1--TEST--
2Test unpack() function : error conditions
3--FILE--
4<?php
5
6/* Prototype  : array unpack  ( string $format  , string $data  )
7 * Description: Unpack data from binary string
8 * Source code: ext/standard/pack.c
9*/
10
11echo "*** Testing unpack() : error conditions ***\n";
12
13echo "\n-- Testing unpack() function with no arguments --\n";
14var_dump( unpack() );
15
16echo "\n-- Testing unpack() function with more than expected no. of arguments --\n";
17$extra_arg = 10;
18var_dump(unpack("I", pack("I", 65534), $extra_arg));
19
20echo "\n-- Testing unpack() function with invalid format character --\n";
21$extra_arg = 10;
22var_dump(unpack("G", pack("I", 65534)));
23?>
24===DONE===
25--EXPECTF--
26*** Testing unpack() : error conditions ***
27
28-- Testing unpack() function with no arguments --
29
30Warning: unpack() expects exactly 2 parameters, 0 given in %s on line %d
31NULL
32
33-- Testing unpack() function with more than expected no. of arguments --
34
35Warning: unpack() expects exactly 2 parameters, 3 given in %s on line %d
36NULL
37
38-- Testing unpack() function with invalid format character --
39
40Warning: unpack(): Invalid format type G in %s on line %d
41bool(false)
42===DONE===
43