anchor.diff:  [source,yaml]
   ----
   kind: NetworkPolicy
  -apiVersion: networking.k8s.io/v1
  +apiVersion: extensions/v1beta1
   metadata:
     name: allow-same-namespace
   spec:
  
positive.code: [source,yaml]
  ----
  kind: NetworkPolicy
  apiVersion: networking.k8s.io/v1
  metadata:
    name: allow-http-and-https
  spec:
  
negative.code: +
  [source,yaml]
  ----
  apiVersion: extensions/v1beta1
  kind: NetworkPolicy
  metadata:
    name: allow-from-openshift-ingress-namespace
  