Add UT for pkg/controllers/status/rb_status_controller.go
Signed-off-by: rayywu <rayywu@tencent.com>
This commit is contained in:
rayywu
parent
0ee9be39bb
commit
8e0f186302
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package status
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import (
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"context"
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workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
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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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"github.com/stretchr/testify/assert"
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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/schema"
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"k8s.io/apimachinery/pkg/types"
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dynamicfake "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/fake"
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"testing"
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"time"
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)
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func generateRBStatusController() *RBStatusController {
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stopCh := make(chan struct{})
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defer close(stopCh)
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dynamicClient := dynamicfake.NewSimpleDynamicClient(scheme.Scheme,
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&corev1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "pod1", Namespace: "default"}})
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m := genericmanager.NewSingleClusterInformerManager(dynamicClient, 0, stopCh)
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m.Lister(corev1.SchemeGroupVersion.WithResource("pods"))
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m.Start()
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m.WaitForCacheSync()
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c := &RBStatusController{
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Client: fake.NewClientBuilder().WithScheme(gclient.NewSchema()).Build(),
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DynamicClient: dynamicClient,
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InformerManager: m,
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RESTMapper: func() meta.RESTMapper {
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m := meta.NewDefaultRESTMapper([]schema.GroupVersion{corev1.SchemeGroupVersion})
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m.Add(corev1.SchemeGroupVersion.WithKind("Pod"), meta.RESTScopeNamespace)
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return m
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}(),
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EventRecorder: &record.FakeRecorder{},
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}
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return c
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}
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func TestRBStatusController_Reconcile(t *testing.T) {
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preTime := metav1.Date(2023, 0, 0, 0, 0, 0, 0, time.UTC)
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tests := []struct {
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name string
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binding *workv1alpha2.ResourceBinding
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expectRes controllerruntime.Result
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expectError bool
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}{
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{
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name: "failed in syncBindingStatus",
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binding: &workv1alpha2.ResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "binding",
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Namespace: "default",
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Pod",
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Namespace: "default",
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Name: "pod",
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},
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},
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},
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expectRes: controllerruntime.Result{},
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expectError: false,
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},
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{
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name: "binding not found in client",
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expectRes: controllerruntime.Result{},
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expectError: false,
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},
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{
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name: "failed in syncBindingStatus",
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binding: &workv1alpha2.ResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "binding",
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Namespace: "default",
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DeletionTimestamp: &preTime,
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Pod",
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Namespace: "default",
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Name: "pod",
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},
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},
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},
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expectRes: controllerruntime.Result{},
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expectError: 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 := generateRBStatusController()
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// Prepare req
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req := controllerruntime.Request{
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NamespacedName: types.NamespacedName{
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Name: "binding",
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Namespace: "default",
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},
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}
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// Prepare binding and create it in client
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if tt.binding != nil {
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if err := c.Client.Create(context.Background(), tt.binding); err != nil {
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t.Fatalf("Failed to create binding: %v", err)
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}
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}
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res, err := c.Reconcile(context.Background(), req)
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assert.Equal(t, tt.expectRes, res)
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if tt.expectError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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}
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func TestRBStatusController_syncBindingStatus(t *testing.T) {
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tests := []struct {
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name string
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resource workv1alpha2.ObjectReference
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podNameInDynamicClient string
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resourceExistInClient bool
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expectedError bool
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}{
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{
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name: "failed in FetchResourceTemplate, err is NotFound",
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resource: workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Pod",
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Namespace: "default",
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Name: "pod",
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},
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podNameInDynamicClient: "pod1",
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resourceExistInClient: true,
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expectedError: false,
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},
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{
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name: "failed in FetchResourceTemplate, err is not NotFound",
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resource: workv1alpha2.ObjectReference{},
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podNameInDynamicClient: "pod",
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resourceExistInClient: true,
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expectedError: true,
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},
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{
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name: "failed in AggregateClusterResourceBindingWorkStatus",
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resource: workv1alpha2.ObjectReference{
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APIVersion: "v1",
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Kind: "Pod",
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Namespace: "default",
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Name: "pod",
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},
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podNameInDynamicClient: "pod",
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resourceExistInClient: false,
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expectedError: true,
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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 := generateRBStatusController()
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c.DynamicClient = dynamicfake.NewSimpleDynamicClient(scheme.Scheme,
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&corev1.Pod{ObjectMeta: metav1.ObjectMeta{Name: tt.podNameInDynamicClient, Namespace: "default"}})
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binding := &workv1alpha2.ResourceBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: "binding",
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Namespace: "default",
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},
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Spec: workv1alpha2.ResourceBindingSpec{
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Resource: tt.resource,
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},
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}
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if tt.resourceExistInClient {
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if err := c.Client.Create(context.Background(), binding); err != nil {
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t.Fatalf("Failed to create binding: %v", err)
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}
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}
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err := c.syncBindingStatus(binding)
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if tt.expectedError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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}
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