some transformer plugins

pkg/target/transformerplugin_test.go

@@ -0,0 +1,119 @@
+/*
+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 (
+	"sigs.k8s.io/kustomize/pkg/types"
+	"testing"
+)
+
+func writeDeployment(th *KustTestHarness, path string) {
+	th.writeF(path, `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: myDeployment
+spec:
+  template:
+    metadata:
+      labels:
+        backend: awesome
+    spec:
+      containers:
+      - name: whatever
+        image: whatever
+`)
+}
+
+func writeStringPrefixer(th *KustTestHarness, path string) {
+	th.writeF(path, `
+apiVersion: strings.microwoosh.com/v1
+kind: StringPrefixer
+metadata:
+  name: myStringPrefixer
+prefix: apple-
+`)
+}
+
+func writeDatePrefixer(th *KustTestHarness, path string) {
+	th.writeF(path, `
+apiVersion: team.dater.com/v1
+kind: DatePrefixer
+metadata:
+  name: myDatePrefixer
+`)
+}
+
+func TestOrderedTransformers(t *testing.T) {
+	th := NewKustTestHarnessWithPluginConfig(
+		t, "/app", types.PluginConfig{GoEnabled: true})
+	th.writeK("/app", `
+resources:
+- deployment.yaml
+transformers:
+- stringPrefixer.yaml
+`)
+	writeDeployment(th, "/app/deployment.yaml")
+	writeStringPrefixer(th, "/app/stringPrefixer.yaml")
+	writeDatePrefixer(th, "/app/datePrefixer.yaml")
+	m, err := th.makeKustTarget().MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	th.assertActualEqualsExpected(m, `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: apple-myDeployment
+spec:
+  template:
+    metadata:
+      labels:
+        backend: awesome
+    spec:
+      containers:
+      - image: whatever
+        name: whatever
+`)
+}
+
+func xTestTransformedTransformers(t *testing.T) {
+	th := NewKustTestHarnessWithPluginConfig(
+		t, "/app/overlay", types.PluginConfig{GoEnabled: true})
+
+	th.writeK("/app/base", `
+resources:
+- stringPrefixer.yaml
+transformers:
+- datePrefixer.yaml
+`)
+	writeStringPrefixer(th, "/app/base/stringPrefixer.yaml")
+	writeDatePrefixer(th, "/app/base/datePrefixer.yaml")
+
+	th.writeK("/app/overlay", `
+resources:
+- deployment.yaml
+transformers:
+- ../base
+`)
+	writeDeployment(th, "/app/overlay/deployment.yaml")
+
+	m, err := th.makeKustTarget().MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	th.assertActualEqualsExpected(m, `
+HEY
+`)
+}