feat: add FastAPI REST API service

1 files changed, 17 insertions, 0 deletions

diff --git a/services/api/tests/test_api.py b/services/api/tests/test_api.py
new file mode 100644
index 0000000..99cf9e3
--- /dev/null
+++ b/services/api/tests/test_api.py
@@ -0,0 +1,17 @@
+"""Tests for the REST API."""
+import pytest
+from unittest.mock import AsyncMock, MagicMock, patch
+from fastapi.testclient import TestClient
+
+
+def test_health_endpoint():
+    """Health endpoint returns ok."""
+    from trading_api.main import app
+    # Override lifespan to skip DB
+    with patch("trading_api.main.lifespan") as mock_lifespan:
+        mock_lifespan.return_value.__aenter__ = AsyncMock()
+        mock_lifespan.return_value.__aexit__ = AsyncMock()
+        client = TestClient(app)
+        response = client.get("/health")
+        assert response.status_code == 200
+        assert response.json()["status"] == "ok"