1--TEST-- 2Test hash_hmac() function : basic functionality 3--SKIPIF-- 4<?php extension_loaded('hash') or die('skip: hash extension not loaded.'); ?> 5--FILE-- 6<?php 7/* 8* proto string hash_hmac ( string algo, string data, string key [, bool raw_output] ) 9* Function is implemented in ext/hash/hash.c 10*/ 11 12echo "*** Testing hash_hmac() : error conditions ***\n"; 13 14$data = "This is a sample string used to test the hash_hmac function with various hashing algorithms"; 15$key = 'secret'; 16 17echo "\n-- Testing hash_hmac() function with less than expected no. of arguments --\n"; 18var_dump(hash_hmac()); 19var_dump(hash_hmac('crc32')); 20var_dump(hash_hmac('crc32', $data)); 21 22echo "\n-- Testing hash_hmac() function with more than expected no. of arguments --\n"; 23$extra_arg = 10; 24var_dump(hash_hmac('crc32', $data, $key, TRUE, $extra_arg)); 25 26echo "\n-- Testing hash_hmac() function with invalid hash algorithm --\n"; 27var_dump(hash_hmac('foo', $data, $key)); 28 29?> 30===Done=== 31--EXPECTF-- 32*** Testing hash_hmac() : error conditions *** 33 34-- Testing hash_hmac() function with less than expected no. of arguments -- 35 36Warning: hash_hmac() expects at least 3 parameters, 0 given in %s on line %d 37NULL 38 39Warning: hash_hmac() expects at least 3 parameters, 1 given in %s on line %d 40NULL 41 42Warning: hash_hmac() expects at least 3 parameters, 2 given in %s on line %d 43NULL 44 45-- Testing hash_hmac() function with more than expected no. of arguments -- 46 47Warning: hash_hmac() expects at most 4 parameters, 5 given in %s on line %d 48NULL 49 50-- Testing hash_hmac() function with invalid hash algorithm -- 51 52Warning: hash_hmac(): Unknown hashing algorithm: foo in %s on line %d 53bool(false) 54===Done=== 55