MCP-584: Disable inventory check on quote load

- Cover checkQty modification with unit test;

Author: adifucan

app/code/Magento/CatalogInventory/Test/Unit/Model/Spi/StockStateProviderTest.php

@@ -200,6 +200,21 @@ public function testCheckQty(StockItemInterface $stockItem, $expectedResult)
         );
     }
 
+    /**
+     * Check quantity with out-of-stock status but positive or 0 quantity.
+     *
+     * @param StockItemInterface $stockItem
+     * @param mixed $expectedResult
+     * @dataProvider checkQtyWithStockStatusDataProvider
+     */
+    public function testCheckQtyWithPositiveQtyAndOutOfStockstatus(StockItemInterface $stockItem, $expectedResult)
+    {
+        $this->assertEquals(
+            $expectedResult,
+            $this->stockStateProvider->checkQty($stockItem, $this->qty)
+        );
+    }
+
     /**
      * @param StockItemInterface $stockItem
      * @param mixed $expectedResult
@@ -281,6 +296,14 @@ public function checkQtyDataProvider()
         return $this->prepareDataForMethod('checkQty');
     }
 
+    /**
+     * @return array
+     */
+    public function checkQtyWithStockStatusDataProvider()
+    {
+        return $this->prepareDataForMethod('checkQty', $this->getVariationsForQtyAndStock());
+    }
+
     /**
      * @return array
      */
@@ -315,12 +338,16 @@ public function checkQuoteItemQtyDataProvider()
 
     /**
      * @param $methodName
+     * @param array|null $options
      * @return array
      */
-    protected function prepareDataForMethod($methodName)
+    protected function prepareDataForMethod($methodName, array $options = null)
     {
         $variations = [];
-        foreach ($this->getVariations() as $variation) {
+        if ($options === null) {
+            $options = $this->getVariations();
+        }
+        foreach ($options as $variation) {
             $stockItem = $this->getMockBuilder(StockItemInterface::class)
                 ->disableOriginalConstructor()
                 ->setMethods($this->stockItemMethods)
@@ -360,7 +387,7 @@ protected function prepareDataForMethod($methodName)
     /**
      * @return array
      */
-    protected function getVariations()
+    private function getVariations()
     {
         $stockQty = 100;
         return [
@@ -448,6 +475,58 @@ protected function getVariations()
         ];
     }
 
+    /**
+     * @return array
+     */
+    private function getVariationsForQtyAndStock()
+    {
+        $stockQty = 100;
+        return [
+            [
+                'values' => [
+                    'getIsInStock' => false,
+                    'getQty' => $stockQty,
+                    'getMinQty' => 60,
+                    'getMinSaleQty' => 1,
+                    'getMaxSaleQty' => 99,
+                    'getNotifyStockQty' => 101,
+                    'getManageStock' => true,
+                    'getBackorders' => 0,
+                    'getQtyIncrements' => 1,
+                    '_stock_qty_' => null,
+                    '_suppress_check_qty_increments_' => false,
+                    '_is_saleable_' => true,
+                    '_ordered_items_' => 0,
+                    '_product_' => 'Test product Name',
+                ],
+                'results' => [
+                    'checkQty' => false
+                ]
+            ],
+            [
+                'values' => [
+                    'getIsInStock' => false,
+                    'getQty' => 0,
+                    'getMinQty' => 60,
+                    'getMinSaleQty' => 1,
+                    'getMaxSaleQty' => 99,
+                    'getNotifyStockQty' => 101,
+                    'getManageStock' => true,
+                    'getBackorders' => 0,
+                    'getQtyIncrements' => 1,
+                    '_stock_qty_' => null,
+                    '_suppress_check_qty_increments_' => false,
+                    '_is_saleable_' => true,
+                    '_ordered_items_' => 0,
+                    '_product_' => 'Test product Name',
+                ],
+                'results' => [
+                    'checkQty' => false
+                ]
+            ]
+        ];
+    }
+
     /**
      * @param bool $isChildItem
      * @param string $expectedMsg

app/code/Magento/CatalogInventory/Test/Unit/Model/StockManagementTest.php

@@ -204,7 +204,7 @@ public function testRegisterProductsSale(
     public function testRegisterProductsSaleException(array $items, array $lockedItems)
     {
         $this->expectException('Magento\Framework\Exception\LocalizedException');
-        $this->expectExceptionMessage('Not all of your products are available in the requested quantity.');
+        $this->expectExceptionMessage('Some of the products are out of stock.');
         $this->stockResourceMock
             ->expects($this->once())
             ->method('beginTransaction');