/**
* @expectedException \Magento\Framework\Model\Exception
* @expectedExceptionMessage Please specify the product's option(s).
*/
public function testCheckProductBuyStateException()
{
$productMock = $this->getMockBuilder('\\Magento\\Catalog\\Model\\Product')->setMethods(['__wakeup', 'getCustomOption', 'getSkipCheckRequiredOption'])->disableOriginalConstructor()->getMock();
$optionMock = $this->getMockBuilder('\\Magento\\Quote\\Model\\Quote\\Item\\Option')->setMethods(['getValue'])->disableOriginalConstructor()->getMock();
$productMock->expects($this->once())->method('getSkipCheckRequiredOption')->willReturn(true);
$productMock->expects($this->once())->method('getCustomOption')->with('info_buyRequest')->willReturn($optionMock);
$optionMock->expects($this->once())->method('getValue')->willReturn(serialize([]));
$this->_model->checkProductBuyState($productMock);
}
