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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
--TEST--
Test stripos() function : usage variations - unexpected inputs for 'haystack' argument
--FILE--
<?php
/* Prototype : int stripos ( string $haystack, string $needle [, int $offset] );
* Description: Find position of first occurrence of a case-insensitive string
* Source code: ext/standard/string.c
*/
/* Test stripos() function with unexpected inputs for haystack argument */
echo "*** Testing stripos() function with unexpected values for haystack ***\n";
// get an unset variable
$unset_var = 'string_val';
unset($unset_var);
// defining a class
class sample {
public function __toString() {
return "object";
}
}
//getting the resource
$file_handle = fopen(__FILE__, "r");
// array with different values
$haystacks = array (
// integer values
0,
1,
12345,
-2345,
// float values
10.5,
-10.5,
10.5e10,
10.6E-10,
.5,
// array values
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// boolean values
true,
false,
TRUE,
FALSE,
// objects
new sample(),
// empty string
"",
'',
// null vlaues
NULL,
null,
// resource
$file_handle,
// undefined variable
@$undefined_var,
// unset variable
@$unset_var
);
$needle = "heredoc 0 1 2 -2 10.5 -10.5 10.5e10 10.6E-10 .5 array true false object \"\" null Resource";
// loop through each element of the array and check the working of stripos()
$counter = 1;
for($index = 0; $index < count($haystacks); $index ++) {
echo "\n-- Iteration $counter --\n";
var_dump( stripos($haystacks[$index], $needle) );
$counter ++;
}
fclose($file_handle); //closing the file handle
echo "*** Done ***";
?>
--EXPECTF--
*** Testing stripos() function with unexpected values for haystack ***
-- Iteration 1 --
bool(false)
-- Iteration 2 --
bool(false)
-- Iteration 3 --
bool(false)
-- Iteration 4 --
bool(false)
-- Iteration 5 --
bool(false)
-- Iteration 6 --
bool(false)
-- Iteration 7 --
bool(false)
-- Iteration 8 --
bool(false)
-- Iteration 9 --
bool(false)
-- Iteration 10 --
Warning: stripos() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 11 --
Warning: stripos() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 12 --
Warning: stripos() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 13 --
Warning: stripos() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 14 --
Warning: stripos() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 15 --
bool(false)
-- Iteration 16 --
bool(false)
-- Iteration 17 --
bool(false)
-- Iteration 18 --
bool(false)
-- Iteration 19 --
bool(false)
-- Iteration 20 --
bool(false)
-- Iteration 21 --
bool(false)
-- Iteration 22 --
bool(false)
-- Iteration 23 --
bool(false)
-- Iteration 24 --
Warning: stripos() expects parameter 1 to be string, resource given in %s on line %d
NULL
-- Iteration 25 --
bool(false)
-- Iteration 26 --
bool(false)
*** Done ***
|