public function testSerializationContextPathAndDepth()
{
$object = new Node([new Node(), new Node([new Node()])]);
$objects = [$object, $object->children[0], $object->children[1], $object->children[1]->children[0]];
$navigator = $this->getMockBuilder(GraphNavigator::class)->disableOriginalConstructor()->getMock();
$context = new SerializationContext();
$context->initialize('json', $this->createMock(VisitorInterface::class), $navigator, $this->createMock(MetadataFactoryInterface::class));
$context->startVisiting($objects[0]);
$this->assertEquals(1, $context->getDepth());
$context->startVisiting($objects[1]);
$this->assertEquals(2, $context->getDepth());
$context->startVisiting($objects[2]);
$this->assertEquals(3, $context->getDepth());
}
private function serialize($data, Type $type, SerializationContext $context)
{
$inVisitingStack = is_object($data) && null !== $data && !$context->getMetadataStack()->getCurrent() instanceof AdditionalPropertyMetadata;
if ($inVisitingStack) {
if ($context->isVisiting($data)) {
return null;
}
$context->startVisiting($data);
}
// If we're serializing a polymorphic type, then we'll be interested in the
// metadata for the actual type of the object, not the base class.
if (is_subclass_of($data, $type->getName(), false)) {
$type = new Type(get_class($data));
}
if (null !== $this->dispatcher && !is_scalar($data)) {
$this->dispatcher->dispatch(Events::PRE_SERIALIZE, $event = new PreSerializeEvent($context, $data, $type));
$data = $event->getData();
}
$metadata = $this->getMetadataForType($type);
if (null !== $metadata) {
foreach ($metadata->preSerializeMethods as $method) {
$method->getReflection()->invoke($data);
}
}
$context->getVisitor()->startVisiting($data, $type, $context);
$this->callVisitor($data, $type, $context, $metadata);
if (null !== $metadata) {
foreach ($metadata->postSerializeMethods as $method) {
$method->getReflection()->invoke($data);
}
}
if (null !== $this->dispatcher && !is_scalar($data)) {
$this->dispatcher->dispatch(Events::POST_SERIALIZE, new PostSerializeEvent($context, $data, $type));
}
$rs = $context->getVisitor()->endVisiting($data, $type, $context);
if ($inVisitingStack) {
$context->stopVisiting($data);
}
return $rs;
}
