ilHtmlPurifierLibWrapperTest.php

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<?php

declare(strict_types=1);

use PHPUnit\Framework\TestCase;
use PHPUnit\Framework\Attributes\DataProvider;

final class ilHtmlPurifierLibWrapperTest extends TestCase
{
    private const array TO_PURIFY = [
        'phpunit1',
        'phpunit2',
        'phpunit3',
    ];

    private function getPurifier(): ilHtmlPurifierAbstractLibWrapper
    {
        return new class () extends ilHtmlPurifierAbstractLibWrapper {
            protected function getPurifierConfigInstance(): HTMLPurifier_Config
            {
                return HTMLPurifier_Config::createDefault();
            }
        };
    }

    public function testPurifierIsCalledIfStringsArePurified(): void
    {
        $purifier = $this->getPurifier();

        $this->assertSame('phpunit', $purifier->purify('phpunit'));
        $this->assertSame(self::TO_PURIFY, $purifier->purifyArray(self::TO_PURIFY));
    }

    public static function invalidHtmlDataTypeProvider(): array
    {
        return [
            'integer' => [5],
            'float' => [0.1],
            'null' => [null],
            'array' => [[]],
            'object' => [new stdClass()],
            'bool' => [false],
            'resource' => [fopen('php://memory', 'rb')],
        ];
    }

    #[DataProvider('invalidHtmlDataTypeProvider')]
    public function testExceptionIsRaisedIfNonStringElementsArePassedForHtmlBatchProcessing($element): void
    {
        $this->expectException(InvalidArgumentException::class);

        $purifier = $this->getPurifier();
        $purifier->purifyArray([$element]);
    }
}