Adding rollback fixtures and providing small adjustments

Author: eduard13

app/code/Magento/ReviewGraphQl/Model/DataProvider/CustomerReviewsDataProvider.php

@@ -43,7 +43,7 @@ public function getData(int $customerId, int $currentPage, int $pageSize): Revie
     {
         /** @var ReviewsCollection $reviewsCollection */
         $reviewsCollection = $this->collectionFactory->create();
-        $reviewsCollection->addStatusFilter(Review::STATUS_APPROVED)
+        $reviewsCollection
             ->addCustomerFilter($customerId)
             ->setPageSize($pageSize)
             ->setCurPage($currentPage)

app/code/Magento/ReviewGraphQl/Model/Resolver/Product/Review/AverageRating.php

@@ -67,7 +67,10 @@ public function resolve(
         $averageRating = $summary->getSum() ?: 0;
 
         if ($averageRating > 0) {
-            $averageRating = (float) number_format($summary->getSum() / $summary->getCount() / 20, 2);
+            $averageRating = (float) number_format(
+                (int) $summary->getSum() / (int) $summary->getCount(),
+                2
+            );
         }
 
         return $averageRating;

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

@@ -0,0 +1,11 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+use Magento\TestFramework\Workaround\Override\Fixture\Resolver;
+
+Resolver::getInstance()->requireDataFixture('Magento/Customer/_files/customer_rollback.php');
+Resolver::getInstance()->requireDataFixture('Magento/Catalog/_files/product_simple_rollback.php');

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

@@ -0,0 +1,10 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+use Magento\TestFramework\Workaround\Override\Fixture\Resolver;
+
+Resolver::getInstance()->requireDataFixture('Magento/Catalog/_files/product_simple_rollback.php');