Adds kube-public to the whitelist to not be deleted for e2e tests.

test/e2e/e2e.go

@@ -108,10 +108,16 @@ var _ = ginkgo.SynchronizedBeforeSuite(func() []byte {
 		glog.Fatal("Error loading client: ", err)
 	}
 
-	// Delete any namespaces except default and kube-system. This ensures no
+	// Delete any namespaces except those created by the system. This ensures no
 	// lingering resources are left over from a previous test run.
 	if framework.TestContext.CleanStart {
-		deleted, err := framework.DeleteNamespaces(c, nil /* deleteFilter */, []string{metav1.NamespaceSystem, metav1.NamespaceDefault, federationapi.FederationNamespaceSystem})
+		deleted, err := framework.DeleteNamespaces(c, nil, /* deleteFilter */
+			[]string{
+				metav1.NamespaceSystem,
+				metav1.NamespaceDefault,
+				metav1.NamespacePublic,
+				federationapi.FederationNamespaceSystem,
+			})
 		if err != nil {
 			framework.Failf("Error deleting orphaned namespaces: %v", err)
 		}