): Request? {
    val challenges = response.challenges()
    val request = response.request
    val url = request.url
    val proxyAuthorization = response.code == 407
    val proxy = route?.proxy ?: Proxy.NO_PROXY

    for (challenge in challenges) {
      if (!"Basic".equals(challenge.scheme, ignoreCase = true)) {
        continue
      }

      val dns = route?.address?.dns ?: defaultDns
      val auth =

    assertThat(client.proxySelector)
      .isNotInstanceOf(NullProxySelector::class.java)
    client =
      OkHttpClient.Builder()
        .proxy(Proxy.NO_PROXY)
        .build()
    assertThat(client.proxy).isSameAs(Proxy.NO_PROXY)
    assertThat(client.proxySelector)
      .isInstanceOf(NullProxySelector::class.java)
    client =
      OkHttpClient.Builder()
        .proxySelector(FakeProxySelector())

        append(":")
        append(address.url.port)
      }

      if (addressHostname != socketHostname) {
        when (proxy) {
          Proxy.NO_PROXY -> append(" at ")
          else -> append(" via proxy ")
        }

        when {
          socketHostname == null -> append("<unresolved>")

   *
   * Note that the list of proxies is never null, but it may be a list containing
   * only [Proxy.NO_PROXY]. This comes up in several situations:
   *
   * * If neither a proxy nor proxy selector is configured.
   * * If the proxy is configured explicitly as [Proxy.NO_PROXY].
   * * If the proxy selector returns only [Proxy.NO_PROXY].
   * * If the proxy selector returns an empty list or null.
   *

 */
class TestValueFactory : Closeable {
  var taskFaker: TaskFaker = TaskFaker()
  var taskRunner: TaskRunner = taskFaker.taskRunner
  var dns: Dns = Dns.SYSTEM
  var proxy: Proxy = Proxy.NO_PROXY
  var proxySelector: ProxySelector = RecordingProxySelector()
  var proxyAuthenticator: Authenticator = RecordingOkAuthenticator("password", null)
  var connectionSpecs: List<ConnectionSpec> =
    listOf(

import okhttp3.internal.toImmutableList

/**
 * A specification for a connection to an origin server. For simple connections, this is the
 * server's hostname and port. If an explicit proxy is requested (or [no proxy][Proxy.NO_PROXY] is
 * explicitly requested), this also includes that proxy information. For secure connections the
 * address also includes the SSL socket factory, hostname verifier, and certificate pinner.
 *

		fmt.Fprint(w, res)
	}))
	defer server.Close()

	localProxy := server.URL

	t.Setenv("http_proxy", localProxy)
	t.Setenv("HTTP_PROXY", localProxy)
	unsetEnv(t, "no_proxy")
	unsetEnv(t, "NO_PROXY")

	followNonLocalRedirects := true
	prober := New(followNonLocalRedirects)

	// take some time to wait server boot
	time.Sleep(2 * time.Second)
	url, err := url.Parse("http://example.com")

  @Test fun connectExceptionsAreReturnedAsSuppressed() {
    val proxySelector = RecordingProxySelector()
    proxySelector.proxies.add(Proxy(Proxy.Type.HTTP, TestUtil.UNREACHABLE_ADDRESS_IPV4))
    proxySelector.proxies.add(Proxy.NO_PROXY)
    server.shutdown()

    client =
      client.newBuilder()
        .proxySelector(proxySelector)
        .readTimeout(Duration.ofMillis(100))
        .connectTimeout(Duration.ofMillis(100))

    protected CurlRequest createCurlRequest(final String url) {
        final CurlRequest request = Curl.get(url);
        final Proxy proxy = ComponentUtil.getFessConfig().getHttpProxy();
        if (proxy != null && !Proxy.NO_PROXY.equals(proxy)) {
            request.proxy(proxy);
        }
        return request;
    }

    public void deleteInstalledArtifact(final Artifact artifact) {

			noProxy:           "192.168.63.0/24,192.168.143.0/24",
			url:               "https://192.168.143.1:8443/api",
			expectedDelegated: false,
		},
		{
			name:              "IPv6 cidr",
			noProxy:           "2001:db8::/48",
			url:               "https://[2001:db8::1]/api",
			expectedDelegated: false,
		},
		{
			name:              "IPv6+port cidr",
			noProxy:           "2001:db8::/48",