Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/apimachinery/pkg/util/waitgroup/waitgroup_test.go

@@ -0,0 +1,60 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Package waitgroup test cases reference golang sync.WaitGroup https://golang.org/src/sync/waitgroup_test.go.
+package waitgroup
+
+import (
+	"testing"
+)
+
+func TestWaitGroup(t *testing.T) {
+	wg1 := &SafeWaitGroup{}
+	wg2 := &SafeWaitGroup{}
+	n := 16
+	wg1.Add(n)
+	wg2.Add(n)
+	exited := make(chan bool, n)
+	for i := 0; i != n; i++ {
+		go func(i int) {
+			wg1.Done()
+			wg2.Wait()
+			exited <- true
+		}(i)
+	}
+	wg1.Wait()
+	for i := 0; i != n; i++ {
+		select {
+		case <-exited:
+			t.Fatal("SafeWaitGroup released group too soon")
+		default:
+		}
+		wg2.Done()
+	}
+	for i := 0; i != n; i++ {
+		<-exited // Will block if barrier fails to unlock someone.
+	}
+}
+
+func TestWaitGroupAddFail(t *testing.T) {
+	wg := &SafeWaitGroup{}
+	wg.Add(1)
+	wg.Done()
+	wg.Wait()
+	if err := wg.Add(1); err == nil {
+		t.Errorf("Should return error when add positive after Wait")
+	}
+}