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Filename : TextTestListRenderer.php
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<?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\Util;

use const PHP_EOL;
use function get_class;
use function sprintf;
use function str_replace;
use PHPUnit\Framework\TestCase;
use PHPUnit\Framework\TestSuite;
use PHPUnit\Runner\PhptTestCase;
use RecursiveIteratorIterator;

/**
 * @internal This class is not covered by the backward compatibility promise for PHPUnit
 */
final class TextTestListRenderer
{
    /**
     * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
     */
    public function render(TestSuite $suite): string
    {
        $buffer = 'Available test(s):' . PHP_EOL;

        foreach (new RecursiveIteratorIterator($suite->getIterator()) as $test) {
            if ($test instanceof TestCase) {
                $name = sprintf(
                    '%s::%s',
                    get_class($test),
                    str_replace(' with data set ', '', $test->getName()),
                );
            } elseif ($test instanceof PhptTestCase) {
                $name = $test->getName();
            } else {
                continue;
            }

            $buffer .= sprintf(
                ' - %s' . PHP_EOL,
                $name,
            );
        }

        return $buffer;
    }
}