other.proxyAddress
    }
    other.use {
      other.start()
      assertThat(other.socketAddress).isNotNull()
      assertThat(other.hostName).isNotNull()
      assertThat(other.port).isNotNull()
      assertThat(other.proxyAddress).isNotNull()
    }
  }

  @Test
  fun startIsIdempotentIfAddressIsConsistent() {
    val other = MockWebServer()

    val handshake = request.handshake
    assertThat(handshake!!.tlsVersion).isNotNull()
    assertThat(handshake.cipherSuite).isNotNull()
    assertThat(handshake.localPrincipal).isNotNull()
    assertThat(handshake.localCertificates.size).isEqualTo(1)
    assertThat(handshake.peerPrincipal).isNotNull()
    assertThat(handshake.peerCertificates.size).isEqualTo(1)
  }

  @Test
  fun shutdownTwice() {

    val client = clientTestRule.newClient()

    // Values should be non-null.
    val a = client.newBuilder().build()
    assertThat(a.dispatcher).isNotNull()
    assertThat(a.connectionPool).isNotNull()
    assertThat(a.sslSocketFactory).isNotNull()
    assertThat(a.x509TrustManager).isNotNull()

    // Multiple clients share the instances.
    val b = client.newBuilder().build()
    assertThat(b.dispatcher).isSameAs(a.dispatcher)

 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isFalse
import assertk.assertions.isNotNull
import assertk.assertions.isTrue
import java.io.IOException
import java.io.InterruptedIOException
import java.net.HttpURLConnection
import java.time.Duration
import java.util.concurrent.CountDownLatch

        val networkRequest = chain.request()
        assertThat(networkRequest.header("User-Agent")).isNotNull()
        assertThat(networkRequest.header("Host")).isEqualTo(
          server.hostName + ":" + server.port,
        )
        assertThat(networkRequest.header("Accept-Encoding")).isNotNull()

        // The network response also has everything, including the raw gzipped content.

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.logging

import assertk.assertThat
import assertk.assertions.isNotNull
import java.io.IOException
import java.net.UnknownHostException
import java.util.Arrays
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop

    assertThat(parse(ascii, "a=b; domain=foo.bar.elb.amazonaws.com")).isNotNull()
    assertThat(parse(ascii, "a=b; domain=bar.elb.amazonaws.com")).isNull()
    assertThat(parse(ascii, "a=b; domain=com")).isNull()
    val unicode = "https://長.長.長崎.jp".toHttpUrl()
    assertThat(parse(unicode, "a=b; domain=長.長崎.jp")).isNotNull()
    assertThat(parse(unicode, "a=b; domain=長崎.jp")).isNull()

 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.hasMessage
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import java.io.EOFException
import java.net.ProtocolException
import kotlin.test.assertFailsWith
import okhttp3.Headers.Companion.headersOf
import okhttp3.MediaType.Companion.toMediaType

import assertk.assertions.isEmpty
import assertk.assertions.isEqualTo
import assertk.assertions.isFalse
import assertk.assertions.isInstanceOf
import assertk.assertions.isLessThan
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import java.io.EOFException
import java.io.IOException
import java.io.InterruptedIOException
import java.net.HttpURLConnection
import java.net.ProtocolException

    // testing simple creation
    ImmutableSortedSet.Builder<SelfComparableExample> natural = ImmutableSortedSet.naturalOrder();
    assertThat(natural).isNotNull();
    ImmutableSortedSet.Builder<SelfComparableExample> reverse = ImmutableSortedSet.reverseOrder();
    assertThat(reverse).isNotNull();
  }

  private static class SuperComparableExample extends SelfComparableExample {}