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<?php
/*
* This file is part of the Fxp Composer Asset Plugin package.
*
* (c) François Pluchino <francois.pluchino@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Fxp\Composer\AssetPlugin\Tests;
use Composer\Package\AliasPackage;
use Composer\Semver\Constraint\Constraint;
use Composer\Semver\VersionParser;
use Composer\Util\Filesystem;
use Composer\Util\Silencer;
use Symfony\Component\Process\ExecutableFinder;
/**
* Base of tests.
*
* @author François Pluchino <francois.pluchino@gmail.com>
*/
abstract class TestCase extends \PHPUnit\Framework\TestCase
{
private static $parser;
private static $executableCache = array();
public static function getUniqueTmpDirectory()
{
$attempts = 5;
$root = sys_get_temp_dir();
do {
$unique = $root.\DIRECTORY_SEPARATOR.uniqid('composer-test-'.rand(1000, 9000));
if (!file_exists($unique) && Silencer::call('mkdir', $unique, 0777)) {
return realpath($unique);
}
} while (--$attempts);
throw new \RuntimeException('Failed to create a unique temporary directory.');
}
protected static function getVersionParser()
{
if (!self::$parser) {
self::$parser = new VersionParser();
}
return self::$parser;
}
protected function getVersionConstraint($operator, $version)
{
$constraint = new Constraint(
$operator,
self::getVersionParser()->normalize($version)
);
$constraint->setPrettyString($operator.' '.$version);
return $constraint;
}
protected function getPackage($name, $version, $class = 'Composer\Package\Package')
{
$normVersion = self::getVersionParser()->normalize($version);
return new $class($name, $normVersion, $version);
}
protected function getAliasPackage($package, $version)
{
$normVersion = self::getVersionParser()->normalize($version);
return new AliasPackage($package, $normVersion, $version);
}
protected static function ensureDirectoryExistsAndClear($directory)
{
$fs = new Filesystem();
if (is_dir($directory)) {
$fs->removeDirectory($directory);
}
mkdir($directory, 0777, true);
}
/**
* Check whether or not the given name is an available executable.
*
* @param string $executableName the name of the binary to test
*
* @throws \PHPUnit_Framework_SkippedTestError
*/
protected function skipIfNotExecutable($executableName)
{
if (!isset(self::$executableCache[$executableName])) {
$finder = new ExecutableFinder();
self::$executableCache[$executableName] = (bool) $finder->find($executableName);
}
if (false === self::$executableCache[$executableName]) {
$this->markTestSkipped($executableName.' is not found or not executable.');
}
}
}