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