public void EditIPTCData() { List <string> data = new List <string> { "AmazingPicture", "Matschi", "" }; MockDAL mock = new MockDAL(); mock.InsertAllPictures(); mock.InsertAllEXIFData(); mock.InsertAllIPTCData(); mock.EditIPTC(3, data); Assert.That(mock.IPTCList[2].Title, Is.EqualTo("AmazingPicture")); }