import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.io.IOException
import java.security.cert.CertificateException
import javax.net.ssl.SSLHandshakeException
import javax.net.ssl.SSLSocket
import okhttp3.ConnectionSpec
import okhttp3.OkHttpClientTestRule
import okhttp3.TestValueFactory
import okhttp3.TlsVersion
import okhttp3.tls.internal.TlsUtil.localhost

import okhttp3.Protocol;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.tls.HandshakeCertificates;
import org.junit.Test;
import org.junit.runner.RunWith;
import javax.net.ssl.SSLHandshakeException;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

/**
 * Let's Encrypt expiring root test.
 *

package okhttp3.internal.connection

import java.io.InterruptedIOException
import java.net.ProtocolException
import java.security.cert.CertificateException
import javax.net.ssl.SSLException
import javax.net.ssl.SSLHandshakeException
import javax.net.ssl.SSLPeerUnverifiedException
import okio.IOException

/** Returns true if a TLS connection should be retried after [e]. */
fun retryTlsHandshake(e: IOException): Boolean =
  when {

    client.connectionPool.evictAll()
    assertEquals(0, client.connectionPool.connectionCount())

    // Force reuse. This appears flaky (30% of the time) even though sessions are reused.
    // javax.net.ssl.SSLHandshakeException: No new session is allowed and no existing
    // session can be resumed
    //
    // Report https://bugs.java.com/bugdatabase/view_bug.do?bug_id=JDK-8264944