1--TEST--
2Test wordwrap() function : usage variations  - unexpected values for str argument
3--FILE--
4<?php
5/* Prototype  : string wordwrap ( string $str [, int $width [, string $break [, bool $cut]]] )
6 * Description: Wraps buffer to selected number of characters using string break char
7 * Source code: ext/standard/string.c
8*/
9
10/*
11 * testing wordwrap() by providing different values for str argument
12*/
13
14echo "*** Testing wordwrap() : usage variations ***\n";
15// initialize all required variables
16$width = 3;
17$break = '<br />\n';
18$cut = true;
19
20// resource variable
21$fp = fopen(__FILE__, "r");
22
23// get an unset variable
24$unset_var = 'string_val';
25unset($unset_var);
26
27// array with different values
28$values =  array (
29
30  // integer values
31  0,
32  1,
33  12345,
34  -2345,
35
36  // float values
37  10.5,
38  -10.5,
39  10.1234567e10,
40  10.7654321E-10,
41  .5,
42
43  // array values
44  array(),
45  array(0),
46  array(1),
47  array(1, 2),
48  array('color' => 'red', 'item' => 'pen'),
49
50  // boolean values
51  true,
52  false,
53  TRUE,
54  FALSE,
55
56  // objects
57  new stdclass(),
58
59  // Null
60  NULL,
61  null,
62
63  // empty string
64  "",
65  '',
66
67  // resource variable
68  $fp,
69
70  // undefined variable
71  @$undefined_var,
72
73  // unset variable
74  @$unset_var
75);
76
77// loop though each element of the array and check the working of wordwrap()
78// when $str argument is supplied with different values
79echo "\n--- Testing wordwrap() by supplying different values for 'str' argument ---\n";
80$counter = 1;
81for($index = 0; $index < count($values); $index ++) {
82  echo "-- Iteration $counter --\n";
83  $str = $values [$index];
84
85  var_dump( wordwrap($str) );
86  var_dump( wordwrap($str, $width) );
87  var_dump( wordwrap($str, $width, $break) );
88
89  // $cut as false
90  $cut = false;
91  var_dump( wordwrap($str, $width, $break, $cut) );
92
93  // $cut as true
94  $cut = true;
95  var_dump( wordwrap($str, $width, $break, $cut) );
96
97  $counter ++;
98}
99
100// close the resource
101fclose($fp);
102
103echo "Done\n";
104?>
105--EXPECTF--
106*** Testing wordwrap() : usage variations ***
107
108--- Testing wordwrap() by supplying different values for 'str' argument ---
109-- Iteration 1 --
110string(1) "0"
111string(1) "0"
112string(1) "0"
113string(1) "0"
114string(1) "0"
115-- Iteration 2 --
116string(1) "1"
117string(1) "1"
118string(1) "1"
119string(1) "1"
120string(1) "1"
121-- Iteration 3 --
122string(5) "12345"
123string(5) "12345"
124string(5) "12345"
125string(5) "12345"
126string(13) "123<br />\n45"
127-- Iteration 4 --
128string(5) "-2345"
129string(5) "-2345"
130string(5) "-2345"
131string(5) "-2345"
132string(13) "-23<br />\n45"
133-- Iteration 5 --
134string(4) "10.5"
135string(4) "10.5"
136string(4) "10.5"
137string(4) "10.5"
138string(12) "10.<br />\n5"
139-- Iteration 6 --
140string(5) "-10.5"
141string(5) "-10.5"
142string(5) "-10.5"
143string(5) "-10.5"
144string(13) "-10<br />\n.5"
145-- Iteration 7 --
146string(12) "101234567000"
147string(12) "101234567000"
148string(12) "101234567000"
149string(12) "101234567000"
150string(36) "101<br />\n234<br />\n567<br />\n000"
151-- Iteration 8 --
152string(13) "1.07654321E-9"
153string(13) "1.07654321E-9"
154string(13) "1.07654321E-9"
155string(13) "1.07654321E-9"
156string(45) "1.0<br />\n765<br />\n432<br />\n1E-<br />\n9"
157-- Iteration 9 --
158string(3) "0.5"
159string(3) "0.5"
160string(3) "0.5"
161string(3) "0.5"
162string(3) "0.5"
163-- Iteration 10 --
164
165Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
166NULL
167
168Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
169NULL
170
171Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
172NULL
173
174Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
175NULL
176
177Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
178NULL
179-- Iteration 11 --
180
181Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
182NULL
183
184Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
185NULL
186
187Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
188NULL
189
190Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
191NULL
192
193Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
194NULL
195-- Iteration 12 --
196
197Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
198NULL
199
200Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
201NULL
202
203Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
204NULL
205
206Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
207NULL
208
209Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
210NULL
211-- Iteration 13 --
212
213Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
214NULL
215
216Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
217NULL
218
219Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
220NULL
221
222Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
223NULL
224
225Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
226NULL
227-- Iteration 14 --
228
229Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
230NULL
231
232Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
233NULL
234
235Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
236NULL
237
238Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
239NULL
240
241Warning: wordwrap() expects parameter 1 to be string, array given in %s on line %d
242NULL
243-- Iteration 15 --
244string(1) "1"
245string(1) "1"
246string(1) "1"
247string(1) "1"
248string(1) "1"
249-- Iteration 16 --
250string(0) ""
251string(0) ""
252string(0) ""
253string(0) ""
254string(0) ""
255-- Iteration 17 --
256string(1) "1"
257string(1) "1"
258string(1) "1"
259string(1) "1"
260string(1) "1"
261-- Iteration 18 --
262string(0) ""
263string(0) ""
264string(0) ""
265string(0) ""
266string(0) ""
267-- Iteration 19 --
268
269Warning: wordwrap() expects parameter 1 to be string, object given in %s on line %d
270NULL
271
272Warning: wordwrap() expects parameter 1 to be string, object given in %s on line %d
273NULL
274
275Warning: wordwrap() expects parameter 1 to be string, object given in %s on line %d
276NULL
277
278Warning: wordwrap() expects parameter 1 to be string, object given in %s on line %d
279NULL
280
281Warning: wordwrap() expects parameter 1 to be string, object given in %s on line %d
282NULL
283-- Iteration 20 --
284string(0) ""
285string(0) ""
286string(0) ""
287string(0) ""
288string(0) ""
289-- Iteration 21 --
290string(0) ""
291string(0) ""
292string(0) ""
293string(0) ""
294string(0) ""
295-- Iteration 22 --
296string(0) ""
297string(0) ""
298string(0) ""
299string(0) ""
300string(0) ""
301-- Iteration 23 --
302string(0) ""
303string(0) ""
304string(0) ""
305string(0) ""
306string(0) ""
307-- Iteration 24 --
308
309Warning: wordwrap() expects parameter 1 to be string, resource given in %s on line %d
310NULL
311
312Warning: wordwrap() expects parameter 1 to be string, resource given in %s on line %d
313NULL
314
315Warning: wordwrap() expects parameter 1 to be string, resource given in %s on line %d
316NULL
317
318Warning: wordwrap() expects parameter 1 to be string, resource given in %s on line %d
319NULL
320
321Warning: wordwrap() expects parameter 1 to be string, resource given in %s on line %d
322NULL
323-- Iteration 25 --
324string(0) ""
325string(0) ""
326string(0) ""
327string(0) ""
328string(0) ""
329-- Iteration 26 --
330string(0) ""
331string(0) ""
332string(0) ""
333string(0) ""
334string(0) ""
335Done
336