MAGETWO-54718: [GitHub] Exception thrown where no Product Image file found #5184

Author: oserediuk

app/code/Magento/Catalog/Test/Unit/Block/Adminhtml/Product/Helper/Form/Gallery/ContentTest.php

@@ -126,7 +126,7 @@ public function testGetImagesJson()
 
         $this->content->setElement($this->galleryMock);
         $this->galleryMock->expects($this->once())->method('getImages')->willReturn($images);
-        $this->fileSystemMock->expects($this->once())->method('getDirectoryRead')->willReturn($this->readMock);
+        $this->fileSystemMock->expects($this->exactly(2))->method('getDirectoryRead')->willReturn($this->readMock);
 
         $this->mediaConfigMock->expects($this->any())->method('getMediaUrl')->willReturnMap($url);
         $this->mediaConfigMock->expects($this->any())->method('getMediaPath')->willReturnMap($mediaPath);