public async Task TestDeleteLogsSuccess() { //Arrange var list = new List <UsersLog>(); list.Add(new UsersLog() { UsersLogId = 1, Description = "test", LogType = LogType.ATTENDANCE_JOIN.ToString(), RoomId = "1" }); list.Add(new UsersLog() { UsersLogId = 2, Description = "test", LogType = LogType.ATTENDANCE_JOIN.ToString(), RoomId = "1" }); list.Add(new UsersLog() { UsersLogId = 3, Description = "test", LogType = LogType.ATTENDANCE_JOIN.ToString(), RoomId = "1" }); context.UserLog.AddRange(list); await context.SaveChangesAsync(); //Act var result = await _logDAO.DeleteLogs(list); var listAfter = await context.UserLog.ToListAsync(); //Assert Assert.Empty(listAfter); Assert.Contains("Success", result); }