Remove initializer test

Initializers are alpha, broken and a subject for removal. They don't
work well with finalizers and the previous hack present in deployment
and replicaset reapers was just hiding this problem.

hack/make-rules/test-cmd-util.sh

@@ -3209,18 +3209,6 @@ run_deployment_tests() {
   kubectl delete configmap test-set-env-config "${kube_flags[@]}"
   kubectl delete secret test-set-env-secret "${kube_flags[@]}"
 
-  ### Delete a deployment with initializer
-  # Pre-condition: no deployment exists
-  kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
-  # Create a deployment
-  kubectl create --request-timeout=1 -f hack/testdata/deployment-with-initializer.yaml 2>&1 "${kube_flags[@]}" || true
-  kube::test::get_object_assert 'deployment web' "{{$id_field}}" 'web'
-  # Delete a deployment
-  kubectl delete deployment web "${kube_flags[@]}"
-  # Check Deployment web doesn't exist
-  output_message=$(! kubectl get deployment web 2>&1 "${kube_flags[@]}")
-  kube::test::if_has_string "${output_message}" '"web" not found'
-
   set +o nounset
   set +o errexit
 }
@@ -3362,18 +3350,6 @@ run_rs_tests() {
   # Post-condition: no replica set exists
   kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
 
-  ### Delete a rs with initializer
-  # Pre-condition: no rs exists
-  kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
-  # Create a rs
-  kubectl create --request-timeout=1 -f hack/testdata/replicaset-with-initializer.yaml 2>&1 "${kube_flags[@]}" || true
-  kube::test::get_object_assert 'rs nginx' "{{$id_field}}" 'nginx'
-  # Delete a rs
-  kubectl delete rs nginx "${kube_flags[@]}"
-  # check rs nginx doesn't exist
-  output_message=$(! kubectl get rs nginx 2>&1 "${kube_flags[@]}")
-  kube::test::if_has_string "${output_message}" '"nginx" not found'
-
   if kube::test::if_supports_resource "${horizontalpodautoscalers}" ; then
     ### Auto scale replica set
     # Pre-condition: no replica set exists

hack/testdata/deployment-with-initializer.yaml

@@ -1,25 +0,0 @@
-apiVersion: extensions/v1beta1
-kind: Deployment
-metadata:
-  name: web
-  labels:
-    run: web
-  initializers:
-    pending:
-    - name: podimage.initializer.com
-spec:
-  replicas: 5
-  selector:
-    matchLabels:
-      run: web
-  template:
-    metadata:
-      labels:
-        run: web
-    spec:
-      containers:
-      - image: nginx:1.10
-        name: web
-        ports:
-        - containerPort: 80
-          protocol: TCP

hack/testdata/replicaset-with-initializer.yaml

@@ -1,23 +0,0 @@
-apiVersion: extensions/v1beta1
-kind: ReplicaSet
-metadata:
-  name: nginx
-  initializers:
-    pending:
-    - name: podimage.initializer.com
-spec:
-  replicas: 3
-  selector:
-    matchLabels:
-      app: nginx
-  template:
-    metadata:
-      name: nginx
-      labels:
-        app: nginx
-    spec:
-      containers:
-      - name: nginx
-        image: nginx:1.10
-        ports:
-        - containerPort: 80