ilHtmlPurifierCompositeTest.php

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<?php
 
declare(strict_types=1);
 
use PHPUnit\Framework\TestCase;
 
class ilHtmlPurifierCompositeTest extends TestCase
{
    private function getFakePurifier(): ilHtmlPurifierInterface
    {
        return new class () implements ilHtmlPurifierInterface {
            public function purify(string $html): string
            {
                return $html . '.';
            }
 
            public function purifyArray(array $htmlCollection): array
            {
                foreach ($htmlCollection as $key => &$html) {
                    $html .= '.';
                }
 
                return $htmlCollection;
            }
        };
    }
 
    public function testPurifierNodesAreCalledIfStringGetsPurified(): void
    {
        $purifier = new ilHtmlPurifierComposite();
 
        $p1 = $this->getFakePurifier();
        $p2 = clone $p1;
        $p3 = clone $p1;
 
        $purifier->addPurifier($p1);
        $purifier->addPurifier($p1);
        $purifier->addPurifier($p2);
        $purifier->addPurifier($p3);
 
        $this->assertSame('phpunit...', $purifier->purify('phpunit'));
 
        $purifier->removePurifier($p2);
 
        $this->assertSame('phpunit..', $purifier->purify('phpunit'));
    }
 
    public function testPurifierNodesAreCalledIfArrayOfStringGetssPurified(): void
    {
        $purifier = new ilHtmlPurifierComposite();
 
        $p1 = $this->getFakePurifier();
        $p2 = clone $p1;
        $p3 = clone $p1;
 
        $purifier->addPurifier($p1);
        $purifier->addPurifier($p1);
        $purifier->addPurifier($p2);
        $purifier->addPurifier($p3);
 
        $toPurify = [
            'phpunit1',
            'phpunit2',
            'phpunit3',
        ];
 
        $this->assertSame(array_map(static function (string $html): string {
            return $html . '...';
        }, $toPurify), $purifier->purifyArray($toPurify));
 
        $purifier->removePurifier($p2);
 
        $this->assertSame(array_map(static function (string $html): string {
            return $html . '..';
        }, $toPurify), $purifier->purifyArray($toPurify));
    }
 
    public function invalidHtmlDataTypeProvider(): array
    {
        return [
            'integer' => [5],
            'float' => [0.1],
            'null' => [null],
            'array' => [[]],
            'object' => [new stdClass()],
            'bool' => [false],
            'resource' => [fopen('php://memory', 'rb')],
        ];
    }
 
    public function testExceptionIsRaisedIfNonStringElementsArePassedForHtmlBatchProcessing($element): void
    {
        $this->expectException(InvalidArgumentException::class);
 
        $purifier = new ilHtmlPurifierComposite();
        $purifier->purifyArray([$element]);
    }
}