graphQl-890: Replaced usage of the CartItemQuantity with the CartItemInterface

Author: Vitaliy Boyko

app/code/Magento/QuoteGraphQl/etc/schema.graphqls

@@ -216,14 +216,14 @@ interface CartAddressInterface @typeResolver(class: "\\Magento\\QuoteGraphQl\\Mo
 type ShippingCartAddress implements CartAddressInterface {
     available_shipping_methods: [AvailableShippingMethod] @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\ShippingAddress\\AvailableShippingMethods")
     selected_shipping_method: SelectedShippingMethod @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\ShippingAddress\\SelectedShippingMethod")
-    items_weight: Float
-    cart_items: [CartItemQuantity]
+    items_weight: Float @deprecated
+    cart_items: [CartItemInterface]
 }
 
 type BillingCartAddress implements CartAddressInterface {
 }
 
-type CartItemQuantity {
+type CartItemQuantity @deprecated(reason: "Use CartItemInterface instead") {
     cart_item_id: Int!
     quantity: Float!
 }

dev/tests/api-functional/testsuite/Magento/GraphQl/Quote/Customer/AddSimpleProductToCartTest.php

@@ -52,6 +52,22 @@ public function testAddSimpleProductToCart()
         self::assertArrayHasKey('cart', $response['addSimpleProductsToCart']);
         self::assertEquals($quantity, $response['addSimpleProductsToCart']['cart']['items'][0]['quantity']);
         self::assertEquals($sku, $response['addSimpleProductsToCart']['cart']['items'][0]['product']['sku']);
+        self::assertArrayHasKey('prices', $response['addSimpleProductsToCart']['cart']['items'][0]);
+
+        self::assertArrayHasKey('price', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']);
+        self::assertEquals(10, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']['currency']);
+
+        self::assertArrayHasKey('row_total', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']);
+        self::assertEquals(20, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']['currency']);
+
+        self::assertArrayHasKey('row_total_including_tax', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']);
+        self::assertEquals(20, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']['currency']);
     }
 
     /**
@@ -262,6 +278,20 @@ private function getQuery(string $maskedQuoteId, string $sku, float $quantity):
         product {
           sku
         }
+        prices {
+          price {
+           value
+           currency
+          }
+          row_total {
+           value
+           currency
+          }
+          row_total_including_tax {
+           value
+           currency
+          }
+        }
       }
     }
   }

dev/tests/api-functional/testsuite/Magento/GraphQl/Quote/Guest/AddSimpleProductToCartTest.php

@@ -47,6 +47,22 @@ public function testAddSimpleProductToCart()
 
         self::assertEquals($quantity, $response['addSimpleProductsToCart']['cart']['items'][0]['quantity']);
         self::assertEquals($sku, $response['addSimpleProductsToCart']['cart']['items'][0]['product']['sku']);
+        self::assertArrayHasKey('prices', $response['addSimpleProductsToCart']['cart']['items'][0]);
+
+        self::assertArrayHasKey('price', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']);
+        self::assertEquals(10, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['price']['currency']);
+
+        self::assertArrayHasKey('row_total', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']);
+        self::assertEquals(20, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total']['currency']);
+
+        self::assertArrayHasKey('row_total_including_tax', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']);
+        self::assertArrayHasKey('value', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']);
+        self::assertEquals(20, $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']['value']);
+        self::assertEquals('USD', $response['addSimpleProductsToCart']['cart']['items'][0]['prices']['row_total_including_tax']['currency']);
     }
 
     /**
@@ -231,6 +247,20 @@ private function getQuery(string $maskedQuoteId, string $sku, float $quantity):
         product {
           sku
         }
+        prices {
+          price {
+           value
+           currency
+          }
+          row_total {
+           value
+           currency
+          }
+          row_total_including_tax {
+           value
+           currency
+          }
+        }
       }
     }
   }