assertArrayEquals(postBytes, request.body?.toByteArray())
    assertThat(request.headers["Content-Length"]).isNull()
  }

  @ParameterizedTest
  @ArgumentsSource(ProtocolParamProvider::class)
  fun userSuppliedContentLengthHeader(protocol: Protocol) {
    setUp(protocol)
    val postBytes = "FGHIJ".toByteArray()
    server.enqueue(MockResponse(body = "ABCDE"))
    val call =
      client.newCall(
        Request(