@app.get("/path_example/{item_id}")
        def path_example(
            item_id: str = Path(
                example="item_1",
            ),
        ):
            return item_id

    @app.get("/path_examples/{item_id}")
    def path_examples(
        item_id: str = Path(
            examples=["item_1", "item_2"],
        ),
    ):
        return item_id

                            "schema": {"title": "Item Id"},
                            "name": "item_id",
                            "in": "path",
                        }
                    ],
                }
            },
            "/path/str/{item_id}": {
                "get": {
                    "responses": {
                        "200": {

    )
    return TestClient(mod.app)


@pytest.mark.parametrize(
    "path,expected_response",
    [
        ("/items/1?q=", {"item_id": 1}),
        ("/items/1000?q=somequery", {"item_id": 1000, "q": "somequery"}),
    ],
)
def test_read_items(client: TestClient, path, expected_response):
    response = client.get(path)
    assert response.status_code == 200, response.text

from docs_src.path_params.tutorial001_py39 import app

client = TestClient(app)


@pytest.mark.parametrize(
    ("item_id", "expected_response"),
    [
        (1, {"item_id": "1"}),
        ("alice", {"item_id": "alice"}),
    ],
)
def test_get_items(item_id, expected_response):
    response = client.get(f"/items/{item_id}")
    assert response.status_code == 200, response.text
    assert response.json() == expected_response

    assert response.json() == {"item_id": 1}


def test_get_items_invalid_id():
    response = client.get("/items/item1")
    assert response.status_code == 422, response.text
    assert response.json() == {
        "detail": [
            {
                "input": "item1",
                "loc": ["path", "item_id"],

@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: Union[str, None] = None):
    return {"item_id": item_id, "q": q}


@app.put("/items/{item_id}")
def update_item(item_id: int, item: Item):
    return {"item_name": item.name, "item_id": item_id}
```

The `fastapi dev` server should reload automatically.

    assert response.json() == {"item_id": 2}


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": {
            "/items/{item_id}": {
                "get": {
                    "responses": {

    response = client.put("/items/5?q=bar", json=None)
    assert response.status_code == 200
    assert response.json() == {"item_id": 5, "q": "bar"}


def test_post_no_body(client: TestClient):
    response = client.put("/items/5", json=None)
    assert response.status_code == 200
    assert response.json() == {"item_id": 5}


def test_post_id_foo(client: TestClient):
    response = client.put("/items/foo", json=None)

@pytest.mark.parametrize(
    "path,expected_response",
    [
        (
            "/items/0?q=&size=0.1",
            {"item_id": 0, "size": 0.1},
        ),
        (
            "/items/1000?q=somequery&size=10.4",
            {"item_id": 1000, "q": "somequery", "size": 10.4},
        ),
    ],
)
def test_read_items(client: TestClient, path, expected_response):
    response = client.get(path)

    assert response.status_code == 200
    assert response.json() == {"items": [{"item_id": "Foo"}, {"item_id": "Bar"}]}


def test_query_params_str_validations_q_query(client: TestClient):
    response = client.get("/items/", params={"q": "query"})
    assert response.status_code == 200
    assert response.json() == {
        "items": [{"item_id": "Foo"}, {"item_id": "Bar"}],
        "q": "query",
    }