public void ExerciseTestMethodInsert() { var exerciseManager = new ExerciseManager(sUoW, mapper); exerciseManager.Insert(new ExerciseDTO() { Id = 1, TaskName = "TestTask3", CreateDateTime = DateTime.Now, UpdateDateTime = DateTime.Now, TaskTextField = "This is third UnitTest task" }); sUoW.Received(1).Save(); sUoW.ClearReceivedCalls(); }