mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-07-17 09:49:13 +00:00
hide patch transformer behind interface
This commit is contained in:
Jingfang Liu
563
internal/k8sdeps/patch/patch_test.go
Normal file
563
internal/k8sdeps/patch/patch_test.go
Normal file
@@ -0,0 +1,563 @@
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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 patch
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import (
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"reflect"
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"strings"
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"testing"
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"sigs.k8s.io/kustomize/internal/k8sdeps"
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"sigs.k8s.io/kustomize/pkg/gvk"
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"sigs.k8s.io/kustomize/pkg/resid"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/resource"
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)
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var rf = resource.NewFactory(
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k8sdeps.NewKustKunstructuredFactory(k8sdeps.NewKustDecoder()))
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var deploy = gvk.Gvk{Group: "apps", Version: "v1", Kind: "Deployment"}
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var foo = gvk.Gvk{Group: "example.com", Version: "v1", Kind: "Foo"}
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func TestOverlayRun(t *testing.T) {
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base := resmap.ResMap{
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resid.NewResId(deploy, "deploy1"): rf.FromMap(
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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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"metadata": map[string]interface{}{
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"labels": map[string]interface{}{
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"old-label": "old-value",
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},
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},
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "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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}),
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}
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patch := []*resource.Resource{
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rf.FromMap(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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"metadata": map[string]interface{}{
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"labels": map[string]interface{}{
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"another-label": "foo",
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},
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},
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "nginx:latest",
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"env": []interface{}{
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map[string]interface{}{
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"name": "SOMEENV",
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"value": "BAR",
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},
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},
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},
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},
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},
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},
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},
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},
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),
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}
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expected := resmap.ResMap{
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resid.NewResId(deploy, "deploy1"): rf.FromMap(
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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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"metadata": map[string]interface{}{
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"labels": map[string]interface{}{
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"old-label": "old-value",
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"another-label": "foo",
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},
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},
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "nginx:latest",
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"env": []interface{}{
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map[string]interface{}{
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"name": "SOMEENV",
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"value": "BAR",
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},
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},
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},
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},
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},
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},
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},
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}),
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}
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lt, err := NewPatchTransformer(patch, rf)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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err = lt.Transform(base)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(base, expected) {
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err = expected.ErrorIfNotEqual(base)
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t.Fatalf("actual doesn't match expected: %v", err)
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}
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}
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func TestMultiplePatches(t *testing.T) {
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base := resmap.ResMap{
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resid.NewResId(deploy, "deploy1"): rf.FromMap(
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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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "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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}),
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}
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patch := []*resource.Resource{
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rf.FromMap(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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "nginx:latest",
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"env": []interface{}{
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map[string]interface{}{
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"name": "SOMEENV",
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"value": "BAR",
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},
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},
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},
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},
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},
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},
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},
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},
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),
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rf.FromMap(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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"env": []interface{}{
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map[string]interface{}{
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"name": "ANOTHERENV",
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"value": "HELLO",
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},
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},
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},
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map[string]interface{}{
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"name": "busybox",
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"image": "busybox",
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},
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},
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},
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},
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},
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},
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),
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}
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expected := resmap.ResMap{
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resid.NewResId(deploy, "deploy1"): rf.FromMap(
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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": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "nginx:latest",
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"env": []interface{}{
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map[string]interface{}{
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"name": "ANOTHERENV",
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"value": "HELLO",
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},
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map[string]interface{}{
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"name": "SOMEENV",
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"value": "BAR",
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},
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},
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},
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map[string]interface{}{
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"name": "busybox",
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"image": "busybox",
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},
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},
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},
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},
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},
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}),
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}
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lt, err := NewPatchTransformer(patch, rf)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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err = lt.Transform(base)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(base, expected) {
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err = expected.ErrorIfNotEqual(base)
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t.Fatalf("actual doesn't match expected: %v", err)
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}
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}
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func TestMultiplePatchesWithConflict(t *testing.T) {
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base := resmap.ResMap{
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resid.NewResId(deploy, "deploy1"): rf.FromMap(
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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": "deploy1",
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},
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"spec": map[string]interface{}{
|
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"template": map[string]interface{}{
|
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"spec": map[string]interface{}{
|
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "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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}),
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}
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patch := []*resource.Resource{
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rf.FromMap(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": "deploy1",
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},
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"spec": map[string]interface{}{
|
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"template": map[string]interface{}{
|
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"spec": map[string]interface{}{
|
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"containers": []interface{}{
|
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map[string]interface{}{
|
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"name": "nginx",
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"image": "nginx:latest",
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"env": []interface{}{
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map[string]interface{}{
|
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"name": "SOMEENV",
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"value": "BAR",
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},
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},
|
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},
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},
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},
|
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},
|
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},
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},
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),
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rf.FromMap(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": "deploy1",
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},
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"spec": map[string]interface{}{
|
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"template": map[string]interface{}{
|
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"spec": map[string]interface{}{
|
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"containers": []interface{}{
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map[string]interface{}{
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"name": "nginx",
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"image": "nginx:1.7.9",
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},
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},
|
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},
|
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},
|
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},
|
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},
|
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),
|
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}
|
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|
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lt, err := NewPatchTransformer(patch, rf)
|
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if err != nil {
|
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t.Fatalf("unexpected error: %v", err)
|
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}
|
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err = lt.Transform(base)
|
||||
if err == nil {
|
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t.Fatalf("did not get expected error")
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}
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if !strings.Contains(err.Error(), "conflict") {
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t.Fatalf("expected error to contain %q but get %v", "conflict", err)
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}
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}
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|
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func TestNoSchemaOverlayRun(t *testing.T) {
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base := resmap.ResMap{
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resid.NewResId(foo, "my-foo"): rf.FromMap(
|
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map[string]interface{}{
|
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"apiVersion": "example.com/v1",
|
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"kind": "Foo",
|
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"metadata": map[string]interface{}{
|
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"name": "my-foo",
|
||||
},
|
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"spec": map[string]interface{}{
|
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"bar": map[string]interface{}{
|
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"A": "X",
|
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"B": "Y",
|
||||
},
|
||||
},
|
||||
}),
|
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}
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patch := []*resource.Resource{
|
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rf.FromMap(map[string]interface{}{
|
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"apiVersion": "example.com/v1",
|
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"kind": "Foo",
|
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"metadata": map[string]interface{}{
|
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"name": "my-foo",
|
||||
},
|
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"spec": map[string]interface{}{
|
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"bar": map[string]interface{}{
|
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"B": nil,
|
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"C": "Z",
|
||||
},
|
||||
},
|
||||
},
|
||||
),
|
||||
}
|
||||
expected := resmap.ResMap{
|
||||
resid.NewResId(foo, "my-foo"): rf.FromMap(
|
||||
map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"A": "X",
|
||||
"C": "Z",
|
||||
},
|
||||
},
|
||||
}),
|
||||
}
|
||||
|
||||
lt, err := NewPatchTransformer(patch, rf)
|
||||
if err != nil {
|
||||
t.Fatalf("unexpected error: %v", err)
|
||||
}
|
||||
err = lt.Transform(base)
|
||||
if err != nil {
|
||||
t.Fatalf("unexpected error: %v", err)
|
||||
}
|
||||
if err = expected.ErrorIfNotEqual(base); err != nil {
|
||||
t.Fatalf("actual doesn't match expected: %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestNoSchemaMultiplePatches(t *testing.T) {
|
||||
base := resmap.ResMap{
|
||||
resid.NewResId(foo, "my-foo"): rf.FromMap(
|
||||
map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"A": "X",
|
||||
"B": "Y",
|
||||
},
|
||||
},
|
||||
}),
|
||||
}
|
||||
patch := []*resource.Resource{
|
||||
rf.FromMap(map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"B": nil,
|
||||
"C": "Z",
|
||||
},
|
||||
},
|
||||
},
|
||||
),
|
||||
rf.FromMap(map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"C": "Z",
|
||||
"D": "W",
|
||||
},
|
||||
"baz": map[string]interface{}{
|
||||
"hello": "world",
|
||||
},
|
||||
},
|
||||
},
|
||||
),
|
||||
}
|
||||
expected := resmap.ResMap{
|
||||
resid.NewResId(foo, "my-foo"): rf.FromMap(
|
||||
map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"A": "X",
|
||||
"C": "Z",
|
||||
"D": "W",
|
||||
},
|
||||
"baz": map[string]interface{}{
|
||||
"hello": "world",
|
||||
},
|
||||
},
|
||||
}),
|
||||
}
|
||||
|
||||
lt, err := NewPatchTransformer(patch, rf)
|
||||
if err != nil {
|
||||
t.Fatalf("unexpected error: %v", err)
|
||||
}
|
||||
err = lt.Transform(base)
|
||||
if err != nil {
|
||||
t.Fatalf("unexpected error: %v", err)
|
||||
}
|
||||
if err = expected.ErrorIfNotEqual(base); err != nil {
|
||||
t.Fatalf("actual doesn't match expected: %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestNoSchemaMultiplePatchesWithConflict(t *testing.T) {
|
||||
base := resmap.ResMap{
|
||||
resid.NewResId(foo, "my-foo"): rf.FromMap(
|
||||
map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"A": "X",
|
||||
"B": "Y",
|
||||
},
|
||||
},
|
||||
}),
|
||||
}
|
||||
patch := []*resource.Resource{
|
||||
rf.FromMap(map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"B": nil,
|
||||
"C": "Z",
|
||||
},
|
||||
},
|
||||
}),
|
||||
rf.FromMap(map[string]interface{}{
|
||||
"apiVersion": "example.com/v1",
|
||||
"kind": "Foo",
|
||||
"metadata": map[string]interface{}{
|
||||
"name": "my-foo",
|
||||
},
|
||||
"spec": map[string]interface{}{
|
||||
"bar": map[string]interface{}{
|
||||
"C": "NOT_Z",
|
||||
},
|
||||
},
|
||||
}),
|
||||
}
|
||||
|
||||
lt, err := NewPatchTransformer(patch, rf)
|
||||
if err != nil {
|
||||
t.Fatalf("unexpected error: %v", err)
|
||||
}
|
||||
err = lt.Transform(base)
|
||||
if err == nil {
|
||||
t.Fatalf("did not get expected error")
|
||||
}
|
||||
if !strings.Contains(err.Error(), "conflict") {
|
||||
t.Fatalf("expected error to contain %q but get %v", "conflict", err)
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user