trustManagerFactory.init(keyStore);

            SSLContext sslContext = SSLContext.getInstance("TLS");
            sslContext.init(null, trustManagerFactory.getTrustManagers(), null);

            Curl.get("https://localhost:9200/").sslSocketFactory(sslContext.getSocketFactory()).execute(response -> {
                final String content = response.getContentAsString();

    val spec =
      ConnectionSpec
        .Builder(ConnectionSpec.MODERN_TLS)
        .tlsVersions(tlsVersion)
        .build()

    var reuseSession = false

    val sslContext = handshakeCertificates.sslContext()
    val systemSslSocketFactory = sslContext.socketFactory
    val sslSocketFactory =
      object : DelegatingSSLSocketFactory(systemSslSocketFactory) {
        override fun configureSocket(sslSocket: SSLSocket): SSLSocket =

  }

  override fun newSSLContext(): SSLContext =
    when {
      majorVersion != null && majorVersion >= 9 ->
        SSLContext.getInstance("TLS")
      else ->
        try {
          // Based on SSLSocket.getApplicationProtocol check we should
          // have TLSv1.3 if we request it.
          // See https://www.oracle.com/java/technologies/javase/8u261-relnotes.html
          SSLContext.getInstance("TLSv1.3")

    val trustManager = Platform.get().platformTrustManager()

    val sslContext = SSLContext.getInstance("TLS")
    sslContext.init(arrayOf(keyManager), arrayOf(trustManager), SecureRandom())

    val client =
      OkHttpClient
        .Builder()
        .sslSocketFactory(sslContext.socketFactory, trustManager)
        .build()

    // An example test URL that returns client certificate details.

          uri: URI,
          socketAddress: SocketAddress,
          e: IOException,
        ) {}
      }

    val trustManager = get().platformTrustManager()
    val sslContext = get().newSSLContext()
    sslContext.init(null, null, null)

    // new client, may share all same fields but likely different connection pool
    assertNotSame(
      client.routeDatabase,
      OkHttpClient
        .Builder()

                trustManagerFactory.init(keyStore);

                final SSLContext sslContext = SSLContext.getInstance("TLS");
                sslContext.init(null, trustManagerFactory.getTrustManagers(), null);
                sslSocketFactory = sslContext.getSocketFactory();
            } catch (final Exception e) {
                logger.warn("Failed to load {}", authorities, e);

import android.content.Context
import android.os.Build
import android.os.StrictMode
import android.security.NetworkSecurityPolicy
import android.util.CloseGuard
import android.util.Log
import javax.net.ssl.SSLContext
import javax.net.ssl.SSLSocket
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.X509TrustManager
import okhttp3.Protocol
import okhttp3.internal.SuppressSignatureCheck

@RunWith(ParameterizedRobolectricTestRunner::class)
class AndroidSocketAdapterTest(
  val adapter: SocketAdapter,
) {
  val context: SSLContext by lazy {
    val provider: Provider = Conscrypt.newProviderBuilder().provideTrustManager(true).build()

    SSLContext.getInstance("TLS", provider).apply {
      init(null, null, null)
    }
  }

  @Test
  fun testMatchesSupportedSocket() {

  // and because it's a common pattern for VMs to have differences between supported and
  // defaulted versions for TLS based on what is requested.
  override fun newSSLContext(): SSLContext = SSLContext.getInstance("TLSv1.3", provider)

  override fun platformTrustManager(): X509TrustManager {
    val factory =
      TrustManagerFactory.getInstance(
        TrustManagerFactory.getDefaultAlgorithm(),

  // See release notes https://groups.google.com/forum/#!forum/conscrypt
  // for version differences
  override fun newSSLContext(): SSLContext =
    // supports TLSv1.3 by default (version api is >= 1.4.0)
    SSLContext.getInstance("TLS", provider)

  override fun platformTrustManager(): X509TrustManager {
    val trustManagers =
      TrustManagerFactory