first commit

tests/test_api_contract.py

@@ -0,0 +1,19 @@
+from fastapi.testclient import TestClient
+from app.main import app
+
+client = TestClient(app)
+
+def test_health():
+    r = client.get("/health")
+    assert r.status_code == 200
+    assert r.json()["status"] == "ok"
+
+def test_chat_allowed_contract():
+    r = client.post("/chat", json={
+        "messages": [{"role": "user", "content": "quero cancelar plano"}]
+    })
+    assert r.status_code == 200
+    body = r.json()
+    assert "blocked" in body
+    assert "output" in body
+    assert "rails" in body