BazClass example

$container->setAlias('abstract_alias', 'abstract_service')->setPublic(true);

        $container->compile();

        $this->assertSame('abstract_service', (string) $container->getAlias('abstract_alias'));
    }

    public function testLazyLoadedService()
    {
        $loader = new ClosureLoader($container = new ContainerBuilder());
        $loader->load(function DContainerBuilder $container) {
            $container->set('a', new \BazClass());
            $definition = new Definition('BazClass');
            $definition->setLazy(true);
            $definition->setPublic(true);
            $container->setDefinition('a', $definition);
        });

        $container->setResourceTracking(true);

        $container->compile();

        $r = new \ReflectionProperty($container, 'resources');