from fastapi.testclient import TestClient


def test_health_check():
    """测试健康检查端点"""
    from app.main import app
    client = TestClient(app)
    response = client.get("/health")
    assert response.status_code == 200
    assert response.json() == {"status": "ok"}


def test_create_item():
    """测试创建项目"""
    from app.main import app
    client = TestClient(app)
    response = client.post("/items", json={"name": "Test Item", "description": "A test"})
    assert response.status_code == 200
    data = response.json()
    assert data["name"] == "Test Item"
    assert data["id"] == 1


def test_list_items():
    """测试列出项目"""
    from app.main import app
    client = TestClient(app)
    client.post("/items", json={"name": "Item 1"})
    response = client.get("/items")
    assert response.status_code == 200
    assert len(response.json()) >= 1


def test_get_item():
    """测试获取单个项目"""
    from app.main import app
    client = TestClient(app)
    created = client.post("/items", json={"name": "Item 2"}).json()
    response = client.get(f"/items/{created['id']}")
    assert response.status_code == 200
    assert response.json()["name"] == "Item 2"


def test_get_item_not_found():
    """测试获取不存在的项目"""
    from app.main import app
    client = TestClient(app)
    response = client.get("/items/99999")
    assert response.status_code == 404