=== ":material-language-kotlin: Kotlin"
    ```kotlin
      private val client: OkHttpClient = OkHttpClient.Builder()
          .connectTimeout(5, TimeUnit.SECONDS)
          .writeTimeout(5, TimeUnit.SECONDS)
          .readTimeout(5, TimeUnit.SECONDS)
          .callTimeout(10, TimeUnit.SECONDS)
          .build()

      fun run() {

	public final fun certificatePinner (Lokhttp3/CertificatePinner;)Lokhttp3/OkHttpClient$Builder;
	public final fun connectTimeout (JLjava/util/concurrent/TimeUnit;)Lokhttp3/OkHttpClient$Builder;
	public final fun connectTimeout (Ljava/time/Duration;)Lokhttp3/OkHttpClient$Builder;
	public final fun connectTimeout-LRDsOJo (J)Lokhttp3/OkHttpClient$Builder;
	public final fun connectionPool (Lokhttp3/ConnectionPool;)Lokhttp3/OkHttpClient$Builder;

    server.enqueue(MockResponse(body = "success!"))
    client =
      client
        .newBuilder()
        .proxySelector(proxySelector)
        .readTimeout(Duration.ofMillis(100))
        .connectTimeout(Duration.ofMillis(100))
        .build()
    val request = Request.Builder().url("http://android.com/").build()
    executeSynchronously(request)
      .assertCode(200)
      .assertBody("success!")