public void GetLookupIdListFromArray() { var expected = new List <int> { 1, 2, 3, 5, 7, 11, 13 }; var item = CreateFakeItem(); item["MyLookup"] = expected.Select(val => new FieldLookupValue { LookupId = val }).ToArray(); var mapper = new ListItemWrapper(item); var actual = mapper.GetLookupIdList("MyLookup"); Assert.AreNotEqual(expected, actual); }