public function testAddOptionArray() { $optionCode = 1234; $optionData = ['product' => 'test', 'code' => $optionCode]; $optionMock = $this->getMockBuilder('Magento\\Sales\\Model\\Quote\\Item\\Option')->setMethods(['setData', 'setItem', 'getCode', '__wakeup', 'isDeleted'])->disableOriginalConstructor()->getMock(); $optionMock->expects($this->once())->method('setData')->with($optionData)->will($this->returnValue($optionMock)); $optionMock->expects($this->once())->method('setItem')->with($this->model)->will($this->returnValue($optionMock)); $optionMock->expects($this->exactly(3))->method('getCode')->will($this->returnValue($optionCode)); $this->itemOptionFactory->expects($this->at(0))->method('create')->will($this->returnValue($optionMock)); $this->model->addOption($optionData); $this->assertEquals([$optionMock], $this->model->getOptions()); $this->assertEquals([$optionCode => $optionMock], $this->model->getOptionsByCode()); $this->assertEquals($optionMock, $this->model->getOptionByCode($optionCode)); }