persistentvolume-controller: fix data race of non-deepcopied objects in fake client

Author: sttts

pkg/controller/volume/persistentvolume/pv_controller_test.go

@@ -21,7 +21,7 @@ import (
 	"testing"
 	"time"
 
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	storagev1 "k8s.io/api/storage/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/watch"
@@ -260,12 +260,14 @@ func TestControllerSync(t *testing.T) {
 
 		reactor := newVolumeReactor(client, ctrl, fakeVolumeWatch, fakeClaimWatch, test.errors)
 		for _, claim := range test.initialClaims {
+			claim = claim.DeepCopy()
 			reactor.AddClaim(claim)
 			go func(claim *v1.PersistentVolumeClaim) {
 				fakeClaimWatch.Add(claim)
 			}(claim)
 		}
 		for _, volume := range test.initialVolumes {
+			volume = volume.DeepCopy()
 			reactor.AddVolume(volume)
 			go func(volume *v1.PersistentVolume) {
 				fakeVolumeWatch.Add(volume)