}

  private static void assertState(
      ServiceManager manager, Service.State state, Service... services) {
    Collection<Service> managerServices = manager.servicesByState().get(state);
    for (Service service : services) {
      assertEquals(service.toString(), state, service.state());

  public ServiceManager startAsync() {
    for (Service service : services) {
      checkState(service.state() == NEW, "Not all services are NEW, cannot start %s", this);
    }
    for (Service service : services) {
      try {
        state.tryStartTiming(service);
        service.startAsync();
      } catch (IllegalStateException e) {
        // This can happen if the service has already been started or stopped (e.g. by another

  public ServiceManager startAsync() {
    for (Service service : services) {
      checkState(service.state() == NEW, "Not all services are NEW, cannot start %s", this);
    }
    for (Service service : services) {
      try {
        state.tryStartTiming(service);
        service.startAsync();
      } catch (IllegalStateException e) {
        // This can happen if the service has already been started or stopped (e.g. by another

    assertEquals(1, service.startUpCalled);
    assertEquals(Service.State.FAILED, service.state());
    assertThat(service.transitionStates).containsExactly(Service.State.STARTING);
  }

  public void testStop_withoutStart() {
    TestService service = new TestService();
    service.stopAsync().awaitTerminated();
    assertEquals(0, service.startUpCalled);
    assertEquals(0, service.shutDownCalled);

	cmd := &cobra.Command{
		Use:     "service <svc>",
		Aliases: []string{"svc"},
		Short:   "Describe services and their Istio configuration [kube-only]",
		Long: `Analyzes service, pods, DestinationRules, and VirtualServices and reports
the configuration objects that affect that service.`,
		Example: `  istioctl experimental describe service productpage`,
		Args: func(cmd *cobra.Command, args []string) error {

		},
		{ // case 8 unknown service
			args:           strings.Split("service not-a-service", " "),
			expectedString: "services \"not-a-service\" not found",
			wantException:  true, // "istioctl experimental describe service not-a-service" should fail
		},
		{
			k8sConfigs: []runtime.Object{
				&corev1.Service{
					ObjectMeta: metav1.ObjectMeta{
						Name:      "productpage",

    ExecutorService service = mock(ExecutorService.class);
    application.addDelayedShutdownHook(service, 2, SECONDS);
    verify(service, Mockito.never()).shutdown();
    application.shutdown();
    InOrder shutdownFirst = Mockito.inOrder(service);
    shutdownFirst.verify(service).shutdown();
    shutdownFirst.verify(service).awaitTermination(2, SECONDS);
  }

metadata:
  resourceVersion: ""`
	udpService = `
kind: Service
metadata:
  name: hello
spec:
  ports:
    -
      protocol: udp`
	skippedService = `
kind: Service
metadata:
  name: hello
  namespace: istio-system
spec:
  ports:
    -
      name: http
      port: 9080`
	validPortNamingSvc = `
apiVersion: v1
kind: Service
metadata:
  name: hello
spec:
  ports:

    assertEquals(1, service.startUpCalled);
    assertEquals(Service.State.FAILED, service.state());
    assertThat(service.transitionStates).containsExactly(Service.State.STARTING);
  }

  public void testStop_withoutStart() {
    TestService service = new TestService();
    service.stopAsync().awaitTerminated();
    assertEquals(0, service.startUpCalled);
    assertEquals(0, service.shutDownCalled);

    assertEquals(0, service.runCalled);
    assertEquals(1, service.shutdownCalled);
  }

  public void testStop_noStart() {
    FakeService service = new FakeService();
    service.stopAsync().awaitTerminated();
    assertEquals(Service.State.TERMINATED, service.state());
    assertEquals(0, service.startupCalled);
    assertEquals(0, service.runCalled);
    assertEquals(0, service.shutdownCalled);
  }