NestedDummy example

$this->expectExceptionMessage('The element you are trying to set is already populated: "[one][two][three]"');
        $foobar = new DuplicateValueNestedDummy();
        $foobar->foo = 'foo';
        $foobar->bar = 'bar';
        $classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());
        $normalizer = new ObjectNormalizer($classMetadataFactory, new MetadataAwareNameConverter($classMetadataFactory));
        $normalizer->normalize($foobar, 'any');
    }

    public function testNormalizeWithNestedAttributes()
    {
        $foobar = new NestedDummy();
        $foobar->foo = 'foo';
        $foobar->quux = 'quux';
        $foobar->baz = 'baz';
        $foobar->notfoo = 'notfoo';
        $data = [
            'one' => [
                'two' => [
                    'three' => 'foo',
                ],
                'four' => 'quux',
            ],