#4389 Widget cache error - fixed CacheKey assignment

Author: AlexandrKozyr

app/code/Magento/CatalogWidget/Block/Product/ProductsList.php

@@ -167,7 +167,9 @@ public function getCacheKeyInfo()
             intval($this->getRequest()->getParam($this->getData('page_var_name'), 1)),
             $this->getProductsPerPage(),
             $conditions,
-            $this->json->serialize($this->getRequest()->getParams())
+            $this->json->serialize($this->getRequest()->getParams()),
+            $this->getTemplate(),
+            $this->getTitle()
         ];
     }
 

app/code/Magento/CatalogWidget/Test/Unit/Block/Product/ProductsListTest.php

@@ -87,8 +87,8 @@ protected function setUp()
     {
         $this->collectionFactory =
             $this->getMockBuilder(\Magento\Catalog\Model\ResourceModel\Product\CollectionFactory::class)
-            ->setMethods(['create'])
-            ->disableOriginalConstructor()->getMock();
+                ->setMethods(['create'])
+                ->disableOriginalConstructor()->getMock();
         $this->visibility = $this->getMockBuilder(\Magento\Catalog\Model\Product\Visibility::class)
             ->setMethods(['getVisibleInCatalogIds'])
             ->disableOriginalConstructor()
@@ -144,6 +144,8 @@ public function testGetCacheKeyInfo()
         $this->productsList->setData('conditions', 'some_serialized_conditions');
 
         $this->productsList->setData('page_var_name', 'page_number');
+        $this->productsList->setTemplate('test_template');
+        $this->productsList->setData('title', 'test_title');
         $this->request->expects($this->once())->method('getParam')->with('page_number')->willReturn(1);
 
         $this->request->expects($this->once())->method('getParams')->willReturn('request_params');
@@ -166,7 +168,9 @@ public function testGetCacheKeyInfo()
             1,
             5,
             'some_serialized_conditions',
-            json_encode('request_params')
+            json_encode('request_params'),
+            'test_template',
+            'test_title'
         ];
         $this->assertEquals($cacheKey, $this->productsList->getCacheKeyInfo());
     }
@@ -251,9 +255,10 @@ public function testGetPagerHtml()
      * Test public `createCollection` method and protected `getPageSize` method via `createCollection`
      *
      * @param bool $pagerEnable
-     * @param int $productsCount
-     * @param int $productsPerPage
-     * @param int $expectedPageSize
+     * @param int  $productsCount
+     * @param int  $productsPerPage
+     * @param int  $expectedPageSize
+     *
      * @dataProvider createCollectionDataProvider
      */
     public function testCreateCollection($pagerEnable, $productsCount, $productsPerPage, $expectedPageSize)
@@ -382,6 +387,7 @@ public function testGetIdentities()
 
     /**
      * @param $collection
+     *
      * @return \PHPUnit_Framework_MockObject_MockObject
      */
     private function getConditionsForCollection($collection)