--TEST--
Test strip_tags() function : error conditions
--INI--
short_open_tag = on
--FILE--
<?php
/* Prototype  : string strip_tags(string $str [, string $allowable_tags])
 * Description: Strips HTML and PHP tags from a string 
 * Source code: ext/standard/string.c
*/


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

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

//Test strip_tags with one more than the expected number of arguments
echo "\n-- Testing strip_tags() function with more than expected no. of arguments --\n";
$str = "<html>hello</html>";
$allowable_tags = "<html>";
$extra_arg = 10;
var_dump( strip_tags($str, $allowable_tags, $extra_arg) );

echo "Done";
?>
--EXPECTF--
*** Testing strip_tags() : error conditions ***

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

Warning: strip_tags() expects at least 1 parameter, 0 given in %s on line %d
NULL

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

Warning: strip_tags() expects at most 2 parameters, 3 given in %s on line %d
NULL
Done
