1--TEST--
2Test date_modify() function : usage variation - Passing unexpected values to first argument $object.
3--FILE--
4<?php
5/* Prototype  : DateTime date_modify  ( DateTime $object  , string $modify  )
6 * Description: Alter the timestamp of a DateTime object by incrementing or decrementing in a format accepted by strtotime().
7 * Source code: ext/date/php_date.c
8 * Alias to functions: public DateTime DateTime::modify()
9 */
10
11echo "*** Testing date_modify() : usage variation -  unexpected values to first argument \$object***\n";
12
13//Set the default time zone
14date_default_timezone_set("Europe/London");
15
16//get an unset variable
17$unset_var = 10;
18unset ($unset_var);
19
20// define some classes
21class classWithToString
22{
23	public function __toString() {
24		return "Class A object";
25	}
26}
27
28class classWithoutToString
29{
30}
31
32// heredoc string
33$heredoc = <<<EOT
34hello world
35EOT;
36
37// add arrays
38$index_array = array (1, 2, 3);
39$assoc_array = array ('one' => 1, 'two' => 2);
40
41// resource
42$file_handle = fopen(__FILE__, 'r');
43
44//array of values to iterate over
45$inputs = array(
46
47      // int data
48      'int 0' => 0,
49      'int 1' => 1,
50      'int 12345' => 12345,
51      'int -12345' => -12345,
52
53      // float data
54      'float 10.5' => 10.5,
55      'float -10.5' => -10.5,
56      'float .5' => .5,
57
58      // array data
59      'empty array' => array(),
60      'int indexed array' => $index_array,
61      'associative array' => $assoc_array,
62      'nested arrays' => array('foo', $index_array, $assoc_array),
63
64      // null data
65      'uppercase NULL' => NULL,
66      'lowercase null' => null,
67
68      // boolean data
69      'lowercase true' => true,
70      'lowercase false' =>false,
71      'uppercase TRUE' =>TRUE,
72      'uppercase FALSE' =>FALSE,
73
74      // empty data
75      'empty string DQ' => "",
76      'empty string SQ' => '',
77
78      // string data
79      'string DQ' => "string",
80      'string SQ' => 'string',
81      'mixed case string' => "sTrInG",
82      'heredoc' => $heredoc,
83
84      // object data
85      'instance of classWithToString' => new classWithToString(),
86      'instance of classWithoutToString' => new classWithoutToString(),
87
88      // undefined data
89      'undefined var' => @$undefined_var,
90
91      // unset data
92      'unset var' => @$unset_var,
93
94      // resource
95      'resource' => $file_handle
96);
97
98$format = "D, d M Y";
99
100foreach($inputs as $variation =>$object) {
101      echo "\n-- $variation --\n";
102      var_dump( date_modify($object, $format) );
103};
104
105// closing the resource
106fclose( $file_handle );
107
108?>
109===DONE===
110--EXPECTF--
111*** Testing date_modify() : usage variation -  unexpected values to first argument $object***
112
113-- int 0 --
114
115Warning: date_modify() expects parameter 1 to be DateTime, integer given in %s on line %d
116bool(false)
117
118-- int 1 --
119
120Warning: date_modify() expects parameter 1 to be DateTime, integer given in %s on line %d
121bool(false)
122
123-- int 12345 --
124
125Warning: date_modify() expects parameter 1 to be DateTime, integer given in %s on line %d
126bool(false)
127
128-- int -12345 --
129
130Warning: date_modify() expects parameter 1 to be DateTime, integer given in %s on line %d
131bool(false)
132
133-- float 10.5 --
134
135Warning: date_modify() expects parameter 1 to be DateTime, float given in %s on line %d
136bool(false)
137
138-- float -10.5 --
139
140Warning: date_modify() expects parameter 1 to be DateTime, float given in %s on line %d
141bool(false)
142
143-- float .5 --
144
145Warning: date_modify() expects parameter 1 to be DateTime, float given in %s on line %d
146bool(false)
147
148-- empty array --
149
150Warning: date_modify() expects parameter 1 to be DateTime, array given in %s on line %d
151bool(false)
152
153-- int indexed array --
154
155Warning: date_modify() expects parameter 1 to be DateTime, array given in %s on line %d
156bool(false)
157
158-- associative array --
159
160Warning: date_modify() expects parameter 1 to be DateTime, array given in %s on line %d
161bool(false)
162
163-- nested arrays --
164
165Warning: date_modify() expects parameter 1 to be DateTime, array given in %s on line %d
166bool(false)
167
168-- uppercase NULL --
169
170Warning: date_modify() expects parameter 1 to be DateTime, null given in %s on line %d
171bool(false)
172
173-- lowercase null --
174
175Warning: date_modify() expects parameter 1 to be DateTime, null given in %s on line %d
176bool(false)
177
178-- lowercase true --
179
180Warning: date_modify() expects parameter 1 to be DateTime, boolean given in %s on line %d
181bool(false)
182
183-- lowercase false --
184
185Warning: date_modify() expects parameter 1 to be DateTime, boolean given in %s on line %d
186bool(false)
187
188-- uppercase TRUE --
189
190Warning: date_modify() expects parameter 1 to be DateTime, boolean given in %s on line %d
191bool(false)
192
193-- uppercase FALSE --
194
195Warning: date_modify() expects parameter 1 to be DateTime, boolean given in %s on line %d
196bool(false)
197
198-- empty string DQ --
199
200Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
201bool(false)
202
203-- empty string SQ --
204
205Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
206bool(false)
207
208-- string DQ --
209
210Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
211bool(false)
212
213-- string SQ --
214
215Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
216bool(false)
217
218-- mixed case string --
219
220Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
221bool(false)
222
223-- heredoc --
224
225Warning: date_modify() expects parameter 1 to be DateTime, string given in %s on line %d
226bool(false)
227
228-- instance of classWithToString --
229
230Warning: date_modify() expects parameter 1 to be DateTime, object given in %s on line %d
231bool(false)
232
233-- instance of classWithoutToString --
234
235Warning: date_modify() expects parameter 1 to be DateTime, object given in %s on line %d
236bool(false)
237
238-- undefined var --
239
240Warning: date_modify() expects parameter 1 to be DateTime, null given in %s on line %d
241bool(false)
242
243-- unset var --
244
245Warning: date_modify() expects parameter 1 to be DateTime, null given in %s on line %d
246bool(false)
247
248-- resource --
249
250Warning: date_modify() expects parameter 1 to be DateTime, resource given in %s on line %d
251bool(false)
252===DONE===
253