private static void CreateReferenceTestObjects()
        {
            UnitTestHelper.TestDataReference1 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest1").ObjectID;
            UnitTestHelper.TestDataReference2 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest2").ObjectID;
            UnitTestHelper.TestDataReference3 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest3").ObjectID;
            UnitTestHelper.TestDataReference4 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest4").ObjectID;
            UnitTestHelper.TestDataReference5 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest5").ObjectID;
            UnitTestHelper.TestDataReference6 = UnitTestHelper.CreateReferenceTestObjectIfDoesntExist("reftest6").ObjectID;

            UnitTestHelper.TestDataReference1MV = new List <UniqueIdentifier>()
            {
                TestDataReference1, TestDataReference2, TestDataReference3
            };
            UnitTestHelper.TestDataReference2MV = new List <UniqueIdentifier>()
            {
                TestDataReference4, TestDataReference5, TestDataReference6
            };
        }