public function testCreateServiceWithNoConfig()
{
$serviceManager = new ServiceManager();
$serviceManager->setService('config', array());
$factory = new AliasPathStackResolverServiceFactory();
/* @var $resolver AliasPathStackResolver */
$resolver = $factory->createService($serviceManager);
$reflectionClass = new \ReflectionClass(AliasPathStackResolver::class);
$property = $reflectionClass->getProperty('aliases');
$property->setAccessible(true);
$this->assertEmpty($property->getValue($resolver));
}