1--TEST--
2Test wordwrap() function : usage variations  - unexpected values for width argument
3--FILE--
4<?php
5/* Prototype  : string wordwrap ( string $str [, int $width [, string $break [, bool $cut]]] )
6 * Description: Wraps buffer to selected number of characters using string break char
7 * Source code: ext/standard/string.c
8*/
9
10/*
11 * test wordwrap by passing different values for width argument
12*/
13echo "*** Testing wordwrap() : usage variations ***\n";
14// initialize all required variables
15$str = 'testing wordwrap function';
16$break = '<br />\n';
17$cut = true;
18
19// resource var
20$fp = fopen(__FILE__, "r");
21
22// get an unset variable
23$unset_var = 10;
24unset($unset_var);
25
26
27// array with different values as width
28$values =  array (
29  // zerovalue for width
30  0,
31
32  // -ve value for width
33  -1,
34  -10,
35
36  // array values
37  array(),
38  array(0),
39  array(1),
40  array(1, 2),
41  array('color' => 'red', 'item' => 'pen'),
42
43  // boolean values
44  true,
45  false,
46  TRUE,
47  FALSE,
48
49  // string values
50  "string",
51  'string',
52
53  // objects
54  new stdclass(),
55
56  // Null value
57  NULL,
58  null,
59
60  // empty string
61  "",
62  '',
63
64  // resource variable
65  $fp,
66
67  // undefined variable
68  @$undefined_var,
69
70  // unset variable
71  @$unset_var
72);
73
74
75// loop though each element of the array and check the working of wordwrap()
76// when $width argument is supplied with different values
77echo "\n--- Testing wordwrap() by supplying different values for 'width' argument ---\n";
78$counter = 1;
79for($index = 0; $index < count($values); $index ++) {
80  echo "-- Iteration $counter --\n";
81  $width = $values [$index];
82
83  var_dump( wordwrap($str, $width) );
84  var_dump( wordwrap($str, $width, $break) );
85
86  // cut as false
87  $cut = false;
88  var_dump( wordwrap($str, $width, $break, $cut) );
89
90  // cut as true
91  $cut = true;
92  var_dump( wordwrap($str, $width, $break, $cut) );
93
94  $counter ++;
95}
96
97// close the resource
98fclose($fp);
99
100echo "Done\n";
101?>
102--EXPECTF--
103*** Testing wordwrap() : usage variations ***
104
105--- Testing wordwrap() by supplying different values for 'width' argument ---
106-- Iteration 1 --
107string(25) "testing
108wordwrap
109function"
110string(39) "testing<br />\nwordwrap<br />\nfunction"
111string(39) "testing<br />\nwordwrap<br />\nfunction"
112
113Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
114bool(false)
115-- Iteration 2 --
116string(25) "testing
117wordwrap
118function"
119string(39) "testing<br />\nwordwrap<br />\nfunction"
120string(39) "testing<br />\nwordwrap<br />\nfunction"
121string(223) "<br />\nt<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\n<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\n<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
122-- Iteration 3 --
123string(25) "testing
124wordwrap
125function"
126string(39) "testing<br />\nwordwrap<br />\nfunction"
127string(39) "testing<br />\nwordwrap<br />\nfunction"
128string(223) "<br />\nt<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\n<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\n<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
129-- Iteration 4 --
130
131Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
132NULL
133
134Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
135NULL
136
137Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
138NULL
139
140Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
141NULL
142-- Iteration 5 --
143
144Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
145NULL
146
147Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
148NULL
149
150Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
151NULL
152
153Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
154NULL
155-- Iteration 6 --
156
157Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
158NULL
159
160Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
161NULL
162
163Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
164NULL
165
166Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
167NULL
168-- Iteration 7 --
169
170Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
171NULL
172
173Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
174NULL
175
176Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
177NULL
178
179Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
180NULL
181-- Iteration 8 --
182
183Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
184NULL
185
186Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
187NULL
188
189Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
190NULL
191
192Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d
193NULL
194-- Iteration 9 --
195string(25) "testing
196wordwrap
197function"
198string(39) "testing<br />\nwordwrap<br />\nfunction"
199string(39) "testing<br />\nwordwrap<br />\nfunction"
200string(199) "t<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
201-- Iteration 10 --
202string(25) "testing
203wordwrap
204function"
205string(39) "testing<br />\nwordwrap<br />\nfunction"
206string(39) "testing<br />\nwordwrap<br />\nfunction"
207
208Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
209bool(false)
210-- Iteration 11 --
211string(25) "testing
212wordwrap
213function"
214string(39) "testing<br />\nwordwrap<br />\nfunction"
215string(39) "testing<br />\nwordwrap<br />\nfunction"
216string(199) "t<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
217-- Iteration 12 --
218string(25) "testing
219wordwrap
220function"
221string(39) "testing<br />\nwordwrap<br />\nfunction"
222string(39) "testing<br />\nwordwrap<br />\nfunction"
223
224Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
225bool(false)
226-- Iteration 13 --
227
228Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
229NULL
230
231Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
232NULL
233
234Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
235NULL
236
237Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
238NULL
239-- Iteration 14 --
240
241Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
242NULL
243
244Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
245NULL
246
247Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
248NULL
249
250Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
251NULL
252-- Iteration 15 --
253
254Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d
255NULL
256
257Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d
258NULL
259
260Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d
261NULL
262
263Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d
264NULL
265-- Iteration 16 --
266string(25) "testing
267wordwrap
268function"
269string(39) "testing<br />\nwordwrap<br />\nfunction"
270string(39) "testing<br />\nwordwrap<br />\nfunction"
271
272Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
273bool(false)
274-- Iteration 17 --
275string(25) "testing
276wordwrap
277function"
278string(39) "testing<br />\nwordwrap<br />\nfunction"
279string(39) "testing<br />\nwordwrap<br />\nfunction"
280
281Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
282bool(false)
283-- Iteration 18 --
284
285Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
286NULL
287
288Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
289NULL
290
291Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
292NULL
293
294Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
295NULL
296-- Iteration 19 --
297
298Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
299NULL
300
301Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
302NULL
303
304Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
305NULL
306
307Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d
308NULL
309-- Iteration 20 --
310
311Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d
312NULL
313
314Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d
315NULL
316
317Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d
318NULL
319
320Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d
321NULL
322-- Iteration 21 --
323string(25) "testing
324wordwrap
325function"
326string(39) "testing<br />\nwordwrap<br />\nfunction"
327string(39) "testing<br />\nwordwrap<br />\nfunction"
328
329Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
330bool(false)
331-- Iteration 22 --
332string(25) "testing
333wordwrap
334function"
335string(39) "testing<br />\nwordwrap<br />\nfunction"
336string(39) "testing<br />\nwordwrap<br />\nfunction"
337
338Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
339bool(false)
340Done
341