if string(volumes[i].UID) != expected {
			t.Errorf("Incorrect ordering of persistent volumes.  Expected %s but got %s", expected, volumes[i].UID)
		}
	}
}

func TestAllPossibleAccessModes(t *testing.T) {
	index := newPersistentVolumeOrderedIndex()
	for _, pv := range createTestVolumes() {
		index.store.Add(pv)
	}