1--TEST--
2Test mb_strrpos() function : usage variations - pass different data types as $encoding arg
3--SKIPIF--
4<?php
5extension_loaded('mbstring') or die('skip');
6function_exists('mb_strrpos') or die("skip mb_strrpos() is not available in this build");
7?>
8--FILE--
9<?php
10/* Prototype  : int mb_strrpos(string $haystack, string $needle [, int $offset [, string $encoding]])
11 * Description: Find position of last occurrence of a string within another
12 * Source code: ext/mbstring/mbstring.c
13 */
14
15/*
16 * Pass mb_strrpos() different data types as $encoding argument to test behaviour
17 * Where possible 'UTF-8' has been entered as a string value
18 */
19
20echo "*** Testing mb_strrpos() : usage variations ***\n";
21
22// Initialise function arguments not being substituted
23$haystack = b'hello, world';
24$needle = b'world';
25$offset = 0;
26
27//get an unset variable
28$unset_var = 10;
29unset ($unset_var);
30
31// get a class
32class classA
33{
34  public function __toString() {
35    return "UTF-8";
36  }
37}
38
39// heredoc string
40$heredoc = <<<EOT
41UTF-8
42EOT;
43
44// get a resource variable
45$fp = fopen(__FILE__, "r");
46
47// unexpected values to be passed to $encoding argument
48$inputs = array(
49
50       // int data
51/*1*/  0,
52       1,
53       12345,
54       -2345,
55
56       // float data
57/*5*/  10.5,
58       -10.5,
59       12.3456789000e10,
60       12.3456789000E-10,
61       .5,
62
63       // null data
64/*10*/ NULL,
65       null,
66
67       // boolean data
68/*12*/ true,
69       false,
70       TRUE,
71       FALSE,
72
73       // empty data
74/*16*/ "",
75       '',
76
77       // string data
78/*18*/ "UTF-8",
79       'UTF-8',
80       $heredoc,
81
82       // object data
83/*21*/ new classA(),
84
85       // undefined data
86/*22*/ @$undefined_var,
87
88       // unset data
89/*23*/ @$unset_var,
90
91       // resource variable
92/*24*/ $fp
93);
94
95// loop through each element of $inputs to check the behavior of mb_strrpos()
96$iterator = 1;
97foreach($inputs as $input) {
98  echo "\n-- Iteration $iterator --\n";
99  var_dump( mb_strrpos($haystack, $needle, $offset, $input));
100  $iterator++;
101};
102
103fclose($fp);
104
105echo "Done";
106?>
107
108--EXPECTF--
109*** Testing mb_strrpos() : usage variations ***
110
111-- Iteration 1 --
112
113Warning: mb_strrpos(): Unknown encoding "0" in %s on line %d
114bool(false)
115
116-- Iteration 2 --
117
118Warning: mb_strrpos(): Unknown encoding "1" in %s on line %d
119bool(false)
120
121-- Iteration 3 --
122
123Warning: mb_strrpos(): Unknown encoding "12345" in %s on line %d
124bool(false)
125
126-- Iteration 4 --
127
128Warning: mb_strrpos(): Unknown encoding "-2345" in %s on line %d
129bool(false)
130
131-- Iteration 5 --
132
133Warning: mb_strrpos(): Unknown encoding "10.5" in %s on line %d
134bool(false)
135
136-- Iteration 6 --
137
138Warning: mb_strrpos(): Unknown encoding "-10.5" in %s on line %d
139bool(false)
140
141-- Iteration 7 --
142
143Warning: mb_strrpos(): Unknown encoding "123456789000" in %s on line %d
144bool(false)
145
146-- Iteration 8 --
147
148Warning: mb_strrpos(): Unknown encoding "1.23456789E-9" in %s on line %d
149bool(false)
150
151-- Iteration 9 --
152
153Warning: mb_strrpos(): Unknown encoding "0.5" in %s on line %d
154bool(false)
155
156-- Iteration 10 --
157
158Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
159bool(false)
160
161-- Iteration 11 --
162
163Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
164bool(false)
165
166-- Iteration 12 --
167
168Warning: mb_strrpos(): Unknown encoding "1" in %s on line %d
169bool(false)
170
171-- Iteration 13 --
172
173Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
174bool(false)
175
176-- Iteration 14 --
177
178Warning: mb_strrpos(): Unknown encoding "1" in %s on line %d
179bool(false)
180
181-- Iteration 15 --
182
183Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
184bool(false)
185
186-- Iteration 16 --
187
188Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
189bool(false)
190
191-- Iteration 17 --
192
193Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
194bool(false)
195
196-- Iteration 18 --
197int(7)
198
199-- Iteration 19 --
200int(7)
201
202-- Iteration 20 --
203int(7)
204
205-- Iteration 21 --
206int(7)
207
208-- Iteration 22 --
209
210Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
211bool(false)
212
213-- Iteration 23 --
214
215Warning: mb_strrpos(): Unknown encoding "" in %s on line %d
216bool(false)
217
218-- Iteration 24 --
219
220Warning: mb_strrpos() expects parameter 4 to be string, resource given in %s on line %d
221bool(false)
222Done