calls and that can receive data faster than they can process it. Previously, OkHttp limited
    HTTP/2 to 16 MiB of unacknowledged data per connection. With this fix there is a limit of 16 MiB
    of unacknowledged data per stream and no per-connection limit.

 *  Fix: Don't operate on a connection after it's been returned to the pool. This race occurred

    request: Request,
    newRoutePlanner: Boolean,
    chain: RealInterceptorChain,
  ) {
    check(interceptorScopedExchange == null)

    this.withLock {
      check(!responseBodyOpen) {
        "cannot make a new request because the previous response is still open: " +
          "please call response.close()"
      }
      check(!requestBodyOpen)
    }

    if (newRoutePlanner) {
      val routePlanner =

    val adapter = Adapters.NULL.withTag(tagClass = DerHeader.TAG_CLASS_PRIVATE, tag = 65_000L)
    assertThat(adapter.toDer(null)).isEqualTo(bytes)
    assertThat(adapter.fromDer(bytes)).isNull()
  }

  /** Make the claimed length of a nested object larger than the enclosing object. */
  @Test fun `large object inside small object`() {
    val bytes = "301b300d06092a864886f70d010101050003847fffffff000504030201".decodeHex()

      }
    }
  }

  /**
   * To make an HTTPS connection over an HTTP proxy, send an unencrypted CONNECT request to create
   * the proxy connection. This may need to be retried if the proxy requires authorization.
   */
  @Throws(IOException::class)
  private fun createTunnel(): Request? {
    var nextRequest = tunnelRequest!!
    // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.

    val data = ByteArray(1024 * 1024)
    var i = 0
    while (i < 1024) {
      try {
        out.write(data)
        out.flush()
        if (i == 513) {
          // pause slightly after halfway to make result more predictable
          Thread.sleep(100)
        }
      } catch (e: IOException) {
        break
      }
      i++
    }
    // Halfway +/- 0.5%

import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension
import org.opentest4j.TestAbortedException

/**
 * Run with "./gradlew :android-test:connectedCheck -PandroidBuild=true" and make sure ANDROID_SDK_ROOT is set.
 */

@Tag("Slow")
class OkHttpTest {
  @Suppress("RedundantVisibilityModifier")
  @JvmField
  @RegisterExtension
  public val platform = PlatformRule()

 * the updated response if it has changed, or a short 'not modified' response if the client's copy
 * is still valid. Such responses increment both the network count and hit count.
 *
 * The best way to improve the cache hit rate is by configuring the web server to return cacheable
 * responses. Although this client honors all [HTTP/1.1 (RFC 7234)][rfc_7234] cache headers, it
 * doesn't cache partial responses.
 *
 * ## Force a Network Response
 *

  private var contextSwitchCount = 0

  /** Guarded by [TaskRunner.lock]. */
  private var activeThreads = 0

  /** A task runner that posts tasks to this fake. Tasks won't be executed until requested. */
  val taskRunner: TaskRunner =
    TaskRunner(
      object : TaskRunner.Backend {
        override fun execute(
          taskRunner: TaskRunner,
          runnable: Runnable,

    val request =
      Request.Builder()
        .url(server.url("/"))
        .build()
    val response = client.newCall(request).execute()
    assertThat("b").isEqualTo(response.body.string())
  }

  /** Make sure interceptors can interact with the OkHttp client.  */
  @Test
  fun interceptorMakesAnUnrelatedRequest() {
    server.enqueue(MockResponse.Builder().body("a").build()) // Fetched by interceptor.

   * connect, and it sets up a same-connection retry with [ErrorCode.REFUSED_STREAM].
   *
   * https://github.com/square/okhttp/pull/7190
   */
  @Test
  fun preferCallConnectionOverDeferredConnection() {
    // Make sure we have enough connection options to permit retries.
    dnsResults =
      listOf(
        localhostIpv4,
        localhostIpv6,
        TestUtil.UNREACHABLE_ADDRESS_IPV4.address,
      )