val multipart = MultipartBody.Builder()
    assertFailsWith<IllegalArgumentException> {
      multipart.addPart(
        headersOf("Content-Type", "text/plain"),
        "Hello, World!".toRequestBody(null),
      )
    }
  }

  @Test
  fun contentLengthHeaderIsForbidden() {
    val multipart = MultipartBody.Builder()
    assertFailsWith<IllegalArgumentException> {
      multipart.addPart(

    dns.assertRequests(uriHost)
    assertThat(selection.hasNext()).isFalse()
    assertFailsWith<NoSuchElementException> {
      selection.next()
    }
    assertThat(routeSelector.hasNext()).isFalse()
    assertFailsWith<NoSuchElementException> {
      routeSelector.next()
    }
  }

  @Test fun singleRouteReturnsFailedRoute() {

import java.util.concurrent.BlockingQueue
import java.util.concurrent.CountDownLatch
import java.util.concurrent.Executors
import java.util.concurrent.LinkedBlockingQueue
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.CallEvent.CallEnd
import okhttp3.CallEvent.CallStart
import okhttp3.CallEvent.ConnectEnd

import java.io.IOException
import java.net.InetSocketAddress
import java.net.UnknownHostException
import java.time.Duration
import java.util.Arrays
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.Headers.Companion.headersOf
import okhttp3.internal.DoubleInetAddressDns

import assertk.assertThat
import assertk.assertions.contains
import assertk.assertions.hasMessage
import assertk.assertions.isEmpty
import assertk.assertions.isEqualTo
import java.io.IOException
import kotlin.test.assertFailsWith
import okhttp3.CompressionInterceptor
import okhttp3.Gzip
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response

 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.isEmpty
import assertk.assertions.isEqualTo
import kotlin.test.assertFailsWith
import okhttp3.ResponseBody.Companion.asResponseBody
import okhttp3.ResponseBody.Companion.toResponseBody
import okio.Buffer
import okio.BufferedSource
import okio.Source
import okio.Timeout
import okio.buffer

 * limitations under the License.
 */
package okhttp3.internal.http

import assertk.assertThat
import assertk.assertions.isIn
import java.net.Socket
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.Call
import okhttp3.Connection
import okhttp3.EventListener
import okhttp3.Headers

import java.util.concurrent.TimeUnit
import java.util.concurrent.TimeoutException
import java.util.concurrent.atomic.AtomicReference
import javax.net.ssl.SSLException
import kotlin.test.assertFailsWith
import mockwebserver3.Dispatcher
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.PushPromise
import mockwebserver3.QueueDispatcher
import mockwebserver3.RecordedRequest

  }

  @Test
  fun incompleteUrlComposition() {
    val noHost =
      assertFailsWith<IllegalStateException> {
        HttpUrl.Builder().scheme("http").build()
      }
    assertThat(noHost.message).isEqualTo("host == null")
    val noScheme =
      assertFailsWith<IllegalStateException> {
        HttpUrl.Builder().host("host").build()
      }

    assertThat("⑴".map()).isEqualTo("(1)")
  }

  @Test fun outOfBounds() {
    assertFailsWith<IllegalArgumentException> {
      table.map(-1, Buffer())
    }
    table.map(0, Buffer()) // Lowest legal code point.
    table.map(0x10ffff, Buffer()) // Highest legal code point.
    assertFailsWith<IllegalArgumentException> {
      table.map(0x110000, Buffer())
    }
  }