| #!/usr/bin/env python |
| # Copyright (C) 2011 Google Inc. All rights reserved. |
| # |
| # 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 Google name 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. |
| |
| """ |
| This is an implementation of the Port interface that overrides other |
| ports and changes the Driver binary to "MockDRT". |
| """ |
| |
| import base64 |
| import logging |
| import optparse |
| import os |
| import sys |
| |
| from webkitpy.common.system import filesystem |
| |
| from webkitpy.layout_tests.port import base |
| from webkitpy.layout_tests.port import factory |
| |
| _log = logging.getLogger(__name__) |
| |
| |
| class MockDRTPort(object): |
| """MockPort implementation of the Port interface.""" |
| |
| def __init__(self, **kwargs): |
| prefix = 'mock-' |
| if 'port_name' in kwargs: |
| kwargs['port_name'] = kwargs['port_name'][len(prefix):] |
| self.__delegate = factory.get(**kwargs) |
| self.__real_name = prefix + self.__delegate.name() |
| |
| def real_name(self): |
| return self.__real_name |
| |
| def __getattr__(self, name): |
| return getattr(self.__delegate, name) |
| |
| def acquire_http_lock(self): |
| pass |
| |
| def release_http_lock(self): |
| pass |
| |
| def check_build(self, needs_http): |
| return True |
| |
| def check_sys_deps(self, needs_http): |
| return True |
| |
| def driver_cmd_line(self): |
| driver = self.create_driver(0) |
| return driver.cmd_line() |
| |
| def _path_to_driver(self): |
| return os.path.abspath(__file__) |
| |
| def create_driver(self, worker_number): |
| # We need to create a driver object as the delegate would, but |
| # overwrite the path to the driver binary in its command line. We do |
| # this by actually overwriting its cmd_line() method with a proxy |
| # method that splices in the mock_drt path and command line arguments |
| # in place of the actual path to the driver binary. |
| |
| def overriding_cmd_line(): |
| cmd = self.__original_driver_cmd_line() |
| index = cmd.index(self.__delegate._path_to_driver()) |
| cmd[index:index + 1] = [sys.executable, self._path_to_driver(), |
| '--platform', self.name()] |
| return cmd |
| |
| delegated_driver = self.__delegate.create_driver(worker_number) |
| self.__original_driver_cmd_line = delegated_driver.cmd_line |
| delegated_driver.cmd_line = overriding_cmd_line |
| return delegated_driver |
| |
| def start_helper(self): |
| pass |
| |
| def start_http_server(self): |
| pass |
| |
| def start_websocket_server(self): |
| pass |
| |
| def stop_helper(self): |
| pass |
| |
| def stop_http_server(self): |
| pass |
| |
| def stop_websocket_server(self): |
| pass |
| |
| |
| def main(argv, fs, stdin, stdout, stderr): |
| """Run the tests.""" |
| |
| options, args = parse_options(argv) |
| if options.chromium: |
| drt = MockChromiumDRT(options, args, fs, stdin, stdout, stderr) |
| else: |
| drt = MockDRT(options, args, fs, stdin, stdout, stderr) |
| return drt.run() |
| |
| |
| def parse_options(argv): |
| # FIXME: We have to do custom arg parsing instead of using the optparse |
| # module. First, Chromium and non-Chromium DRTs have a different argument |
| # syntax. Chromium uses --pixel-tests=<path>, and non-Chromium uses |
| # --pixel-tests as a boolean flag. Second, we don't want to have to list |
| # every command line flag DRT accepts, but optparse complains about |
| # unrecognized flags. At some point it might be good to share a common |
| # DRT options class between this file and webkit.py and chromium.py |
| # just to get better type checking. |
| platform_index = argv.index('--platform') |
| platform = argv[platform_index + 1] |
| |
| pixel_tests = False |
| pixel_path = None |
| chromium = False |
| if platform.startswith('chromium'): |
| chromium = True |
| for arg in argv: |
| if arg.startswith('--pixel-tests'): |
| pixel_tests = True |
| pixel_path = arg[len('--pixel-tests='):] |
| else: |
| pixel_tests = '--pixel-tests' in argv |
| options = base.DummyOptions(chromium=chromium, |
| platform=platform, |
| pixel_tests=pixel_tests, |
| pixel_path=pixel_path) |
| return (options, []) |
| |
| |
| # FIXME: Should probably change this to use DriverInput after |
| # https://bugs.webkit.org/show_bug.cgi?id=53004 lands. |
| class _DRTInput(object): |
| def __init__(self, line): |
| vals = line.strip().split("'") |
| if len(vals) == 1: |
| self.uri = vals[0] |
| self.checksum = None |
| else: |
| self.uri = vals[0] |
| self.checksum = vals[1] |
| |
| |
| class MockDRT(object): |
| def __init__(self, options, args, filesystem, stdin, stdout, stderr): |
| self._options = options |
| self._args = args |
| self._filesystem = filesystem |
| self._stdout = stdout |
| self._stdin = stdin |
| self._stderr = stderr |
| |
| port_name = None |
| if options.platform: |
| port_name = options.platform |
| self._port = factory.get(port_name, options=options, filesystem=filesystem) |
| |
| def run(self): |
| while True: |
| line = self._stdin.readline() |
| if not line: |
| break |
| self.run_one_test(self.parse_input(line)) |
| return 0 |
| |
| def parse_input(self, line): |
| return _DRTInput(line) |
| |
| def run_one_test(self, test_input): |
| port = self._port |
| if test_input.uri.startswith('http'): |
| test_name = port.uri_to_test_name(test_input.uri) |
| test_path = self._filesystem.join(port.layout_tests_dir(), test_name) |
| else: |
| test_path = test_input.uri |
| |
| actual_text = port.expected_text(test_path) |
| actual_audio = port.expected_audio(test_path) |
| if self._options.pixel_tests and test_input.checksum: |
| actual_checksum = port.expected_checksum(test_path) |
| actual_image = port.expected_image(test_path) |
| |
| if actual_audio: |
| self._stdout.write('Content-Type: audio/wav\n') |
| self._stdout.write('Content-Transfer-Encoding: base64\n') |
| output = base64.b64encode(actual_audio) |
| self._stdout.write('Content-Length: %s\n' % len(output)) |
| self._stdout.write(output) |
| else: |
| self._stdout.write('Content-Type: text/plain\n') |
| # FIXME: Note that we don't ensure there is a trailing newline! |
| # This mirrors actual (Mac) DRT behavior but is a bug. |
| self._stdout.write(actual_text) |
| |
| self._stdout.write('#EOF\n') |
| |
| if self._options.pixel_tests and test_input.checksum: |
| self._stdout.write('\n') |
| self._stdout.write('ActualHash: %s\n' % actual_checksum) |
| self._stdout.write('ExpectedHash: %s\n' % test_input.checksum) |
| if actual_checksum != test_input.checksum: |
| self._stdout.write('Content-Type: image/png\n') |
| self._stdout.write('Content-Length: %s\n' % len(actual_image)) |
| self._stdout.write(actual_image) |
| self._stdout.write('#EOF\n') |
| self._stdout.flush() |
| self._stderr.flush() |
| |
| |
| # FIXME: Should probably change this to use DriverInput after |
| # https://bugs.webkit.org/show_bug.cgi?id=53004 lands. |
| class _ChromiumDRTInput(_DRTInput): |
| def __init__(self, line): |
| vals = line.strip().split() |
| if len(vals) == 3: |
| self.uri, self.timeout, self.checksum = vals |
| else: |
| self.uri = vals[0] |
| self.timeout = vals[1] |
| self.checksum = None |
| |
| |
| class MockChromiumDRT(MockDRT): |
| def parse_input(self, line): |
| return _ChromiumDRTInput(line) |
| |
| def run_one_test(self, test_input): |
| port = self._port |
| test_name = self._port.uri_to_test_name(test_input.uri) |
| test_path = self._filesystem.join(port.layout_tests_dir(), test_name) |
| |
| actual_text = port.expected_text(test_path) |
| actual_image = '' |
| actual_checksum = '' |
| if self._options.pixel_tests and test_input.checksum: |
| actual_checksum = port.expected_checksum(test_path) |
| if actual_checksum != test_input.checksum: |
| actual_image = port.expected_image(test_path) |
| |
| self._stdout.write("#URL:%s\n" % test_input.uri) |
| if self._options.pixel_tests and test_input.checksum: |
| self._stdout.write("#MD5:%s\n" % actual_checksum) |
| self._filesystem.write_binary_file(self._options.pixel_path, |
| actual_image) |
| self._stdout.write(actual_text) |
| |
| # FIXME: (See above FIXME as well). Chromium DRT appears to always |
| # ensure the text output has a trailing newline. Mac DRT does not. |
| if not actual_text.endswith('\n'): |
| self._stdout.write('\n') |
| self._stdout.write('#EOF\n') |
| self._stdout.flush() |
| |
| |
| if __name__ == '__main__': |
| fs = filesystem.FileSystem() |
| sys.exit(main(sys.argv[1:], fs, sys.stdin, sys.stdout, sys.stderr)) |