feat(1765): update tests, move unit test to proper file, improve removeEmptyInterfaces algo

Signed-off-by: Martin Jirku <martin@jirku.sk>

script/test/fixtures/envvars-interpolation/output-k8s.yaml

@@ -2,7 +2,6 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  creationTimestamp: null
   labels:
     io.kompose.service: myservice
   name: myservice
@@ -11,10 +10,8 @@ spec:
   selector:
     matchLabels:
       io.kompose.service: myservice
-  strategy: {}
   template:
     metadata:
-      creationTimestamp: null
       labels:
         io.kompose.network/envvars-interpolation-default: "true"
         io.kompose.service: myservice
@@ -30,7 +27,6 @@ spec:
               value: https
           image: alpine
           name: myservice
-          resources: {}
       restartPolicy: Always
 
 

script/test/fixtures/envvars-interpolation/output-os.yaml

@@ -2,7 +2,6 @@
 apiVersion: apps.openshift.io/v1
 kind: DeploymentConfig
 metadata:
-  creationTimestamp: null
   labels:
     io.kompose.service: myservice
   name: myservice
@@ -10,11 +9,8 @@ spec:
   replicas: 1
   selector:
     io.kompose.service: myservice
-  strategy:
-    resources: {}
   template:
     metadata:
-      creationTimestamp: null
       labels:
         io.kompose.network/envvars-interpolation-default: "true"
         io.kompose.service: myservice
@@ -30,7 +26,6 @@ spec:
               value: https
           image: ' '
           name: myservice
-          resources: {}
       restartPolicy: Always
   test: false
   triggers:
@@ -44,12 +39,10 @@ spec:
           name: myservice:latest
       type: ImageChange
 
-
 ---
 apiVersion: image.openshift.io/v1
 kind: ImageStream
 metadata:
-  creationTimestamp: null
   labels:
     io.kompose.service: myservice
   name: myservice
@@ -57,14 +50,10 @@ spec:
   lookupPolicy:
     local: false
   tags:
-    - annotations: null
-      from:
+    - from:
         kind: DockerImage
         name: alpine
-      generation: null
-      importPolicy: {}
       name: latest
       referencePolicy:
         type: ""
 
-