feat: add initial test files for health check and YouTube analysis endpoints

tests/conftest.py

@@ -0,0 +1,14 @@
+"""Shared test fixtures for CrownCode backend tests."""
+
+from __future__ import annotations
+
+import pytest
+from fastapi.testclient import TestClient
+
+from app.main import app
+
+
+@pytest.fixture()
+def client() -> TestClient:
+    """Create a test client for the FastAPI application."""
+    return TestClient(app)

tests/test_health.py

@@ -0,0 +1,24 @@
+"""Tests for health check and root endpoints."""
+
+from __future__ import annotations
+
+from fastapi.testclient import TestClient
+
+
+def test_root_returns_api_info(client: TestClient) -> None:
+    """Root endpoint should return API name, version, and status."""
+    response = client.get("/")
+    assert response.status_code == 200
+    data = response.json()
+    assert data["name"] == "CrownCode Backend API"
+    assert data["status"] == "running"
+    assert "version" in data
+
+
+def test_health_endpoint(client: TestClient) -> None:
+    """Health endpoint should return ok status with services info."""
+    response = client.get("/api/health")
+    assert response.status_code == 200
+    data = response.json()
+    assert data["status"] == "ok"
+    assert "services" in data

tests/test_youtube.py

@@ -0,0 +1,29 @@
+"""Tests for YouTube analysis endpoint."""
+
+from __future__ import annotations
+
+from fastapi.testclient import TestClient
+
+
+def test_youtube_analyze_rejects_invalid_url(client: TestClient) -> None:
+    """YouTube analyze should reject a non-YouTube URL."""
+    response = client.post(
+        "/api/youtube/analyze",
+        json={"url": "https://example.com/not-youtube"},
+    )
+    assert response.status_code in (400, 422)
+
+
+def test_youtube_analyze_rejects_empty_url(client: TestClient) -> None:
+    """YouTube analyze should reject an empty URL."""
+    response = client.post(
+        "/api/youtube/analyze",
+        json={"url": ""},
+    )
+    assert response.status_code in (400, 422)
+
+
+def test_youtube_analyze_rejects_missing_body(client: TestClient) -> None:
+    """YouTube analyze should reject a request with no body."""
+    response = client.post("/api/youtube/analyze")
+    assert response.status_code == 422