55 lines
1.6 KiB
PHP
55 lines
1.6 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\Statistical;
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use PHPUnit\Framework\TestCase;
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class NormDistTest extends TestCase
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{
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/**
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* @dataProvider providerNORMDIST
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*
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* @param mixed $expectedResult
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*/
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public function testNORMDIST($expectedResult, ...$args): void
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{
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$result = Statistical::NORMDIST(...$args);
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self::assertEqualsWithDelta($expectedResult, $result, 1E-12);
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}
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public function providerNORMDIST(): array
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{
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return require 'tests/data/Calculation/Statistical/NORMDIST.php';
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}
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/**
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* @dataProvider providerNormDistArray
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*/
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public function testNormDistArray(array $expectedResult, string $values, string $mean, string $stdDev): void
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{
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$calculation = Calculation::getInstance();
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$formula = "=NORMDIST({$values}, {$mean}, {$stdDev}, 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 providerNormDistArray(): 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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[0.04324582990797181, 0.03549422283581691, 0.026885636057682592],
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[0.07365402806066465, 0.038837210996642585, 0.015790031660178828],
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[0.12098536225957167, 0.0022159242059690033, 7.991870553452737E-6],
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],
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'12',
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'{10, 6, 3}',
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'{9; 5; 2}',
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],
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];
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}
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}
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