/
ob_start_basic_004.phpt
132 lines (107 loc) · 3.18 KB
/
ob_start_basic_004.phpt
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
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
--TEST--
ob_start() chunk_size: confirm buffer is flushed after any output call that causes its length to equal or exceed chunk_size.
--FILE--
<?php
/*
* proto bool ob_start([ string|array user_function [, int chunk_size [, bool erase]]])
* Function is implemented in main/output.c
*/
// In HEAD, $chunk_size value of 1 should not have any special behaviour (http://marc.info/?l=php-internals&m=123476465621346&w=2).
function callback($string) {
global $callback_invocations;
$callback_invocations++;
$len = strlen($string);
return "f[call:$callback_invocations; len:$len]$string\n";
}
for ($cs=-1; $cs<10; $cs++) {
echo "\n----( chunk_size: $cs, output append size: 1 )----\n";
$callback_invocations=0;
ob_start('callback', $cs);
echo '1'; echo '2'; echo '3'; echo '4'; echo '5'; echo '6'; echo '7'; echo '8';
ob_end_flush();
}
for ($cs=-1; $cs<10; $cs++) {
echo "\n----( chunk_size: $cs, output append size: 4 )----\n";
$callback_invocations=0;
ob_start('callback', $cs);
echo '1234'; echo '5678';
ob_end_flush();
}
?>
--EXPECTF--
----( chunk_size: -1, output append size: 1 )----
f[call:1; len:8]12345678
----( chunk_size: 0, output append size: 1 )----
f[call:1; len:8]12345678
----( chunk_size: 1, output append size: 1 )----
f[call:1; len:1]1
f[call:2; len:1]2
f[call:3; len:1]3
f[call:4; len:1]4
f[call:5; len:1]5
f[call:6; len:1]6
f[call:7; len:1]7
f[call:8; len:1]8
f[call:9; len:0]
----( chunk_size: 2, output append size: 1 )----
f[call:1; len:2]12
f[call:2; len:2]34
f[call:3; len:2]56
f[call:4; len:2]78
f[call:5; len:0]
----( chunk_size: 3, output append size: 1 )----
f[call:1; len:3]123
f[call:2; len:3]456
f[call:3; len:2]78
----( chunk_size: 4, output append size: 1 )----
f[call:1; len:4]1234
f[call:2; len:4]5678
f[call:3; len:0]
----( chunk_size: 5, output append size: 1 )----
f[call:1; len:5]12345
f[call:2; len:3]678
----( chunk_size: 6, output append size: 1 )----
f[call:1; len:6]123456
f[call:2; len:2]78
----( chunk_size: 7, output append size: 1 )----
f[call:1; len:7]1234567
f[call:2; len:1]8
----( chunk_size: 8, output append size: 1 )----
f[call:1; len:8]12345678
f[call:2; len:0]
----( chunk_size: 9, output append size: 1 )----
f[call:1; len:8]12345678
----( chunk_size: -1, output append size: 4 )----
f[call:1; len:8]12345678
----( chunk_size: 0, output append size: 4 )----
f[call:1; len:8]12345678
----( chunk_size: 1, output append size: 4 )----
f[call:1; len:4]1234
f[call:2; len:4]5678
f[call:3; len:0]
----( chunk_size: 2, output append size: 4 )----
f[call:1; len:4]1234
f[call:2; len:4]5678
f[call:3; len:0]
----( chunk_size: 3, output append size: 4 )----
f[call:1; len:4]1234
f[call:2; len:4]5678
f[call:3; len:0]
----( chunk_size: 4, output append size: 4 )----
f[call:1; len:4]1234
f[call:2; len:4]5678
f[call:3; len:0]
----( chunk_size: 5, output append size: 4 )----
f[call:1; len:8]12345678
f[call:2; len:0]
----( chunk_size: 6, output append size: 4 )----
f[call:1; len:8]12345678
f[call:2; len:0]
----( chunk_size: 7, output append size: 4 )----
f[call:1; len:8]12345678
f[call:2; len:0]
----( chunk_size: 8, output append size: 4 )----
f[call:1; len:8]12345678
f[call:2; len:0]
----( chunk_size: 9, output append size: 4 )----
f[call:1; len:8]12345678