DummyWithEnumUnion example

public function testDenormalizeUnionOfEnums()
    {
        $serializer = new Serializer([
            new BackedEnumNormalizer(),
            new ObjectNormalizer(
                classMetadataFactory: new ClassMetadataFactory(new AnnotationLoader()),
                propertyTypeExtractor: new PropertyInfoExtractor([], [new ReflectionExtractor()]),
            ),
        ]);

        $normalized = $serializer->normalize(new DummyWithEnumUnion(EnumA::A));
        $this->assertEquals(new DummyWithEnumUnion(EnumA::A), $serializer->denormalize($normalized, DummyWithEnumUnion::class));

        $normalized = $serializer->normalize(new DummyWithEnumUnion(EnumB::B));
        $this->assertEquals(new DummyWithEnumUnion(EnumB::B), $serializer->denormalize($normalized, DummyWithEnumUnion::class));
    }
}

class AbstractObjectNormalizerDummy extends AbstractObjectNormalizer
{
    public function getSupportedTypes(?string $format): array
    {