is-plain-obj@^2.1.0:
  version "2.1.0"
  resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-2.1.0.tgz#45e42e37fccf1f40da8e5f76ee21515840c09287"
  integrity sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==

is-plain-object@^2.0.4:
  version "2.0.4"

    val call =
      client.newCall(
        Request(
          url = server.url("/foo"),
          body =
            object : RequestBody() {
              override fun contentType(): MediaType = "text/plain; charset=utf-8".toMediaType()

              override fun writeTo(sink: BufferedSink) {
                sink.write(postBytes)
              }
            },
        ),
      )

    requestBodySuccess(
      "Hello".toRequestBody("text/plain".toMediaType()),
      CoreMatchers.equalTo(5L),
      CoreMatchers.equalTo(19L),
    )
  }

  @Test
  fun requestBodySuccessHttp() {
    requestBodySuccess(
      "Hello".toRequestBody("text/plain".toMediaType()),
      CoreMatchers.equalTo(5L),
      CoreMatchers.equalTo(19L),
    )
  }