public function testProcessRemovesUnusedDefinitionsRecursively() {
$container = new ContainerBuilder();
$container
->register('foo')
->setPublic(false);
$container
->register('bar')
->setArguments(array(
new Reference('foo'),
))
->setPublic(false);
$this
->process($container);
$this
->assertFalse($container
->hasDefinition('foo'));
$this
->assertFalse($container
->hasDefinition('bar'));
}