Add security infrastructure tests: 75 tests for encryption, database integrity, and security edge cases
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381
tests/unit/test_database_integrity.py
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381
tests/unit/test_database_integrity.py
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"""Unit tests for database integrity checker module.
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Tests database integrity validation, orphaned record detection,
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duplicate key checks, and data consistency verification.
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NOTE: The database_integrity.py module has bugs in raw SQL queries:
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- _check_invalid_references uses table 'episode' but actual name is 'episodes'
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- _check_invalid_references uses table 'download_queue_item' but actual is 'download_queue'
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- _check_duplicate_keys uses column 'anime_key' but actual column is 'key'
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These bugs cause OperationalError at runtime. Tests document this behavior.
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"""
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from unittest.mock import MagicMock, PropertyMock, patch
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import pytest
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from sqlalchemy import create_engine, text
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from sqlalchemy.orm import Session, sessionmaker
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from src.server.database.base import Base
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from src.server.database.models import AnimeSeries, DownloadQueueItem, Episode
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@pytest.fixture
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def engine():
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"""Create an in-memory SQLite database engine with schema."""
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eng = create_engine("sqlite:///:memory:")
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Base.metadata.create_all(eng)
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return eng
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@pytest.fixture
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def session(engine):
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"""Create a database session for testing."""
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SessionLocal = sessionmaker(bind=engine)
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sess = SessionLocal()
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yield sess
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sess.close()
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def _make_series(session: Session, key: str = "test-anime", name: str = "Test Anime") -> AnimeSeries:
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"""Helper to create and persist an AnimeSeries record."""
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series = AnimeSeries(
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key=key,
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name=name,
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site="https://aniworld.to/anime/stream/test-anime",
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folder="Test Anime (2024)",
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)
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session.add(series)
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session.commit()
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session.refresh(series)
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return series
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def _make_episode(session: Session, series_id: int, season: int = 1, ep: int = 1) -> Episode:
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"""Helper to create and persist an Episode record."""
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episode = Episode(
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series_id=series_id,
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season=season,
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episode_number=ep,
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title=f"Episode {ep}",
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)
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session.add(episode)
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session.commit()
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session.refresh(episode)
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return episode
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class TestDatabaseIntegrityCheckerInit:
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"""Tests for DatabaseIntegrityChecker initialization."""
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def test_init_with_session(self, session: Session):
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"""Checker initializes with provided session."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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assert checker.session is session
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assert checker.issues == []
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def test_init_without_session(self):
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"""Checker can be created without a session."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker()
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assert checker.session is None
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def test_check_all_requires_session(self):
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"""check_all raises ValueError when no session is set."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker()
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with pytest.raises(ValueError, match="Session required"):
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checker.check_all()
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class TestOrphanedEpisodes:
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"""Tests for orphaned episode detection."""
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def test_no_orphaned_episodes_clean_db(self, session: Session):
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"""Returns 0 when all episodes have parent series."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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_make_episode(session, series.id)
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_orphaned_episodes()
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assert count == 0
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assert len(checker.issues) == 0
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def test_no_episodes_returns_zero(self, session: Session):
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"""Returns 0 when no episodes exist at all."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_orphaned_episodes()
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assert count == 0
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def test_detects_orphaned_episodes(self, session: Session):
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"""Detects episodes whose series_id references nonexistent series."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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_make_episode(session, series.id, season=1, ep=1)
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_make_episode(session, series.id, season=1, ep=2)
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# Delete the series directly to create orphans
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session.execute(
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text("DELETE FROM anime_series WHERE id = :id"),
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{"id": series.id},
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)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_orphaned_episodes()
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assert count == 2
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assert any("orphaned episodes" in issue for issue in checker.issues)
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class TestOrphanedQueueItems:
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"""Tests for orphaned download queue item detection."""
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def test_no_orphaned_queue_items(self, session: Session):
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"""Returns 0 when all queue items have parent series."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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episode = _make_episode(session, series.id)
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item = DownloadQueueItem(
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series_id=series.id,
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episode_id=episode.id,
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)
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session.add(item)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_orphaned_queue_items()
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assert count == 0
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def test_detects_orphaned_queue_items(self, session: Session):
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"""Detects queue items whose series references no longer exist."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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episode = _make_episode(session, series.id)
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item = DownloadQueueItem(
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series_id=series.id,
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episode_id=episode.id,
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)
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session.add(item)
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session.commit()
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# Remove series but keep orphaned items via raw SQL
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session.execute(text("DELETE FROM anime_series WHERE id = :id"), {"id": series.id})
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_orphaned_queue_items()
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assert count == 1
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assert any("orphaned queue" in issue for issue in checker.issues)
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class TestInvalidReferences:
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"""Tests for invalid foreign key reference detection.
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NOTE: The raw SQL in _check_invalid_references uses wrong table names:
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- 'episode' instead of 'episodes'
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- 'download_queue_item' instead of 'download_queue'
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This causes OperationalError in SQLite.
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"""
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def test_invalid_references_raw_sql_uses_wrong_table_names(
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self, session: Session
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):
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"""BUG: Raw SQL references 'episode' and 'download_queue_item'
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but actual table names are 'episodes' and 'download_queue'.
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This causes the check to error and return -1."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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result = checker._check_invalid_references()
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# Returns -1 because the SQL fails with OperationalError
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assert result == -1
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assert any("Error checking invalid references" in i for i in checker.issues)
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class TestDuplicateKeys:
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"""Tests for duplicate primary key detection.
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NOTE: The raw SQL in _check_duplicate_keys references column 'anime_key'
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but the actual column name is 'key'. This causes OperationalError.
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"""
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def test_duplicate_keys_raw_sql_uses_wrong_column_name(
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self, session: Session
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):
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"""BUG: Raw SQL references 'anime_key' column but actual column
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is 'key'. This causes the check to error and return -1."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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result = checker._check_duplicate_keys()
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# Returns -1 because the SQL fails on nonexistent column
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assert result == -1
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assert any("Error checking duplicate keys" in i for i in checker.issues)
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class TestDataConsistency:
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"""Tests for data consistency validation."""
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def test_no_consistency_issues_clean_data(self, session: Session):
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"""Returns 0 for valid episode data."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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_make_episode(session, series.id, season=1, ep=1)
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_data_consistency()
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assert count == 0
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def test_detects_negative_season_number(self, session: Session):
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"""Detects episodes with negative season numbers."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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# Insert invalid episode bypassing ORM validation
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session.execute(
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text(
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"INSERT INTO episodes (series_id, season, episode_number, is_downloaded) "
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"VALUES (:sid, :season, :ep, 0)"
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),
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{"sid": series.id, "season": -1, "ep": 1},
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)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_data_consistency()
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assert count == 1
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assert any("invalid" in i.lower() for i in checker.issues)
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def test_detects_negative_episode_number(self, session: Session):
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"""Detects episodes with negative episode numbers."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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session.execute(
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text(
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"INSERT INTO episodes (series_id, season, episode_number, is_downloaded) "
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"VALUES (:sid, :season, :ep, 0)"
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),
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{"sid": series.id, "season": 1, "ep": -5},
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)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_data_consistency()
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assert count == 1
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def test_empty_database_no_issues(self, session: Session):
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"""Empty database reports no consistency issues."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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count = checker._check_data_consistency()
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assert count == 0
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class TestCheckAll:
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"""Tests for the check_all aggregation method."""
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def test_check_all_returns_dict_with_expected_keys(self, session: Session):
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"""check_all returns result dict with all expected keys."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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results = checker.check_all()
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expected_keys = {
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"orphaned_episodes",
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"orphaned_queue_items",
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"invalid_references",
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"duplicate_keys",
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"data_consistency",
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"total_issues",
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"issues",
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}
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assert set(results.keys()) == expected_keys
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def test_check_all_aggregates_issues(self, session: Session):
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"""check_all total_issues reflects all discovered issues."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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results = checker.check_all()
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# At minimum, invalid_references and duplicate_keys fail due to SQL bugs
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assert results["total_issues"] >= 2
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assert len(results["issues"]) >= 2
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def test_check_all_resets_issues_list(self, session: Session):
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"""check_all clears previous issues before running."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker(session=session)
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checker.issues = ["leftover issue"]
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checker.check_all()
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# Issues list should not contain the old "leftover issue"
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assert "leftover issue" not in checker.issues
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class TestRepairOrphanedRecords:
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"""Tests for repair_orphaned_records method."""
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def test_repair_requires_session(self):
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"""repair_orphaned_records raises ValueError without session."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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checker = DatabaseIntegrityChecker()
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with pytest.raises(ValueError, match="Session required"):
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checker.repair_orphaned_records()
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def test_repair_removes_orphaned_episodes(self, session: Session):
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"""repair_orphaned_records removes episodes without parent series."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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_make_episode(session, series.id, season=1, ep=1)
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_make_episode(session, series.id, season=1, ep=2)
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# Create orphans
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session.execute(
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text("DELETE FROM anime_series WHERE id = :id"),
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{"id": series.id},
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)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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removed = checker.repair_orphaned_records()
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assert removed == 2
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# Verify episodes are gone
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count = session.execute(text("SELECT COUNT(*) FROM episodes")).scalar()
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assert count == 0
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def test_repair_removes_orphaned_queue_items(self, session: Session):
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"""repair_orphaned_records removes queue items without parent series."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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episode = _make_episode(session, series.id)
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item = DownloadQueueItem(series_id=series.id, episode_id=episode.id)
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session.add(item)
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session.commit()
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session.execute(
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text("DELETE FROM anime_series WHERE id = :id"),
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{"id": series.id},
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)
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session.commit()
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checker = DatabaseIntegrityChecker(session=session)
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removed = checker.repair_orphaned_records()
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assert removed >= 1
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def test_repair_no_orphans_returns_zero(self, session: Session):
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"""repair_orphaned_records returns 0 when no orphans exist."""
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from src.infrastructure.security.database_integrity import DatabaseIntegrityChecker
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series = _make_series(session)
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_make_episode(session, series.id)
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checker = DatabaseIntegrityChecker(session=session)
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removed = checker.repair_orphaned_records()
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assert removed == 0
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class TestConvenienceFunction:
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"""Tests for check_database_integrity convenience function."""
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def test_check_database_integrity_returns_results(self, session: Session):
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"""Convenience function returns check results dict."""
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from src.infrastructure.security.database_integrity import check_database_integrity
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results = check_database_integrity(session)
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assert isinstance(results, dict)
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assert "total_issues" in results
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assert "issues" in results
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