counterName  string
		handler      *fakeHandler
		err          error
		netlinkCalls int
	}{
		{
			name:        "valid",
			counterName: "metric-1",
			handler:     &fakeHandler{},
			// expected calls: NFNL_MSG_ACCT_NEW
			netlinkCalls: 1,
		},
		{
			name:        "add duplicate counter",
			counterName: "metric-2",
			handler: &fakeHandler{
				errs: []error{syscall.EBUSY},
			},

	fakeKubeClient := fakeclient.NewSimpleClientset(objects...)
	fakeRecorder := &record.FakeRecorder{}
	fakeHandler := volumetesting.NewBlockVolumePathHandler()
	operationGenerator := NewOperationGenerator(
		fakeKubeClient,
		volumePluginMgr,
		fakeRecorder,
		fakeHandler)
	return operationGenerator
}

			body := runtime.EncodeOrDie(clientscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), &v1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "empty_pod"}})
			fakeHandler := utiltesting.FakeHandler{
				StatusCode:   200,
				ResponseBody: string(body),
			}
			testServer := httptest.NewServer(&fakeHandler)
			defer testServer.Close()