hub.getOutgoing("channel", String)

        when:
        hub.requestStop()
        hub.getOutgoing("channel", String)

        then:
        IllegalStateException e = thrown()
        e.message == 'Cannot create outgoing dispatch, as <hub> has been stopped.'
    }

    def "cannot add handler after stop started"() {
        when:
        hub.requestStop()
        hub.addHandler("channel", new Object())

  autoscaleMin: 1
  cpu:
    targetAverageUtilization: 80
  traceSampling: 1.0
  image: pilot
  env:
    GODEBUG: gctrace=1
global:
  hub: docker.io/istio
  istioNamespace: istio-system
  tag: 1.2.3
  proxy:
    readinessInitialDelaySeconds: 2
`,
			want: `
hub: docker.io/istio
tag: 1.2.3
components:
   pilot:
     enabled: true
     k8s:
       replicaCount: 1
       env:
       - name: GODEBUG

## General Setup

```bash
# This defines the docker hub to use when running integration tests and building docker images
# eg: HUB="docker.io/istio", HUB="gcr.io/istio-testing"
export HUB="docker.io/$USER"

# This defines the docker tag to use when running integration tests and

import org.gradle.internal.remote.internal.RecoverableMessageIOException;
import org.gradle.internal.remote.internal.RemoteConnection;
import org.gradle.internal.remote.internal.hub.protocol.*;
import org.gradle.internal.remote.internal.hub.queue.EndPointQueue;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

/**

			nil,
		},
		// IBM DevOps Services tests
		{
			"hub.jazz.net/git/user1/pkgname",
			&RepoRoot{
				VCS:  vcsGit,
				Repo: "https://hub.jazz.net/git/user1/pkgname",
			},
		},
		{
			"hub.jazz.net/git/user1/pkgname/submodule/submodule/submodule",
			&RepoRoot{
				VCS:  vcsGit,
				Repo: "https://hub.jazz.net/git/user1/pkgname",
			},
		},
		{
			"hub.jazz.net",
			nil,
		},
		{
			"hubajazz.net",

":false}}},"tracing":{"enabled":false,"ingress":{"enabled":false},"jaeger":{"accessMode":"ReadWriteMany","enabled":false,"hub":"docker.io/jaegertracing","memory":{"max_traces":50000},"namespace":"istio-system","persist":false,"spanStorageType":"badger","storageClassName":"","tag":"1.20"},"nodeSelector":{},"opencensus":{"exporters":{"stackdriver":{"enable_tracing":true}},"hub":"docker.io/omnition","resources":{"limits":{"cpu":"1","memory":"2Gi"},"requests":{"cpu":"200m","memory":"400Mi"}},"tag":"...

	flag.StringVar(&settingsFromCommandLine.Image.Hub, "istio.test.hub", settingsFromCommandLine.Image.Hub,
		"Container registry hub to use")
	flag.StringVar(&settingsFromCommandLine.Image.Tag, "istio.test.tag", settingsFromCommandLine.Image.Tag,
		"Common Container tag to use when deploying container images")

":false}}},"tracing":{"enabled":false,"ingress":{"enabled":false},"jaeger":{"accessMode":"ReadWriteMany","enabled":false,"hub":"docker.io/jaegertracing","memory":{"max_traces":50000},"namespace":"istio-system","persist":false,"spanStorageType":"badger","storageClassName":"","tag":"1.20"},"nodeSelector":{},"opencensus":{"exporters":{"stackdriver":{"enable_tracing":true}},"hub":"docker.io/omnition","resources":{"limits":{"cpu":"1","memory":"2Gi"},"requests":{"cpu":"200m","memory":"400Mi"}},"tag":"...

func TestDelimsAlphaNumeric(t *testing.T) {
	test := lexTest{"right delimiter with alphanumeric start", "{{hub .host hub}}", []item{
		mkItem(itemLeftDelim, "{{hub"),
		mkItem(itemSpace, " "),
		mkItem(itemField, ".host"),
		mkItem(itemSpace, " "),
		mkItem(itemRightDelim, "hub}}"),
		tEOF,
	}}
	items := collect(&test, "{{hub", "hub}}")

	if !equal(items, test.items, false) {

# Need separate target for init:
$(TARGET_OUT):
	@mkdir -p $@

# If the hub is not explicitly set, use default to istio.
HUB ?=istio
ifeq ($(HUB),)
  $(error "HUB cannot be empty")
endif

# For dockerx builds, allow HUBS which is a space separated list of hubs. Default to HUB.
HUBS ?= $(HUB)

# If tag not explicitly set in users' .istiorc.mk or command line, default to the git sha.