phpOMS/tests/Business/Finance/DepreciationTest.php

78 lines
2.9 KiB
PHP

<?php
/**
* Orange Management
*
* PHP Version 7.2
*
* @package TBD
* @copyright Dennis Eichhorn
* @license OMS License 1.0
* @version 1.0.0
* @link http://website.orange-management.de
*/
namespace phpOMS\tests\Business\Finance;
use phpOMS\Business\Finance\Depreciation;
class DepreciationTest extends \PHPUnit\Framework\TestCase
{
public function testStraightLine()
{
$start = 23280;
$duration = 6;
$t = 2;
self::assertEquals(3880, Depreciation::getStraightLineDepreciation($start, $duration), '', 5);
self::assertEquals(23280 - 3880 * $t, Depreciation::getStraightLineResidualInT($start, $duration, $t), '', 5);
}
public function testArithmeticDegressivDepreciation()
{
$start = 150000;
$residual = 18000;
$duration = 5;
$t = 2;
self::assertEquals(8800, Depreciation::getArithmeticDegressivDepreciationFactor($start, $residual, $duration), '', 5);
self::assertEquals(35200, Depreciation::getArithmeticDegressivDepreciationInT($start, $residual,$duration, $t), '', 5);
self::assertEquals(70800, Depreciation::getArithmeticDegressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
}
public function testArithmeticProgressivDepreciation()
{
$start = 40000;
$residual = 4700;
$duration = 4;
$t = 2;
self::assertEquals(3530, Depreciation::getArithmeticProgressivDepreciationFactor($start, $residual, $duration), '', 5);
self::assertEquals(7060, Depreciation::getArithmeticProgressivDepreciationInT($start, $residual, $duration, $t), '', 5);
self::assertEquals(29410, Depreciation::getArithmeticProgressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
}
public function testGeometicProgressivDepreciation()
{
$start = 150000;
$residual = 18000;
$duration = 5;
$t = 2;
self::assertEquals(0.3456, Depreciation::getGeometicProgressivDepreciationRate($start, $residual, $duration), '', 0.01);
self::assertEquals(14527, Depreciation::getGeometicProgressivDepreciationInT($start, $residual, $duration, $t), '', 5);
self::assertEquals(125965, Depreciation::getGeometicProgressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
}
public function testGeometicDegressivDepreciation()
{
$start = 150000;
$residual = 18000;
$duration = 5;
$t = 2;
self::assertEquals(0.3456, Depreciation::getGeometicDegressivDepreciationRate($start, $residual, $duration), '', 0.01);
self::assertEquals(33924, Depreciation::getGeometicDegressivDepreciationInT($start, $residual, $duration, $t), '', 5);
self::assertEquals(64236, Depreciation::getGeometicDegressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
}
}