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
|
--TEST--
User-space streams: stream_truncate()
--FILE--
<?php
class test_wrapper_base {
public $context;
public $mode;
function stream_open($path, $mode, $openedpath) {
return true;
}
function stream_eof() {
return false;
}
}
class test_wrapper extends test_wrapper_base {
function stream_truncate($new_size) {
echo "truncation with new_size=$new_size\n";
return true;
}
}
class test_wrapper_bad extends test_wrapper_base {
function stream_truncate($new_size) {
echo "truncation with new_size=$new_size\n";
return "kkk";
}
}
function test($name, $fd, $dest_size) {
echo "------ $name: -------\n";
var_dump(ftruncate($fd, $dest_size));
}
var_dump(stream_wrapper_register('test', 'test_wrapper'));
var_dump(stream_wrapper_register('test2', 'test_wrapper_base'));
var_dump(stream_wrapper_register('test3', 'test_wrapper_bad'));
$fd = fopen("test://foo","r");
$fd2 = fopen("test2://foo","r");
$fd3 = fopen("test3://foo","r");
test("stream_truncate not implemented", $fd2, 0);
test("stream_truncate size 0", $fd, 0);
test("stream_truncate size 10", $fd, 10);
try {
test("stream_truncate negative size", $fd, -1);
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
test("stream_truncate bad return", $fd3, 0);
?>
--EXPECTF--
bool(true)
bool(true)
bool(true)
------ stream_truncate not implemented: -------
Warning: ftruncate(): Can't truncate this stream! in %s on line %d
bool(false)
------ stream_truncate size 0: -------
truncation with new_size=0
bool(true)
------ stream_truncate size 10: -------
truncation with new_size=10
bool(true)
------ stream_truncate negative size: -------
ftruncate(): Argument #2 ($size) must be greater than or equal to 0
------ stream_truncate bad return: -------
truncation with new_size=0
Warning: ftruncate(): test_wrapper_bad::stream_truncate did not return a boolean! in %s on line %d
bool(false)
|
