MAGETWO-92693: Some improvements on product create|edit page in admin area

Author: AVoskoboinikov

app/code/Magento/Eav/Test/Unit/Model/AttributeRepositoryTest.php

@@ -124,8 +124,13 @@ public function testGetList()
         $collectionSize = 1;
 
         $searchCriteriaMock = $this->getMockBuilder(SearchCriteriaInterface::class)
+            ->setMethods(['getPageSize'])
             ->getMockForAbstractClass();
 
+        $searchCriteriaMock->expects($this->any())
+            ->method('getPageSize')
+            ->willReturn($collectionSize);
+
         $attributeMock = $this->createAttributeMock($attributeCode, $attributeId);
 
         $attributeCollectionMock = $this->getMockBuilder(Collection::class)