4 * This file is part of Composer.
6 * (c) Nils Adermann <naderman@naderman.de>
7 * Jordi Boggiano <j.boggiano@seld.be>
9 * For the full copyright and license information, please view the LICENSE
10 * file that was distributed with this source code.
13 namespace Composer\Installers\Test;
15 use Composer\Package\Version\VersionParser;
16 use Composer\Package\Package;
17 use Composer\Package\AliasPackage;
18 use Composer\Package\LinkConstraint\VersionConstraint;
19 use Composer\Util\Filesystem;
21 abstract class TestCase extends \PHPUnit_Framework_TestCase
23 private static $parser;
25 protected static function getVersionParser()
28 self::$parser = new VersionParser();
34 protected function getVersionConstraint($operator, $version)
36 return new VersionConstraint(
38 self::getVersionParser()->normalize($version)
42 protected function getPackage($name, $version)
44 $normVersion = self::getVersionParser()->normalize($version);
46 return new Package($name, $normVersion, $version);
49 protected function getAliasPackage($package, $version)
51 $normVersion = self::getVersionParser()->normalize($version);
53 return new AliasPackage($package, $normVersion, $version);
56 protected function ensureDirectoryExistsAndClear($directory)
58 $fs = new Filesystem();
59 if (is_dir($directory)) {
60 $fs->removeDirectory($directory);
62 mkdir($directory, 0777, true);