mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-07-16 17:33:14 +00:00
Remove target package from exposed API.
This commit is contained in:
Jeffrey Regan
446
api/internal/target/kusttarget_test.go
Normal file
446
api/internal/target/kusttarget_test.go
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@@ -0,0 +1,446 @@
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// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package target_test
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import (
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"encoding/base64"
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"fmt"
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"strings"
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"testing"
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"sigs.k8s.io/kustomize/api/ifc"
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"sigs.k8s.io/kustomize/api/internal/loadertest"
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. "sigs.k8s.io/kustomize/api/internal/target"
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"sigs.k8s.io/kustomize/api/resid"
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"sigs.k8s.io/kustomize/api/resmap"
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"sigs.k8s.io/kustomize/api/resource"
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kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
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valtest_test "sigs.k8s.io/kustomize/api/testutils/valtest"
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"sigs.k8s.io/kustomize/api/types"
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)
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const (
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kustomizationContent = `
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apiVersion: kustomize.config.k8s.io/v1beta1
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kind: Kustomization
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namePrefix: foo-
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nameSuffix: -bar
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namespace: ns1
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commonLabels:
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app: nginx
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commonAnnotations:
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note: This is a test annotation
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resources:
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- deployment.yaml
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- namespace.yaml
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generatorOptions:
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disableNameSuffixHash: false
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configMapGenerator:
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- name: literalConfigMap
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literals:
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- DB_USERNAME=admin
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- DB_PASSWORD=somepw
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secretGenerator:
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- name: secret
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literals:
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- DB_USERNAME=admin
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- DB_PASSWORD=somepw
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type: Opaque
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patchesJson6902:
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- target:
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group: apps
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version: v1
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kind: Deployment
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name: dply1
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path: jsonpatch.json
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`
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deploymentContent = `
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apiVersion: apps/v1
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metadata:
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name: dply1
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kind: Deployment
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`
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namespaceContent = `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: ns1
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`
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jsonpatchContent = `[
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{"op": "add", "path": "/spec/replica", "value": "3"}
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]`
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)
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func TestResources(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/whatever")
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th.WriteK("/whatever/", kustomizationContent)
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th.WriteF("/whatever/deployment.yaml", deploymentContent)
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th.WriteF("/whatever/namespace.yaml", namespaceContent)
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th.WriteF("/whatever/jsonpatch.json", jsonpatchContent)
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resources := []*resource.Resource{
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th.RF().FromMapWithName("dply1", map[string]interface{}{
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"apiVersion": "apps/v1",
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"kind": "Deployment",
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"metadata": map[string]interface{}{
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"name": "foo-dply1-bar",
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"namespace": "ns1",
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"labels": map[string]interface{}{
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"app": "nginx",
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},
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"annotations": map[string]interface{}{
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"note": "This is a test annotation",
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},
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},
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"spec": map[string]interface{}{
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"replica": "3",
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"selector": map[string]interface{}{
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"matchLabels": map[string]interface{}{
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"app": "nginx",
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},
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},
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"template": map[string]interface{}{
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"metadata": map[string]interface{}{
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"annotations": map[string]interface{}{
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"note": "This is a test annotation",
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},
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"labels": map[string]interface{}{
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"app": "nginx",
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},
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},
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},
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},
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}),
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th.RF().FromMapWithName("ns1", map[string]interface{}{
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"apiVersion": "v1",
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"kind": "Namespace",
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"metadata": map[string]interface{}{
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"name": "foo-ns1-bar",
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"labels": map[string]interface{}{
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"app": "nginx",
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},
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"annotations": map[string]interface{}{
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"note": "This is a test annotation",
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},
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},
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}),
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th.RF().FromMapWithName("literalConfigMap",
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map[string]interface{}{
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"apiVersion": "v1",
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"kind": "ConfigMap",
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"metadata": map[string]interface{}{
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"name": "foo-literalConfigMap-bar-8d2dkb8k24",
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"namespace": "ns1",
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"labels": map[string]interface{}{
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"app": "nginx",
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},
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"annotations": map[string]interface{}{
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"note": "This is a test annotation",
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},
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},
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"data": map[string]interface{}{
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"DB_USERNAME": "admin",
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"DB_PASSWORD": "somepw",
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},
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}),
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th.RF().FromMapWithName("secret",
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map[string]interface{}{
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"apiVersion": "v1",
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"kind": "Secret",
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"metadata": map[string]interface{}{
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"name": "foo-secret-bar-9btc7bt4kb",
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"namespace": "ns1",
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"labels": map[string]interface{}{
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"app": "nginx",
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},
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"annotations": map[string]interface{}{
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"note": "This is a test annotation",
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},
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},
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"type": ifc.SecretTypeOpaque,
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"data": map[string]interface{}{
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"DB_USERNAME": base64.StdEncoding.EncodeToString([]byte("admin")),
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"DB_PASSWORD": base64.StdEncoding.EncodeToString([]byte("somepw")),
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},
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}),
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}
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expected := resmap.New()
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for _, r := range resources {
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if err := expected.Append(r); err != nil {
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t.Fatalf("unexpected error %v", err)
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}
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}
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actual, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("unexpected Resources error %v", err)
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}
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if err = expected.ErrorIfNotEqualLists(actual); err != nil {
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t.Fatalf("unexpected inequality: %v", err)
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}
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}
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func TestKustomizationNotFound(t *testing.T) {
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_, err := NewKustTarget(
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loadertest.NewFakeLoader("/foo"),
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valtest_test.MakeFakeValidator(), nil, nil, nil)
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if err == nil {
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t.Fatalf("expected an error")
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}
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if err.Error() !=
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`unable to find one of 'kustomization.yaml', 'kustomization.yml' or 'Kustomization' in directory '/foo'` {
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t.Fatalf("unexpected error: %q", err)
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}
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}
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func TestResourceNotFound(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/whatever")
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th.WriteK("/whatever", kustomizationContent)
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_, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err == nil {
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t.Fatalf("Didn't get the expected error for an unknown resource")
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}
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if !strings.Contains(err.Error(), `cannot read file`) {
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t.Fatalf("unexpected error: %q", err)
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}
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}
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func findSecret(m resmap.ResMap) *resource.Resource {
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for _, r := range m.Resources() {
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if r.OrgId().Kind == "Secret" {
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return r
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}
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}
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return nil
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}
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func TestDisableNameSuffixHash(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/whatever")
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th.WriteK("/whatever/", kustomizationContent)
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th.WriteF("/whatever/deployment.yaml", deploymentContent)
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th.WriteF("/whatever/namespace.yaml", namespaceContent)
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th.WriteF("/whatever/jsonpatch.json", jsonpatchContent)
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m, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("unexpected Resources error %v", err)
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}
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secret := findSecret(m)
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if secret == nil {
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t.Errorf("Expected to find a Secret")
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}
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if secret.GetName() != "foo-secret-bar-9btc7bt4kb" {
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t.Errorf("unexpected secret resource name: %s", secret.GetName())
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}
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th.WriteK("/whatever/",
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strings.Replace(kustomizationContent,
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"disableNameSuffixHash: false",
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"disableNameSuffixHash: true", -1))
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m, err = th.MakeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("unexpected Resources error %v", err)
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}
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secret = findSecret(m)
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if secret == nil {
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t.Errorf("Expected to find a Secret")
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}
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if secret.GetName() != "foo-secret-bar" { // No hash at end.
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t.Errorf("unexpected secret resource name: %s", secret.GetName())
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}
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}
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func TestIssue596AllowDirectoriesThatAreSubstringsOfEachOther(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlays/aws-sandbox2.us-east-1")
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th.WriteK("/app/base", "")
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th.WriteK("/app/overlays/aws", `
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resources:
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- ../../base
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`)
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th.WriteK("/app/overlays/aws-nonprod", `
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resources:
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- ../aws
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`)
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th.WriteK("/app/overlays/aws-sandbox2.us-east-1", `
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resources:
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- ../aws-nonprod
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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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}
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// To simplify tests, these vars specified in alphabetical order.
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var someVars = []types.Var{
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{
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Name: "AWARD",
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ObjRef: types.Target{
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APIVersion: "v7",
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Gvk: resid.Gvk{Kind: "Service"},
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Name: "nobelPrize"},
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FieldRef: types.FieldSelector{FieldPath: "some.arbitrary.path"},
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},
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{
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Name: "BIRD",
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ObjRef: types.Target{
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APIVersion: "v300",
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Gvk: resid.Gvk{Kind: "Service"},
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Name: "heron"},
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FieldRef: types.FieldSelector{FieldPath: "metadata.name"},
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},
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{
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Name: "FRUIT",
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ObjRef: types.Target{
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Gvk: resid.Gvk{Kind: "Service"},
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Name: "apple"},
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FieldRef: types.FieldSelector{FieldPath: "metadata.name"},
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},
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{
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Name: "VEGETABLE",
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ObjRef: types.Target{
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Gvk: resid.Gvk{Kind: "Leafy"},
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Name: "kale"},
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FieldRef: types.FieldSelector{FieldPath: "metadata.name"},
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},
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}
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func TestGetAllVarsSimple(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app")
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th.WriteK("/app", `
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vars:
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- name: AWARD
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objref:
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kind: Service
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name: nobelPrize
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apiVersion: v7
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fieldref:
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fieldpath: some.arbitrary.path
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- name: BIRD
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objref:
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kind: Service
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name: heron
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apiVersion: v300
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`)
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ra, err := th.MakeKustTarget().AccumulateTarget()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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vars := ra.Vars()
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if len(vars) != 2 {
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t.Fatalf("unexpected size %d", len(vars))
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}
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for i := range vars[:2] {
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// By using Var.DeepEqual, we are protecting the code
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// from a potential invocation of vars[i].ObjRef.GVK()
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// during AccumulateTarget
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if !vars[i].DeepEqual(someVars[i]) {
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t.Fatalf("unexpected var[%d]:\n %v\n %v", i, vars[i], someVars[i])
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}
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}
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}
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func TestGetAllVarsNested(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlays/o2")
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th.WriteK("/app/base", `
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vars:
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- name: AWARD
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objref:
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kind: Service
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name: nobelPrize
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apiVersion: v7
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fieldref:
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fieldpath: some.arbitrary.path
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- name: BIRD
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objref:
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kind: Service
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name: heron
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apiVersion: v300
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`)
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th.WriteK("/app/overlays/o1", `
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vars:
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- name: FRUIT
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objref:
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kind: Service
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name: apple
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resources:
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- ../../base
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`)
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th.WriteK("/app/overlays/o2", `
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vars:
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- name: VEGETABLE
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objref:
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kind: Leafy
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name: kale
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resources:
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- ../o1
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`)
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ra, err := th.MakeKustTarget().AccumulateTarget()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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vars := ra.Vars()
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if len(vars) != 4 {
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for i, v := range vars {
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fmt.Printf("%v: %v\n", i, v)
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}
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t.Fatalf("expected 4 vars, got %d", len(vars))
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}
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for i := range vars {
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// By using Var.DeepEqual, we are protecting the code
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// from a potential invocation of vars[i].ObjRef.GVK()
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// during AccumulateTarget
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if !vars[i].DeepEqual(someVars[i]) {
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t.Fatalf("unexpected var[%d]:\n %v\n %v", i, vars[i], someVars[i])
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}
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}
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}
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func TestVarCollisionsForbidden(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlays/o2")
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th.WriteK("/app/base", `
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vars:
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- name: AWARD
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objref:
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kind: Service
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name: nobelPrize
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apiVersion: v7
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fieldref:
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fieldpath: some.arbitrary.path
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- name: BIRD
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objref:
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kind: Service
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name: heron
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apiVersion: v300
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`)
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th.WriteK("/app/overlays/o1", `
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vars:
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- name: AWARD
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objref:
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kind: Service
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name: academy
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resources:
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- ../../base
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`)
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th.WriteK("/app/overlays/o2", `
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vars:
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- name: VEGETABLE
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objref:
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kind: Leafy
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name: kale
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resources:
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- ../o1
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`)
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_, err := th.MakeKustTarget().AccumulateTarget()
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if err == nil {
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t.Fatalf("expected var collision")
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}
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if !strings.Contains(err.Error(),
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"var 'AWARD' already encountered") {
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t.Fatalf("unexpected error: %v", err)
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}
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}
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Reference in New Issue
Block a user