MAGETWO-58237: Order status history contains wrong data after creation of a Credit Memo

Author: Olexandr Lysenko

app/code/Magento/Sales/Test/Unit/Model/RefundOrderTest.php

@@ -247,41 +247,33 @@ public function testOrderCreditmemo($orderId, $notify, $appendComment)
             ->method('getStateForOrder')
             ->with($this->orderMock, [])
             ->willReturn(Order::STATE_CLOSED);
-
         $this->orderMock->expects($this->once())
             ->method('setState')
             ->with(Order::STATE_CLOSED)
             ->willReturnSelf();
-
         $this->orderMock->expects($this->once())
             ->method('getState')
             ->willReturn(Order::STATE_CLOSED);
-
         $this->configMock->expects($this->once())
             ->method('getStateDefaultStatus')
             ->with(Order::STATE_CLOSED)
             ->willReturn('Closed');
-
         $this->orderMock->expects($this->once())
             ->method('setStatus')
             ->with('Closed')
             ->willReturnSelf();
-
         $this->creditmemoMock->expects($this->once())
             ->method('setState')
             ->with(\Magento\Sales\Model\Order\Creditmemo::STATE_REFUNDED)
             ->willReturnSelf();
-
         $this->creditmemoRepositoryMock->expects($this->once())
             ->method('save')
             ->with($this->creditmemoMock)
             ->willReturn($this->creditmemoMock);
-
         $this->orderRepositoryMock->expects($this->once())
             ->method('save')
             ->with($this->orderMock)
             ->willReturn($this->orderMock);
-
         if ($notify) {
             $this->notifierMock->expects($this->once())
                 ->method('notify')

dev/tests/functional/tests/app/Magento/Sales/Test/Constraint/AssertRefundOrderStatusInCommentsHistory.php

@@ -45,4 +45,4 @@ public function toString()
     {
         return "Message with appropriate order status is available in Comments History section.";
     }
-}
+}