xref: /php-src/ext/spl/tests/iterator_041b.phpt (revision f556a30b) 
1--TEST--
2SPL: iterator_to_array() and exceptions from delayed destruct
3--FILE--
4<?php
5
6class MyArrayIterator extends ArrayIterator
7{
8    static protected $fail = 0;
9    public $state;
10
11    static function fail($state, $method)
12    {
13        if (self::$fail == $state)
14        {
15            throw new Exception("State $state: $method()");
16        }
17    }
18
19    function __construct()
20    {
21        $this->state = MyArrayIterator::$fail;
22        self::fail(0, __FUNCTION__);
23        parent::__construct(array(1, 2));
24        self::fail(1, __FUNCTION__);
25    }
26
27    function rewind(): void
28    {
29        self::fail(2, __FUNCTION__);
30        parent::rewind();
31    }
32
33    function valid(): bool
34    {
35        self::fail(3, __FUNCTION__);
36        return parent::valid();
37    }
38
39    function current(): mixed
40    {
41        self::fail(4, __FUNCTION__);
42        return parent::current();
43    }
44
45    function key(): string|int|null
46    {
47        self::fail(5, __FUNCTION__);
48        return parent::key();
49    }
50
51    function next(): void
52    {
53        self::fail(6, __FUNCTION__);
54        parent::next();
55    }
56
57    function __destruct()
58    {
59        self::fail(7, __FUNCTION__);
60    }
61
62    static function test($func, $skip = null)
63    {
64        echo "===$func===\n";
65        self::$fail = 0;
66        while(self::$fail < 10)
67        {
68            try
69            {
70                var_dump($func(new MyArrayIterator()));
71                break;
72            }
73            catch (Exception $e)
74            {
75                echo $e->getMessage() . "\n";
76            }
77            if (isset($skip[self::$fail]))
78            {
79                self::$fail = $skip[self::$fail];
80            }
81            else
82            {
83                self::$fail++;
84            }
85            try {
86                $e = null;
87            } catch (Exception $e) {
88            }
89        }
90    }
91}
92
93MyArrayIterator::test('iterator_to_array');
94MyArrayIterator::test('iterator_count', array(3 => 6));
95
96?>
97--EXPECT--
98===iterator_to_array===
99State 0: __construct()
100State 1: __construct()
101State 2: rewind()
102State 3: valid()
103State 4: current()
104State 5: key()
105State 6: next()
106State 7: __destruct()
107array(2) {
108  [0]=>
109  int(1)
110  [1]=>
111  int(2)
112}
113===iterator_count===
114State 0: __construct()
115State 1: __construct()
116State 2: rewind()
117State 3: valid()
118State 6: next()
119State 7: __destruct()
120int(2)
121