phpOMS/tests/Math/Stochastic/Distribution/WeibullDistributionTest.php

36 lines
902 B
PHP

<?php
/**
* Orange Management
*
* PHP Version 7.4
*
* @package tests
* @copyright Dennis Eichhorn
* @license OMS License 1.0
* @version 1.0.0
* @link https://orange-management.org
*/
declare(strict_types=1);
namespace phpOMS\tests\Math\Stochastic\Distribution;
use phpOMS\Math\Stochastic\Distribution\WeibullDistribution;
/**
* @internal
*/
class WeibullDistributionTest extends \PHPUnit\Framework\TestCase
{
public function testPdf() : void
{
self::assertEqualsWithDelta(0.213668559, WeibullDistribution::getPdf(3, 4, 2), 0.001);
self::assertEqualsWithDelta(0.0, WeibullDistribution::getPdf(-1, 4, 2), 0.001);
}
public function testCdf() : void
{
self::assertEqualsWithDelta(0.430217175, WeibullDistribution::getCdf(3, 4, 2), 0.001);
self::assertEqualsWithDelta(0.0, WeibullDistribution::getCdf(-1, 4, 2), 0.001);
}
}