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

34 lines
926 B
PHP

<?php
namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Statistical;
use PhpOffice\PhpSpreadsheet\Calculation\Statistical;
use PHPUnit\Framework\TestCase;
class LinEstTest extends TestCase
{
/**
* @dataProvider providerLINEST
*
* @param mixed $expectedResult
* @param mixed $xValues
* @param mixed $yValues
* @param mixed $const
* @param mixed $stats
*/
public function testLINEST($expectedResult, $yValues, $xValues, $const, $stats): void
{
$result = Statistical::LINEST($yValues, $xValues, $const, $stats);
$elements = count($expectedResult);
for ($element = 0; $element < $elements; ++$element) {
self::assertEqualsWithDelta($expectedResult[$element], $result[$element], 1E-12);
}
}
public function providerLINEST()
{
return require 'tests/data/Calculation/Statistical/LINEST.php';
}
}