MAGETWO-36951: Decrease CRAP of Magento\Review\Model\Resource\Review::aggregate

- CR fix

Author: Victor Rad

app/code/Magento/Review/Model/Resource/Review.php

@@ -338,7 +338,8 @@ public function aggregate($object)
      * Aggregate review summary
      *
      * @param \Magento\Framework\Model\AbstractModel $object
-     * @param $ratingSummaryObject
+     * @param \Magento\Framework\Data\Collection\Db $ratingSummaryObject
+     * @return void
      */
     protected function aggregateReviewSummary($object, $ratingSummaryObject)
     {
@@ -381,6 +382,7 @@ protected function aggregateReviewSummary($object, $ratingSummaryObject)
      *
      * @param array|bool $oldData
      * @param \Magento\Framework\Object $data
+     * @return void
      */
     protected function writeReviewSummary($oldData, \Magento\Framework\Object $data)
     {

dev/tests/integration/testsuite/Magento/Review/_files/customer_review_with_rating.php

@@ -43,14 +43,14 @@
     ->setPageSize(2)
     ->setCurPage(1);
 
-foreach($ratingCollection as $rating) {
+foreach ($ratingCollection as $rating) {
     $rating->setStores([$storeId])->setIsActive(1)->save();
 }
 
-foreach($ratingCollection as $rating) {
-    $ratingOption = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->create(
-        '\Magento\Review\Model\Rating\Option'
-        )->getCollection()
+foreach ($ratingCollection as $rating) {
+    $ratingOption = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()
+        ->create('\Magento\Review\Model\Rating\Option')
+        ->getCollection()
         ->setPageSize(1)
         ->setCurPage(2)
         ->addRatingFilter($rating->getId())