public DeleteAllCartItemsTests()
 {
     this.configuration = new ShoppingCartHttpClients
     {
         BaseUri     = new Uri(BaseUrl),
         HttpTimeout = new TimeSpan(0, 0, 5),
     };
 }
 public UpdateCartItemQuantityTests()
 {
     this.configuration = new ShoppingCartHttpClients
     {
         BaseUri     = new Uri(BaseUrl),
         HttpTimeout = new TimeSpan(0, 0, 5),
     };
 }