},
			expected: sets.New("foo/pvc1", "bar/pvc2"),
		},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			usedPVCs := createUsedPVCSet(test.pods)
			if diff := cmp.Diff(test.expected, usedPVCs); diff != "" {
				t.Errorf("Unexpected usedPVCs (-want +got):\n%s", diff)
			}
		})
	}
}

func TestNewSnapshot(t *testing.T) {