public void EditCalendar_CalendarIdNotFound_ReturnFalse() { var calendar1 = new Calendar { Id = 1, Name = "Calendar 1", Description = "", User = null, UserId = 1, Events = null }; var editedCalendar = new Calendar { Id = 2, Name = "EditedCalendar 1", Description = "Description", User = null, UserId = 1, Events = null }; _context.Add(calendar1); _context.SaveChanges(); var calendarRepo = new CalendarRepository(_context); var actual = calendarRepo.EditCalendar(editedCalendar); Assert.False(actual); }