mirror of
https://github.com/PHPOffice/PhpSpreadsheet.git
synced 2026-09-20 07:09:21 +00:00
c0a966b9bb
Prove you can't override a built-in function.
37 lines
1.5 KiB
PHP
37 lines
1.5 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace PhpOffice\PhpSpreadsheetTests\Calculation;
|
|
|
|
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
|
|
use PHPUnit\Framework\TestCase;
|
|
|
|
class CustomFunctionTest extends TestCase
|
|
{
|
|
public static function testCustomFunction(): void
|
|
{
|
|
$calculation = Calculation::getInstance();
|
|
$key = 'FOURTHPOWER';
|
|
// I have no idea why Phpstan needs this
|
|
/** @var array<string, array> */
|
|
$value = [
|
|
'category' => 'custom',
|
|
'functionCall' => [CustomFunction::class, 'fourthPower'],
|
|
'argumentCount' => '1',
|
|
];
|
|
self::assertTrue(Calculation::addFunction($key, $value));
|
|
self::assertFalse(Calculation::addFunction('sqrt', $value));
|
|
self::assertSame(16, $calculation->calculateFormula('=FOURTHPOWER(2)'));
|
|
self::assertSame('#VALUE!', $calculation->calculateFormula('=FOURTHPOWER("X")'));
|
|
self::assertSame('#NAME?', $calculation->calculateFormula('=FOURTHPOWE("X")'));
|
|
self::assertFalse(Calculation::removeFunction('SQRT'));
|
|
self::assertSame(2.0, $calculation->calculateFormula('=SQRT(4)'));
|
|
self::assertFalse(Calculation::removeFunction('sqrt'));
|
|
self::assertSame(4.0, $calculation->calculateFormula('=sqrt(16)'));
|
|
self::assertTrue(Calculation::removeFunction($key));
|
|
self::assertSame('#NAME?', $calculation->calculateFormula('=FOURTHPOWER(3)'));
|
|
self::assertFalse(Calculation::removeFunction('WHATEVER'));
|
|
}
|
|
}
|