1--TEST--
2Test strrpos() function : usage variations - unexpected inputs for 'haystack' argument
3--FILE--
4<?php
5/* Prototype  : int strrpos ( string $haystack, string $needle [, int $offset] );
6 * Description: Find position of last occurrence of 'needle' in 'haystack'.
7 * Source code: ext/standard/string.c
8*/
9
10/* Test strrpos() function with unexpected inputs for haystack argument */
11
12echo "*** Testing strrpos() function with unexpected values for haystack ***\n";
13
14// get an unset variable
15$unset_var = 'string_val';
16unset($unset_var);
17
18// defining a class
19class sample  {
20  public function __toString() {
21    return "object";
22  }
23}
24
25//getting the resource
26$file_handle = fopen(__FILE__, "r");
27
28// array with different values
29$haystacks =  array (
30
31  // integer values
32  0,
33  1,
34  12345,
35  -2345,
36
37  // float values
38  10.5,
39  -10.5,
40  10.5e10,
41  10.6E-10,
42  .5,
43
44  // array values
45  array(),
46  array(0),
47  array(1),
48  array(1, 2),
49  array('color' => 'red', 'item' => 'pen'),
50
51  // boolean values
52  true,
53  false,
54  TRUE,
55  FALSE,
56
57  // objects
58  new sample(),
59
60  // empty string
61  "",
62  '',
63
64  // null values
65  NULL,
66  null,
67
68  // resource
69  $file_handle,
70
71  // undefined variable
72  @$undefined_var,
73
74  // unset variable
75  @$unset_var
76);
77
78$needle = "heredoc 0 1 2 -2 10.5 -10.5 10.5e10 10.6E-10 .5 array true false object \"\" null Resource";
79
80// loop through each element of the array and check the working of strrpos()
81$counter = 1;
82for($index = 0; $index < count($haystacks); $index ++) {
83  echo "\n-- Iteration $counter --\n";
84  var_dump( strrpos($haystacks[$index], $needle) );
85  $counter ++;
86}
87
88fclose($file_handle);  //closing the file handle
89
90echo "*** Done ***";
91?>
92--EXPECTF--
93*** Testing strrpos() function with unexpected values for haystack ***
94
95-- Iteration 1 --
96bool(false)
97
98-- Iteration 2 --
99bool(false)
100
101-- Iteration 3 --
102bool(false)
103
104-- Iteration 4 --
105bool(false)
106
107-- Iteration 5 --
108bool(false)
109
110-- Iteration 6 --
111bool(false)
112
113-- Iteration 7 --
114bool(false)
115
116-- Iteration 8 --
117bool(false)
118
119-- Iteration 9 --
120bool(false)
121
122-- Iteration 10 --
123
124Warning: strrpos() expects parameter 1 to be string, array given in %s on line %d
125bool(false)
126
127-- Iteration 11 --
128
129Warning: strrpos() expects parameter 1 to be string, array given in %s on line %d
130bool(false)
131
132-- Iteration 12 --
133
134Warning: strrpos() expects parameter 1 to be string, array given in %s on line %d
135bool(false)
136
137-- Iteration 13 --
138
139Warning: strrpos() expects parameter 1 to be string, array given in %s on line %d
140bool(false)
141
142-- Iteration 14 --
143
144Warning: strrpos() expects parameter 1 to be string, array given in %s on line %d
145bool(false)
146
147-- Iteration 15 --
148bool(false)
149
150-- Iteration 16 --
151bool(false)
152
153-- Iteration 17 --
154bool(false)
155
156-- Iteration 18 --
157bool(false)
158
159-- Iteration 19 --
160bool(false)
161
162-- Iteration 20 --
163bool(false)
164
165-- Iteration 21 --
166bool(false)
167
168-- Iteration 22 --
169bool(false)
170
171-- Iteration 23 --
172bool(false)
173
174-- Iteration 24 --
175
176Warning: strrpos() expects parameter 1 to be string, resource given in %s on line %d
177bool(false)
178
179-- Iteration 25 --
180bool(false)
181
182-- Iteration 26 --
183bool(false)
184*** Done ***
185