muzich/vendor/knplabs/knp-menu/tests/bootstrap.php

<?php

function includeIfExists($file) {
    if (file_exists($file)) {
        return include $file;
    }
}

if ((!$loader = includeIfExists(__DIR__.'/../vendor/autoload.php')) && (!$loader = includeIfExists(__DIR__.'/../../../autoload.php'))) {
    die('You must set up the project dependencies, run the following commands:'.PHP_EOL.
        'curl -s http://getcomposer.org/installer | php'.PHP_EOL.
        'php composer.phar install'.PHP_EOL);
}
$loader->add('Knp\Menu\Tests\\', __DIR__);