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