#10378: Improved calculating version hash for the js-translation.json…

… file

app/code/Magento/Translation/Block/Js.php

@@ -70,6 +70,8 @@ public function getTranslationFilePath()
     }
 
     /**
+     * Gets current version of the translation file.
+     *
      * @return string
      */
     public function getTranslationFileVersion()

app/code/Magento/Translation/Model/FileManager.php

@@ -122,6 +122,8 @@ public function updateTranslationFileContent($content)
     }
 
     /**
+     * Calculate translation file version hash.
+     *
      * @return string
      */
     public function getTranslationFileVersion()

app/code/Magento/Translation/Model/Inline/File.php

@@ -5,37 +5,41 @@
  */
 namespace Magento\Translation\Model\Inline;
 
+use Magento\Framework\Translate\ResourceInterface;
+use Magento\Framework\Locale\ResolverInterface;
+use Magento\Framework\Serialize\Serializer\Json;
+
 /**
  * Prepares content of inline translations file.
  */
 class File
 {
     /**
-     * @var \Magento\Framework\Translate\ResourceInterface
+     * @var ResourceInterface
      */
     private $translateResource;
 
     /**
-     * @var \Magento\Framework\Locale\ResolverInterface
+     * @var ResolverInterface
      */
     private $localeResolver;
 
     /**
-     * @var \Magento\Framework\Serialize\Serializer\Json
+     * @var Json
      */
     private $jsonSerializer;
 
     /**
      * Initialize dependencies
      *
-     * @param \Magento\Framework\Translate\ResourceInterface $translateResource
-     * @param \Magento\Framework\Locale\ResolverInterface $localeResolver
-     * @param \Magento\Framework\Serialize\Serializer\Json $jsonSerializer
+     * @param ResourceInterface $translateResource
+     * @param ResolverInterface $localeResolver
+     * @param Json $jsonSerializer
      */
     public function __construct(
-        \Magento\Framework\Translate\ResourceInterface $translateResource,
-        \Magento\Framework\Locale\ResolverInterface $localeResolver,
-        \Magento\Framework\Serialize\Serializer\Json $jsonSerializer
+        ResourceInterface $translateResource,
+        ResolverInterface $localeResolver,
+        Json $jsonSerializer
     ) {
         $this->translateResource = $translateResource;
         $this->localeResolver = $localeResolver;

app/code/Magento/Translation/Test/Unit/Block/JsTest.php

@@ -65,4 +65,14 @@ public function testGetTranslationFilePath()
             ->willReturn('frontend/Magento/luma/en_EN');
         $this->assertEquals('frontend/Magento/luma/en_EN', $this->model->getTranslationFilePath());
     }
+
+    public function testGetTranslationFileVersion()
+    {
+        $version = sha1('translationFile');
+
+        $this->fileManagerMock->expects($this->once())
+            ->method('getTranslationFileVersion')
+            ->willReturn($version);
+        $this->assertEquals($version, $this->model->getTranslationFileVersion());
+    }
 }

app/code/Magento/Translation/Test/Unit/Model/Inline/FileTest.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\Translation\Test\Unit\Model\Inline;
+
+class FileTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @var \Magento\Translation\Model\Inline\File
+     */
+    private $model;
+
+    /**
+     * @var \Magento\Framework\Translate\ResourceInterface|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $translateResourceMock;
+
+    /**
+     * @var \Magento\Framework\Locale\ResolverInterface|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $localeResolverMock;
+
+    /**
+     * @var \Magento\Framework\Serialize\Serializer\Json
+     */
+    private $jsonSerializer;
+
+    protected function setUp()
+    {
+        $this->translateResourceMock = $this->getMockBuilder(\Magento\Framework\Translate\ResourceInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $this->localeResolverMock = $this->getMockBuilder(\Magento\Framework\Locale\ResolverInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $this->jsonSerializer = new \Magento\Framework\Serialize\Serializer\Json();
+
+        $this->model = new \Magento\Translation\Model\Inline\File(
+            $this->translateResourceMock,
+            $this->localeResolverMock,
+            $this->jsonSerializer
+        );
+    }
+
+    public function testGetTranslationFileContent()
+    {
+        $translations = ['string' => 'translatedString'];
+
+        $this->localeResolverMock->expects($this->atLeastOnce())->method('getLocale')->willReturn('en_US');
+        $this->translateResourceMock->expects($this->atLeastOnce())->method('getTranslationArray')
+            ->willReturn($translations);
+
+        $this->assertEquals(
+            $this->jsonSerializer->serialize($translations),
+            $this->model->getTranslationFileContent()
+        );
+    }
+}