GroupDummy example

$classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());

        return new PropertyNormalizer($classMetadataFactory);
    }

    public function testGroupsNormalizeWithNameConverter()
    {
        $classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());
        $this->normalizer = new PropertyNormalizer($classMetadataFactory, new CamelCaseToSnakeCaseNameConverter());
        $this->normalizer->setSerializer($this->serializer);

        $obj = new GroupDummy();
        $obj->setFooBar('@dunglas');
        $obj->setSymfony('@coopTilleuls');
        $obj->setCoopTilleuls('les-tilleuls.coop');

        $this->assertEquals(
            [
                'bar' => null,
                'foo_bar' => '@dunglas',
                'symfony' => '@coopTilleuls',
            ],
            $this->normalizer->normalize($obj, null, [PropertyNormalizer::GROUPS => ['name_converter']])
        );

$classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());

        return new ObjectNormalizer($classMetadataFactory);
    }

    public function testGroupsNormalizeWithNameConverter()
    {
        $classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());
        $this->normalizer = new ObjectNormalizer($classMetadataFactory, new CamelCaseToSnakeCaseNameConverter());
        $this->normalizer->setSerializer($this->serializer);

        $obj = new GroupDummy();
        $obj->setFooBar('@dunglas');
        $obj->setSymfony('@coopTilleuls');
        $obj->setCoopTilleuls('les-tilleuls.coop');

        $this->assertEquals(
            [
                'bar' => null,
                'foo_bar' => '@dunglas',
                'symfony' => '@coopTilleuls',
            ],
            $this->normalizer->normalize($obj, null, [ObjectNormalizer::GROUPS => ['name_converter']])
        );

$classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());

        return new GetSetMethodNormalizer($classMetadataFactory);
    }

    public function testGroupsNormalizeWithNameConverter()
    {
        $classMetadataFactory = new ClassMetadataFactory(new AnnotationLoader());
        $this->normalizer = new GetSetMethodNormalizer($classMetadataFactory, new CamelCaseToSnakeCaseNameConverter());
        $this->normalizer->setSerializer($this->serializer);

        $obj = new GroupDummy();
        $obj->setFooBar('@dunglas');
        $obj->setSymfony('@coopTilleuls');
        $obj->setCoopTilleuls('les-tilleuls.coop');

        $this->assertEquals(
            [
                'bar' => null,
                'foo_bar' => '@dunglas',
                'symfony' => '@coopTilleuls',
            ],
            $this->normalizer->normalize($obj, null, [GetSetMethodNormalizer::GROUPS => ['name_converter']])
        );

trait GroupsTestTrait
{
    abstract protected function getNormalizerForGroups(): NormalizerInterface;

    abstract protected function getDenormalizerForGroups(): DenormalizerInterface;

    public function testGroupsNormalize()
    {
        $normalizer = $this->getNormalizerForGroups();

        $obj = new GroupDummy();
        $obj->setFoo('foo');
        $obj->setBar('bar');
        $obj->setFooBar('fooBar');
        $obj->setSymfony('symfony');
        $obj->setKevin('kevin');
        $obj->setCoopTilleuls('coopTilleuls');

        $this->assertEquals([
            'bar' => 'bar',
        ], $normalizer->normalize($obj, null, ['groups' => ['c']]));