mirror of
https://github.com/JockeTF/fimfarchive.git
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345 lines
8.6 KiB
Python
345 lines
8.6 KiB
Python
"""
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Mapper tests.
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"""
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#
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# Fimfarchive, preserves stories from Fimfiction.
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# Copyright (C) 2015 Joakim Soderlund
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import os
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from typing import no_type_check, Dict, Any
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from unittest.mock import patch, MagicMock, PropertyMock
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import pytest
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from fimfarchive.exceptions import InvalidStoryError
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from fimfarchive.flavors import MetaFormat
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from fimfarchive.mappers import (
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MetaFormatMapper, StaticMapper, StoryDateMapper, StoryPathMapper
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)
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from fimfarchive.stories import Story
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CHAPTERS = 'chapters'
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MODIFIED = 'date_modified'
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class TestStaticMapper:
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"""
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StaticMapper tests.
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"""
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@pytest.fixture
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def value(self):
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"""
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Returns a unique instance.
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"""
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return object()
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def test_value(self, story, value):
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"""
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Tests returns the supplied value.
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"""
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mapper = StaticMapper(value)
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assert mapper(story) is value
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class TestStoryDateMapper:
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"""
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StoryDateMapper tests.
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"""
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@pytest.fixture
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def mapper(self):
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"""
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Returns a new StoryDateMapper.
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"""
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return StoryDateMapper()
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def merge(self, story, meta):
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"""
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Returns a cloned story containing the supplied meta.
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"""
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return Story(
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key=story.key,
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fetcher=None,
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meta=meta,
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data=story.data,
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flavors=story.flavors,
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)
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def test_missing_story(self, mapper):
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"""
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Tests `None` is returned when story is `None`.
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"""
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assert mapper(None) is None
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def test_invalid_story(self, mapper, story):
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"""
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Tests `None` is returned when `InvalidStoryError` is raised.
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"""
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with patch.object(Story, 'meta', new_callable=PropertyMock) as m:
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m.side_effect = InvalidStoryError
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assert mapper(story) is None
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assert m.called_once_with(story)
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def test_empty_meta(self, mapper, story):
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"""
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Tests `None` is returned when meta is empty.
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"""
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story = story.merge(meta=dict())
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assert mapper(story) is None
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def test_meta_without_dates(self, mapper, story):
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"""
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Tests `None` is returned when meta contains no dates.
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"""
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meta: Dict[str, Any] = {
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CHAPTERS: [
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dict(),
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dict(),
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dict(),
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story) is None
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def test_meta_without_chapters(self, mapper, story):
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"""
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Tests timestamp is returned when no chapters are present.
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"""
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meta = {
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MODIFIED: 5,
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_none_chapters(self, mapper, story):
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"""
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Tests timestamp is returned when chapters is `None`.
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"""
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meta = {
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MODIFIED: 5,
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CHAPTERS: None,
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_empty_chapters(self, mapper, story):
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"""
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Tests timestamp is returned when chapters is empty.
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"""
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meta = {
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MODIFIED: 5,
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CHAPTERS: [],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_only_chapter_dates(self, mapper, story):
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"""
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Tests timestamp is returned when only chapter dates are present.
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"""
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meta = {
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CHAPTERS: [
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{MODIFIED: 3},
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{MODIFIED: 5},
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{MODIFIED: 4},
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_only_story_date(self, mapper, story):
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"""
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Tests timestamp is returned when only story date is present.
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"""
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meta = {
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MODIFIED: 5,
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CHAPTERS: [
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dict(),
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dict(),
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dict(),
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_latest_chapter_date(self, mapper, story):
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"""
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Tests latests timestamp is returned when in chapter dates.
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"""
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meta = {
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MODIFIED: 3,
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CHAPTERS: [
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{MODIFIED: 1},
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{MODIFIED: 5},
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{MODIFIED: 3},
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_latest_story_date(self, mapper, story):
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"""
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Tests latest timestamp is returned when in story date.
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"""
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meta = {
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MODIFIED: 5,
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CHAPTERS: [
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{MODIFIED: 1},
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{MODIFIED: 3},
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{MODIFIED: 2},
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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def test_meta_with_both_latest(self, mapper, story):
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"""
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Tests latest timestamp is returned when in both.
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"""
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meta = {
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MODIFIED: 5,
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CHAPTERS: [
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{MODIFIED: 1},
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{MODIFIED: 5},
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{MODIFIED: 3},
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],
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}
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story = story.merge(meta=meta)
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assert mapper(story).timestamp == 5
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class TestStoryPathMapper:
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"""
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StoryPathMapper tests.
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"""
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def test_joins_paths(self, story):
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"""
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Tests returns directory joined with story key.
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"""
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directory = os.path.join('some', 'directory')
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path = os.path.join(directory, str(story.key))
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mapper = StoryPathMapper(directory)
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assert mapper(story) == path
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@no_type_check
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def test_casts_values(self, tmpdir, story):
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"""
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Tests casts all values to string when joining.
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"""
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directory = MagicMock()
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directory.__str__.return_value = 'dir'
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story.key = MagicMock()
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story.key.__str__.return_value = 'key'
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mapper = StoryPathMapper(directory)
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assert mapper(story) == os.path.join('dir', 'key')
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assert directory.__str__.called_once_with()
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assert story.key.__str__.called_once_with()
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class TestMetaFormatMapper:
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"""
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MetaFormatMapper tests.
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"""
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@pytest.fixture
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def mapper(self):
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"""
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Returns a meta format mapper instance.
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"""
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return MetaFormatMapper()
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@pytest.fixture(params=['likes', 'dislikes', 'words'])
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def alpha(self, request):
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"""
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Returns an alpha meta key.
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"""
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return request.param
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@pytest.fixture(params=['num_likes', 'num_dislikes', 'num_words'])
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def beta(self, request):
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"""
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Returns a beta meta key.
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"""
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return request.param
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def merge(self, story, *keys):
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"""
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Returns a story containing the requested meta keys.
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"""
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meta = {key: i for i, key in enumerate(keys, 1)}
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return story.merge(meta=meta)
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def test_alpha_format(self, mapper, story, alpha):
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"""
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Tests alpha meta format is detected.
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"""
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story = self.merge(story, alpha, 'misc')
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assert mapper(story) == MetaFormat.ALPHA
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def test_beta_format(self, mapper, story, beta):
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"""
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Tests beta meta format is detected.
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"""
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story = self.merge(story, beta, 'misc')
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assert mapper(story) == MetaFormat.BETA
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def test_conflict(self, mapper, story, alpha, beta):
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"""
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Tests None is returned for conflicting meta keys.
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"""
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story = self.merge(story, alpha, beta)
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assert mapper(story) is None
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def test_existing_flavor(self, mapper, story, beta):
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"""
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Tests existing flavor takes precedence over meta.
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"""
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story = story.merge(flavors=[MetaFormat.ALPHA])
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story = self.merge(story, beta, 'misc')
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assert mapper(story) is MetaFormat.ALPHA
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