}

  @Test fun `utf8 string`() {
    val bytes = "0c04f09f988e".decodeHex()
    assertThat(Adapters.UTF8_STRING.fromDer(bytes)).isEqualTo("\uD83D\uDE0E")
    assertThat(Adapters.UTF8_STRING.toDer("\uD83D\uDE0E")).isEqualTo(bytes)
  }

  @Test fun `ia5 string`() {
    val bytes = "16026869".decodeHex()
    assertThat(Adapters.IA5_STRING.fromDer(bytes)).isEqualTo("hi")

 * of Android's private InetAddress#isNumeric API.
 *
 * This matches IPv6 addresses as a hex string containing at least one colon, and possibly
 * including dots after the first colon. It matches IPv4 addresses as strings containing only
 * decimal digits and dots. This pattern matches strings like "a:.23" and "54" that are neither IP
 * addresses nor hostnames; they will be verified as IP addresses (which is a more strict

    return result
  }
  synchronized(BROWSER_COMPATIBLE_DATE_FORMAT_STRINGS) {
    for (i in 0 until BROWSER_COMPATIBLE_DATE_FORMAT_STRINGS.size) {
      var format: DateFormat? = BROWSER_COMPATIBLE_DATE_FORMATS[i]
      if (format == null) {
        format =
          SimpleDateFormat(BROWSER_COMPATIBLE_DATE_FORMAT_STRINGS[i], Locale.US).apply {

    these in logs, metrics, and even test cases to confirm your cache headers are configured as
    expected.

 *  New: Constant string `okhttp3.VERSION`. This is a string like "4.5.0-RC1", "4.5.0", or
    "4.6.0-SNAPSHOT" indicating the version of OkHttp in the current runtime. Use this to include
    the OkHttp version in custom `User-Agent` headers.

      acceptedIssuers
        .map { it.subjectDN.name }
        .toSet()

    // It's safe to assume all platforms will have a major Internet certificate issuer.
    assertThat(names).matchesPredicate { strings ->
      strings.any { it.matches(Regex("[A-Z]+=Entrust.*")) }
    }
  }

  private fun startTlsServer(): InetSocketAddress {
    val serverSocketFactory = ServerSocketFactory.getDefault()

    -----END CERTIFICATE-----
    """.trimIndent().decodeCertificatePem()

  private val client: OkHttpClient

  init {
    // This implementation just embeds the PEM files in Java strings; most applications will
    // instead read this from a resource file that gets bundled with the application.
    val certificates =
      HandshakeCertificates.Builder()

   * limits.
   */
  fun encode(string: String): String? {
    var pos = 0
    val limit = string.length
    val result = Buffer()

    while (pos < limit) {
      var dot = string.indexOf('.', startIndex = pos)
      if (dot == -1) dot = limit

      if (!encodeLabel(string, pos, dot, result)) {
        // If we couldn't encode the label, give up.
        return null

  @Test
  fun stringEmpty() {
    val body = body("")
    assertThat(body.string()).isEqualTo("")
  }

  @Test
  fun stringLooksLikeBomButTooShort() {
    val body = body("000048")
    assertThat(body.string()).isEqualTo("\u0000\u0000H")
  }

  @Test
  fun stringDefaultsToUtf8() {
    val body = body("68656c6c6f")
    assertThat(body.string()).isEqualTo("hello")
  }

  @Test
  fun stringExplicitCharset() {

    assertThat(challenges.size).isEqualTo(1)
    assertThat(challenges[0].scheme).isEqualTo("Digest")
    assertThat(challenges[0].realm).isEqualTo("myrealm")
    val expectedAuthParams = mutableMapOf<String, String>()
    expectedAuthParams["realm"] = "myrealm"
    expectedAuthParams["nonce"] = "fjalskdflwejrlaskdfjlaskdjflaksjdflkasdf"
    expectedAuthParams["qop"] = "auth"
    expectedAuthParams["stale"] = "FALSE"

import okio.Buffer

class FakeDns : Dns {
  private val hostAddresses: MutableMap<String, List<InetAddress>> = mutableMapOf()
  private val requestedHosts: MutableList<String> = mutableListOf()
  private var nextAddress = 0xff000064L // 255.0.0.100 in IPv4; ::ff00:64 in IPv6.

  /** Sets the results for `hostname`.  */
  operator fun set(
    hostname: String,
    addresses: List<InetAddress>,
  ): FakeDns {