PhpSpreadsheet/tests/PhpSpreadsheetTests/Calculation/Functions/Statistical/GammaDistTest.php

61 lines
1.8 KiB
PHP

<?php
namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Statistical;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Functions;
use PhpOffice\PhpSpreadsheet\Calculation\Statistical;
use PHPUnit\Framework\TestCase;
class GammaDistTest extends TestCase
{
protected function setUp(): void
{
Functions::setCompatibilityMode(Functions::COMPATIBILITY_EXCEL);
}
/**
* @dataProvider providerGAMMADIST
*
* @param mixed $expectedResult
*/
public function testGAMMADIST($expectedResult, ...$args): void
{
$result = Statistical::GAMMADIST(...$args);
self::assertEqualsWithDelta($expectedResult, $result, 1E-12);
}
public function providerGAMMADIST(): array
{
return require 'tests/data/Calculation/Statistical/GAMMADIST.php';
}
/**
* @dataProvider providerGammaDistArray
*/
public function testGammaDistArray(array $expectedResult, string $values, string $alpha, string $beta): void
{
$calculation = Calculation::getInstance();
$formula = "=GAMMA.DIST({$values}, {$alpha}, {$beta}, false)";
$result = $calculation->_calculateFormulaValue($formula);
self::assertEqualsWithDelta($expectedResult, $result, 1.0e-14);
}
public function providerGammaDistArray(): array
{
return [
'row/column vectors' => [
[
[0.0012393760883331792, 0.007436256529999079, 0.0669263087699917],
[0.012446767091965986, 0.03734030127589798, 0.04200783893538521],
[0.018143590657882503, 0.043544617578918025, 0.02508169972545678],
],
'12',
'{1, 2, 5}',
'{2; 4; 5}',
],
];
}
}