*
 * ### Android Cleartext Permit Detection
 *
 * Supported on Android 6.0+ via `NetworkSecurityPolicy`.
 */
open class Platform {
  /** Prefix used on custom headers. */
  fun getPrefix() = "OkHttp"

  open fun newSSLContext(): SSLContext = SSLContext.getInstance("TLS")

  open fun platformTrustManager(): X509TrustManager {
    val factory =
      TrustManagerFactory.getInstance(

  @Test
  fun alwaysBuilds() {
    Platform()
  }

  /** Guard against the default value changing by accident.  */
  @Test
  fun defaultPrefix() {
    assertThat(Platform().getPrefix()).isEqualTo("OkHttp")
  }

  @Test
  fun testToStringIsClassname() {
    assertThat(Platform().toString()).isEqualTo("Platform")
  }

  @Test
  fun testNotAndroid() {
    platform.assumeNotAndroid()

      /** Synthetic response header: the local time when the request was sent. */
      private val SENT_MILLIS = "${Platform.get().getPrefix()}-Sent-Millis"

      /** Synthetic response header: the local time when the response was received. */
      private val RECEIVED_MILLIS = "${Platform.get().getPrefix()}-Received-Millis"
    }
  }

  private class CacheResponseBody(
    val snapshot: DiskLruCache.Snapshot,

  /** Exercise the cache format in OkHttp 2.7 and all earlier releases.  */
  @Test
  fun testGoldenCacheHttpsResponseOkHttp27() {
    val url = server.url("/")
    val urlKey = key(url)
    val prefix = get().getPrefix()
    val entryMetadata =
      """
      $url
      GET
      0
      HTTP/1.1 200 OK
      4
      Content-Length: 3
      $prefix-Received-Millis: ${System.currentTimeMillis()}