ENGCOM-2250: [Forwardport] Fixed Issue #11354 Merged CSS file name generation #16663

Author: Stanislav Idolov

lib/internal/Magento/Framework/View/Asset/Merged.php

@@ -5,6 +5,8 @@
  */
 namespace Magento\Framework\View\Asset;
 
+use Magento\Framework\App\ObjectManager;
+
 /**
  * \Iterator that aggregates one or more assets and provides a single public file with equivalent behavior
  */
@@ -40,27 +42,39 @@ class Merged implements \Iterator
      */
     protected $contentType;
 
+    /**
+     * @var \Magento\Framework\App\View\Deployment\Version\StorageInterface
+     */
+    private $versionStorage;
+
     /**
      * @var bool
      */
     protected $isInitialized = false;
 
     /**
+     * Merged constructor.
+     *
      * @param \Psr\Log\LoggerInterface $logger
      * @param MergeStrategyInterface $mergeStrategy
      * @param \Magento\Framework\View\Asset\Repository $assetRepo
      * @param MergeableInterface[] $assets
+     * @param \Magento\Framework\App\View\Deployment\Version\StorageInterface $versionStorage
      * @throws \InvalidArgumentException
      */
     public function __construct(
         \Psr\Log\LoggerInterface $logger,
         MergeStrategyInterface $mergeStrategy,
         \Magento\Framework\View\Asset\Repository $assetRepo,
-        array $assets
+        array $assets,
+        \Magento\Framework\App\View\Deployment\Version\StorageInterface $versionStorage = null
     ) {
         $this->logger = $logger;
         $this->mergeStrategy = $mergeStrategy;
         $this->assetRepo = $assetRepo;
+        $this->versionStorage = $versionStorage ?: ObjectManager::getInstance()->get(
+            \Magento\Framework\App\View\Deployment\Version\StorageInterface::class
+        );
 
         if (!$assets) {
             throw new \InvalidArgumentException('At least one asset has to be passed for merging.');
@@ -116,6 +130,12 @@ private function createMergedAsset(array $assets)
             $paths[] = $asset->getPath();
         }
         $paths = array_unique($paths);
+
+        $version = $this->versionStorage->load();
+        if ($version) {
+            $paths[] = $version;
+        }
+
         $filePath = md5(implode('|', $paths)) . '.' . $this->contentType;
         return $this->assetRepo->createArbitrary($filePath, self::getRelativeDir());
     }

lib/internal/Magento/Framework/View/Test/Unit/Asset/MergedTest.php

@@ -12,6 +12,7 @@
 use Magento\Framework\View\Asset\Repository as AssetRepository;
 use Magento\Framework\View\Asset\MergeableInterface;
 use Magento\Framework\View\Asset\MergeStrategyInterface;
+use Magento\Framework\App\View\Deployment\Version\StorageInterface;
 
 /**
  * Class MergedTest
@@ -43,6 +44,11 @@ class MergedTest extends \PHPUnit\Framework\TestCase
      */
     private $assetRepo;
 
+    /**
+     * @var StorageInterface|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $versionStorage;
+
     protected function setUp()
     {
         $this->assetJsOne = $this->getMockForAbstractClass(MergeableInterface::class);
@@ -66,6 +72,7 @@ protected function setUp()
         $this->assetRepo = $this->getMockBuilder(AssetRepository::class)
             ->disableOriginalConstructor()
             ->getMock();
+        $this->versionStorage = $this->createMock(StorageInterface::class);
     }
 
     /**
@@ -74,7 +81,13 @@ protected function setUp()
      */
     public function testConstructorNothingToMerge()
     {
-        new \Magento\Framework\View\Asset\Merged($this->logger, $this->mergeStrategy, $this->assetRepo, []);
+        new \Magento\Framework\View\Asset\Merged(
+            $this->logger,
+            $this->mergeStrategy,
+            $this->assetRepo,
+            [],
+            $this->versionStorage
+        );
     }
 
     /**
@@ -90,6 +103,7 @@ public function testConstructorRequireMergeInterface()
             'mergeStrategy' => $this->mergeStrategy,
             'assetRepo' => $this->assetRepo,
             'assets' => [$this->assetJsOne, $assetUrl],
+            'versionStorage' => $this->versionStorage,
         ]);
     }
 
@@ -109,6 +123,7 @@ public function testConstructorIncompatibleContentTypes()
             'mergeStrategy' => $this->mergeStrategy,
             'assetRepo' => $this->assetRepo,
             'assets' => [$this->assetJsOne, $assetCss],
+            'versionStorage' => $this->versionStorage,
         ]);
     }
 
@@ -124,6 +139,7 @@ public function testIteratorInterfaceMerge()
             'mergeStrategy' => $this->mergeStrategy,
             'assetRepo' => $this->assetRepo,
             'assets' => $assets,
+            'versionStorage' => $this->versionStorage,
         ]);
 
         $mergedAsset = $this->createMock(\Magento\Framework\View\Asset\File::class);
@@ -158,6 +174,7 @@ public function testIteratorInterfaceMergeFailure()
             'mergeStrategy' => $this->mergeStrategy,
             'assetRepo' => $this->assetRepo,
             'assets' => [$this->assetJsOne, $this->assetJsTwo, $assetBroken],
+            'versionStorage' => $this->versionStorage,
         ]);
 
         $this->logger->expects($this->once())->method('critical')->with($this->identicalTo($mergeError));