--TEST-- MongoDB\Driver\Cursor cannot rewind after starting iteration --SKIPIF-- --FILE-- name = (string) $name; } public function dump() { $key = parent::key(); $current = parent::current(); $position = is_int($key) ? (string) $key : 'null'; $document = is_object($current) ? sprintf("{_id: %d}", $current->_id) : 'null'; printf("%s: %s => %s\n", $this->name, $position, $document); } } $manager = create_test_manager(); $bulkWrite = new MongoDB\Driver\BulkWrite; for ($i = 0; $i < 5; $i++) { $bulkWrite->insert(array('_id' => $i)); } $writeResult = $manager->executeBulkWrite(NS, $bulkWrite); printf("Inserted: %d\n", $writeResult->getInsertedCount()); $cursor = $manager->executeQuery(NS, new MongoDB\Driver\Query(array())); $a = new MyIteratorIterator($cursor, 'A'); echo "\nRewinding sets the current element:\n"; $a->rewind(); $a->dump(); echo "\nRewinding again is OK since we haven't advanced:\n"; $a->rewind(); $a->dump(); echo "\nAdvancing populates the next element:\n"; $a->next(); $a->dump(); echo "\nRewinding after advancing is not OK:\n"; try { $a->rewind(); echo "FAILED: rewind should throw if iteration has started\n"; } catch (MongoDB\Driver\Exception\LogicException $e) { printf("LogicException: %s\n", $e->getMessage()); } echo "\nAdvancing through remaining elements:\n"; $a->next(); $a->dump(); $a->next(); $a->dump(); $a->next(); $a->dump(); echo "\nAdvancing beyond the last element:\n"; $a->next(); $a->dump(); ?> ===DONE=== --EXPECT-- Inserted: 5 Rewinding sets the current element: A: 0 => {_id: 0} Rewinding again is OK since we haven't advanced: A: 0 => {_id: 0} Advancing populates the next element: A: 1 => {_id: 1} Rewinding after advancing is not OK: LogicException: Cursors cannot rewind after starting iteration Advancing through remaining elements: A: 2 => {_id: 2} A: 3 => {_id: 3} A: 4 => {_id: 4} Advancing beyond the last element: A: null => null ===DONE===