1--TEST-- 2Test preg_grep() function : error conditions - wrong numbers of parameters 3--FILE-- 4<?php 5/* 6* proto array preg_grep(string regex, array input [, int flags]) 7* Function is implemented in ext/pcre/php_pcre.c 8*/ 9echo "*** Testing preg_grep() : error conditions ***\n"; 10// Zero arguments 11echo "\n-- Testing preg_grep() function with Zero arguments --\n"; 12var_dump(preg_grep()); 13//Test preg_grep with one more than the expected number of arguments 14echo "\n-- Testing preg_grep() function with more than expected no. of arguments --\n"; 15$regex = '/\d/'; 16$input = array(1, 2); 17$flags = 0; 18$extra_arg = 10; 19var_dump(preg_grep($regex, $input, $flags, $extra_arg)); 20// Testing preg_grep withone less than the expected number of arguments 21echo "\n-- Testing preg_grep() function with less than expected no. of arguments --\n"; 22$regex = 'string_val'; 23var_dump(preg_grep($regex)); 24echo "Done" 25?> 26--EXPECTF-- 27*** Testing preg_grep() : error conditions *** 28 29-- Testing preg_grep() function with Zero arguments -- 30 31Warning: preg_grep() expects at least 2 parameters, 0 given in %spreg_grep_error.php on line %d 32NULL 33 34-- Testing preg_grep() function with more than expected no. of arguments -- 35 36Warning: preg_grep() expects at most 3 parameters, 4 given in %spreg_grep_error.php on line %d 37NULL 38 39-- Testing preg_grep() function with less than expected no. of arguments -- 40 41Warning: preg_grep() expects at least 2 parameters, 1 given in %spreg_grep_error.php on line %d 42NULL 43Done 44
