Convert image transformer test to a more readable format

pkg/target/transformersimage_test.go

@@ -0,0 +1,170 @@
+/*
+Copyright 2019 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package target_test
+
+import (
+	"testing"
+)
+
+func makeTransfomersImageBase(th *KustTestHarness) {
+	th.writeK("/app/base", `
+resources:
+- deploy1.yaml
+- random.yaml
+images:
+- name: nginx
+  newTag: v2
+- name: my-nginx
+  newTag: previous
+- name: myprivaterepohostname:1234/my/image
+  newTag: v1.0.1
+- name: foobar
+  digest: sha256:24a0c4b4
+- name: alpine
+  newName: myprivaterepohostname:1234/my/cool-alpine
+- name: gcr.io:8080/my-project/my-cool-app
+  newName: my-cool-app
+- name: postgres
+  newName: my-postgres
+  newTag: v3
+- name: docker
+  newName: my-docker
+  digest: sha256:25a0d4b4
+`)
+	th.writeF("/app/base/deploy1.yaml", `
+group: apps
+apiVersion: v1
+kind: Deployment
+metadata:
+  name: deploy1
+spec:
+  template:
+    spec:
+      initContainers:
+      - name: nginx2
+        image: my-nginx:1.8.0
+      - name: init-alpine
+        image: alpine:1.8.0
+      containers:
+      - name: ngnix
+        image: nginx:1.7.9
+      - name: repliaced-with-digest
+        image: foobar:1
+      - name: postgresdb
+        image: postgres:1.8.0
+`)
+	th.writeF("/app/base/random.yaml", `
+kind: randomKind
+metadata:
+  name: random
+spec:
+  template:
+    spec:
+      containers:
+      - name: ngnix1
+        image: nginx
+spec2:
+  template:
+    spec:
+      containers:
+      - name: nginx3
+        image: nginx:v1
+      - name: nginx4
+        image: my-nginx:latest
+spec3:
+  template:
+    spec:
+      initContainers:
+      - name: postgresdb
+        image: postgres:alpine-9
+      - name: init-docker
+        image: docker:17-git
+      - name: myImage
+        image: myprivaterepohostname:1234/my/image:latest
+      - name: myImage2
+        image: myprivaterepohostname:1234/my/image
+      - name: my-app
+        image: my-app-image:v1
+      - name: my-cool-app
+        image: gcr.io:8080/my-project/my-cool-app:latest
+`)
+}
+
+func TestTransfomersImageDefaultConfig(t *testing.T) {
+	th := NewKustTestHarness(t, "/app/base")
+	makeTransfomersImageBase(th)
+	m, err := th.makeKustTarget().MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	th.assertActualEqualsExpected(m, `
+apiVersion: v1
+group: apps
+kind: Deployment
+metadata:
+  name: deploy1
+spec:
+  template:
+    spec:
+      containers:
+      - image: nginx:v2
+        name: ngnix
+      - image: foobar@sha256:24a0c4b4
+        name: repliaced-with-digest
+      - image: my-postgres:v3
+        name: postgresdb
+      initContainers:
+      - image: my-nginx:previous
+        name: nginx2
+      - image: myprivaterepohostname:1234/my/cool-alpine:1.8.0
+        name: init-alpine
+---
+kind: randomKind
+metadata:
+  name: random
+spec:
+  template:
+    spec:
+      containers:
+      - image: nginx:v2
+        name: ngnix1
+spec2:
+  template:
+    spec:
+      containers:
+      - image: nginx:v2
+        name: nginx3
+      - image: my-nginx:previous
+        name: nginx4
+spec3:
+  template:
+    spec:
+      initContainers:
+      - image: my-postgres:v3
+        name: postgresdb
+      - image: my-docker@sha256:25a0d4b4
+        name: init-docker
+      - image: myprivaterepohostname:1234/my/image:v1.0.1
+        name: myImage
+      - image: myprivaterepohostname:1234/my/image:v1.0.1
+        name: myImage2
+      - image: my-app-image:v1
+        name: my-app
+      - image: my-cool-app:latest
+        name: my-cool-app
+`)
+}