ACP2E-1296: product price index (catalog_product_price) not working if bundle product not assigned to any website

Author: dhorytskyi

app/code/Magento/Bundle/Model/ResourceModel/Indexer/Price/DisabledProductOptionPriceModifier.php

@@ -85,8 +85,9 @@ public function modifyPrice(IndexTableStructure $priceTable, array $entityIds =
         foreach ($this->getBundleIds($entityIds) as $entityId) {
             $entityId = (int) $entityId;
             foreach ($this->getWebsiteIdsOfProduct($entityId) as $websiteId) {
+                $websiteId = (int) $websiteId;
                 $productIdsDisabledRequired = $this->selectionProductsDisabledRequired
-                    ->getChildProductIds($entityId, (int)$websiteId);
+                    ->getChildProductIds($entityId, $websiteId);
                 if ($productIdsDisabledRequired) {
                     $connection = $this->resourceConnection->getConnection('indexer');
                     $select = $connection->select();
@@ -118,9 +119,8 @@ private function getWebsiteIdsOfProduct(int $entityId): array
             ['product_in_websites' => $this->resourceConnection->getTableName('catalog_product_website')],
             ['website_id']
         )->where('product_in_websites.product_id = ?', $entityId);
-        foreach ($connection->fetchCol($select) as $websiteId) {
-            $this->websiteIdsOfProduct[$entityId][] = (int)$websiteId;
-        }
+        $this->websiteIdsOfProduct[$entityId] = $connection->fetchCol($select);
+
         return $this->websiteIdsOfProduct[$entityId];
     }
 

dev/tests/integration/testsuite/Magento/Bundle/Model/ResourceModel/Indexer/PriceTest.php

@@ -6,6 +6,7 @@
 
 namespace Magento\Bundle\Model\ResourceModel\Indexer;
 
+use Magento\Bundle\Test\Fixture\Product as BundleProductFixture;
 use Magento\Catalog\Api\ProductRepositoryInterface;
 use Magento\Catalog\Model\Indexer\Product\Price;
 use Magento\Customer\Model\Group;
@@ -14,6 +15,7 @@
 use Magento\Store\Api\WebsiteRepositoryInterface;
 use Magento\TestFramework\Catalog\Model\Product\Price\GetPriceIndexDataByProductId;
 use Magento\CatalogInventory\Model\Indexer\Stock;
+use Magento\TestFramework\Fixture\DataFixture;
 use Magento\TestFramework\Helper\Bootstrap;
 use PHPUnit\Framework\TestCase;
 
@@ -91,6 +93,18 @@ public function testExecuteRowWithShowOutOfStock(): void
         $this->assertIndexTableData($bundleProduct->getId(), $expectedPrices);
     }
 
+    #[
+        DataFixture(
+            BundleProductFixture::class,
+            ['sku' => 'bundle1', 'extension_attributes' => ['website_ids' => []]]
+        ),
+    ]
+    public function testExecuteForBundleWithoutWebsites(): void
+    {
+        $bundleProduct = $this->productRepository->get('bundle1');
+        $this->indexer->executeRow($bundleProduct->getId());
+    }
+
     /**
      * Asserts price data in index table.
      *