# For coverage
    class Model(BaseModel):
        foo: Union[str, Dict[str, Any]]

    fields = get_model_fields(Model)
    assert not is_scalar_field(fields[0])


def test_get_model_fields_cached():
    class Model(BaseModel):
        foo: str

    non_cached_fields = get_model_fields(Model)
    non_cached_fields2 = get_model_fields(Model)
    cached_fields = get_cached_model_fields(Model)