Move the common test functions from cmd_test.go to cmd/testing/fake.go

This is so that we can use NewAPIFactory() from cmd/set/*test.go
Up until now we would get a import loop error.

This commit also adds a basic unit test case for cmd/set/set_image.go

pkg/kubectl/cmd/expose_test.go

@@ -26,6 +26,7 @@ import (
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/client/unversioned/fake"
 	"k8s.io/kubernetes/pkg/kubectl"
+	cmdtesting "k8s.io/kubernetes/pkg/kubectl/cmd/testing"
 	"k8s.io/kubernetes/pkg/runtime"
 	"k8s.io/kubernetes/pkg/util/intstr"
 )
@@ -431,7 +432,7 @@ func TestRunExposeService(t *testing.T) {
 	}
 
 	for _, test := range tests {
-		f, tf, codec, ns := NewAPIFactory()
+		f, tf, codec, ns := cmdtesting.NewAPIFactory()
 		tf.Printer = &kubectl.JSONPrinter{}
 		tf.Client = &fake.RESTClient{
 			NegotiatedSerializer: ns,