feat: Ipad app features and Dream Weaver for Velocity WebOS

backend/tests/test_migrations_and_observability.py

@@ -0,0 +1,40 @@
+from __future__ import annotations
+
+import os
+from pathlib import Path
+
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+
+os.environ.setdefault("VELOCITY_JWT_SECRET", "test-secret")
+
+from backend.migrations.runner import discover_migrations
+from backend.observability import RequestObservabilityMiddleware
+
+
+def test_migration_discovery_is_ordered_and_checksummed() -> None:
+    migrations = discover_migrations(Path("backend/migrations/versions"))
+
+    assert migrations
+    assert migrations == sorted(migrations, key=lambda migration: migration.version)
+    assert all(len(migration.checksum) == 64 for migration in migrations)
+    assert len({migration.version for migration in migrations}) == len(migrations)
+
+
+def test_observability_middleware_adds_request_headers_and_snapshot() -> None:
+    app = FastAPI()
+    app.add_middleware(RequestObservabilityMiddleware)
+
+    @app.get("/ping")
+    async def ping() -> dict[str, str]:
+        return {"status": "ok"}
+
+    client = TestClient(app)
+    response = client.get("/ping", headers={"X-Request-ID": "req-test"})
+
+    assert response.status_code == 200
+    assert response.headers["X-Request-ID"] == "req-test"
+    assert "X-Response-Time-Ms" in response.headers
+    assert app.state.request_metrics[-1].request_id == "req-test"
+    assert app.state.request_metrics[-1].path == "/ping"
+