| # Copyright 2017 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. |
| |
| """WPTManifest is responsible for handling MANIFEST.json. |
| |
| The MANIFEST.json file contains metadata about files in web-platform-tests, |
| such as what tests exist, and extra information about each test, including |
| test type, options, URLs to use, and reference file paths if applicable. |
| """ |
| |
| import json |
| import logging |
| |
| from webkitpy.common.path_finder import PathFinder |
| from webkitpy.common.memoized import memoized |
| |
| _log = logging.getLogger(__file__) |
| |
| |
| class WPTManifest(object): |
| |
| def __init__(self, json_content): |
| # TODO(tkent): Create a Manifest object by Manifest.from_json(). |
| # See ../thirdparty/wpt/wpt/tools/manifest/manifest.py. |
| self.raw_dict = json.loads(json_content) |
| self.test_types = ('manual', 'reftest', 'testharness') |
| |
| def _items_for_path(self, path_in_wpt): |
| """Returns manifest items for the given WPT path, or None if not found. |
| |
| The format of a manifest item depends on: |
| https://github.com/w3c/web-platform-tests/blob/master/tools/manifest/item.py |
| |
| For most testharness tests, the returned items is expected |
| to look like this: [["/some/test/path.html", {}]]. For reference tests, |
| it will be a list with three items ([url, references, extras]). |
| """ |
| items = self.raw_dict['items'] |
| for test_type in self.test_types: |
| if path_in_wpt in items[test_type]: |
| return items[test_type][path_in_wpt] |
| return None |
| |
| @memoized |
| def all_urls(self): |
| """Returns a set of the urls for all items in the manifest.""" |
| urls = set() |
| if 'items' in self.raw_dict: |
| items = self.raw_dict['items'] |
| for category in self.test_types: |
| if category in items: |
| for records in items[category].values(): |
| urls.update([item[0] for item in records]) |
| return urls |
| |
| def is_test_file(self, path_in_wpt): |
| return self._items_for_path(path_in_wpt) is not None |
| |
| def is_test_url(self, url): |
| """Checks if url is a valid test in the manifest. |
| |
| The url must be the WPT test name with a leading slash (/). |
| """ |
| if url[0] != '/': |
| raise Exception('Test url missing leading /: %s' % url) |
| return url in self.all_urls() |
| |
| def file_path_to_url_paths(self, path_in_wpt): |
| manifest_items = self._items_for_path(path_in_wpt) |
| assert manifest_items is not None |
| return [item[0][1:] for item in manifest_items] |
| |
| @staticmethod |
| def _get_extras_from_item(item): |
| return item[-1] |
| |
| def is_slow_test(self, test_name): |
| items = self._items_for_path(test_name) |
| if not items: |
| return False |
| extras = WPTManifest._get_extras_from_item(items[0]) |
| return 'timeout' in extras and extras['timeout'] == 'long' |
| |
| def extract_reference_list(self, path_in_wpt): |
| """Extracts reference information of the specified reference test. |
| |
| The return value is a list of (match/not-match, reference path in wpt) |
| pairs, like: |
| [("==", "foo/bar/baz-match.html"), |
| ("!=", "foo/bar/baz-mismatch.html")] |
| """ |
| all_items = self.raw_dict['items'] |
| if path_in_wpt not in all_items['reftest']: |
| return [] |
| reftest_list = [] |
| for item in all_items['reftest'][path_in_wpt]: |
| for ref_path_in_wpt, expectation in item[1]: |
| reftest_list.append((expectation, ref_path_in_wpt)) |
| return reftest_list |
| |
| @staticmethod |
| def ensure_manifest(host): |
| """Generates the MANIFEST.json file if it does not exist.""" |
| finder = PathFinder(host.filesystem) |
| manifest_path = finder.path_from_layout_tests('external', 'wpt', 'MANIFEST.json') |
| base_manifest_path = finder.path_from_layout_tests('external', 'WPT_BASE_MANIFEST.json') |
| |
| if not host.filesystem.exists(base_manifest_path): |
| _log.error('Manifest base not found at "%s".', base_manifest_path) |
| host.filesystem.write_text_file(base_manifest_path, '{}') |
| |
| if not host.filesystem.exists(manifest_path): |
| _log.debug('Manifest not found, copying from base "%s".', base_manifest_path) |
| host.filesystem.copyfile(base_manifest_path, manifest_path) |
| |
| wpt_path = manifest_path = finder.path_from_layout_tests('external', 'wpt') |
| WPTManifest.generate_manifest(host, wpt_path) |
| |
| # Adding this log line to diagnose https://crbug.com/714503 |
| _log.debug('Manifest generation completed.') |
| |
| @staticmethod |
| def generate_manifest(host, dest_path): |
| """Generates MANIFEST.json on the specified directory.""" |
| executive = host.executive |
| finder = PathFinder(host.filesystem) |
| wpt_exec_path = finder.path_from_tools_scripts('webkitpy', 'thirdparty', 'wpt', 'wpt', 'wpt') |
| |
| cmd = ['python', wpt_exec_path, 'manifest', '--work', '--tests-root', dest_path] |
| _log.debug('Running command: %s', ' '.join(cmd)) |
| proc = executive.popen(cmd, stdout=executive.PIPE, stderr=executive.PIPE, stdin=executive.PIPE) |
| out, err = proc.communicate('') |
| if proc.returncode: |
| _log.info('# ret> %d', proc.returncode) |
| if out: |
| _log.info(out) |
| if err: |
| _log.info(err) |
| host.exit(proc.returncode) |
| return proc.returncode, out |