Merge commit '342906c9d178923d462a08aec35e486703366eba' as 'receiptwitness'

receiptwitness/tests/test_pipeline/conftest.py

@@ -0,0 +1,23 @@
+"""Shared test fixtures for pipeline tests."""
+
+import pytest
+from cartsnitch_common.models.base import Base
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+
+
+@pytest.fixture
+def engine():
+    """In-memory SQLite engine for unit tests."""
+    eng = create_engine("sqlite:///:memory:")
+    Base.metadata.create_all(eng)
+    yield eng
+    eng.dispose()
+
+
+@pytest.fixture
+def session(engine):
+    """SQLAlchemy session bound to in-memory SQLite."""
+    factory = sessionmaker(bind=engine)
+    with factory() as sess:
+        yield sess