Merge pull request magento#3488 from magento-tango/MAGETWO-91070

[tango] MAGETWO-91070: Missing Swatch Images Break Catalog Pages

Author: dhorytskyi

app/code/Magento/Swatches/Helper/Media.php

@@ -11,6 +11,7 @@
 
 /**
  * Helper to move images from tmp to catalog directory
+ *
  * @api
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  * @since 100.0.2
@@ -19,7 +20,6 @@ class Media extends \Magento\Framework\App\Helper\AbstractHelper
 {
     /**
      * Swatch area inside media folder
-     *
      */
     const  SWATCH_MEDIA_PATH = 'attribute/swatch';
 
@@ -100,6 +100,8 @@ public function __construct(
     }
 
     /**
+     * Get swatch attribute image
+     *
      * @param string $swatchType
      * @param string $file
      * @return string
@@ -110,13 +112,17 @@ public function getSwatchAttributeImage($swatchType, $file)
         $absoluteImagePath = $this->mediaDirectory
             ->getAbsolutePath($this->getSwatchMediaPath() . '/' . $generationPath);
         if (!file_exists($absoluteImagePath)) {
-            $this->generateSwatchVariations($file);
+            try {
+                $this->generateSwatchVariations($file);
+            } catch (\Exception $e) {
+                return '';
+            }
         }
         return $this->getSwatchMediaUrl() . '/' . $generationPath;
     }
 
     /**
-     * move image from tmp to catalog dir
+     * Move image from tmp to catalog dir
      *
      * @param string $file
      * @return string path
@@ -152,7 +158,7 @@ public function moveImageFromTmp($file)
     /**
      * Check whether file to move exists. Getting unique name
      *
-     * @param <type> $file
+     * @param string $file
      * @return string
      */
     protected function getUniqueFileName($file)
@@ -176,6 +182,7 @@ protected function getUniqueFileName($file)
      *
      * @param string $imageUrl
      * @return $this
+     * @throws \Exception
      */
     public function generateSwatchVariations($imageUrl)
     {
@@ -234,7 +241,7 @@ protected function generateNamePath($imageConfig, $imageUrl, $swatchType)
      * Generate folder name WIDTHxHEIGHT based on config in view.xml
      *
      * @param string $swatchType
-     * @param null $imageConfig
+     * @param array|null $imageConfig
      * @return string
      */
     public function getFolderNameSize($swatchType, $imageConfig = null)
@@ -336,6 +343,8 @@ protected function prepareFile($file)
     }
 
     /**
+     * Get registered themes
+     *
      * @return \Magento\Theme\Model\ResourceModel\Theme\Collection
      */
     private function getRegisteredThemes()

app/code/Magento/Swatches/Test/Unit/Helper/MediaTest.php

@@ -91,14 +91,15 @@ protected function setUp()
 
     /**
      * @dataProvider dataForFullPath
+     * @param string $swatchType
+     * @param string $expectedResult
      */
     public function testGetSwatchAttributeImage($swatchType, $expectedResult)
     {
         $this->storeManagerMock
             ->expects($this->once())
             ->method('getStore')
             ->willReturn($this->storeMock);
-
         $this->storeMock
             ->expects($this->once())
             ->method('getBaseUrl')
@@ -107,11 +108,41 @@ public function testGetSwatchAttributeImage($swatchType, $expectedResult)
 
         $this->generateImageConfig();
 
-        $this->testGenerateSwatchVariations();
+        $image = $this->createPartialMock(\Magento\Framework\Image::class, [
+            'resize',
+            'save',
+            'keepTransparency',
+            'constrainOnly',
+            'keepFrame',
+            'keepAspectRatio',
+            'backgroundColor',
+            'quality'
+        ]);
+        $this->imageFactoryMock->expects($this->atLeastOnce())
+            ->method('create')
+            ->willReturn($image);
+        $image->expects($this->atLeastOnce())
+            ->method('resize')
+            ->will($this->returnSelf());
+        $image->expects($this->atLeastOnce())
+            ->method('backgroundColor')
+            ->with([255, 255, 255])
+            ->willReturnSelf();
 
         $result = $this->mediaHelperObject->getSwatchAttributeImage($swatchType, '/f/i/file.png');
+        $this->assertEquals($expectedResult, $result);
+    }
+
+    public function testGetSwatchAttributeImageWithMissingFile()
+    {
+        $this->generateImageConfig();
+
+        $this->imageFactoryMock->expects($this->atLeastOnce())
+            ->method('create')
+            ->willThrowException(new \Exception(''));
 
-        $this->assertEquals($result, $expectedResult);
+        $result = $this->mediaHelperObject->getSwatchAttributeImage('swatch_image', '/f/i/file.png');
+        $this->assertEquals('', $result);
     }
 
     /**
@@ -195,6 +226,9 @@ public function testGetSwatchMediaUrl()
 
     /**
      * @dataProvider dataForFolderName
+     * @param string $swatchType
+     * @param array|null $imageConfig
+     * @param string $expectedResult
      */
     public function testGetFolderNameSize($swatchType, $imageConfig, $expectedResult)
     {
@@ -293,6 +327,8 @@ public function testGetSwatchMediaPath()
 
     /**
      * @dataProvider getSwatchTypes
+     * @param string $swatchType
+     * @param string $expectedResult
      */
     public function testGetSwatchCachePath($swatchType, $expectedResult)
     {