Merge pull request #14664 from deads2k/fix-prepend

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pkg/client/unversioned/testclient/testclient.go

@@ -42,6 +42,8 @@ func NewSimpleFake(objects ...runtime.Object) *Fake {
 	fakeClient := &Fake{}
 	fakeClient.AddReactor("*", "*", ObjectReaction(o, api.RESTMapper))
 
+	fakeClient.AddWatchReactor("*", DefaultWatchReactor(watch.NewFake(), nil))
+
 	return fakeClient
 }
 
@@ -102,9 +104,7 @@ func (c *Fake) AddReactor(verb, resource string, reaction ReactionFunc) {
 
 // PrependReactor adds a reactor to the beginning of the chain
 func (c *Fake) PrependReactor(verb, resource string, reaction ReactionFunc) {
-	newChain := make([]Reactor, 0, len(c.ReactionChain)+1)
+	c.ReactionChain = append([]Reactor{&SimpleReactor{verb, resource, reaction}}, c.ReactionChain...)
-	newChain[0] = &SimpleReactor{verb, resource, reaction}
-	newChain = append(newChain, c.ReactionChain...)
 }
 
 // AddWatchReactor appends a reactor to the end of the chain
@@ -112,11 +112,21 @@ func (c *Fake) AddWatchReactor(resource string, reaction WatchReactionFunc) {
 	c.WatchReactionChain = append(c.WatchReactionChain, &SimpleWatchReactor{resource, reaction})
 }
 
+// PrependWatchReactor adds a reactor to the beginning of the chain
+func (c *Fake) PrependWatchReactor(resource string, reaction WatchReactionFunc) {
+	c.WatchReactionChain = append([]WatchReactor{&SimpleWatchReactor{resource, reaction}}, c.WatchReactionChain...)
+}
+
 // AddProxyReactor appends a reactor to the end of the chain
 func (c *Fake) AddProxyReactor(resource string, reaction ProxyReactionFunc) {
 	c.ProxyReactionChain = append(c.ProxyReactionChain, &SimpleProxyReactor{resource, reaction})
 }
 
+// PrependProxyReactor adds a reactor to the beginning of the chain
+func (c *Fake) PrependProxyReactor(resource string, reaction ProxyReactionFunc) {
+	c.ProxyReactionChain = append([]ProxyReactor{&SimpleProxyReactor{resource, reaction}}, c.ProxyReactionChain...)
+}
+
 // Invokes records the provided Action and then invokes the ReactFn (if provided).
 // defaultReturnObj is expected to be of the same type a normal call would return.
 func (c *Fake) Invokes(action Action, defaultReturnObj runtime.Object) (runtime.Object, error) {

pkg/controller/job/controller_test.go

@@ -395,9 +395,9 @@ type FakeWatcher struct {
 }
 
 func TestWatchJobs(t *testing.T) {
+	client := testclient.NewSimpleFake()
 	fakeWatch := watch.NewFake()
-	client := &testclient.Fake{}
+	client.PrependWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
-	client.AddWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
 	manager := NewJobController(client)
 	manager.podStoreSynced = alwaysReady
 
@@ -458,9 +458,9 @@ func TestWatchJobs(t *testing.T) {
 }
 
 func TestWatchPods(t *testing.T) {
+	client := testclient.NewSimpleFake()
 	fakeWatch := watch.NewFake()
-	client := &testclient.Fake{}
+	client.PrependWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
-	client.AddWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
 	manager := NewJobController(client)
 	manager.podStoreSynced = alwaysReady
 

pkg/controller/replication/replication_controller_test.go

@@ -502,10 +502,7 @@ func TestWatchPods(t *testing.T) {
 }
 
 func TestUpdatePods(t *testing.T) {
-	fakeWatch := watch.NewFake()
+	manager := NewReplicationManager(testclient.NewSimpleFake(), BurstReplicas)
-	client := &testclient.Fake{}
-	client.AddWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
-	manager := NewReplicationManager(client, BurstReplicas)
 	manager.podStoreSynced = alwaysReady
 
 	received := make(chan string)

plugin/pkg/admission/namespace/lifecycle/admission_test.go

@@ -26,7 +26,6 @@ import (
 	"k8s.io/kubernetes/pkg/client/cache"
 	"k8s.io/kubernetes/pkg/client/unversioned/testclient"
 	"k8s.io/kubernetes/pkg/runtime"
-	"k8s.io/kubernetes/pkg/watch"
 )
 
 // TestAdmission
@@ -44,10 +43,8 @@ func TestAdmission(t *testing.T) {
 
 	store := cache.NewStore(cache.MetaNamespaceKeyFunc)
 	store.Add(namespaceObj)
-	fakeWatch := watch.NewFake()
+	mockClient := testclient.NewSimpleFake()
-	mockClient := &testclient.Fake{}
+	mockClient.PrependReactor("get", "namespaces", func(action testclient.Action) (bool, runtime.Object, error) {
-	mockClient.AddWatchReactor("*", testclient.DefaultWatchReactor(fakeWatch, nil))
-	mockClient.AddReactor("get", "namespaces", func(action testclient.Action) (bool, runtime.Object, error) {
 		namespaceLock.RLock()
 		defer namespaceLock.RUnlock()
 		if getAction, ok := action.(testclient.GetAction); ok && getAction.GetName() == namespaceObj.Name {
@@ -55,7 +52,7 @@ func TestAdmission(t *testing.T) {
 		}
 		return true, nil, fmt.Errorf("No result for action %v", action)
 	})
-	mockClient.AddReactor("list", "namespaces", func(action testclient.Action) (bool, runtime.Object, error) {
+	mockClient.PrependReactor("list", "namespaces", func(action testclient.Action) (bool, runtime.Object, error) {
 		namespaceLock.RLock()
 		defer namespaceLock.RUnlock()
 		return true, &api.NamespaceList{Items: []api.Namespace{*namespaceObj}}, nil