<?php namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Engineering; use PhpOffice\PhpSpreadsheet\Calculation\Engineering; use PhpOffice\PhpSpreadsheet\Calculation\Functions; use PHPUnit\Framework\TestCase; class BesselITest extends TestCase { const BESSEL_PRECISION = 1E-8; public function setUp() { Functions::setCompatibilityMode(Functions::COMPATIBILITY_EXCEL); } /** * @dataProvider providerBESSELI * * @param mixed $expectedResult */ public function testBESSELI($expectedResult, ...$args) { $result = Engineering::BESSELI(...$args); $this->assertEquals($expectedResult, $result, '', self::BESSEL_PRECISION); } public function providerBESSELI() { return require 'data/Calculation/Engineering/BESSELI.php'; } }