1--TEST-- 2Test iconv_substr() function : error conditions - Pass incorrect number of args 3--SKIPIF-- 4<?php 5extension_loaded('iconv') or die('skip'); 6function_exists('iconv_substr') or die("skip iconv_substr() is not available in this build"); 7?> 8--FILE-- 9<?php 10/* Prototype : string iconv_substr(string str, int offset, [int length, string charset]) 11 * Description: Returns part of a string 12 * Source code: ext/iconv/iconv.c 13 */ 14 15/* 16 * Pass incorrect number of arguments to iconv_substr() to test behaviour 17 */ 18 19echo "*** Testing iconv_substr() : error conditions ***\n"; 20 21//Test iconv_substr with one more than the expected number of arguments 22echo "\n-- Testing iconv_substr() function with more than expected no. of arguments --\n"; 23$str = 'string_val'; 24$start = 10; 25$length = 10; 26$encoding = 'string_val'; 27$extra_arg = 10; 28var_dump( iconv_substr($str, $start, $length, $encoding, $extra_arg) ); 29 30// Testing iconv_substr with one less than the expected number of arguments 31echo "\n-- Testing iconv_substr() function with less than expected no. of arguments --\n"; 32$str = 'string_val'; 33var_dump( iconv_substr($str) ); 34 35echo "Done"; 36?> 37--EXPECTF-- 38*** Testing iconv_substr() : error conditions *** 39 40-- Testing iconv_substr() function with more than expected no. of arguments -- 41 42Warning: iconv_substr() expects at most 4 parameters, 5 given in %s on line %d 43bool(false) 44 45-- Testing iconv_substr() function with less than expected no. of arguments -- 46 47Warning: iconv_substr() expects at least 2 parameters, 1 given in %s on line %d 48bool(false) 49Done 50