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
133
134
135
|
--TEST--
Test fgetc() function : usage variations - write only modes (Bug #42036)
--FILE--
<?php
/*
Prototype: string fgetc ( resource $handle );
Description: Gets character from file pointer
*/
/* try fgetc on files which are opened in non readable modes
w, wb, wt,
a, ab, at,
x, xb, xt
*/
// include the header for common test function
include ("file.inc");
echo "*** Testing fgetc() with file opened in write only mode ***\n";
$file_modes = array("w", "wb", "wt", "a", "ab", "at", "x", "xb", "xt");
$filename = __DIR__."/fgetc_variation3.tmp";
foreach ($file_modes as $file_mode ) {
echo "-- File opened in mode : $file_mode --\n";
$file_handle = fopen($filename, $file_mode);
if(!$file_handle) {
echo "Error: failed to open file $filename!\n";
exit();
}
$data = "fgetc_variation test";
fwrite($file_handle, $data);
// rewind the file pointer to beginning of the file
var_dump( rewind($file_handle) );
var_dump( ftell($file_handle) );
var_dump( feof($file_handle) );
// read from file
var_dump( fgetc($file_handle) ); // expected : no chars should be read
var_dump( ftell($file_handle) ); // ensure that file pointer position is not changed
var_dump( feof($file_handle) ); // check if end of file pointer is set
// close the file
fclose($file_handle);
// delete the file
unlink($filename);
}
echo "Done\n";
?>
--EXPECTF--
*** Testing fgetc() with file opened in write only mode ***
-- File opened in mode : w --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : wb --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : wt --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : a --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : ab --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : at --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : x --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : xb --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
-- File opened in mode : xt --
bool(true)
int(0)
bool(false)
Notice: fgetc(): read of 8192 bytes failed with errno=9 Bad file descriptor in %s on line %d
bool(false)
int(0)
bool(false)
Done
|
