@covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
public function testCreateProxyWithRealServiceInstantiator() {
$builder = new ContainerBuilder();
$builder
->register('foo1', 'FooClass')
->setFile(__DIR__ . '/Fixtures/includes/foo.php');
$builder
->getDefinition('foo1')
->setLazy(true);
$foo1 = $builder
->get('foo1');
$this
->assertSame($foo1, $builder
->get('foo1'), 'The same proxy is retrieved on multiple subsequent calls');
$this
->assertSame('FooClass', get_class($foo1));
}