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<?php
namespace MediaWiki\Tests\Unit;
use MediaWiki\HtmlHelper;
use MediaWikiUnitTestCase;
use Wikimedia\RemexHtml\HTMLData;
use Wikimedia\RemexHtml\Serializer\SerializerNode;
use Wikimedia\RemexHtml\Tokenizer\PlainAttributes;
class HtmlHelperTest extends MediaWikiUnitTestCase {
/**
* @covers \MediaWiki\HtmlHelper::modifyElements
*/
public function testModifyElements() {
$shouldModifyCallback = static function ( SerializerNode $node ) {
return $node->namespace === HTMLData::NS_HTML
&& $node->name === 'a'
&& isset( $node->attrs['href'] );
};
$modifyCallbackInPlace = static function ( SerializerNode $node ) {
$node->attrs['href'] = 'https://tracker.org/' . $node->attrs['href'];
return $node;
};
$input = '<p>Foo <a href="https://example.org/">bar</a> baz</p>';
$expectedOutput = '<p>Foo <a href="https://tracker.org/https://example.org/">bar</a> baz</p>';
$output = HtmlHelper::modifyElements( $input, $shouldModifyCallback, $modifyCallbackInPlace );
$this->assertSame( $expectedOutput, $output );
$modifyCallbackNew = static function ( SerializerNode $node ) {
$href = 'https://tracker.org/' . $node->attrs['href'];
$newNode = new SerializerNode( $node->id, $node->parentId, $node->namespace, $node->name,
new PlainAttributes( [ 'href' => $href ] ), $node->void );
$node->attrs['href'] = 'https://tracker.org/' . $node->attrs['href'];
return $newNode;
};
$output = HtmlHelper::modifyElements( $input, $shouldModifyCallback, $modifyCallbackNew );
$this->assertSame( $expectedOutput, $output );
}
}
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