1--TEST--
2Test DateTime::format() function : usage variation - Passing unexpected values to first argument $format.
3--FILE--
4<?php
5/* Prototype  : public string DateTime::format  ( string $format  )
6 * Description: Returns date formatted according to given format
7 * Source code: ext/date/php_date.c
8 * Alias to functions: date_format
9 */
10
11echo "*** Testing DateTime::format() : usage variation -  unexpected values to first argument \$format***\n";
12
13//Set the default time zone
14date_default_timezone_set("Europe/London");
15
16//get an unset variable
17$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' => $file_handle
96);
97
98$object = new DateTime("2005-07-14 22:30:41");
99
100foreach($inputs as $variation =>$format) {
101      echo "\n-- $variation --\n";
102      var_dump( $object->format($format) );
103};
104
105// closing the resource
106fclose( $file_handle );
107
108?>
109===DONE===
110--EXPECTF--
111*** Testing DateTime::format() : usage variation -  unexpected values to first argument $format***
112
113-- int 0 --
114string(1) "0"
115
116-- int 1 --
117string(1) "1"
118
119-- int 12345 --
120string(5) "12345"
121
122-- int -12345 --
123string(6) "-12345"
124
125-- float 10.5 --
126string(4) "10.5"
127
128-- float -10.5 --
129string(5) "-10.5"
130
131-- float .5 --
132string(3) "0.5"
133
134-- empty array --
135
136Warning: DateTime::format() expects parameter 1 to be string, array given in %s on line %d
137bool(false)
138
139-- int indexed array --
140
141Warning: DateTime::format() expects parameter 1 to be string, array given in %s on line %d
142bool(false)
143
144-- associative array --
145
146Warning: DateTime::format() expects parameter 1 to be string, array given in %s on line %d
147bool(false)
148
149-- nested arrays --
150
151Warning: DateTime::format() expects parameter 1 to be string, array given in %s on line %d
152bool(false)
153
154-- uppercase NULL --
155string(0) ""
156
157-- lowercase null --
158string(0) ""
159
160-- lowercase true --
161string(1) "1"
162
163-- lowercase false --
164string(0) ""
165
166-- uppercase TRUE --
167string(1) "1"
168
169-- uppercase FALSE --
170string(0) ""
171
172-- empty string DQ --
173string(0) ""
174
175-- empty string SQ --
176string(0) ""
177
178-- string DQ --
179string(40) "4131Thu, 14 Jul 2005 22:30:41 +010030710"
180
181-- string SQ --
182string(40) "4131Thu, 14 Jul 2005 22:30:41 +010030710"
183
184-- mixed case string --
185string(40) "41BSTThu, 14 Jul 2005 22:30:41 +01001722"
186
187-- heredoc --
188string(82) "10Europe/LondonThursdayThursday2005 42005Thu, 14 Jul 2005 22:30:41 +0100Thursday14"
189
190-- instance of classWithToString --
191string(66) "CThursdaypm4141 PM 2005b14Europe/London2005-07-14T22:30:41+01:0031"
192
193-- instance of classWithoutToString --
194
195Warning: DateTime::format() expects parameter 1 to be string, object given in %s on line %d
196bool(false)
197
198-- undefined var --
199string(0) ""
200
201-- unset var --
202string(0) ""
203
204-- resource --
205
206Warning: DateTime::format() expects parameter 1 to be string, resource given in %s on line %d
207bool(false)
208===DONE===
209