.build()

        client.newCall(request).execute().use { response ->
          if (!response.isSuccessful) throw IOException("Unexpected code $response")

          for (certificate in response.handshake!!.peerCertificates) {
            println(CertificatePinner.pin(certificate))
          }
        }
      }
    ```
=== ":material-language-java: Java"
    ```java

      assertThat(handshake.tlsVersion).isNotNull()
      assertThat(handshake.cipherSuite).isNotNull()
      assertThat(handshake.peerPrincipal).isNotNull()
      assertThat(handshake.peerCertificates.size).isEqualTo(1)
      assertThat(handshake.localPrincipal).isNull()
      assertThat(handshake.localCertificates.size).isEqualTo(0)
    }

  /**

    assertThat(handshake.localPrincipal).isNotNull()
    assertThat(handshake.localCertificates.size).isEqualTo(1)
    assertThat(handshake.peerPrincipal).isNull()
    assertThat(handshake.peerCertificates.size).isEqualTo(0)
  }

  @Test
  fun httpsWithClientAuth() {
    platform.assumeNotBouncyCastle()
    platform.assumeNotConscrypt()

    val clientCa =
      HeldCertificate.Builder()

          }
          throw IOException("Unexpected code $response")
        }
        println(response.body.string())

        for (peerCertificate in response.handshake?.peerCertificates.orEmpty()) {
          println((peerCertificate as X509Certificate).subjectDN)
        }
      }
  }
}

fun main() {
  CustomTrust().run()

    assertThat(response.handshake!!.tlsVersion).isNotNull()
    assertThat(response.handshake!!.localCertificates).isEmpty()
    assertThat(response.handshake!!.localPrincipal).isNull()
    assertThat(response.handshake!!.peerCertificates).isEmpty()
    assertThat(response.handshake!!.peerPrincipal).isNull()
  }

  @Test fun `bad certificates host in insecureHosts fails with SSLException`() {
    val heldCertificate =
      HeldCertificate.Builder()

     * 3
     * Content-Type: image/png
     * Content-Length: 100
     * Cache-Control: max-age=600
     *
     * AES_256_WITH_MD5
     * 2
     * base64-encoded peerCertificate[0]
     * base64-encoded peerCertificate[1]
     * -1
     * TLSv1.2
     * ```
     *
     * The file is newline separated. The first two lines are the URL and the request method. Next

        .hostnameVerifier { hostname, session ->
          val s = "hostname: $hostname peerHost:${session.peerHost}"
          Log.d("SniOverrideTest", s)
          try {
            val cert = session.peerCertificates[0] as X509Certificate
            for (name in cert.subjectAlternativeNames) {
              if (name[0] as Int == 2) {
                Log.d("SniOverrideTest", "cert: " + name[1])
              }
            }

    val tlsVersion: TlsVersion = handshake.tlsVersion()
    val cipherSuite: CipherSuite = handshake.cipherSuite()
    val peerCertificates: List<Certificate> = handshake.peerCertificates()
    val peerPrincipal: Principal? = handshake.peerPrincipal()
    val localCertificates: List<Certificate> = handshake.localCertificates()

    val response = client.newCall(request).execute()

    response.use {
      assertEquals(200, response.code)
      assertEquals(
        "CN=localhost",
        (response.handshake!!.peerCertificates.single() as X509Certificate).subjectDN.name,
      )
    }
  }

  private fun enableTls() {
    client =
      client.newBuilder()
        .sslSocketFactory(

        -----END CERTIFICATE-----
        """.trimIndent(),
      )
    val peerCertificate = session.peerCertificates[0] as X509Certificate

    if (isAndroid || platform.isConscrypt()) {
      assertThat(certificateSANs(peerCertificate)).containsExactly("bar.com")
    } else {
      assertThat(certificateSANs(peerCertificate)).containsExactly("bar.com", "������.co.jp")
    }