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<?php/**
 * Base SteganographyKit UnitTest
 *
 * @link        https://github.com/picamator/SteganographyKit
 * @license     http://opensource.org/licenses/BSD-3-Clause New BSD License
 */
 
 abstract class BaseTest extends PHPUnit_Framework_TestCase
 {
 /**
 * Path to the data folder
 *
 * @var string
 */
 protected $dataPath = './test/Picamator/SteganographyKit/data/';
 
 /**
 * Path to steganography folder
 *
 * @var string
 */
 static protected $stegoPath = 'stego';
 
 /**
 * Gets full path to data
 *
 * @param string $path
 * @retutn string|boolean - full path or false if failed
 */
 protected function getDataPath($path)
 {
 $fullPath = $this->dataPath . $path;
 $dirPath  = (is_file($fullPath)) ? dirname($fullPath) : $fullPath;
 
 if (!file_exists($dirPath)) {
 mkdir($dirPath, 0777, true);
 }
 
 return realpath($fullPath);
 }
 
 /**
 * Clear stego path
 */
 protected function clearStegoPath()
 {
 $path = $this->getDataPath(self::$stegoPath);
 foreach (new \DirectoryIterator($path) as $fileInfo) {
 if($fileInfo->isDot()) {
 continue;
 }
 
 unlink($fileInfo->getPathname());
 }
 }
 }
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