public function test_without_extensions()
{
$this->builder->without_extensions();
$container = $this->builder->get_container();
$this->assertInstanceOf('Symfony\\Component\\DependencyInjection\\ContainerBuilder', $container);
// Checks the core services
$this->assertTrue($container->hasParameter('core'));
// Checks use_extensions
$this->assertFalse($container->hasParameter('enabled'));
$this->assertFalse($container->hasParameter('disabled'));
$this->assertFalse($container->hasParameter('available'));
}