From 949fd514633ebeb5707047aef0778c771c692f87 Mon Sep 17 00:00:00 2001
From: Jeffrey Regan <jregan@google.com>
Date: Tue, 18 Dec 2018 17:03:59 -0800
Subject: [PATCH] Yet another kusttarget test.

---
 pkg/target/baseandoverlaymedium_test.go |  10 +-
 pkg/target/baseandoverlaysmall_test.go  | 189 ++++++++++++++++++++++++
 2 files changed, 194 insertions(+), 5 deletions(-)
 create mode 100644 pkg/target/baseandoverlaysmall_test.go

diff --git a/pkg/target/baseandoverlaymedium_test.go b/pkg/target/baseandoverlaymedium_test.go
index 8469a2f53..61b925d77 100644
--- a/pkg/target/baseandoverlaymedium_test.go
+++ b/pkg/target/baseandoverlaymedium_test.go
@@ -37,7 +37,7 @@ import (
 // To eventually fix this, we could write the data to a real filesystem, and
 // clean up after, or use some other trick compatible with exec.
 
-func writeBase(t *testing.T, ldr loadertest.FakeLoader) {
+func writeMediumBase(t *testing.T, ldr loadertest.FakeLoader) {
 	writeK(t, ldr, "/app/base", `
 namePrefix: baseprefix-
 commonLabels:
@@ -86,9 +86,9 @@ spec:
 `)
 }
 
-func TestBigBase(t *testing.T) {
+func TestMediumBase(t *testing.T) {
 	ldr := loadertest.NewFakeLoader("/app/base")
-	writeBase(t, ldr)
+	writeMediumBase(t, ldr)
 	m, err := makeKustTarget(t, ldr).MakeCustomizedResMap()
 	if err != nil {
 		t.Fatalf("Err: %v", err)
@@ -149,9 +149,9 @@ spec:
 `)
 }
 
-func TestBigOverlay(t *testing.T) {
+func TestMediumOverlay(t *testing.T) {
 	ldr := loadertest.NewFakeLoader("/app/overlay")
-	writeBase(t, ldr)
+	writeMediumBase(t, ldr)
 	writeK(t, ldr, "/app/overlay", `
 namePrefix: test-infra-
 commonLabels:
diff --git a/pkg/target/baseandoverlaysmall_test.go b/pkg/target/baseandoverlaysmall_test.go
new file mode 100644
index 000000000..887df4317
--- /dev/null
+++ b/pkg/target/baseandoverlaysmall_test.go
@@ -0,0 +1,189 @@
+/*
+Copyright 2018 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
+
+import (
+	"testing"
+
+	"sigs.k8s.io/kustomize/pkg/internal/loadertest"
+)
+
+func writeSmallBase(t *testing.T, ldr loadertest.FakeLoader) {
+	writeK(t, ldr, "/app/base", `
+namePrefix: a-
+commonLabels:
+  app: myApp
+resources:
+- deployment.yaml
+- service.yaml
+`)
+	writeF(t, ldr, "/app/base/service.yaml", `
+apiVersion: v1
+kind: Service
+metadata:
+  name: myService
+spec:
+  selector:
+    backend: bungie
+  ports:
+    - port: 7002
+`)
+	writeF(t, ldr, "/app/base/deployment.yaml", `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: myDeployment
+spec:
+  template:
+    metadata:
+      labels:
+        backend: awesome
+    spec:
+      containers:
+      - name: whatever
+        image: whatever
+`)
+}
+
+func TestSmallBase(t *testing.T) {
+	ldr := loadertest.NewFakeLoader("/app/base")
+	writeSmallBase(t, ldr)
+	m, err := makeKustTarget(t, ldr).MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	if m == nil {
+		t.Fatalf("Empty map.")
+	}
+	s, err := m.EncodeAsYaml()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	assertExpectedEqualsActual(t, s, `apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app: myApp
+  name: a-myService
+spec:
+  ports:
+  - port: 7002
+  selector:
+    app: myApp
+    backend: bungie
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    app: myApp
+  name: a-myDeployment
+spec:
+  selector:
+    matchLabels:
+      app: myApp
+  template:
+    metadata:
+      labels:
+        app: myApp
+        backend: awesome
+    spec:
+      containers:
+      - image: whatever
+        name: whatever
+`)
+}
+
+func TestSmallOverlay(t *testing.T) {
+	ldr := loadertest.NewFakeLoader("/app/overlay")
+	writeSmallBase(t, ldr)
+	writeK(t, ldr, "/app/overlay", `
+namePrefix: b-
+commonLabels:
+  env: prod
+bases:
+- ../base
+patchesStrategicMerge:
+- deployment/deployment.yaml
+imageTags:
+- name: whatever
+  newTag: 1.8.0`)
+
+	writeF(t, ldr, "/app/overlay/configmap/app.env", `
+DB_USERNAME=admin
+DB_PASSWORD=somepw
+`)
+	writeF(t, ldr, "/app/overlay/configmap/app-init.ini", `
+FOO=bar
+BAR=baz
+`)
+	writeF(t, ldr, "/app/overlay/deployment/deployment.yaml", `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: myDeployment
+spec:
+  replicas: 1000
+`)
+	m, err := makeKustTarget(t, ldr).MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	s, err := m.EncodeAsYaml()
+	if err != nil {
+		t.Fatalf("Unexpected err: %v", err)
+	}
+	assertExpectedEqualsActual(t, s, `apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app: myApp
+    env: prod
+  name: b-a-myService
+spec:
+  ports:
+  - port: 7002
+  selector:
+    app: myApp
+    backend: bungie
+    env: prod
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    app: myApp
+    env: prod
+  name: b-a-myDeployment
+spec:
+  replicas: 1000
+  selector:
+    matchLabels:
+      app: myApp
+      env: prod
+  template:
+    metadata:
+      labels:
+        app: myApp
+        backend: awesome
+        env: prod
+    spec:
+      containers:
+      - image: whatever:1.8.0
+        name: whatever
+`)
+}