--TEST--
PHPC-924: Cursor::setTypeMap() may unnecessarily convert first BSON document (type map)
--SKIPIF--
<?php require __DIR__ . "/../utils/basic-skipif.inc"; ?>
<?php skip_if_not_live(); ?>
<?php skip_if_not_clean(); ?>
--FILE--
<?php
require_once __DIR__ . "/../utils/basic.inc";

class MyDocument implements MongoDB\BSON\Serializable, MongoDB\BSON\Unserializable
{
    private $data;

    public function __construct($id)
    {
        $this->data['_id'] = $id;
    }

    #[\ReturnTypeWillChange]
    public function bsonSerialize()
    {
        return (object) $this->data;
    }

    public function bsonUnserialize(array $data): void
    {
        printf("%s called for ID: %s\n", __METHOD__, $data['_id']);
        $this->data = $data;
    }
}

$manager = create_test_manager();

$bulk = new MongoDB\Driver\BulkWrite();
$bulk->insert(new MyDocument('a'));
$bulk->insert(new MyDocument('b'));
$manager->executeBulkWrite(NS, $bulk);

$cursor = $manager->executeQuery(NS, new MongoDB\Driver\Query([]));
$cursor->setTypeMap(['root' => 'MyDocument']);

foreach ($cursor as $i => $document) {
    var_dump($document);
}

?>
===DONE===
<?php exit(0); ?>
--EXPECTF--
MyDocument::bsonUnserialize called for ID: a
object(MyDocument)#%d (%d) {
  ["data":"MyDocument":private]=>
  array(1) {
    ["_id"]=>
    string(1) "a"
  }
}
MyDocument::bsonUnserialize called for ID: b
object(MyDocument)#%d (%d) {
  ["data":"MyDocument":private]=>
  array(1) {
    ["_id"]=>
    string(1) "b"
  }
}
===DONE===