NelmioApiDocBundle/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'))) {
    exit('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);
}

if (class_exists('Doctrine\Common\Annotations\AnnotationRegistry')) {
    Doctrine\Common\Annotations\AnnotationRegistry::registerLoader([$loader, 'loadClass']);
}

// force loading the ApiDoc annotation since the composer target-dir autoloader does not run through $loader::loadClass
class_exists('Nelmio\ApiDocBundle\Annotation\ApiDoc');