Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of Composer.
Chris@0:  *
Chris@0:  * (c) Nils Adermann <naderman@naderman.de>
Chris@0:  *     Jordi Boggiano <j.boggiano@seld.be>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Composer\Installers\Test;
Chris@0: 
Chris@0: use Composer\Package\Version\VersionParser;
Chris@0: use Composer\Package\Package;
Chris@0: use Composer\Package\AliasPackage;
Chris@0: use Composer\Package\LinkConstraint\VersionConstraint;
Chris@0: use Composer\Util\Filesystem;
Chris@0: 
Chris@0: abstract class TestCase extends \PHPUnit_Framework_TestCase
Chris@0: {
Chris@0:     private static $parser;
Chris@0: 
Chris@0:     protected static function getVersionParser()
Chris@0:     {
Chris@0:         if (!self::$parser) {
Chris@0:             self::$parser = new VersionParser();
Chris@0:         }
Chris@0: 
Chris@0:         return self::$parser;
Chris@0:     }
Chris@0: 
Chris@0:     protected function getVersionConstraint($operator, $version)
Chris@0:     {
Chris@0:         return new VersionConstraint(
Chris@0:             $operator,
Chris@0:             self::getVersionParser()->normalize($version)
Chris@0:         );
Chris@0:     }
Chris@0: 
Chris@0:     protected function getPackage($name, $version)
Chris@0:     {
Chris@0:         $normVersion = self::getVersionParser()->normalize($version);
Chris@0: 
Chris@0:         return new Package($name, $normVersion, $version);
Chris@0:     }
Chris@0: 
Chris@0:     protected function getAliasPackage($package, $version)
Chris@0:     {
Chris@0:         $normVersion = self::getVersionParser()->normalize($version);
Chris@0: 
Chris@0:         return new AliasPackage($package, $normVersion, $version);
Chris@0:     }
Chris@0: 
Chris@0:     protected function ensureDirectoryExistsAndClear($directory)
Chris@0:     {
Chris@0:         $fs = new Filesystem();
Chris@0:         if (is_dir($directory)) {
Chris@0:             $fs->removeDirectory($directory);
Chris@0:         }
Chris@0:         mkdir($directory, 0777, true);
Chris@0:     }
Chris@0: }