435 lines
13 KiB
Go
435 lines
13 KiB
Go
/*
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Copyright 2024 The Karmada 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 binding
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import (
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"context"
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"fmt"
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"reflect"
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"testing"
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appsv1 "k8s.io/api/apps/v1"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/types"
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fakedynamic "k8s.io/client-go/dynamic/fake"
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"k8s.io/client-go/kubernetes/scheme"
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"k8s.io/client-go/tools/record"
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controllerruntime "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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"sigs.k8s.io/controller-runtime/pkg/reconcile"
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policyv1alpha1 "github.com/karmada-io/karmada/pkg/apis/policy/v1alpha1"
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workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
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testing2 "github.com/karmada-io/karmada/pkg/search/proxy/testing"
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"github.com/karmada-io/karmada/pkg/util"
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"github.com/karmada-io/karmada/pkg/util/fedinformer/genericmanager"
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"github.com/karmada-io/karmada/pkg/util/gclient"
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testing3 "github.com/karmada-io/karmada/pkg/util/testing"
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"github.com/karmada-io/karmada/test/helper"
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)
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func makeFakeCRBCByResource(rs *workv1alpha2.ObjectReference) (*ClusterResourceBindingController, error) {
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tempDyClient := fakedynamic.NewSimpleDynamicClient(scheme.Scheme)
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if rs == nil {
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return &ClusterResourceBindingController{
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Client: fake.NewClientBuilder().WithScheme(gclient.NewSchema()).Build(),
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RESTMapper: testing2.RestMapper,
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InformerManager: genericmanager.NewSingleClusterInformerManager(tempDyClient, 0, nil),
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DynamicClient: tempDyClient,
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}, nil
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}
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var obj runtime.Object
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var src string
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switch rs.Kind {
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case "Namespace":
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obj = &corev1.Namespace{ObjectMeta: metav1.ObjectMeta{Namespace: "", Name: rs.Name}}
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src = "namespaces"
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default:
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return nil, fmt.Errorf("%s not support yet, pls add for it", rs.Kind)
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}
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tempDyClient.Resources = []*metav1.APIResourceList{
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{
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GroupVersion: appsv1.SchemeGroupVersion.String(),
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APIResources: []metav1.APIResource{
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{Name: rs.Name, Namespaced: true, Kind: rs.Kind, Version: rs.APIVersion},
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},
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},
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}
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return &ClusterResourceBindingController{
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Client: fake.NewClientBuilder().WithScheme(gclient.NewSchema()).Build(),
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RESTMapper: helper.NewGroupRESTMapper(rs.Kind, meta.RESTScopeNamespace),
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InformerManager: testing3.NewSingleClusterInformerManagerByRS(src, obj),
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DynamicClient: tempDyClient,
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EventRecorder: record.NewFakeRecorder(1024),
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}, nil
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}
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func TestClusterResourceBindingController_Reconcile(t *testing.T) {
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rs := workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Namespace",
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Name: "test",
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}
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req := controllerruntime.Request{NamespacedName: client.ObjectKey{Namespace: "", Name: "test"}}
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tests := []struct {
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name string
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want controllerruntime.Result
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wantErr bool
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crb *workv1alpha2.ClusterResourceBinding
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del bool
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req controllerruntime.Request
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}{
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{
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name: "Reconcile create crb",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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req: req,
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},
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{
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name: "Reconcile crb deleted",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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del: true,
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req: req,
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},
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{
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name: "Req not found",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-noexist",
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},
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},
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req: req,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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c, err := makeFakeCRBCByResource(&rs)
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if err != nil {
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t.Fatalf("%s", err)
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}
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if tt.crb != nil {
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if err := c.Client.Create(context.Background(), tt.crb); err != nil {
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t.Fatalf("Failed to create ClusterResourceBinding: %v", err)
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}
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}
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if tt.del {
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if err := c.Client.Delete(context.Background(), tt.crb); err != nil {
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t.Fatalf("Failed to delete ClusterResourceBinding: %v", err)
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}
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}
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result, err := c.Reconcile(context.Background(), req)
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if (err != nil) != tt.wantErr {
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t.Errorf("ClusterResourceBindingController.Reconcile() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(result, tt.want) {
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t.Errorf("ClusterResourceBindingController.Reconcile() = %v, want %v", result, tt.want)
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}
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})
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}
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}
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func TestClusterResourceBindingController_removeFinalizer(t *testing.T) {
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tests := []struct {
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name string
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want controllerruntime.Result
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wantErr bool
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crb *workv1alpha2.ClusterResourceBinding
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create bool
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}{
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{
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name: "Remove finalizer succeed",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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},
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create: true,
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},
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{
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name: "finalizers not exist",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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},
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},
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create: true,
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},
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{
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name: "crb not found",
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want: controllerruntime.Result{},
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wantErr: true,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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},
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create: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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c, err := makeFakeCRBCByResource(nil)
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if err != nil {
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t.Fatalf("Failed to create ClusterResourceBindingController: %v", err)
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}
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if tt.create && tt.crb != nil {
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if err := c.Client.Create(context.Background(), tt.crb); err != nil {
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t.Fatalf("Failed to create ClusterResourceBinding: %v", err)
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}
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}
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result, err := c.removeFinalizer(context.Background(), tt.crb)
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if (err != nil) != tt.wantErr {
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t.Errorf("ClusterResourceBindingController.removeFinalizer() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(result, tt.want) {
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t.Errorf("ClusterResourceBindingController.removeFinalizer() = %v, want %v", result, tt.want)
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}
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})
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}
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}
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func TestClusterResourceBindingController_syncBinding(t *testing.T) {
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rs := workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Namespace",
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Name: "test",
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}
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tests := []struct {
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name string
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want controllerruntime.Result
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wantErr bool
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crb *workv1alpha2.ClusterResourceBinding
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}{
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{
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name: "sync binding",
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want: controllerruntime.Result{},
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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c, err := makeFakeCRBCByResource(&rs)
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if err != nil {
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t.Fatalf("failed to create fake ClusterResourceBindingController: %v", err)
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}
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result, err := c.syncBinding(context.Background(), tt.crb)
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if (err != nil) != tt.wantErr {
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t.Errorf("ClusterResourceBindingController.syncBinding() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(result, tt.want) {
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t.Errorf("ClusterResourceBindingController.syncBinding() = %v, want %v", result, tt.want)
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}
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})
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}
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}
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func TestClusterResourceBindingController_removeOrphanWorks(t *testing.T) {
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rs := workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Namespace",
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Name: "test",
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}
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tests := []struct {
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name string
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wantErr bool
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crb *workv1alpha2.ClusterResourceBinding
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}{
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{
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name: "removeOrphanWorks test",
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wantErr: false,
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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c, err := makeFakeCRBCByResource(&rs)
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if err != nil {
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t.Fatalf("failed to create fake ClusterResourceBindingController: %v", err)
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}
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err = c.removeOrphanWorks(context.Background(), tt.crb)
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if (err != nil) != tt.wantErr {
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t.Errorf("ClusterResourceBindingController.syncBinding() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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})
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}
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}
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func TestClusterResourceBindingController_newOverridePolicyFunc(t *testing.T) {
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rs := workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Namespace",
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Name: "test",
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}
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tests := []struct {
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name string
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want []reconcile.Request
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req client.Object
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crb *workv1alpha2.ClusterResourceBinding
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}{
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{
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name: "not clusteroverridepolicy",
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want: nil,
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req: &policyv1alpha1.OverridePolicy{},
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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},
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{
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name: "newOverridePolicyFunc test succeed",
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want: []reconcile.Request{{NamespacedName: types.NamespacedName{Name: rs.Name}}},
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req: &policyv1alpha1.ClusterOverridePolicy{
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Spec: policyv1alpha1.OverrideSpec{
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ResourceSelectors: []policyv1alpha1.ResourceSelector{
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{
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APIVersion: rs.APIVersion,
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Kind: rs.Kind,
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Name: rs.Name,
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},
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},
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},
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},
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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},
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{
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name: "ResourceSelector is empty",
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want: []reconcile.Request{{NamespacedName: types.NamespacedName{Name: rs.Name}}},
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req: &policyv1alpha1.ClusterOverridePolicy{
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Spec: policyv1alpha1.OverrideSpec{
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ResourceSelectors: []policyv1alpha1.ResourceSelector{},
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},
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},
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crb: &workv1alpha2.ClusterResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Labels: map[string]string{"clusterresourcebinding.karmada.io/permanent-id": "f2603cdb-f3f3-4a4b-b289-3186a4fef979"},
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Finalizers: []string{util.ClusterResourceBindingControllerFinalizer},
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: rs,
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},
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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c, err := makeFakeCRBCByResource(&rs)
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if err != nil {
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t.Fatalf("failed to create fake ClusterResourceBindingController: %v", err)
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}
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if tt.crb != nil {
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if err := c.Client.Create(context.Background(), tt.crb); err != nil {
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t.Fatalf("Failed to create ClusterResourceBinding: %v", err)
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}
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}
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got := c.newOverridePolicyFunc()
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result := got(context.Background(), tt.req)
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if !reflect.DeepEqual(result, tt.want) {
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t.Errorf("ClusterResourceBindingController.newOverridePolicyFunc() get = %v, want %v", result, tt.want)
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return
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}
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})
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}
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}
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