.build()
    assertThat(url.toString())
      .isEqualTo(
        "http://a%3A%01%40%2F%5C%3F%23%25b:c%3A%01%40%2F%5C%3F%23%25d@ef:8080/" +
          "g:%01@%2F%5C%3F%23%25h?i:%01@/\\?%23%25j#k:%01@/\\?#%25l",
      )
    assertThat(url.scheme).isEqualTo("http")
    assertThat(url.username).isEqualTo("a:\u0001@/\\?#%b")
    assertThat(url.password).isEqualTo("c:\u0001@/\\?#%d")

        override fun contentLength(): Long = 1024 * 1024 * 256

        override fun writeTo(sink: BufferedSink) {
          var failureCount = 0
          for (i in 0..1023) {
            try {
              sink.write(ByteArray(1024 * 256))
              sink.flush()
            } catch (e: IOException) {
              failureCount++
              if (failureCount == 3) throw e