1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
--TEST--
Object Serializable interface can be serialized in references
--INI--
; Note that php 8.1 deprecates using Serializable without __serialize/__unserialize but we are testing Serialize for igbinary. Suppress deprecations.
error_reporting=E_ALL & ~E_DEPRECATED
--FILE--
<?php
if(!extension_loaded('igbinary')) {
dl('igbinary.' . PHP_SHLIB_SUFFIX);
}
function test($variable) {
$serialized = igbinary_serialize($variable);
$unserialized = igbinary_unserialize($serialized);
}
class Obj implements Serializable {
private static $count = 1;
public $a;
public $b;
function __construct($a, $b) {
$this->a = $a;
$this->b = $b;
}
public function serialize() {
$c = self::$count++;
echo "call serialize\n";
return pack('NN', $this->a, $this->b);
}
public function unserialize($serialized) {
$tmp = unpack('N*', $serialized);
$this->__construct($tmp[1], $tmp[2]);
$c = self::$count++;
echo "call unserialize\n";
}
}
function main() {
$a = new Obj(1, 0);
$b = new Obj(42, 43);
$variable = array(&$a, &$a, $b);
$serialized = igbinary_serialize($variable);
printf("%s\n", bin2hex($serialized));
$unserialized = igbinary_unserialize($serialized);
var_dump($unserialized);
$unserialized[0] = 'A';
var_dump($unserialized[1]);
}
main();
--EXPECTF--
call serialize
call serialize
00000002140306002517034f626a1d080000000100000000060125220106021a001d080000002a0000002b
call unserialize
call unserialize
array(3) {
[0]=>
&object(Obj)#%d (2) {
["a"]=>
int(1)
["b"]=>
int(0)
}
[1]=>
&object(Obj)#%d (2) {
["a"]=>
int(1)
["b"]=>
int(0)
}
[2]=>
object(Obj)#%d (2) {
["a"]=>
int(42)
["b"]=>
int(43)
}
}
string(1) "A"
|
