update qty

api-tests/cart.http

@@ -0,0 +1,38 @@
+
+### Add item to cart
+POST https://cart.tornberg.me/api/12345
+Content-Type: application/json
+
+{
+	"sku": "763281",
+	"quantity": 1
+}
+
+### Update quanity of item in cart
+PUT https://cart.tornberg.me/api/12345/1
+Content-Type: application/json
+
+{
+	"quantity": 1
+}
+
+### Add item to cart
+POST http://localhost:8080/cart/12345/item
+Content-Type: application/json
+
+{
+	"itemId": "67890",
+	"quantity": 2
+}
+
+### Remove item from cart
+DELETE http://localhost:8080/cart/12345/item/67890
+
+### Checkout cart
+POST http://localhost:8080/cart/12345/checkout
+Content-Type: application/json
+
+{
+	"paymentMethod": "credit_card",
+	"shippingAddress": "123 Main St, Anytown, USA"
+}