gotIPList := sortIPs(testCase.ipList)
		if !reflect.DeepEqual(testCase.sortedIPList, gotIPList) {
			t.Errorf("Test %d: Expected %s, got %s", i+1, testCase.sortedIPList, gotIPList)
		}
	}
}

func TestMustGetLocalIP4(t *testing.T) {
	testCases := []struct {
		expectedIPList set.StringSet
	}{
		{set.CreateStringSet("127.0.0.1")},
	}

	for _, testCase := range testCases {
		ipList := mustGetLocalIP4()