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--TEST-- leveldb - iterate through db --SKIPIF-- <?php include 'skipif.inc'; ?> --FILE-- <?php $leveldb_path = dirname(__FILE__) . '/leveldb_iterator.test-db'; $db = new LevelDB($leveldb_path); /* Add test data, and the data will be be sorted / $data = array( "First", "Second", "Third", 10, "", "Last" ); foreach($data as $item) { $db->set($item, $item); } $it = new LevelDBIterator($db); echo " Loop through \n"; for ($it->rewind(); $it->valid(); $it->next()) { echo $it->key() . " => " . $it->current() . "\n"; } echo "\n Reset to last \n"; var_dump($it->last()); var_dump($it->key() . " => " . $it->current()); echo "\n Last->next will be invalid \n"; var_dump($it->next()); var_dump($it->valid()); var_dump($it->key()); echo "\n Seek to give key \n"; $it->seek("Second"); var_dump($it->current()); echo "\n Seek to a non-exist key will point to nearest next key \n"; $it->seek("11"); var_dump($it->current()); echo "\n Bound checking \n"; $it->rewind(); $it->prev(); $it->prev(); var_dump($it->current()); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); $it->next(); var_dump($it->current()); var_dump($it->getError()); ?> --CLEAN-- <?php $leveldb_path = dirname(__FILE__) . '/leveldb_iterator.test-db'; LevelDB::destroy($leveldb_path); ?> --EXPECTF-- Loop through * => 10 => 10 First => First Last => Last Second => Second Third => Third * Reset to last * NULL string(14) "Third => Third" * Last->next will be invalid * NULL bool(false) bool(false) * Seek to give key * string(6) "Second" * Seek to a non-exist key will point to nearest next key * string(5) "First" * Bound checking * bool(false) bool(false) bool(false)