public string TestLogin(string username = "******", string pwd = "123.abc") { var userManage = new UserManager <ApplicationUser>(new UserStore <ApplicationUser>(new MusicStoreEntity.EntityDbContext())); var user = userManage.Find(username, pwd); if (user != null) { var roleName = ""; var context = new MusicStoreEntity.EntityDbContext(); foreach (var role in user.Roles) { roleName += (context.Roles.Find(role.RoleId) as ApplicationRole).DisplayName + ""; } return("登陆成功,用户属于:" + roleName); } else { return("登陆失败"); } }