1--TEST-- 2Test array_rand() function : error conditions 3--FILE-- 4<?php 5/* Prototype : mixed array_rand(array input [, int num_req]) 6 * Description: Return key/keys for random entry/entries in the array 7 * Source code: ext/standard/array.c 8*/ 9 10echo "*** Testing array_rand() : error conditions ***\n"; 11 12// Zero arguments 13echo "\n-- Testing array_rand() function with Zero arguments --\n"; 14var_dump( array_rand() ); 15 16//Test array_rand with one more than the expected number of arguments 17echo "\n-- Testing array_rand() function with more than expected no. of arguments --\n"; 18$input = array(1, 2); 19$num_req = 10; 20$extra_arg = 10; 21var_dump( array_rand($input,$num_req, $extra_arg) ); 22 23echo "Done"; 24?> 25--EXPECTF-- 26*** Testing array_rand() : error conditions *** 27 28-- Testing array_rand() function with Zero arguments -- 29 30Warning: array_rand() expects at least 1 parameter, 0 given in %s on line %d 31NULL 32 33-- Testing array_rand() function with more than expected no. of arguments -- 34 35Warning: array_rand() expects at most 2 parameters, 3 given in %s on line %d 36NULL 37Done 38 39