public void AddMenu_AddImage_NextPage()
        {
            string filePath = PortalChromeDriver.CreateFolder(@"自定义菜单\检查图片 选择素材 对话框");

            MenuPage.AddMenu("1");
            MenuPage.AddImage_NextPage();
            PortalChromeDriver.TakeScreenShot(filePath, "检查图片选择素材对话框");
            Thread.Sleep(2 * 1000);
            Assert.IsTrue(Utility.IsAt(MenuElement.Notification, "保存成功"));
        }