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