1--TEST-- 2readline_callback_handler_install(): Basic test 3--SKIPIF-- 4<?php if (!extension_loaded("readline") || !function_exists('readline_callback_handler_install')) die("skip"); 5if (READLINE_LIB != "libedit") die("skip libedit only"); 6?> 7--FILE-- 8<?php 9 10function foo() { 11 readline_callback_handler_remove(); 12} 13 14var_dump(readline_callback_handler_install('testing: ', 'foo')); 15var_dump(readline_callback_handler_install('testing: ', 'foobar!')); 16var_dump(readline_callback_handler_install('testing: ')); 17 18?> 19--EXPECTF-- 20bool(true) 21 22Warning: readline_callback_handler_install(): foobar! is not callable in %s on line %d 23bool(false) 24 25Warning: readline_callback_handler_install() expects exactly 2 parameters, 1 given in %s on line %d 26NULL 27