MAGETWO-50549: Create Hydrator that allows convert data interface to array and array to data interface

Fixing unit tests

Author: Igor Melnikov

app/code/Magento/ProductVideo/Test/Unit/Model/Plugin/Catalog/Product/Gallery/CreateHandlerTest.php

@@ -288,7 +288,6 @@ public function testBeforeExecute()
 
         $this->subject->beforeExecute(
             $this->mediaGalleryCreateHandler,
-            'Magento\Catalog\Api\Data\ProductInterface',
             $this->product
         );
     }

app/code/Magento/SalesRule/Test/Unit/Model/ResourceModel/RuleTest.php

@@ -161,7 +161,7 @@ public function testLoad()
             ->getMockForAbstractClass();
         $this->entityManager->expects($this->once())
             ->method('load')
-            ->with($abstractModel, $ruleId, RuleInterface::class);
+            ->with($abstractModel, $ruleId);
         $result = $this->model->load($abstractModel, $ruleId);
         $this->assertSame($this->model, $result);
     }
@@ -170,15 +170,15 @@ public function testSave()
     {
         $this->entityManager->expects($this->once())
             ->method('save')
-            ->with($this->rule, RuleInterface::class);
+            ->with($this->rule);
         $this->assertEquals($this->model->save($this->rule), $this->model);
     }
 
     public function testDelete()
     {
         $this->entityManager->expects($this->once())
             ->method('delete')
-            ->with($this->rule, RuleInterface::class);
+            ->with($this->rule);
         $this->assertEquals($this->model->delete($this->rule), $this->model);
     }