public void TestCreateCalendar() { SqlCalendar sql = new SqlCalendar(); int expected = sql.CalendarList().Count + 1; sql.CreateCalendar(2000, 1); int actual = sql.CalendarList().Count; Assert.Equal(expected, actual); IEnumerable <ClassCalendar> query = from elem in sql.CalendarList() where elem.Year == 2000 && elem.Month == 1 && elem.Status.StatusId == 1 select elem; Assert.Single(query); }