/**
* @expectedException \Magento\Framework\Exception\CouldNotSaveException
*/
public function testCanNotRemove()
{
$this->optionMock->expects($this->once())->method('load')->with(10);
$this->optionMock->expects($this->any())->method('getId')->will($this->returnValue(10));
$this->productMock->expects($this->once())->method('getOptions')->will($this->returnValue([10 => $this->optionMock]));
$this->optionMock->expects($this->once())->method('delete');
$this->productMock->expects($this->once())->method('setHasOptions')->with(false);
$this->productMock->expects($this->once())->method('save')->will($this->throwException(new \Exception()));
$this->writeService->remove(self::PRODUCT_SKU, 10);
}