FunctionalTestsBootstrap.php

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<?php
namespace TYPO3\CMS\Core\Build;

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

use TYPO3\CMS\Core\Tests\BaseTestCase;

class FunctionalTestsBootstrap
{
    public function bootstrapSystem()
    {
        $this->enableDisplayErrors()
            ->loadClassFiles()
            ->defineOriginalRootPath()
            ->createNecessaryDirectoriesInDocumentRoot();
    }

    protected function enableDisplayErrors()
    {
        @ini_set('display_errors', 1);
        return $this;
    }

    protected function loadClassFiles()
    {
        if (!class_exists('PHPUnit_Framework_TestCase')) {
            die('PHPUnit wasn\'t found. Please check your settings and command.');
        }
        if (!class_exists(BaseTestCase::class)) {
            // PHPUnit is invoked globally, so we need to include the project autoload file
            require_once __DIR__ . '/../../../../vendor/autoload.php';
        }

        return $this;
    }

    protected function defineOriginalRootPath()
    {
        if (!defined('ORIGINAL_ROOT')) {
            define('ORIGINAL_ROOT', $this->getWebRoot());
        }

        if (!file_exists(ORIGINAL_ROOT . 'typo3/cli_dispatch.phpsh')) {
            die('Unable to determine path to entry script. Please check your path or set an environment variable \'TYPO3_PATH_WEB\' to your root path.');
        }

        return $this;
    }

    protected function createNecessaryDirectoriesInDocumentRoot()
    {
        $this->createDirectory(ORIGINAL_ROOT . 'typo3temp');

        return $this;
    }

    protected function createDirectory($directory)
    {
        if (is_dir($directory)) {
            return;
        }
        @mkdir($directory, 0777, true);
        clearstatcache();
        if (!is_dir($directory)) {
            throw new \RuntimeException('Directory "' . $directory . '" could not be created', 1404038665);
        }
    }

    protected function getWebRoot()
    {
        if (getenv('TYPO3_PATH_WEB')) {
            $webRoot = getenv('TYPO3_PATH_WEB');
        } else {
            $webRoot = getcwd();
        }
        return rtrim(strtr($webRoot, '\\', '/'), '/') . '/';
    }
}

if (PHP_SAPI !== 'cli') {
    die('This script supports command line usage only. Please check your command.');
}
$bootstrap = new FunctionalTestsBootstrap();
$bootstrap->bootstrapSystem();
unset($bootstrap);