1--TEST-- 2posix_ttyname(): uncastable user stream 3--EXTENSIONS-- 4posix 5--FILE-- 6<?php 7 8require dirname(__DIR__, 3) . '/tests/output/DummyStreamWrapper.inc'; 9stream_wrapper_register('custom', DummyStreamWrapper::class); 10 11$fp = fopen("custom://myvar", "r+"); 12var_dump(posix_ttyname($fp)); 13fclose($fp); 14 15echo "Done"; 16?> 17--EXPECTF-- 18Warning: posix_ttyname(): Could not use stream of type 'user-space' in %s on line %d 19bool(false) 20Done 21