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Diffstat (limited to 'tests/test_server.py')
| -rw-r--r-- | tests/test_server.py | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/tests/test_server.py b/tests/test_server.py new file mode 100644 index 0000000..1da5663 --- /dev/null +++ b/tests/test_server.py @@ -0,0 +1,273 @@ +# SPDX-License-Identifier: AGPL-3.0-or-later + +# Repository tests +# +# This file is part of Hydrilla +# +# Copyright (C) 2021, 2022 Wojtek Kosior +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as +# published by the Free Software Foundation, either version 3 of the +# License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see <https://www.gnu.org/licenses/>. +# +# +# I, Wojtek Kosior, thereby promise not to sue for violation of this +# file's license. Although I request that you do not make use this code +# in a proprietary program, I am not going to enforce this in court. + +# Enable using with Python 3.7. +from __future__ import annotations + +import pytest +import sys +import shutil +import json + +from pathlib import Path +from hashlib import sha256 +from tempfile import TemporaryDirectory +from typing import Callable, Optional + +from flask.testing import FlaskClient +from markupsafe import escape +from werkzeug import Response + +from hydrilla import util as hydrilla_util +from hydrilla.builder import Build +from hydrilla.server import HydrillaApp, config, _version + +here = Path(__file__).resolve().parent +config_path = here / 'config.json' +source_path = here / 'source-package-example' + +expected_generated_by = { + 'name': 'hydrilla.server', + 'version': _version.version +} + +SetupMod = Optional[Callable['Setup', None]] + +source_files = ( + 'index.json', 'hello.js', 'bye.js', 'message.js', 'README.txt', + 'README.txt.license', '.reuse/dep5', 'LICENSES/CC0-1.0.txt' +) + +class Setup: + """ + Facilitate preparing test malcontent directory, Hydrilla config file and the + actual Flask client. In a customizable way. + """ + def __init__(self, modify_before_build: SetupMod=None, + modify_after_build: SetupMod=None) -> None: + """Initialize Setup.""" + self._modify_before_build = modify_before_build + self._modify_after_build = modify_after_build + self._config = None + self._client = None + + def _prepare(self) -> None: + """Perform the build and call the callbacks as appropriate.""" + self.tmpdir = TemporaryDirectory() + + self.containing_dir = Path(self.tmpdir.name) + self.malcontent_dir = self.containing_dir / 'sample_malcontent' + self.index_json = Path('index.json') + + self.source_dir = self.containing_dir / 'sample_source_package' + for source_file in source_files: + dst_path = self.source_dir / source_file + dst_path.parent.mkdir(parents=True, exist_ok=True) + shutil.copyfile(source_path / source_file, dst_path) + + self.config_path = self.containing_dir / 'config.json' + shutil.copyfile(config_path, self.config_path) + + if self._modify_before_build: + self._modify_before_build(self) + + build = Build(self.source_dir, self.index_json) + build.write_package_files(self.malcontent_dir) + + if self._modify_after_build: + self._modify_after_build(self) + + def config(self) -> dict: + """Provide the contents of JSON config file used.""" + if self._config is None: + self._prepare() + self._config = config.load([self.config_path]) + + return self._config + + def client(self) -> FlaskClient: + """ + Provide app client that serves the objects from built sample package. + """ + if self._client is None: + app = HydrillaApp(self.config(), flask_config={'TESTING': True}) + self._client = app.test_client() + + return self._client + +def remove_all_uuids(setup: Setup) -> None: + """Modify sample packages before build to contain no (optional) UUIDs""" + index_json = (setup.source_dir / 'index.json').read_text() + index_json = json.loads(hydrilla_util.strip_json_comments(index_json)) + + for definition in index_json['definitions']: + del definition['uuid'] + + index_json = ("// SPDX-License-Identifier: CC0-1.0\n" + + "// Copyright (C) 2021, 2022 Wojtek Kosior\n" + + json.dumps(index_json)) + + (setup.source_dir / 'index.json').write_text(index_json) + +default_setup = Setup() +uuidless_setup = Setup(modify_before_build=remove_all_uuids) + +def def_get(url: str) -> Response: + """Convenience wrapper for def_get()""" + return default_setup.client().get(url) + +def test_project_url() -> None: + """Fetch index.html and verify project URL from config is present there.""" + response = def_get('/') + assert b'html' in response.data + project_url = default_setup.config()['hydrilla_project_url'] + assert escape(project_url).encode() in response.data + +@pytest.mark.parametrize('setup', [default_setup, uuidless_setup]) +@pytest.mark.parametrize('item_type', ['resource', 'mapping']) +def test_get_newest(setup: Setup, item_type: str) -> None: + """ + Verify that + GET '/{item_type}/{item_identifier}.json' + returns proper definition that is also served at: + GET '/{item_type}/{item_identifier}/{item_version}' + """ + response = setup.client().get(f'/{item_type}/helloapple.json') + assert response.status_code == 200 + definition = json.loads(response.data.decode()) + assert definition['type'] == item_type + assert definition['identifier'] == 'helloapple' + + response = setup.client().get(f'/{item_type}/helloapple/2021.11.10') + assert response.status_code == 200 + assert definition == json.loads(response.data.decode()) + + assert ('uuid' in definition) == (setup is not uuidless_setup) + + hydrilla_util.validator_for(f'api_{item_type}_description-1.0.1.schema.json')\ + .validate(definition) + +@pytest.mark.parametrize('item_type', ['resource', 'mapping']) +def test_get_nonexistent(item_type: str) -> None: + """ + Verify that attempts to GET a JSON definition of a nonexistent item or item + version result in 404. + """ + response = def_get(f'/{item_type}/nonexistentapple.json') + assert response.status_code == 404 + response = def_get(f'/{item_type}/helloapple/1.2.3.999') + assert response.status_code == 404 + +@pytest.mark.parametrize('item_type', ['resource', 'mapping']) +def test_file_refs(item_type: str) -> None: + """ + Verify that files referenced by definitions are accessible under their + proper URLs and that their hashes match. + """ + response = def_get(f'/{item_type}/helloapple/2021.11.10') + assert response.status_code == 200 + definition = json.loads(response.data.decode()) + + for file_ref in [*definition.get('scripts', []), + *definition['source_copyright']]: + hash_sum = file_ref["sha256"] + response = def_get(f'/file/sha256/{hash_sum}') + + assert response.status_code == 200 + assert sha256(response.data).digest().hex() == hash_sum + +def test_empty_query() -> None: + """ + Verify that querying mappings for URL gives an empty list when there're no + mathes. + """ + response = def_get(f'/query?url=https://nonexiste.nt/example') + assert response.status_code == 200 + + response_object = json.loads(response.data.decode()) + + assert response_object == { + '$schema': 'https://hydrilla.koszko.org/schemas/api_query_result-1.schema.json', + 'mappings': [], + 'generated_by': expected_generated_by + } + + hydrilla_util.validator_for('api_query_result-1.0.1.schema.json')\ + .validate(response_object) + +def test_query() -> None: + """ + Verify that querying mappings for URL gives a list with reference(s) the the + matching mapping(s). + """ + response = def_get(f'/query?url=https://hydrillabugs.koszko.org/') + assert response.status_code == 200 + + response_object = json.loads(response.data.decode()) + + assert response_object == { + '$schema': 'https://hydrilla.koszko.org/schemas/api_query_result-1.schema.json', + 'mappings': [{ + 'identifier': 'helloapple', + 'long_name': 'Hello Apple', + 'version': [2021, 11, 10] + }], + 'generated_by': expected_generated_by + } + + hydrilla_util.validator_for('api_query_result-1.0.1.schema.json')\ + .validate(response_object) + +def test_source() -> None: + """Verify source descriptions are properly served.""" + response = def_get(f'/source/hello.json') + assert response.status_code == 200 + + description = json.loads(response.data.decode()) + assert description['source_name'] == 'hello' + + assert sorted([d['identifier'] for d in description['definitions']]) == \ + ['hello-message', 'helloapple', 'helloapple'] + + zipfile_hash = description['source_archives']['zip']['sha256'] + response = def_get(f'/source/hello.zip') + assert sha256(response.data).digest().hex() == zipfile_hash + + hydrilla_util.validator_for('api_source_description-1.0.1.schema.json')\ + .validate(description) + +def test_missing_source() -> None: + """Verify requests for nonexistent sources result in 404.""" + response = def_get(f'/source/nonexistent.json') + assert response.status_code == 404 + + response = def_get(f'/source/nonexistent.zip') + assert response.status_code == 404 + +def test_normalize_version(): + assert hydrilla_util.normalize_version([4, 5, 3, 0, 0]) == [4, 5, 3] + assert hydrilla_util.normalize_version([1, 0, 5, 0]) == [1, 0, 5] + assert hydrilla_util.normalize_version([3, 3]) == [3, 3] |