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https://github.com/kubernetes-sigs/kustomize.git
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More custom transform coverage.
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jregan
341
pkg/target/customconfig_test.go
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341
pkg/target/customconfig_test.go
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/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package target
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import (
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"testing"
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)
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func makeBaseReferencingCustomConfig(th *KustTestHarness) {
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th.writeK("/app/base", `
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namePrefix: x-
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commonLabels:
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app: myApp
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vars:
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- name: APRIL_DIET
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objref:
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kind: Giraffe
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name: april
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fieldref:
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fieldpath: spec.diet
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- name: KOKO_DIET
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objref:
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kind: Gorilla
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name: koko
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fieldref:
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fieldpath: spec.diet
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resources:
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- giraffes.yaml
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- gorilla.yaml
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- animalPark.yaml
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configurations:
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- config/defaults.yaml
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- config/custom.yaml
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`)
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th.writeF("/app/base/giraffes.yaml", `
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kind: Giraffe
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metadata:
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name: may
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spec:
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diet: acacia
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location: SE
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---
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kind: Giraffe
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metadata:
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name: april
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spec:
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diet: mimosa
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location: NE
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`)
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th.writeF("/app/base/gorilla.yaml", `
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kind: Gorilla
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metadata:
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name: koko
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spec:
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diet: bambooshoots
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location: SW
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`)
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th.writeF("/app/base/animalPark.yaml", `
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kind: AnimalPark
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metadata:
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name: sandiego
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spec:
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gorillaRef:
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name: koko
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giraffeRef:
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name: april
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food:
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- "$(APRIL_DIET)"
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- "$(KOKO_DIET)"
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`)
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}
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func TestCustomConfig(t *testing.T) {
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th := NewKustTestHarness(t, "/app/base")
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makeBaseReferencingCustomConfig(th)
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th.writeDefaultConfigs("/app/base/config/defaults.yaml")
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th.writeF("/app/base/config/custom.yaml", `
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nameReference:
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- kind: Gorilla
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fieldSpecs:
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- kind: AnimalPark
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path: spec/gorillaRef/name
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- kind: Giraffe
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fieldSpecs:
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- kind: AnimalPark
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path: spec/giraffeRef/name
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varReference:
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- path: spec/food
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kind: AnimalPark
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`)
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m, err := th.makeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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th.assertActualEqualsExpected(m, `
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kind: AnimalPark
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metadata:
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labels:
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app: myApp
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name: x-sandiego
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spec:
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food:
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- mimosa
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- bambooshoots
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giraffeRef:
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name: x-april
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gorillaRef:
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name: x-koko
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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name: x-april
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spec:
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diet: mimosa
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location: NE
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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name: x-may
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spec:
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diet: acacia
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location: SE
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---
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kind: Gorilla
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metadata:
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labels:
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app: myApp
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name: x-koko
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spec:
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diet: bambooshoots
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location: SW
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`)
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}
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// TODO: this test demonstrates #658
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// The prefix "x-" is applied twice (search for x-x-sandiego), because the
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// config from the base isn't properly merged with the config in the overlay.
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func TestCustomConfigWithDefaultOverspecification(t *testing.T) {
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th := NewKustTestHarness(t, "/app/base")
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makeBaseReferencingCustomConfig(th)
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th.writeDefaultConfigs("/app/base/config/defaults.yaml")
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// Specifying namePrefix here conflicts with (is the same as)
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// the defaults written above.
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th.writeF("/app/base/config/custom.yaml", `
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namePrefix:
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- path: metadata/name
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nameReference:
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- kind: Gorilla
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fieldSpecs:
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- kind: AnimalPark
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path: spec/gorillaRef/name
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- kind: Giraffe
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fieldSpecs:
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- kind: AnimalPark
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path: spec/giraffeRef/name
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varReference:
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- path: spec/food
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kind: AnimalPark
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`)
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m, err := th.makeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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th.assertActualEqualsExpected(m, `
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kind: AnimalPark
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metadata:
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labels:
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app: myApp
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name: x-x-sandiego
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spec:
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food:
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- mimosa
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- bambooshoots
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giraffeRef:
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name: x-x-april
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gorillaRef:
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name: x-x-koko
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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name: x-x-april
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spec:
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diet: mimosa
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location: NE
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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name: x-x-may
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spec:
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diet: acacia
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location: SE
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---
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kind: Gorilla
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metadata:
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labels:
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app: myApp
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name: x-x-koko
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spec:
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diet: bambooshoots
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location: SW
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`)
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}
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// TODO: Test demonstrates bug #605.
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// The customization supplied in a base isn't available to the overlay.
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func TestBug605(t *testing.T) {
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th := NewKustTestHarness(t, "/app/overlay")
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makeBaseReferencingCustomConfig(th)
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th.writeDefaultConfigs("/app/base/config/defaults.yaml")
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th.writeF("/app/base/config/custom.yaml", `
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nameReference:
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- kind: Gorilla
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fieldSpecs:
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- kind: AnimalPark
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path: spec/gorillaRef/name
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- kind: Giraffe
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fieldSpecs:
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- kind: AnimalPark
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path: spec/giraffeRef/name
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varReference:
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- path: spec/food
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kind: AnimalPark
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`)
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th.writeK("/app/overlay", `
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namePrefix: o-
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commonLabels:
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movie: planetOfTheApes
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patchesStrategicMerge:
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- animalPark.yaml
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resources:
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- ursus.yaml
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bases:
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- ../base
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`)
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th.writeF("/app/overlay/ursus.yaml", `
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kind: Gorilla
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metadata:
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name: ursus
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spec:
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diet: heston
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location: Arizona
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`)
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// The following replaces the gorillaRef in the AnimalPark.
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th.writeF("/app/overlay/animalPark.yaml", `
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kind: AnimalPark
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metadata:
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name: sandiego
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spec:
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gorillaRef:
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name: ursus
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`)
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m, err := th.makeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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// Problems in the expected result:
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// - The variables are not replaced in the "food" fields.
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// - The name of the AnimalPark should be x-o-sandiego, since
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// AnimalPark appears in the base.
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// - The giraffe and gorilla name are incorrect in AnimalPark;
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// they should be o-x-april and o-ursus respectively. The
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// Gorilla ursus doesn't get an x because it's not in the base.
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th.assertActualEqualsExpected(m, `
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kind: AnimalPark
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metadata:
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labels:
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app: myApp
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movie: planetOfTheApes
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name: o-sandiego
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spec:
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food:
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- $(APRIL_DIET)
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- $(KOKO_DIET)
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giraffeRef:
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name: april
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gorillaRef:
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name: ursus
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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movie: planetOfTheApes
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name: o-x-april
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spec:
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diet: mimosa
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location: NE
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---
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kind: Giraffe
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metadata:
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labels:
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app: myApp
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movie: planetOfTheApes
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name: o-x-may
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spec:
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diet: acacia
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location: SE
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---
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kind: Gorilla
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metadata:
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labels:
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app: myApp
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movie: planetOfTheApes
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name: o-x-koko
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spec:
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diet: bambooshoots
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location: SW
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---
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kind: Gorilla
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metadata:
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labels:
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movie: planetOfTheApes
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name: o-ursus
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spec:
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diet: heston
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location: Arizona
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`)
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}
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