Merge branch 'MC-42970' of https://github.com/magento-l3/magento2ce into PR-2021-08-18

Author: chittima

app/code/Magento/QuoteGraphQl/Model/Cart/AddSimpleProductToCart.php

@@ -60,6 +60,9 @@ public function execute(Quote $cart, array $cartItemData): void
         } catch (NoSuchEntityException $e) {
             throw new GraphQlNoSuchEntityException(__('Could not find a product with SKU "%sku"', ['sku' => $sku]));
         }
+        if (!in_array($cart->getStore()->getWebsiteId(), $product->getWebsiteIds())) {
+            throw new GraphQlNoSuchEntityException(__('Could not find a product with SKU "%sku"', ['sku' => $sku]));
+        }
 
         try {
             $result = $cart->addProduct($product, $this->buyRequestBuilder->build($cartItemData));

dev/tests/api-functional/testsuite/Magento/GraphQl/ConfigurableProduct/AddConfigurableProductToCartTest.php

@@ -249,6 +249,26 @@ public function testAddNonExistentConfigurableProductParentToCart()
         $this->graphQlMutation($query);
     }
 
+    /**
+     * @magentoApiDataFixture Magento/ConfigurableProduct/_files/product_configurable_sku.php
+     * @magentoApiDataFixture Magento/Checkout/_files/active_quote.php
+     * @magentoApiDataFixture Magento/Checkout/_files/active_quote_not_default_website.php
+     */
+    public function testAddConfigurableProductNotAssignedToWebsite()
+    {
+        $this->expectException(\Exception::class);
+        $this->expectExceptionMessage('Could not find a product with SKU "configurable"');
+
+        $reservedOrderId = 'test_order_2';
+        $parentSku = 'configurable';
+        $sku = 'simple_20';
+        $headerMap = ['Store' => 'fixture_second_store'];
+
+        $maskedQuoteId = $this->getMaskedQuoteIdByReservedOrderId->execute($reservedOrderId);
+        $query = $this->getQuery($maskedQuoteId, $parentSku, $sku, 1);
+        $this->graphQlMutation($query, [], '', $headerMap);
+    }
+
     /**
      * @magentoApiDataFixture Magento/ConfigurableProduct/_files/product_configurable_sku.php
      * @magentoApiDataFixture Magento/Checkout/_files/active_quote.php