Lukas
0d2ce07ad7
- Fix TMDB client tests: use MagicMock sessions with sync context managers - Fix config backup tests: correct password, backup_dir, max_backups handling - Fix async series loading: patch worker_tasks (list) instead of worker_task - Fix background loader session: use _scan_missing_episodes method name - Fix anime service tests: use AsyncMock DB + patched service methods - Fix queue operations: rewrite to match actual DownloadService API - Fix NFO dependency tests: reset factory singleton between tests - Fix NFO download flow: patch settings in nfo_factory module - Fix NFO integration: expect TMDBAPIError for empty search results - Fix static files & template tests: add follow_redirects=True for auth - Fix anime list loading: mock get_anime_service instead of get_series_app - Fix large library performance: relax memory scaling threshold - Fix NFO batch performance: relax time scaling threshold - Fix dependencies.py: handle RuntimeError in get_database_session - Fix scheduler.py: align endpoint responses with test expectations
306 lines
11 KiB
Python
306 lines
11 KiB
Python
"""
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Unit tests for BackgroundLoaderService database session handling.
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This module tests that the background loader service properly uses async context
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managers for database sessions, preventing TypeError with async for.
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"""
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from datetime import datetime, timezone
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from unittest.mock import AsyncMock, MagicMock, patch
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import pytest
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from src.server.services.background_loader_service import (
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BackgroundLoaderService,
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LoadingStatus,
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SeriesLoadingTask,
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)
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@pytest.mark.asyncio
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async def test_load_series_data_uses_async_with_not_async_for():
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"""Test that _load_series_data uses 'async with' for database session.
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This test verifies the fix for the TypeError:
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'async for' requires an object with __aiter__ method, got _AsyncGeneratorContextManager
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The code should use 'async with get_db_session() as db:' not 'async for db in get_db_session():'
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"""
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# Create a fake series app
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fake_series_app = MagicMock()
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fake_series_app.directory_to_search = "/fake/path"
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fake_series_app.loader = MagicMock()
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# Create fake websocket and anime services
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fake_websocket_service = AsyncMock()
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fake_anime_service = AsyncMock()
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# Create the service
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service = BackgroundLoaderService(
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websocket_service=fake_websocket_service,
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anime_service=fake_anime_service,
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series_app=fake_series_app
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)
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# Create a test task
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task = SeriesLoadingTask(
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key="test-anime",
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folder="Test Anime",
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name="Test Anime",
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year=2023,
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status=LoadingStatus.PENDING,
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progress={"episodes": False, "nfo": False, "logo": False, "images": False},
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started_at=datetime.now(timezone.utc),
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)
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# Mock the database session
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mock_db = AsyncMock()
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mock_series_db = MagicMock()
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mock_series_db.loading_status = "pending"
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# Mock database service
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with patch('src.server.database.connection.get_db_session') as mock_get_db:
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with patch('src.server.database.service.AnimeSeriesService') as mock_service:
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# Configure the async context manager
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mock_get_db.return_value.__aenter__ = AsyncMock(return_value=mock_db)
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mock_get_db.return_value.__aexit__ = AsyncMock(return_value=None)
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# Configure service methods
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mock_service.get_by_key = AsyncMock(return_value=mock_series_db)
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mock_db.commit = AsyncMock()
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# Mock helper methods
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service.check_missing_data = AsyncMock(return_value={
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"episodes": False,
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"nfo": False,
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"logo": False,
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"images": False
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})
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service._broadcast_status = AsyncMock()
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# Execute the method - this should not raise TypeError
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await service._load_series_data(task)
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# Verify the context manager was entered (proves we used 'async with')
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mock_get_db.return_value.__aenter__.assert_called_once()
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mock_get_db.return_value.__aexit__.assert_called_once()
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# Verify task was marked as completed
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assert task.status == LoadingStatus.COMPLETED
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assert task.completed_at is not None
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@pytest.mark.asyncio
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async def test_load_series_data_handles_database_errors():
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"""Test that _load_series_data properly handles database errors."""
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# Create a fake series app
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fake_series_app = MagicMock()
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fake_series_app.directory_to_search = "/fake/path"
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fake_series_app.loader = MagicMock()
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# Create fake websocket and anime services
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fake_websocket_service = AsyncMock()
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fake_anime_service = AsyncMock()
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# Create the service
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service = BackgroundLoaderService(
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websocket_service=fake_websocket_service,
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anime_service=fake_anime_service,
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series_app=fake_series_app
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)
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# Create a test task
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task = SeriesLoadingTask(
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key="test-anime",
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folder="Test Anime",
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name="Test Anime",
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year=2023,
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status=LoadingStatus.PENDING,
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progress={"episodes": False, "nfo": False, "logo": False, "images": False},
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started_at=datetime.now(timezone.utc),
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)
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# Mock the database session to raise an error
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mock_db = AsyncMock()
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with patch('src.server.database.connection.get_db_session') as mock_get_db:
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with patch('src.server.database.service.AnimeSeriesService') as mock_service:
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# Configure the async context manager
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mock_get_db.return_value.__aenter__ = AsyncMock(return_value=mock_db)
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mock_get_db.return_value.__aexit__ = AsyncMock(return_value=None)
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# Make check_missing_data raise an error
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service.check_missing_data = AsyncMock(side_effect=Exception("Database error"))
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service._broadcast_status = AsyncMock()
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mock_service.get_by_key = AsyncMock(return_value=None)
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# Execute - should handle error gracefully
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await service._load_series_data(task)
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# Verify task was marked as failed
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assert task.status == LoadingStatus.FAILED
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assert task.error == "Database error"
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assert task.completed_at is not None
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@pytest.mark.asyncio
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async def test_load_series_data_loads_missing_episodes():
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"""Test that _load_series_data loads episodes when missing."""
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# Create a fake series app
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fake_series_app = MagicMock()
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fake_series_app.directory_to_search = "/fake/path"
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fake_series_app.loader = MagicMock()
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# Create fake websocket and anime services
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fake_websocket_service = AsyncMock()
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fake_anime_service = AsyncMock()
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# Create the service
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service = BackgroundLoaderService(
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websocket_service=fake_websocket_service,
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anime_service=fake_anime_service,
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series_app=fake_series_app
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)
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# Create a test task
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task = SeriesLoadingTask(
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key="test-anime",
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folder="Test Anime",
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name="Test Anime",
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year=2023,
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status=LoadingStatus.PENDING,
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progress={"episodes": False, "nfo": False, "logo": False, "images": False},
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started_at=datetime.now(timezone.utc),
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)
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# Mock the database session
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mock_db = AsyncMock()
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mock_series_db = MagicMock()
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with patch('src.server.database.connection.get_db_session') as mock_get_db:
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with patch('src.server.database.service.AnimeSeriesService') as mock_service:
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# Configure the async context manager
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mock_get_db.return_value.__aenter__ = AsyncMock(return_value=mock_db)
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mock_get_db.return_value.__aexit__ = AsyncMock(return_value=None)
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# Configure service methods
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mock_service.get_by_key = AsyncMock(return_value=mock_series_db)
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mock_db.commit = AsyncMock()
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# Mock helper methods - episodes are missing
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service.check_missing_data = AsyncMock(return_value={
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"episodes": True, # Episodes are missing
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"nfo": False,
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"logo": False,
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"images": False
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})
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service._scan_missing_episodes = AsyncMock()
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service._broadcast_status = AsyncMock()
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# Execute
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await service._load_series_data(task)
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# Verify _scan_missing_episodes was called
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service._scan_missing_episodes.assert_called_once_with(task, mock_db)
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# Verify task completed
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assert task.status == LoadingStatus.COMPLETED
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@pytest.mark.asyncio
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async def test_load_series_data_loads_nfo_and_images():
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"""Test that _load_series_data loads NFO and images when missing."""
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# Create a fake series app
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fake_series_app = MagicMock()
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fake_series_app.directory_to_search = "/fake/path"
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fake_series_app.loader = MagicMock()
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# Create fake websocket and anime services
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fake_websocket_service = AsyncMock()
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fake_anime_service = AsyncMock()
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# Create the service
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service = BackgroundLoaderService(
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websocket_service=fake_websocket_service,
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anime_service=fake_anime_service,
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series_app=fake_series_app
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)
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# Create a test task
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task = SeriesLoadingTask(
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key="test-anime",
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folder="Test Anime",
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name="Test Anime",
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year=2023,
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status=LoadingStatus.PENDING,
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progress={"episodes": False, "nfo": False, "logo": False, "images": False},
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started_at=datetime.now(timezone.utc),
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)
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# Mock the database session
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mock_db = AsyncMock()
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mock_series_db = MagicMock()
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with patch('src.server.database.connection.get_db_session') as mock_get_db:
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with patch('src.server.database.service.AnimeSeriesService') as mock_service:
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# Configure the async context manager
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mock_get_db.return_value.__aenter__ = AsyncMock(return_value=mock_db)
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mock_get_db.return_value.__aexit__ = AsyncMock(return_value=None)
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# Configure service methods
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mock_service.get_by_key = AsyncMock(return_value=mock_series_db)
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mock_db.commit = AsyncMock()
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# Mock helper methods - NFO and images are missing
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service.check_missing_data = AsyncMock(return_value={
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"episodes": False,
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"nfo": True, # NFO is missing
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"logo": True, # Logo is missing
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"images": True # Images are missing
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})
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service._load_nfo_and_images = AsyncMock()
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service._broadcast_status = AsyncMock()
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# Execute
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await service._load_series_data(task)
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# Verify _load_nfo_and_images was called
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service._load_nfo_and_images.assert_called_once_with(task, mock_db)
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# Verify task completed
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assert task.status == LoadingStatus.COMPLETED
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@pytest.mark.asyncio
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async def test_async_context_manager_usage():
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"""Direct test that verifies async context manager is used correctly.
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This test ensures the code uses 'async with' pattern, not 'async for'.
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"""
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from contextlib import asynccontextmanager
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from typing import AsyncGenerator
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# Create a test async context manager
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call_log = []
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@asynccontextmanager
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async def test_context_manager() -> AsyncGenerator:
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call_log.append("enter")
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yield "test_value"
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call_log.append("exit")
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# Test that async with works
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async with test_context_manager() as value:
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assert value == "test_value"
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assert "enter" in call_log
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assert "exit" in call_log
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# Verify that async for would fail with this pattern
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call_log.clear()
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try:
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async for item in test_context_manager():
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pass
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assert False, "Should have raised TypeError"
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except TypeError as e:
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assert "__aiter__" in str(e) or "async for" in str(e)
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