feat: 开发测试接口

app/main.py

@@ -0,0 +1,15 @@
+from fastapi import FastAPI
+
+app = FastAPI(title="CI/CD Demo", version="1.0.0")
+
+@app.get("/")
+def root():
+    return {"status": "ok", "version": "1.0.0"}
+
+@app.get("/health")
+def health():
+    return {"healthy": True}
+
+@app.get("/items/{item_id}")
+def get_item(item_id: int):
+    return {"item_id": item_id, "name": f"Item {item_id}"}

app/test_main.py

@@ -0,0 +1,23 @@
+from fastapi.testclient import TestClient
+from app.main import app
+
+client = TestClient(app)
+
+def test_root():
+    response = client.get("/")
+    assert response.status_code == 200
+    assert response.json() == {"status": "ok", "version": "1.0.0"}
+
+def test_health():
+    response = client.get("/health")
+    assert response.status_code == 200
+    assert response.json() == {"healthy": True}
+
+def test_get_item():
+    response = client.get("/items/1")
+    assert response.status_code == 200
+    assert response.json() == {"item_id": 1, "name": "Item 1"}
+
+def test_get_item_invalid():
+    response = client.get("/items/abc")
+    assert response.status_code == 422