<?php
/*
* 2007-2017 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2017 PrestaShop SA
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

namespace PrestaShop\PrestaShop\Tests\Unit\Classes\Tax;

use PrestaShop\PrestaShop\Tests\TestCase\UnitTestCase;
use AverageTaxOfProductsTaxCalculator;
use Phake;

class AverageTaxOfProductsTaxCalculatorTest extends UnitTestCase
{
    public function test_tax_is_split_according_to_share_of_each_tax_rate()
    {
        $db = Phake::mock('Core_Foundation_Database_DatabaseInterface');
        $configuration = Phake::mock('Core_Business_ConfigurationInterface');

        $taxCalculator = new AverageTaxOfProductsTaxCalculator($db, $configuration);

        Phake::when($db)->select(Phake::anyParameters())->thenReturn(array(
            array('id_tax' => 1, 'rate' => 10, 'total_price_tax_excl' => 20),
            array('id_tax' => 2, 'rate' => 20, 'total_price_tax_excl' => 10)
        ));

        $amounts = $taxCalculator->getTaxesAmount(7, null, 2, PS_ROUND_HALF_UP);


        $expected = array(
            1 => round(7 * 20  / (20 + 10) * 0.1, 2),
            2 => round(7 * 10  / (20 + 10) * 0.2, 2)
        );

        $this->assertEquals($expected, $amounts);
    }
}