public void AddToRoleTest()
        {
            string  accountName = "!@#$%^&*()_+-=1234567890qwertyuiop[]\\{}|asdfghjkl;':\"zxcvbnm,./<>?";
            AppUser dbUser      = database.Users.SingleOrDefault(u => u.AccountName == accountName);

            if (dbUser != null)
            {
                database.Users.Remove(dbUser);
                database.SaveChanges();
            }

            AppUser user = new AppUser
            {
                Name        = "张三李四·.",
                AccountName = accountName,
                Email       = "*****@*****.**",
                Mobile      = "18888888888"
            };
            string         password = "******"zxcvbnm,./<>?";
            IdentityResult result   = helper.CreateUser(user, password, AppRoleEnum.OrgnizationMember, OrganizationEnum.SEA团队);

            if (!result.Succeeded)
            {
                Assert.Inconclusive("CreateUser方法运行失败,本测试无法运行。");
            }
            dbUser = database.Users.SingleOrDefault(u => u.AccountName == user.AccountName);
            helper.AddToRole(dbUser.Id, AppRoleEnum.LogViewer);
            AppUserIdentityClaims claims = helper.CreateClaims(user.AccountName, password);

            if (!claims.IsAuthenticated)
            {
                Assert.Inconclusive("CreateClaims方法运行失败,未取得IdentityClaims。");
            }
            if (!claims.IsInRole(AppRoleEnum.LogViewer))
            {
                Assert.Fail("角色添加失败!");
            }
            database.Users.Remove(dbUser);
            database.SaveChanges();
        }