apiVersion: apps/v1
kind: Deployment
metadata:
  name: helloworld-v2
  namespace: default
  labels:
    app: helloworld
    version: v2
spec:
  replicas: 1
  selector:
    matchLabels:
      app: helloworld
      version: v2
  template:
    metadata:
      labels:
        app: helloworld
        version: v2
        sidecar.istio.io/inject: "true"
    spec:
      containers:

        buildScript helloWorldTask()

        when:
        runner('helloWorld', '--unknown').build()

        then:
        thrown UnexpectedBuildFailure
    }

    def "treats invalid argument as build failure and does not throw if expected"() {
        given:
        buildScript helloWorldTask()

        when:
        runner('helloWorld', '--unknown').buildAndFail()

        then:
        noExceptionThrown()

```

Also make sure you are running two versions (v1 and v2) of the helloworld service:

```bash
kubectl apply -f ../helloworld.yaml
```

## Configure the helloworld gateway

Apply the helloworld gateway configuration:

```bash
kubectl apply -f ./helloworld-gateway.yaml
```

metadata:
  name: deploy-con-sec-uid
  labels:
    app: helloworld
    version: v1
spec:
  replicas: 1
  selector:
    matchLabels:
      app: helloworld
      version: v1
  template:
    metadata:
      labels:
        app: helloworld
        version: v1
    spec:
      securityContext:
        runAsUser: 1337
      containers:
      - name: helloworld
        image: docker.io/istio/examples-helloworld-v1

apiVersion: v1
kind: Pod
metadata:
  generateName: helloworld-
  # less than 63 characters
  name: helloworld-helloworld
  ownerReferences:
    - apiVersion: foo/v1
      controller: true
      kind: Bar
      # more than 63 characters
      name: helloworld-helloworld-helloworld-helloworld-helloworld-hellowo-ld
      uid: 12345678-1234-1234-1234-123456789012
spec:
  containers:
    - name: hello

<web-app>
    <display-name>HelloWorld</display-name>

    <servlet>
        <servlet-name>HelloWorld</servlet-name>
        <servlet-class>HelloWorld</servlet-class>
    </servlet>

    <servlet-mapping>
        <servlet-name>HelloWorld</servlet-name>
        <url-pattern>/secret.html</url-pattern>
    </servlet-mapping>

apiVersion: apps/v1
kind: Deployment
metadata:
  name: helloworld-v1
  labels:
    app: helloworld
    version: v1
spec:
  replicas: 1
  selector:
    matchLabels:
      app: helloworld
      version: v1
  template:
    metadata:
      annotations:
        sidecar.istio.io/bootstrapOverride: "istio-custom-bootstrap-config"
      labels:
        app: helloworld
        version: v1
    spec:
      containers:

    source = "../tcp-echo/src"
    tags   = ["1.3", "latest"]
  },

  {
    name   = "examples-helloworld-v1"
    source = "../helloworld/src"
    args   = {
      service_version = "v1"
    }
    tags = ["1.0", "latest"]
  },
  {
    name   = "examples-helloworld-v2"
    source = "../helloworld/src"
    args   = {
      service_version = "v2"
    }
    tags = ["1.0", "latest"]
  },
]

f2a8e35c.helloworld-11000x.zst hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world...

Request request = new Request.Builder()
    .url("http://www.publicobject.com/helloworld.txt")
    .header("User-Agent", "OkHttp Example")
    .build();

Response response = client.newCall(request).execute();
response.body().close();
```