MAGETWO-60014: [Performance] Caching of swatches data in block cache

Author: xmav

app/code/Magento/Swatches/Block/Product/Renderer/Configurable.php

@@ -392,7 +392,6 @@ protected function getConfigurableOptionsIds(array $attributeData)
     /**
      * Produce and return block's html output
      *
-     * @codeCoverageIgnore
      * @return string
      */
     public function toHtml()
@@ -407,7 +406,6 @@ public function toHtml()
     /**
      * Return HTML code
      *
-     * @codeCoverageIgnore
      * @return string
      */
     protected function _toHtml()
@@ -429,7 +427,7 @@ protected function getRendererTemplate()
     }
 
     /**
-     * @codeCoverageIgnore
+     * @deprecated Now is used _toHtml() directly
      * @return string
      */
     protected function getHtmlOutput()

app/code/Magento/Swatches/Block/Product/Renderer/Listing/Configurable.php

@@ -21,13 +21,17 @@ protected function getRendererTemplate()
     }
 
     /**
+     * Render block hook
+     *
+     * Produce and return block's html output
+     *
      * @return string
      */
-    protected function getHtmlOutput()
+    protected function _toHtml()
     {
         $output = '';
         if ($this->isProductHasSwatchAttribute()) {
-            $output = parent::getHtmlOutput();
+            $output = parent::_toHtml();
         }
 
         return $output;