final CurlRequest postRequest = Curl.post(emptyUrl);
        final CurlRequest putRequest = Curl.put(emptyUrl);
        final CurlRequest deleteRequest = Curl.delete(emptyUrl);
        final CurlRequest headRequest = Curl.head(emptyUrl);
        final CurlRequest optionsRequest = Curl.options(emptyUrl);
        final CurlRequest connectRequest = Curl.connect(emptyUrl);

        // ## Assert ##
        assertNotNull(getRequest);

        .build(),
    )
    server.enqueue(
      MockResponse(body = "abc"),
    )
    val headRequest =
      Request
        .Builder()
        .url(server.url("/"))
        .head()
        .build()
    val response = client.newCall(headRequest).execute()
    assertThat(response.code).isEqualTo(200)
    assertArrayEquals(ByteArray(0), response.body.bytes())