@pytest.mark.parametrize("client", [True, False], indirect=True)
@pytest.mark.parametrize("path", ["/", "/responses"])
def test_get(client: TestClient, path: str):
    response = client.get(path)
    assert response.status_code == 200, response.text
    assert response.json() == {"width": 3, "length": 4, "area": 12}


@pytest.mark.parametrize("client", [True, False], indirect=True)
def test_openapi_schema(client: TestClient):

    assertThrows(UnsupportedOperationException.class, () -> unmod.putAll(singletonMap(4, "four")));

    /* UnsupportedOperationException on indirect modifications. */
    BiMap<String, Number> inverse = unmod.inverse();
    assertThrows(UnsupportedOperationException.class, () -> inverse.put("four", 4));

    assertThrows(UnsupportedOperationException.class, () -> unmod.merge(4, "four", (k, v) -> v));
    assertThrows(UnsupportedOperationException.class, () -> unmod.clear());

    /* UnsupportedOperationException on indirect modifications. */
    BiMap<String, Number> inverse = unmod.inverse();
    assertThrows(UnsupportedOperationException.class, () -> inverse.put("four", 4));

* Update and clarify testing function name. PR [#1395](https://github.com/tiangolo/fastapi/pull/1395) by [@chenl](https://github.com/chenl).
* Fix duplicated headers created by indirect dependencies that use the request directly. PR [#1386](https://github.com/tiangolo/fastapi/pull/1386) by [@obataku](https://github.com/obataku) from tests by [@scottsmith2gmail](https://github.com/scottsmith2gmail).

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