Annotation of embedaddon/php/ext/standard/tests/array/prev_variation1.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: Test prev() function : usage variation - Pass different data types as $array_arg
3: --FILE--
4: <?php
5: /* Prototype : mixed prev(array $array_arg)
6: * Description: Move array argument's internal pointer to the previous element and return it
7: * Source code: ext/standard/array.c
8: */
9:
10: /*
11: * Pass different data types as $array_arg argument to prev() to test behaviour
12: */
13:
14: echo "*** Testing prev() : variation ***\n";
15:
16: //get an unset variable
17: $unset_var = 10;
18: unset ($unset_var);
19:
20: // get a class
21: class classA
22: {
23: public function __toString() {
24: return "Class A object";
25: }
26: }
27:
28: // heredoc string
29: $heredoc = <<<EOT
30: hello world
31: EOT;
32:
33: // get a resource variable
34: $fp = fopen(__FILE__, "r");
35:
36: // unexpected values to be passed to $array_arg argument
37: $inputs = array(
38:
39: // int data
40: /*1*/ 0,
41: 1,
42: 12345,
43: -2345,
44:
45: // float data
46: /*5*/ 10.5,
47: -10.5,
48: 12.3456789000e10,
49: 12.3456789000E-10,
50: .5,
51:
52: // null data
53: /*10*/ NULL,
54: null,
55:
56: // boolean data
57: /*12*/ true,
58: false,
59: TRUE,
60: FALSE,
61:
62: // empty data
63: /*16*/ "",
64: '',
65: array(),
66:
67: // string data
68: /*19*/ "string",
69: 'string',
70: $heredoc,
71:
72: // object data
73: /*22*/ new classA(),
74:
75: // undefined data
76: /*23*/ @$undefined_var,
77:
78: // unset data
79: /*24*/ @$unset_var,
80:
81: // resource variable
82: /*25*/ $fp
83: );
84:
85: // loop through each element of $inputs to check the behavior of prev()
86: $iterator = 1;
87: foreach($inputs as $input) {
88: echo "\n-- Iteration $iterator --\n";
89: var_dump( prev($input) );
90: $iterator++;
91: };
92:
93: fclose($fp);
94: ?>
95: ===DONE===
96: --EXPECTF--
97: *** Testing prev() : variation ***
98:
99: -- Iteration 1 --
100:
101: Warning: prev() expects parameter 1 to be array, integer given in %s on line %d
102: NULL
103:
104: -- Iteration 2 --
105:
106: Warning: prev() expects parameter 1 to be array, integer given in %s on line %d
107: NULL
108:
109: -- Iteration 3 --
110:
111: Warning: prev() expects parameter 1 to be array, integer given in %s on line %d
112: NULL
113:
114: -- Iteration 4 --
115:
116: Warning: prev() expects parameter 1 to be array, integer given in %s on line %d
117: NULL
118:
119: -- Iteration 5 --
120:
121: Warning: prev() expects parameter 1 to be array, double given in %s on line %d
122: NULL
123:
124: -- Iteration 6 --
125:
126: Warning: prev() expects parameter 1 to be array, double given in %s on line %d
127: NULL
128:
129: -- Iteration 7 --
130:
131: Warning: prev() expects parameter 1 to be array, double given in %s on line %d
132: NULL
133:
134: -- Iteration 8 --
135:
136: Warning: prev() expects parameter 1 to be array, double given in %s on line %d
137: NULL
138:
139: -- Iteration 9 --
140:
141: Warning: prev() expects parameter 1 to be array, double given in %s on line %d
142: NULL
143:
144: -- Iteration 10 --
145:
146: Warning: prev() expects parameter 1 to be array, null given in %s on line %d
147: NULL
148:
149: -- Iteration 11 --
150:
151: Warning: prev() expects parameter 1 to be array, null given in %s on line %d
152: NULL
153:
154: -- Iteration 12 --
155:
156: Warning: prev() expects parameter 1 to be array, boolean given in %s on line %d
157: NULL
158:
159: -- Iteration 13 --
160:
161: Warning: prev() expects parameter 1 to be array, boolean given in %s on line %d
162: NULL
163:
164: -- Iteration 14 --
165:
166: Warning: prev() expects parameter 1 to be array, boolean given in %s on line %d
167: NULL
168:
169: -- Iteration 15 --
170:
171: Warning: prev() expects parameter 1 to be array, boolean given in %s on line %d
172: NULL
173:
174: -- Iteration 16 --
175:
176: Warning: prev() expects parameter 1 to be array, string given in %s on line %d
177: NULL
178:
179: -- Iteration 17 --
180:
181: Warning: prev() expects parameter 1 to be array, string given in %s on line %d
182: NULL
183:
184: -- Iteration 18 --
185: bool(false)
186:
187: -- Iteration 19 --
188:
189: Warning: prev() expects parameter 1 to be array, string given in %s on line %d
190: NULL
191:
192: -- Iteration 20 --
193:
194: Warning: prev() expects parameter 1 to be array, string given in %s on line %d
195: NULL
196:
197: -- Iteration 21 --
198:
199: Warning: prev() expects parameter 1 to be array, string given in %s on line %d
200: NULL
201:
202: -- Iteration 22 --
203: bool(false)
204:
205: -- Iteration 23 --
206:
207: Warning: prev() expects parameter 1 to be array, null given in %s on line %d
208: NULL
209:
210: -- Iteration 24 --
211:
212: Warning: prev() expects parameter 1 to be array, null given in %s on line %d
213: NULL
214:
215: -- Iteration 25 --
216:
217: Warning: prev() expects parameter 1 to be array, resource given in %s on line %d
218: NULL
219: ===DONE===
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