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--TEST--
Hash: hash_hkdf() function: edge cases
--FILE--
<?php
/* Prototype : string hkdf ( string $algo , string $ikm [, int $length , string $info = '' , string $salt = '' ] )
* Description: HMAC-based Key Derivation Function
* Source code: ext/hash/hash.c
*/
echo "*** Testing hash_hkdf(): edge cases ***\n";
$ikm = 'input key material';
echo 'Length < digestSize: ', bin2hex(hash_hkdf('md5', $ikm, 7)), "\n";
echo 'Length % digestSize != 0: ', bin2hex(hash_hkdf('md5', $ikm, 17)), "\n";
echo 'Algo name case-sensitivity: ', (bin2hex(hash_hkdf('Md5', $ikm, 7)) === '98b16391063ece' ? 'true' : 'false'), "\n";
echo "Non-crypto algo name case-sensitivity:\n";
try {
var_dump(hash_hkdf('jOaAt', $ikm));
}
catch (\Error $e) {
echo '[Error] ' . $e->getMessage() . "\n";
}
?>
--EXPECTF--
*** Testing hash_hkdf(): edge cases ***
Length < digestSize: 98b16391063ece
Length % digestSize != 0: 98b16391063ecee006a3ca8ee5776b1e5f
Algo name case-sensitivity: true
Non-crypto algo name case-sensitivity:
[Error] Non-cryptographic hashing algorithm: jOaAt
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