1--TEST-- 2Test mb_strtolower() function : error conditions - pass an unknown encoding 3--SKIPIF-- 4<?php 5extension_loaded('mbstring') or die('skip'); 6function_exists('mb_strtolower') or die("skip mb_strtolower() is not available in this build"); 7?> 8--FILE-- 9<?php 10/* Prototype : string mb_strtolower(string $sourcestring [, string $encoding]) 11 * Description: Returns a lowercased version of $sourcestring 12 * Source code: ext/mbstring/mbstring.c 13 */ 14 15/* 16 * Pass an unknown encoding to mb_strtolower() to test behaviour 17 */ 18 19echo "*** Testing mb_strtolower() : error conditions***\n"; 20 21$sourcestring = 'hello, world'; 22$encoding = 'unknown-encoding'; 23 24var_dump( mb_strtolower($sourcestring, $encoding) ); 25?> 26===DONE=== 27--EXPECTF-- 28*** Testing mb_strtolower() : error conditions*** 29 30Warning: mb_strtolower(): Unknown encoding "unknown-encoding" in %s on line %d 31bool(false) 32===DONE=== 33