s.nodeInfoList = nodeInfoList
	s.havePodsWithAffinityNodeInfoList = havePodsWithAffinityNodeInfoList
	s.havePodsWithRequiredAntiAffinityNodeInfoList = havePodsWithRequiredAntiAffinityNodeInfoList
	s.usedPVCSet = createUsedPVCSet(pods)

	return s
}

// createNodeInfoMap obtains a list of pods and pivots that list into a map
// where the keys are node names and the values are the aggregated information
// for that node.

			},
			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) {