}
	testNodeMetric := nodeUseMap["metric-test-host"]
	pluginUseCount, ok := testNodeMetric["fake-plugin:pd.csi.storage.gke.io"]
	if !ok {
		t.Errorf("Expected fake plugin pvc got nothing")
	}

	if pluginUseCount < 1 {
		t.Errorf("Expected at least in-use volume metric got %d", pluginUseCount)
	}
}

func TestTotalVolumesMetricCollection(t *testing.T) {