"tax": 1.5,
        "tags": ["test", "item"],
    }
    response = client.post("/items/", json=item_data)
    assert response.status_code == 200, response.text
    assert response.json() == item_data


def test_create_item_only_required(client: TestClient):
    response = client.post(
        "/items/",
        json={
            "name": "Test Item",
            "price": 10.5,
        },
    )

    assert "content-length" not in response.headers
    assert response.content == b""


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/a": {
                "get": {

def test_return_defaults():
    response = client.get("/")
    assert response.json() == {"sub": {}}


def test_return_exclude_unset():
    response = client.get("/exclude_unset")
    assert response.json() == {"x": None, "y": "y"}


def test_return_exclude_defaults():
    response = client.get("/exclude_defaults")
    assert response.json() == {}


def test_return_exclude_none():

            against THE LATEST VERSION WHICH IS RELEASED FROM RELEASE BRANCH (from `released-version.json` on this branch)
            AND LOWER THAN CURRENT BASE VERSION (from `version.txt` on this branch).

#### 資料 「schema」

「schema」這個術語也可能指某些資料的結構，比如 JSON 內容的結構。

在這種情況下，它指的是 JSON 的屬性、資料型別等。

#### OpenAPI 和 JSON Schema

OpenAPI 定義了 API 的 schema。這個 schema 包含了使用 **JSON Schema** 定義的資料，這是 JSON 資料 schema 的標準。

#### 檢查 `openapi.json`

如果你好奇原始的 OpenAPI schema 長什麼樣子，FastAPI 會自動生成一個包含所有 API 描述的 JSON (schema)。

    assert resp.json() == {
        "param": "123",
        "param2": ["456", "789"],
    }


def test_query_pass_extra_single():
    client = TestClient(app)
    resp = client.get(
        "/query",
        params={
            "param": "123",
            "param2": "456",
        },
    )
    assert resp.status_code == 200
    assert resp.json() == {
        "param": "123",

    response = client.get(path)
    assert response.status_code == expected_status
    assert response.json() == expected_response


def test_openapi_schema(mod: ModuleType):
    client = TestClient(mod.app)
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {

    response = client.get(path, headers=headers)
    assert response.status_code == expected_status
    assert response.json() == expected_response


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {

    response = client.get(path, headers=headers)
    assert response.status_code == expected_status
    assert response.json() == expected_response


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {

    response = client.get("/info")
    data = response.json()
    assert data == {
        "app_name": "Awesome API",
        "admin_email": "******@****.***",
        "items_per_user": 50,
    }


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",