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swh/indexer/tests/utils.py
| # Copyright (C) 2017-2018 The Software Heritage developers | # Copyright (C) 2017-2018 The Software Heritage developers | ||||
| # See the AUTHORS file at the top-level directory of this distribution | # See the AUTHORS file at the top-level directory of this distribution | ||||
| # License: GNU General Public License version 3, or any later version | # License: GNU General Public License version 3, or any later version | ||||
| # See top-level LICENSE file for more information | # See top-level LICENSE file for more information | ||||
| import abc | import abc | ||||
| import datetime | import datetime | ||||
| import hashlib | import hashlib | ||||
| import random | import random | ||||
| from hypothesis import strategies | |||||
| from swh.model import hashutil | from swh.model import hashutil | ||||
| from swh.model.hashutil import hash_to_bytes, hash_to_hex | from swh.model.hashutil import hash_to_bytes, hash_to_hex | ||||
| from swh.indexer.storage import INDEXER_CFG_KEY | from swh.indexer.storage import INDEXER_CFG_KEY | ||||
| BASE_TEST_CONFIG = { | BASE_TEST_CONFIG = { | ||||
| 'storage': { | 'storage': { | ||||
| 'cls': 'memory', | 'cls': 'memory', | ||||
| ▲ Show 20 Lines • Show All 371 Lines • ▼ Show 20 Lines | 'description': | ||||
| 'Tiny web service for parsing yarn.lock files', | 'Tiny web service for parsing yarn.lock files', | ||||
| 'issueTracker': | 'issueTracker': | ||||
| 'https://github.com/librariesio/yarn-parser/issues', | 'https://github.com/librariesio/yarn-parser/issues', | ||||
| 'name': 'yarn-parser', | 'name': 'yarn-parser', | ||||
| 'keywords': ['yarn', 'parse', 'lock', 'dependencies'], | 'keywords': ['yarn', 'parse', 'lock', 'dependencies'], | ||||
| } | } | ||||
| json_dict_keys = strategies.one_of( | |||||
| strategies.characters(), | |||||
| *map(strategies.just, ['type', 'url', 'name', 'email', '@id', | |||||
| '@context', 'repository', 'license', | |||||
| ]), | |||||
| ) | |||||
| """Hypothesis strategy that generates strings, with an emphasis on those | |||||
| that are often used as dictionary keys in metadata files.""" | |||||
| generic_json_document = strategies.recursive( | |||||
| strategies.none() | strategies.booleans() | strategies.floats() | | |||||
| strategies.characters(), | |||||
| lambda children: ( | |||||
| strategies.lists(children, 1) | | |||||
| strategies.dictionaries(json_dict_keys, children, min_size=1) | |||||
| ) | |||||
| ) | |||||
| """Hypothesis strategy that generates possible values for values of JSON | |||||
| metadata files.""" | |||||
| def json_document_strategy(keys=None): | |||||
| """Generates an hypothesis strategy that generates metadata files | |||||
| for a format that uses the given keys.""" | |||||
| if keys is None: | |||||
| keys = strategies.characters() | |||||
| else: | |||||
| keys = strategies.one_of(map(strategies.just, keys)) | |||||
| return strategies.dictionaries(keys, generic_json_document, min_size=1) | |||||
| def filter_dict(d, keys): | def filter_dict(d, keys): | ||||
| 'return a copy of the dict with keys deleted' | 'return a copy of the dict with keys deleted' | ||||
| if not isinstance(keys, (list, tuple)): | if not isinstance(keys, (list, tuple)): | ||||
| keys = (keys, ) | keys = (keys, ) | ||||
| return dict((k, v) for (k, v) in d.items() if k not in keys) | return dict((k, v) for (k, v) in d.items() if k not in keys) | ||||
| def fill_obj_storage(obj_storage): | def fill_obj_storage(obj_storage): | ||||
| ▲ Show 20 Lines • Show All 226 Lines • Show Last 20 Lines | |||||