=True)
)
yield gather_dart_test(
build_dir, smoke_test, FlutterTesterOptions(multithreaded=False, expect_failure=True)
)
def gather_dart_package_tests(build_dir, package_path, extra_opts):
dart_tests = glob.glob('%s/test/*_test.dart' % package_path)
if not dart_tests:
raise Exception('No tests found for Dart package at %s' % package_path)
for dart_test_file in dart_tests:
opts = ['--disable-dart-dev', dart_test_file] + extra_opts
yield EngineExecutableTask(
build_dir, os.path.join('dart-sdk', 'bin', 'dart'), None, flags=opts, cwd=package_path
)
# Returns a list of Dart packages to test.
#
# The first element of each tuple in the returned list is the path to the Dart
# package to test. It is assumed that the packages follow the convention that
# tests are named as '*_test.dart', and reside under a directory called 'test'.
#
# The second element of each tuple is a list of additional command line
# arguments to pass to each of the packages tests.
def build_dart_host_test_list(build_dir):
dart_host_tests = [
(
os.path.join('flutter', 'ci'),
[os.path.join(BUILDROOT_DIR, 'flutter')],
),
(
os.path.join('flutter', 'flutter_frontend_server'),
[
build_dir,
os.path.join(build_dir, 'gen', 'frontend_server.dart.snapshot'),
os.path.join(build_dir, 'flutter_patched_sdk')
],
),
(os.path.join('flutter', 'testing', 'litetest'), []),
(os.path.join('flutter', 'testing', 'skia_gold_client'), []),
(os.path.join('flutter', 'testing', 'scenario_app'), []),
(
os.path.join('flutter', 'tools', 'api_check'),
[os.path.join(BUILDROOT_DIR, 'flutter')],
),
(os.path.join('flutter', 'tools', 'build_bucket_golden_scraper'), []),
(os.path.join('flutter', 'tools', 'clang_tidy'), []),
(
os.path.join('flutter', 'tools', 'const_finder'),
[
os.path.join(build_dir, 'gen', 'frontend_server.dart.snapshot'),
os.path.join(build_dir, 'flutter_patched_sdk'),
os.path.join(build_dir, 'dart-sdk', 'lib', 'libraries.json'),
],
),
(os.path.join('flutter', 'tools', 'dir_contents_diff'), []),
(os.path.join('flutter', 'tools', 'engine_tool'), []),
(os.path.join('flutter', 'tools', 'githooks'), []),
(os.path.join('flutter', 'tools', 'header_guard_check'), []),
(os.path.join('flutter', 'tools', 'pkg', 'engine_build_configs'), []),
(os.path.join('flutter', 'tools', 'pkg', 'engine_repo_tools'), []),
(os.path.join('flutter', 'tools', 'pkg', 'git_repo_tools'), []),
]
if not is_asan(build_dir):
dart_host_tests += [
(os.path.join('flutter', 'tools', 'path_ops', 'dart'), []),
]
return dart_host_tests
def run_benchmark_tests(build_dir):
test_dir = os.path.join(BUILDROOT_DIR, 'flutter', 'testing', 'benchmark')
dart_tests = glob.glob('%s/test/*_test.dart' % test_dir)
for dart_test_file in dart_tests:
opts = ['--disable-dart-dev', dart_test_file]
run_engine_executable(
build_dir, os.path.join('dart-sdk', 'bin', 'dart'), None, flags=opts, cwd=test_dir
)
def worker_init(queue, level):
queue_handler = logging.handlers.QueueHandler(queue)
log = logging.getLogger(__name__)
log.setLevel(logging.INFO)
queue_handler.setLevel(level)
log.addHandler(queue_handler)
def run_engine_tasks_in_parallel(tasks):
# Work around a bug in Python.
#
# The multiprocessing package relies on the win32 WaitForMultipleObjects()
# call, which supports waiting on a maximum of MAXIMUM_WAIT_OBJECTS (defined
# by Windows to be 64) handles, processes in this case. To avoid hitting
# this, we limit ourselves to 60 handles (since there are a couple extra
# processes launched for the queue reader and thread wakeup reader).
#
# See: https://bugs.python.org/issue26903
max_processes = multiprocessing.cpu_count()
if sys_platform.startswith(('cygwin', 'win')) and max_processes > 60:
max_processes = 60
queue = multiprocessing.Queue()
queue_listener = logging.handlers.QueueListener(
queue,
console_logger_handler,
file_logger_handler,
respect_handler_level=True,
)
queue_listener.start()
failures = []
try:
with multiprocessing.Pool(max_processes, worker_init,
[queue, logger.getEffectiveLevel()]) as pool:
async_results = [(t, pool.apply_async(t, ())) for t in tasks]
for task, async_result in async_results:
try:
async_result.get()
except Exception as exn: # pylint: disable=broad-except
failures += [(task, exn)]
finally:
queue_listener.stop()
if len(failures) > 0:
logger.error('The following commands failed:')
for task, exn in failures:
logger.error('%s\n %s\n\n', str(task), str(exn))
return False
return True
class DirectoryChange():
"""
A scoped change in the CWD.
"""
old_cwd: str = ''
new_cwd: str = ''
def __init__(self, new_cwd: str):
self.new_cwd = new_cwd
def __enter__(self):
self.old_cwd = os.getcwd()
os.chdir(self.new_cwd)
def __exit__(self, exception_type, exception_value, exception_traceback):
os.chdir(self.old_cwd)
def run_impeller_golden_tests(build_dir: str):
"""
Executes the impeller golden image tests from in the `variant` build.
"""
tests_path: str = os.path.join(build_dir, 'impeller_golden_tests')
if not os.path.exists(tests_path):
raise Exception(
'Cannot find the "impeller_golden_tests" executable in "%s". You may need to build it.' %
(build_dir)
)
harvester_path: Path = Path(SCRIPT_DIR).parent.joinpath('tools'
).joinpath('golden_tests_harvester')
with tempfile.TemporaryDirectory(prefix='impeller_golden') as temp_dir:
run_cmd([tests_path, f'--working_dir={temp_dir}'], cwd=build_dir)
dart_bin = os.path.join(build_dir, 'dart-sdk', 'bin', 'dart')
golden_path = os.path.join('testing', 'impeller_golden_tests_output.txt')
script_path = os.path.join('tools', 'dir_contents_diff', 'bin', 'dir_contents_diff.dart')
diff_result = subprocess.run(
f'{dart_bin} run {script_path} {golden_path} {temp_dir}',
check=False,
shell=True,
stdout=subprocess.PIPE,
cwd=os.path.join(BUILDROOT_DIR, 'flutter')
)
if diff_result.returncode != 0:
print_divider('<')
print(diff_result.stdout.decode())
raise RuntimeError('impeller_golden_tests diff failure')
with DirectoryChange(harvester_path):
bin_path = Path('.').joinpath('bin').joinpath('golden_tests_harvester.dart')
run_cmd([dart_bin, 'run', str(bin_path), temp_dir])
def main():
parser = argparse.ArgumentParser(
description="""
In order to learn the details of running tests in the engine, please consult the
Flutter Wiki page on the subject: https://github.com/flutter/flutter/wiki/Testing-the-engine
"""
)
all_types = [
'engine',
'dart',
'dart-host',
'benchmarks',
'java',
'android',
'objc',
'font-subset',
'impeller-golden',
]
parser.add_argument(
'--variant',
dest='variant',
action='store',
default='host_debug_unopt',
help='The engine build variant to run the tests for.'
)
parser.add_argument(
'--type',
type=str,
default='all',
help='A list of test types, default is "all" (equivalent to "%s")' % (','.join(all_types))
)
parser.add_argument(
'--engine-filter', type=str, default='', help='A list of engine test executables to run.'
)
parser.add_argument(
'--dart-filter',
type=str,
default='',
help='A list of Dart test scripts to run in flutter_tester.'
)
parser.add_argument(
'--dart-host-filter',
type=str,
default='',
help='A list of Dart test scripts to run with the Dart CLI.'
)
parser.add_argument(
'--java-filter',
type=str,
default='',
help='A single Java test class to run (example: "io.flutter.SmokeTest")'
)
parser.add_argument(
'--android-variant',
dest='android_variant',
action='store',
default='android_debug_unopt',
help='The engine build variant to run java or android tests for'
)
parser.add_argument(
'--ios-variant',
dest='ios_variant',
action='store',
default='ios_debug_sim_unopt',
help='The engine build variant to run objective-c tests for'
)
parser.add_argument(
'--verbose-dart-snapshot',
dest='verbose_dart_snapshot',
action='store_true',
default=False,
help='Show extra dart snapshot logging.'
)
parser.add_argument(
'--objc-filter',
type=str,
default=None,
help=(
'Filter parameter for which objc tests to run '
'(example: "IosUnitTestsTests/SemanticsObjectTest/testShouldTriggerAnnouncement")'
)
)
parser.add_argument(
'--coverage',
action='store_true',
default=None,
help='Generate coverage reports for each unit test framework run.'
)
parser.add_argument(
'--engine-capture-core-dump',
dest='engine_capture_core_dump',
action='store_true',
default=False,
help='Capture core dumps from crashes of engine tests.'
)
parser.add_argument(
'--use-sanitizer-suppressions',
dest='sanitizer_suppressions',
action='store_true',
default=False,
help='Provide the sanitizer suppressions lists to the via environment to the tests.'
)
parser.add_argument(
'--adb-path',
dest='adb_path',
action='store',
default=None,
help='Provide the path of adb used for android tests. By default it looks on $PATH.'
)
parser.add_argument(
'--quiet',
dest='quiet',
action='store_true',
default=False,
help='Only emit output when there is an error.'
)
parser.add_argument(
'--logs-dir',
dest='logs_dir',
type=str,
help='The directory that verbose logs will be copied to in --quiet mode.',
)
args = parser.parse_args()
logger.addHandler(console_logger_handler)
logger.addHandler(file_logger_handler)
logger.setLevel(logging.INFO)
if args.quiet:
file_logger_handler.setLevel(logging.INFO)
console_logger_handler.setLevel(logging.WARNING)
else:
console_logger_handler.setLevel(logging.INFO)
if args.type == 'all':
types = all_types
else:
types = args.type.split(',')
build_dir = os.path.join(OUT_DIR, args.variant)
if args.type != 'java' and args.type != 'android':
assert os.path.exists(build_dir), 'Build variant directory %s does not exist!' % build_dir
if args.sanitizer_suppressions:
assert is_linux() or is_mac(
), 'The sanitizer suppressions flag is only supported on Linux and Mac.'
file_dir = os.path.dirname(os.path.abspath(__file__))
command = [
'env', '-i', 'bash', '-c',
'source {}/sanitizer_suppressions.sh >/dev/null && env'.format(file_dir)
]
process = subprocess.Popen(command, stdout=subprocess.PIPE)
for line in process.stdout:
key, _, value = line.decode('utf8').strip().partition('=')
os.environ[key] = value
process.communicate() # Avoid pipe deadlock while waiting for termination.
success = True
engine_filter = args.engine_filter.split(',') if args.engine_filter else None
if 'engine' in types:
run_cc_tests(build_dir, engine_filter, args.coverage, args.engine_capture_core_dump)
# Use this type to exclusively run impeller tests.
if 'impeller' in types:
build_name = args.variant
try:
xvfb.start_virtual_x(build_name, build_dir)
run_engine_executable(
build_dir, 'impeller_unittests', engine_filter, shuffle_flags, coverage=args.coverage
)
finally:
xvfb.stop_virtual_x(build_name)
if 'dart' in types:
dart_filter = args.dart_filter.split(',') if args.dart_filter else None
tasks = list(gather_dart_smoke_test(build_dir, dart_filter))
tasks += list(gather_dart_tests(build_dir, dart_filter))
success = success and run_engine_tasks_in_parallel(tasks)
if 'dart-host' in types:
dart_filter = args.dart_host_filter.split(',') if args.dart_host_filter else None
dart_host_packages = build_dart_host_test_list(build_dir)
tasks = []
for dart_host_package, extra_opts in dart_host_packages:
if dart_filter is None or dart_host_package in dart_filter:
tasks += list(
gather_dart_package_tests(
build_dir,
os.path.join(BUILDROOT_DIR, dart_host_package),
extra_opts,
)
)
success = success and run_engine_tasks_in_parallel(tasks)
if 'java' in types:
assert not is_windows(), "Android engine files can't be compiled on Windows."
java_filter = args.java_filter
if ',' in java_filter or '*' in java_filter:
logger.wraning(
'Can only filter JUnit4 tests by single entire class name, '
'eg "io.flutter.SmokeTest". Ignoring filter=' + java_filter
)
java_filter = None
run_java_tests(java_filter, args.android_variant)
if 'android' in types:
assert not is_windows(), "Android engine files can't be compiled on Windows."
run_android_tests(args.android_variant, args.adb_path)
if 'objc' in types:
assert is_mac(), 'iOS embedding tests can only be run on macOS.'
run_objc_tests(args.ios_variant, args.objc_filter)
# https://github.com/flutter/flutter/issues/36300
if 'benchmarks' in types and not is_windows():
run_benchmark_tests(build_dir)
run_engine_benchmarks(build_dir, engine_filter)
variants_to_skip = ['host_release', 'host_profile']
if ('engine' in types or 'font-subset' in types) and args.variant not in variants_to_skip:
cmd = ['python3', 'test.py', '--variant', args.variant]
if 'arm64' in args.variant:
cmd += ['--target-cpu', 'arm64']
run_cmd(cmd, cwd=FONT_SUBSET_DIR)
if 'impeller-golden' in types:
run_impeller_golden_tests(build_dir)
if args.quiet and args.logs_dir:
shutil.copy(LOG_FILE, os.path.join(args.logs_dir, 'run_tests.log'))
return 0 if success else 1
if __name__ == '__main__':
sys_exit(main())