public AutoTaskBuilder WithPlace(params DateTime[] inDates) { var rendomize = new Random(DateTime.Now.Millisecond); var models = inDates.Select(x => new PlaceDto { InDate = x, TaskAutoId = _autoTask.Id, MNC = $"{rendomize.Next()}", MCC = $"{rendomize.Next()}", Cid = rendomize.Next(), Lac = rendomize.Next() }).ToArray(); _places.AddRange(_testMtbContext.AddModels(models)); return(this); }