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Start making examples more visible.
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jregan
437
api/krusty/baseandoverlaysmall_test.go
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437
api/krusty/baseandoverlaysmall_test.go
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@@ -0,0 +1,437 @@
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// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package krusty_test
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import (
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"strings"
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"testing"
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. "sigs.k8s.io/kustomize/api/krusty"
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"sigs.k8s.io/kustomize/api/types"
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)
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func TestOrderPreserved(t *testing.T) {
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th := makeTestHarness(t)
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th.WriteK("/app/base", `
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namePrefix: b-
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resources:
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- namespace.yaml
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- role.yaml
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- service.yaml
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- deployment.yaml
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`)
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th.WriteF("/app/base/service.yaml", `
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apiVersion: v1
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kind: Service
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metadata:
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name: myService
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`)
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th.WriteF("/app/base/namespace.yaml", `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: myNs
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`)
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th.WriteF("/app/base/role.yaml", `
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apiVersion: v1
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kind: Role
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metadata:
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name: myRole
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`)
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th.WriteF("/app/base/deployment.yaml", `
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apiVersion: v1
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kind: Deployment
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metadata:
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name: myDep
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`)
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th.WriteK("/app/prod", `
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namePrefix: p-
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resources:
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- ../base
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- service.yaml
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- namespace.yaml
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`)
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th.WriteF("/app/prod/service.yaml", `
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apiVersion: v1
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kind: Service
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metadata:
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name: myService2
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`)
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th.WriteF("/app/prod/namespace.yaml", `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: myNs2
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`)
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m := th.Run("/app/prod", th.MakeDefaultOptions())
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th.AssertActualEqualsExpected(m, `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: p-b-myNs
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---
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apiVersion: v1
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kind: Role
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metadata:
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name: p-b-myRole
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: p-b-myService
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---
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apiVersion: v1
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kind: Deployment
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metadata:
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name: p-b-myDep
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: p-myService2
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---
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apiVersion: v1
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kind: Namespace
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metadata:
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name: p-myNs2
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`)
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}
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func TestBaseInResourceList(t *testing.T) {
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th := makeTestHarness(t)
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th.WriteK("/app/prod", `
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namePrefix: b-
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resources:
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- ../base
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`)
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th.WriteK("/app/base", `
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namePrefix: a-
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resources:
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- service.yaml
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`)
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th.WriteF("/app/base/service.yaml", `
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apiVersion: v1
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kind: Service
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metadata:
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name: myService
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spec:
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selector:
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backend: bungie
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`)
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m := th.Run("/app/prod", th.MakeDefaultOptions())
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th.AssertActualEqualsExpected(m, `
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apiVersion: v1
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kind: Service
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metadata:
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name: b-a-myService
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spec:
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selector:
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backend: bungie
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`)
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}
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func writeSmallBase(th testingHarness) {
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th.WriteK("/app/base", `
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namePrefix: a-
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commonLabels:
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app: myApp
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resources:
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- deployment.yaml
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- service.yaml
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`)
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th.WriteF("/app/base/service.yaml", `
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apiVersion: v1
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kind: Service
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metadata:
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name: myService
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spec:
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selector:
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backend: bungie
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ports:
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- port: 7002
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`)
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th.WriteF("/app/base/deployment.yaml", `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeployment
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spec:
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template:
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metadata:
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labels:
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backend: awesome
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spec:
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containers:
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- name: whatever
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image: whatever
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`)
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}
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func TestSmallBase(t *testing.T) {
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th := makeTestHarness(t)
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writeSmallBase(th)
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m := th.Run("/app/base", th.MakeDefaultOptions())
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th.AssertActualEqualsExpected(m, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app: myApp
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name: a-myDeployment
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spec:
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selector:
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matchLabels:
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app: myApp
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template:
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metadata:
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labels:
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app: myApp
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backend: awesome
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spec:
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containers:
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- image: whatever
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name: whatever
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: myApp
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name: a-myService
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spec:
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ports:
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- port: 7002
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selector:
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app: myApp
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backend: bungie
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`)
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}
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func TestSmallOverlay(t *testing.T) {
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th := makeTestHarness(t)
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writeSmallBase(th)
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th.WriteK("/app/overlay", `
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namePrefix: b-
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commonLabels:
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env: prod
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resources:
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- ../base
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patchesStrategicMerge:
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- deployment/deployment.yaml
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images:
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- name: whatever
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newTag: 1.8.0
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`)
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th.WriteF("/app/overlay/configmap/app.env", `
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DB_USERNAME=admin
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DB_PASSWORD=somepw
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`)
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th.WriteF("/app/overlay/configmap/app-init.ini", `
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FOO=bar
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BAR=baz
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`)
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th.WriteF("/app/overlay/deployment/deployment.yaml", `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeployment
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spec:
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replicas: 1000
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`)
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m := th.Run("/app/overlay", th.MakeDefaultOptions())
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th.AssertActualEqualsExpected(m, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app: myApp
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env: prod
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name: b-a-myDeployment
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spec:
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replicas: 1000
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selector:
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matchLabels:
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app: myApp
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env: prod
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template:
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metadata:
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labels:
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app: myApp
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backend: awesome
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env: prod
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spec:
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containers:
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- image: whatever:1.8.0
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name: whatever
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: myApp
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env: prod
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name: b-a-myService
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spec:
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ports:
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- port: 7002
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selector:
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app: myApp
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backend: bungie
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env: prod
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`)
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}
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func TestSharedPatchDisAllowed(t *testing.T) {
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th := makeTestHarness(t)
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writeSmallBase(th)
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th.WriteK("/app/overlay", `
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commonLabels:
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env: prod
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resources:
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- ../base
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patchesStrategicMerge:
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- ../shared/deployment-patch.yaml
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`)
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th.WriteF("/app/shared/deployment-patch.yaml", `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeployment
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spec:
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replicas: 1000
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`)
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err := th.RunWithErr("/app/overlay", func() Options {
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o := th.MakeDefaultOptions()
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o.LoadRestrictions = types.LoadRestrictionsRootOnly
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return o
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}())
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if !strings.Contains(
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err.Error(),
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"security; file '/app/shared/deployment-patch.yaml' is not in or below '/app/overlay'") {
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t.Fatalf("unexpected error: %s", err)
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}
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}
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func TestSharedPatchAllowed(t *testing.T) {
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th := makeTestHarness(t)
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writeSmallBase(th)
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th.WriteK("/app/overlay", `
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commonLabels:
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env: prod
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resources:
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- ../base
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patchesStrategicMerge:
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- ../shared/deployment-patch.yaml
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`)
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th.WriteF("/app/shared/deployment-patch.yaml", `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeployment
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spec:
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replicas: 1000
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`)
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m := th.Run("/app/overlay", func() Options {
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o := th.MakeDefaultOptions()
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o.LoadRestrictions = types.LoadRestrictionsNone
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return o
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}())
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th.AssertActualEqualsExpected(m, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app: myApp
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env: prod
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name: a-myDeployment
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spec:
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replicas: 1000
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selector:
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matchLabels:
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app: myApp
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env: prod
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template:
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metadata:
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labels:
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app: myApp
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backend: awesome
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env: prod
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spec:
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containers:
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- image: whatever
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name: whatever
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: myApp
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env: prod
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name: a-myService
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spec:
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ports:
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- port: 7002
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selector:
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app: myApp
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backend: bungie
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env: prod
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`)
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}
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func TestSmallOverlayJSONPatch(t *testing.T) {
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th := makeTestHarness(t)
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writeSmallBase(th)
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th.WriteK("/app/overlay", `
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resources:
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- ../base
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patchesJson6902:
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- target:
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version: v1
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kind: Service
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name: a-myService
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path: service-patch.yaml
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`)
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th.WriteF("/app/overlay/service-patch.yaml", `
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- op: add
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path: /spec/selector/backend
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value: beagle
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`)
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m := th.Run("/app/overlay", th.MakeDefaultOptions())
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th.AssertActualEqualsExpected(m, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app: myApp
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name: a-myDeployment
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spec:
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selector:
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matchLabels:
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app: myApp
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template:
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metadata:
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labels:
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app: myApp
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backend: awesome
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spec:
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containers:
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- image: whatever
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name: whatever
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: myApp
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name: a-myService
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spec:
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ports:
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- port: 7002
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selector:
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app: myApp
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backend: beagle
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`)
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}
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