Eccube\Entity\Order::getTax PHP Method

    public function getTax()
    {
        return $this->tax;
    }

 public function testConstructor2()
 {
     $Order = new Order();
     $this->expected = 0;
     $this->actual = $Order->getDiscount();
     $this->verify();
     $this->actual = $Order->getSubTotal();
     $this->verify();
     $this->actual = $Order->getTotal();
     $this->verify();
     $this->actual = $Order->getPaymentTotal();
     $this->verify();
     $this->actual = $Order->getCharge();
     $this->verify();
     $this->actual = $Order->getTax();
     $this->verify();
     $this->actual = $Order->getDeliveryFeeTotal();
     $this->verify();
     $this->assertNull($Order->getOrderStatus());
     $this->assertSame(Constant::DISABLED, $Order->getDelFlg());
 }