public EFReviewRepository(MariosSpecialtyStoreContext connection = null)
 {
     if (connection == null)
     {
         this.db = new MariosSpecialtyStoreContext();
     }
     else
     {
         this.db = connection;
     }
 }
 public AccountController(UserManager <ApplicationUser> userManager, SignInManager <ApplicationUser> signInManager, MariosSpecialtyStoreContext db)
 {
     _userManager   = userManager;
     _signInManager = signInManager;
     _db            = db;
 }