MoveCoverageDirectoriesToSource.php

<?php

declare (strict_types=1);

/*
 * This file is part of PHPUnit.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace PHPUnit\TextUI\XmlConfiguration;

use function assert;
use DOMDocument;
use DOMElement;
use DOMXPath;

/**
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
 *
 * @internal This class is not covered by the backward compatibility promise for PHPUnit
 */
final class MoveCoverageDirectoriesToSource implements Migration {
    
    /**
     * @throws MigrationException
     */
    public function migrate(DOMDocument $document) : void {
        $source = $document->getElementsByTagName('source')
            ->item(0);
        if ($source !== null) {
            return;
        }
        $coverage = $document->getElementsByTagName('coverage')
            ->item(0);
        if ($coverage === null) {
            return;
        }
        $root = $document->documentElement;
        assert($root instanceof DOMElement);
        $source = $document->createElement('source');
        $root->appendChild($source);
        $xpath = new DOMXPath($document);
        foreach ([
            'include',
            'exclude',
        ] as $element) {
            foreach (SnapshotNodeList::fromNodeList($xpath->query('//coverage/' . $element)) as $node) {
                $source->appendChild($node);
            }
        }
        if ($coverage->childElementCount !== 0) {
            return;
        }
        assert($coverage->parentNode !== null);
        $coverage->parentNode
            ->removeChild($coverage);
    }

}