public function testGetAllowAttributes()
{
$typeInstanceMock = $this->getMock('Magento\\ConfigurableProduct\\Model\\Product\\Type\\Configurable', [], [], '', false);
$typeInstanceMock->expects($this->once())->method('getConfigurableAttributes')->with($this->_productMock);
$this->_productMock->expects($this->once())->method('getTypeInstance')->will($this->returnValue($typeInstanceMock));
$this->_model->getAllowAttributes($this->_productMock);
}
