1--TEST--
2Lazy objects: virtual hooked property fetch may initialize object if hook observes object state
3--FILE--
4<?php
5
6class C {
7    public $_a;
8    public $a {
9        &get { return $this->_a; }
10    }
11    public int $b = 1;
12
13    public function __construct(int $a) {
14        var_dump(__METHOD__);
15        $this->_a = $a;
16        $this->b = 2;
17    }
18}
19
20function test(string $name, object $obj) {
21    printf("# %s:\n", $name);
22
23    var_dump($obj);
24    $a = &$obj->a;
25    var_dump($a);
26    var_dump($obj);
27}
28
29$reflector = new ReflectionClass(C::class);
30
31$obj = $reflector->newLazyGhost(function ($obj) {
32    var_dump("initializer");
33    $obj->__construct(1);
34});
35
36test('Ghost', $obj);
37
38$obj = $reflector->newLazyProxy(function ($obj) {
39    var_dump("initializer");
40    return new C(1);
41});
42
43test('Proxy', $obj);
44
45--EXPECTF--
46# Ghost:
47lazy ghost object(C)#%d (0) {
48  ["b"]=>
49  uninitialized(int)
50}
51string(11) "initializer"
52string(14) "C::__construct"
53int(1)
54object(C)#%d (2) {
55  ["_a"]=>
56  &int(1)
57  ["b"]=>
58  int(2)
59}
60# Proxy:
61lazy proxy object(C)#%d (0) {
62  ["b"]=>
63  uninitialized(int)
64}
65string(11) "initializer"
66string(14) "C::__construct"
67int(1)
68lazy proxy object(C)#%d (1) {
69  ["instance"]=>
70  object(C)#%d (2) {
71    ["_a"]=>
72    &int(1)
73    ["b"]=>
74    int(2)
75  }
76}
77