public function testBeforeSave()
{
$object = $this->getMockBuilder('Magento\\Framework\\Object')->disableOriginalConstructor()->setMethods(array('getDefaultShipping', 'unsetDefaultShipping'))->getMock();
$object->expects($this->once())->method('getDefaultShipping')->will($this->returnValue(null));
$object->expects($this->once())->method('unsetDefaultShipping')->will($this->returnSelf());
/** @var \Magento\Framework\Object $object */
$this->testable->beforeSave($object);
}
