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php

--TEST--
Test gethostbynamel() function : error conditions 
--FILE--
<?php
/* Prototype  : proto array gethostbynamel(string hostname)
 * Description: Return a list of IP addresses that a given hostname resolves to. 
 * Source code: ext/standard/dns.c
 * Alias to functions: 
 */

echo "*** Testing gethostbynamel() : error conditions ***\n";

// Zero arguments
echo "\n-- Testing gethostbynamel() function with Zero arguments --\n";
var_dump( gethostbynamel() );

//Test gethostbynamel with one more than the expected number of arguments
echo "\n-- Testing gethostbynamel() function with more than expected no. of arguments --\n";
$hostname = 'string_val';
$extra_arg = 10;
var_dump( gethostbynamel($hostname, $extra_arg) );
echo "Done";
?>
--EXPECTF--
*** Testing gethostbynamel() : error conditions ***

-- Testing gethostbynamel() function with Zero arguments --

Warning: gethostbynamel() expects exactly 1 parameter, 0 given in %s on line %d
NULL

-- Testing gethostbynamel() function with more than expected no. of arguments --

Warning: gethostbynamel() expects exactly 1 parameter, 2 given in %s on line %d
NULL
Done