@Implements(DnsResolver::class)
class ShadowDnsResolver {
  var responder: (Request) -> Unit = {
    it.callback.onAnswer(listOf(), 0)
  }

  data class Request(
    val network: Network?,
    val domain: String,
    val nsType: Int,
    val flags: Int,
    val callback: DnsResolver.Callback<List<InetAddress>>,
  )

  @Implementation
  fun query(
    network: Network?,
    domain: String,
    nsType: Int,

/**
 * Tests Hpack implementation using https://github.com/http2jp/hpack-test-case/
 */
open class HpackDecodeTestBase {
  private val bytesIn = Buffer()
  private val hpackReader = Hpack.Reader(bytesIn, 4096)

  protected fun testDecoder(story: Story) {
    for (testCase in story.cases) {
      val encoded = testCase.wire ?: continue
      bytesIn.write(encoded)
      hpackReader.readHeaders()
      assertSetEquals(

fun buildIdnaMappingTableData(table: SimpleIdnaMappingTable): IdnaMappingTableData {
  val simplified = mergeAdjacentRanges(table.mappings)
  val withoutSectionSpans = withoutSectionSpans(simplified)
  val sections = sections(withoutSectionSpans)

  val rangesBuffer = Buffer()
  val mappingsBuffer = StringBuilder()
  val sectionIndexBuffer = Buffer()

  var previousMappedRanges: List<MappedRange>? = null

        )
        .dns(dns)
        .build()

    server.enqueue(MockResponse())

    val url = server.url("/").newBuilder().host("localhost.localdomain").build()
    val call = client.newCall(Request(url = url))
    val response = call.execute()
    assertThat(response.isSuccessful).isTrue()

    val recordedRequest = server.takeRequest()
    assertThat(recordedRequest.handshakeServerNames).containsExactly(url.host)
  }

  @get:JvmName("url")
  val url: HttpUrl = checkNotNull(builder.url) { "url == null" }

  @get:JvmName("method")
  val method: String = builder.method

  @get:JvmName("headers")
  val headers: Headers = builder.headers.build()

  @get:JvmName("body")
  val body: RequestBody? = builder.body

  @get:JvmName("cacheUrlOverride")
  val cacheUrlOverride: HttpUrl? = builder.cacheUrlOverride

 * connects successfully. This kicks off new attempts every 250 ms until a connect succeeds.
 */
internal class FastFallbackExchangeFinder(
  override val routePlanner: RoutePlanner,
  private val taskRunner: TaskRunner,
) : ExchangeFinder {
  private val connectDelayNanos = TimeUnit.MILLISECONDS.toNanos(250L)
  private var nextTcpConnectAtNanos = Long.MIN_VALUE

  /**

      freeCompilerArgs = listOf(
        "-Xjvm-default=all",
      )
    }
  }

  val platform = System.getProperty("okhttp.platform", "jdk9")
  val testJavaVersion = System.getProperty("test.java.version", "21").toInt()

  val testRuntimeOnly: Configuration by configurations.getting
  dependencies {
    testRuntimeOnly(rootProject.libs.junit.jupiter.engine)

    // StreamReset stream was reset: PROT...
    val clientCert2 =
      HeldCertificate.Builder()
        .serialNumber(4L)
        .commonName("Jethro Willis")
        .build()
    val client = buildClient(clientCert2)
    val socketFactory = buildServerSslSocketFactory()
    server.useHttps(socketFactory)
    server.requireClientAuth()
    val call = client.newCall(Request.Builder().url(server.url("/")).build())

class HeldCertificateTest {
  @RegisterExtension
  var platform = PlatformRule()

  @Test
  fun defaultCertificate() {
    val now = System.currentTimeMillis()
    val heldCertificate = HeldCertificate.Builder().build()
    val certificate = heldCertificate.certificate
    assertThat(certificate.getSubjectX500Principal().name, "self-signed")
      .isEqualTo(certificate.getIssuerX500Principal().name)

  @Test
  fun sourceEmpty() {
    val mediaType = if (null == null) null else "any/thing; charset=${null}".toMediaType()
    val body = "".decodeHex().toResponseBody(mediaType)
    val source = body.source()
    assertThat(source.exhausted()).isTrue()
    assertThat(source.readUtf8()).isEqualTo("")
  }

  @Test
  fun sourceClosesUnderlyingSource() {
    var closed = false

    val body: ResponseBody =