feat: initial MALS implementation — Phase 1

tests/conftest.py

@@ -0,0 +1,50 @@
+"""Test configuration and fixtures.
+
+Tests run against a real PostgreSQL instance (docker-compose test stack).
+The DATABASE_URL and MALS_API_KEY are read from environment / .env.test.
+If not set, pytest will skip DB-dependent tests gracefully.
+"""
+
+from __future__ import annotations
+
+import asyncio
+import os
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+from httpx import ASGITransport, AsyncClient
+
+# Set required env vars before importing the app
+os.environ.setdefault("DATABASE_URL", "postgresql+asyncpg://mals:mals@localhost:5434/mals")
+os.environ.setdefault("MALS_API_KEY", "test-secret-key")
+
+from mals.main import app  # noqa: E402
+
+TEST_API_KEY = os.environ["MALS_API_KEY"]
+AUTH_HEADERS = {"Authorization": f"Bearer {TEST_API_KEY}"}
+
+
+# ---------------------------------------------------------------------------
+# Async HTTP client fixtures
+# ---------------------------------------------------------------------------
+
+@pytest.fixture
+async def async_client() -> AsyncClient:
+    """Async HTTPX client backed by the ASGI app — no real DB needed for unit tests."""
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        yield client
+
+
+# ---------------------------------------------------------------------------
+# Mocked DB pool fixture
+# ---------------------------------------------------------------------------
+
+@pytest.fixture
+def mock_pool():
+    """Return a mock asyncpg pool for unit tests that don't need a real DB."""
+    pool = MagicMock()
+    conn = AsyncMock()
+    pool.acquire.return_value.__aenter__ = AsyncMock(return_value=conn)
+    pool.acquire.return_value.__aexit__ = AsyncMock(return_value=False)
+    return pool, conn