1--TEST--
2Test interface_exists() function : error conditions
3--FILE--
4<?php
5/* Prototype  : bool interface_exists(string classname [, bool autoload])
6 * Description: Checks if the class exists
7 * Source code: Zend/zend_builtin_functions.c
8 * Alias to functions:
9 */
10
11echo "*** Testing interface_exists() : error conditions ***\n";
12
13// Zero arguments
14echo "\n-- Testing interface_exists() function with Zero arguments --\n";
15var_dump( interface_exists() );
16
17//Test interface_exists with one more than the expected number of arguments
18echo "\n-- Testing interface_exists() function with more than expected no. of arguments --\n";
19$classname = 'string_val';
20$autoload = true;
21$extra_arg = 10;
22var_dump( interface_exists($classname, $autoload, $extra_arg) );
23
24?>
25===DONE===
26--EXPECTF--
27*** Testing interface_exists() : error conditions ***
28
29-- Testing interface_exists() function with Zero arguments --
30
31Warning: interface_exists() expects at least 1 parameter, 0 given in %sinterface_exists_error.php on line %d
32NULL
33
34-- Testing interface_exists() function with more than expected no. of arguments --
35
36Warning: interface_exists() expects at most 2 parameters, 3 given in %sinterface_exists_error.php on line %d
37NULL
38===DONE===
39