60 lines
1.7 KiB
PHP
60 lines
1.7 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 PoissonTest 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 providerPOISSON
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*
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* @param mixed $expectedResult
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*/
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public function testPOISSON($expectedResult, ...$args): void
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{
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$result = Statistical::POISSON(...$args);
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self::assertEqualsWithDelta($expectedResult, $result, 1E-12);
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}
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public function providerPOISSON(): array
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{
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return require 'tests/data/Calculation/Statistical/POISSON.php';
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}
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/**
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* @dataProvider providerPoissonArray
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*/
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public function testPoissonArray(array $expectedResult, string $values, string $mean): void
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{
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$calculation = Calculation::getInstance();
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$formula = "=POISSON({$values}, {$mean}, false)";
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$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 providerPoissonArray(): 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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[0.4749316557209494, 0.41547307344655265, 0.028388126533408903],
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[0.3081373033023279, 0.3299417281086086, 0.0867439330307142],
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[0.14758417287196898, 0.19139299302082188, 0.1804470443154836],
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],
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'{0.125, 0.5, 3}',
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'{0.7; 1.2; 2}',
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],
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];
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}
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}
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