TestHelper.php

<?php
/**
 * This file was copied from CakePhps codesniffer tests before being modified
 * File: http://git.io/vkioq
 * From repository: https://github.com/cakephp/cakephp-codesniffer
 *
 * @license MIT
 * CakePHP(tm) : The Rapid Development PHP Framework (http://cakephp.org)
 * Copyright (c) 2005-2013, Cake Software Foundation, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * @author  Addshore
 * Modifications
 *  - runPhpCs takes a second parameter $standard to override the default
 */

use PHP_CodeSniffer\Config;
use PHP_CodeSniffer\Files\LocalFile;
use PHP_CodeSniffer\Reporter;
use PHP_CodeSniffer\Ruleset;
use PHP_CodeSniffer\Runner;

class TestHelper {

    protected $rootDir;
    protected $dirName;
    protected $phpcs;

    public function __construct() {
        $this->rootDir = dirname(__DIR__);
        $this->dirName = basename($this->rootDir);

        $this->phpcs = new Runner();
        $this->phpcs->config = new Config();
        $this->phpcs->config->encoding = 'utf-8';
        $this->phpcs->config->verbosity = 0;
        $this->phpcs->config->reportWidth = 70;
        $this->phpcs->init();
    }

    /**
     * Run PHPCS on a file.
     *
     * @param string $file     To run.
     * @param string $standard To run against.
     *
     * @return string $result The output from phpcs.
     */
    public function runPhpCs($file, $standard = '') {
        if (empty($standard)) {
            $standard = $this->rootDir.'/ruleset.xml';
        }

        $this->phpcs->config->standards = [$standard];
        $this->phpcs->ruleset = new Ruleset($this->phpcs->config);
        $this->phpcs->reporter = new Reporter($this->phpcs->config);
        $file = new LocalFile($file, $this->phpcs->ruleset, $this->phpcs->config);

        ob_start();
        $this->phpcs->processFile($file);
        $this->phpcs->reporter->printReports();
        $result = ob_get_contents();
        ob_end_clean();

        return $result;
    }

}