@app.post("/tuple-of-models/")
def post_tuple_of_models(square: Tuple[Coordinate, Coordinate]):
    return square


@app.post("/tuple-form/")
def hello(values: Tuple[int, int] = Form()):
    return values


client = TestClient(app)


def test_model_with_tuple_valid():
    data = {"items": [["foo", "bar"], ["baz", "whatelse"]]}
    response = client.post("/model-with-tuple/", json=data)