[Tests] Change to willThrowException

Author: gmponos

Tests/SimpleFormTest.php

@@ -629,7 +629,7 @@ public function testNotSynchronizedIfViewReverseTransformationFailed()
         $transformer = $this->getDataTransformer();
         $transformer->expects($this->once())
             ->method('reverseTransform')
-            ->will($this->throwException(new TransformationFailedException()));
+            ->willThrowException(new TransformationFailedException());
 
         $form = $this->getBuilder()
             ->addViewTransformer($transformer)
@@ -645,7 +645,7 @@ public function testNotSynchronizedIfModelReverseTransformationFailed()
         $transformer = $this->getDataTransformer();
         $transformer->expects($this->once())
             ->method('reverseTransform')
-            ->will($this->throwException(new TransformationFailedException()));
+            ->willThrowException(new TransformationFailedException());
 
         $form = $this->getBuilder()
             ->addModelTransformer($transformer)