### check cart state, expect empty cart
GET http://localhost:8080/user/31337/cart
Content-Type: application/json

### expected: 404 (Not Found) {}


### add item to cart, see available stocks in loms db
POST http://localhost:8080/user/31337/cart/1076963
Content-Type: application/json

{
  "count": 1
}
### expected: 200 (OK) {}


### check cart state, expect single sku in cart
GET http://localhost:8080/user/31337/cart

### expected: 200 (OK) {"items":[{"sku":1076963,"count":1,"name":"Теория нравственных чувств | Смит Адам","price":3379}],"totalPrice":3379}


#########################
### checkout cart
POST http://localhost:8080/checkout/31337
Content-Type: application/json

### expected: 200 (OK) {"order_id":1}


### check orderID in LOMS
GET http://localhost:8084/order/info?orderId=1
Content-Type: application/json
### expected: 200 (OK) {"status":"awaiting payment","user":31337,"Items":[{"sku":1076963,"count":1}]}


### check cart, expect empty
GET http://localhost:8080/user/31337/cart
Content-Type: application/json

### expected: 404 (Not Found) {}


### add unknown item, expect error
POST http://localhost:8080/user/31337/cart/404
Content-Type: application/json

{
  "count": 1
}
### expected: 412 (Precondition Failed) {}


### add item out of stock, expect error
POST http://localhost:8080/user/31337/cart/135937324
Content-Type: application/json

{
  "count": 65534
}
### expected: 412 (Precondition Failed) {}


### checkout empty cart, expect error
POST http://localhost:8080/checkout/31337
Content-Type: application/json

### expected: 404 (Not Found) {}