public function testAddSalesRuleNameToOrder()
{
$observer = $this->getMock('Magento\\Framework\\Event\\Observer', ['getOrder'], [], '', false);
$rule = $this->getMock('Magento\\SalesRule\\Model\\Rule', ['load', 'getName', '__wakeup'], [], '', false);
$order = $this->getMock('Magento\\Sales\\Model\\Order', ['setCouponRuleName', 'getCouponCode', '__wakeup'], [], '', false);
$couponCode = 'coupon code';
$ruleId = 1;
$observer->expects($this->any())->method('getOrder')->will($this->returnValue($order));
$order->expects($this->once())->method('getCouponCode')->will($this->returnValue($couponCode));
$this->couponMock->expects($this->once())->method('getRuleId')->will($this->returnValue($ruleId));
$this->ruleFactory->expects($this->once())->method('create')->will($this->returnValue($rule));
$rule->expects($this->once())->method('load')->with($ruleId)->will($this->returnSelf());
$order->expects($this->once())->method('setCouponRuleName');
$this->assertEquals($this->model, $this->model->addSalesRuleNameToOrder($observer));
}