GroupClassDummy example

$serializer->deserialize('{"get": "POST"}', DummyObjectWithEnumConstructor::class, 'json', [
                DenormalizerInterface::COLLECT_DENORMALIZATION_ERRORS => true,
            ]);
        } catch (\Throwable $th) {
            $this->assertNotInstanceOf(PartialDenormalizationException::class, $th);
            $this->assertInstanceOf(InvalidArgumentException::class, $th);
        }
    }

    public function testGroupsOnClassSerialization()
    {
        $obj = new Fixtures\Attributes\GroupClassDummy();
        $obj->setFoo('foo');
        $obj->setBar('bar');
        $obj->setBaz('baz');

        $serializer = new Serializer(
            [
                new ObjectNormalizer(),
            ],
            [
                'json' => new JsonEncoder(),
            ]
        );