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1.1 misho 1: --TEST--
2: Test strrev() function : usage variations - unexpected inputs
3: --FILE--
4: <?php
5: /* Prototype : string strrev(string $str);
6: * Description: Reverse a string
7: * Source code: ext/standard/string.c
8: */
9:
10: /* Testing strrev() function with unexpected inputs for 'str' */
11:
12: echo "*** Testing strrev() : unexpected inputs for 'str' ***\n";
13: //class declaration
14: class sample {
15: public function __toString(){
16: return "object";
17: }
18: }
19:
20: //get the resource
21: $resource = fopen(__FILE__, "r");
22:
23: //get an unset variable
24: $unset_var = 10;
25: unset ($unset_var);
26:
27: //array of values to iterate over
28: $values = array(
29:
30: // int data
31: 0,
32: 1,
33: 12345,
34: -2345,
35:
36: // float data
37: 10.5,
38: -10.5,
39: 10.5e10,
40: 10.6E-10,
41: .5,
42:
43: // array data
44: array(),
45: array(0),
46: array(1),
47: array(1, 2),
48: array('color' => 'red', 'item' => 'pen'),
49:
50: // null data
51: NULL,
52: null,
53:
54: // boolean data
55: true,
56: false,
57: TRUE,
58: FALSE,
59:
60: // empty data
61: "",
62: '',
63:
64: // object data
65: new sample(),
66:
67: // resource
68: $resource,
69:
70: // undefined data
71: @$undefined_var,
72:
73: // unset data
74: @$unset_var
75: );
76:
77: // loop through each element of the array for str
78:
79: $count = 1;
80: foreach($values as $value) {
81: echo "\n-- Iterator $count --\n";
82: var_dump( strrev($value) );
83: $count++;
84: };
85:
86: fclose($resource); //closing the file handle
87:
88: echo "*** Done ***";
89: ?>
90: --EXPECTF--
91: *** Testing strrev() : unexpected inputs for 'str' ***
92:
93: -- Iterator 1 --
94: string(1) "0"
95:
96: -- Iterator 2 --
97: string(1) "1"
98:
99: -- Iterator 3 --
100: string(5) "54321"
101:
102: -- Iterator 4 --
103: string(5) "5432-"
104:
105: -- Iterator 5 --
106: string(4) "5.01"
107:
108: -- Iterator 6 --
109: string(5) "5.01-"
110:
111: -- Iterator 7 --
112: string(12) "000000000501"
113:
114: -- Iterator 8 --
115: string(7) "9-E60.1"
116:
117: -- Iterator 9 --
118: string(3) "5.0"
119:
120: -- Iterator 10 --
121:
122: Warning: strrev() expects parameter 1 to be string, array given in %s on line %d
123: NULL
124:
125: -- Iterator 11 --
126:
127: Warning: strrev() expects parameter 1 to be string, array given in %s on line %d
128: NULL
129:
130: -- Iterator 12 --
131:
132: Warning: strrev() expects parameter 1 to be string, array given in %s on line %d
133: NULL
134:
135: -- Iterator 13 --
136:
137: Warning: strrev() expects parameter 1 to be string, array given in %s on line %d
138: NULL
139:
140: -- Iterator 14 --
141:
142: Warning: strrev() expects parameter 1 to be string, array given in %s on line %d
143: NULL
144:
145: -- Iterator 15 --
146: string(0) ""
147:
148: -- Iterator 16 --
149: string(0) ""
150:
151: -- Iterator 17 --
152: string(1) "1"
153:
154: -- Iterator 18 --
155: string(0) ""
156:
157: -- Iterator 19 --
158: string(1) "1"
159:
160: -- Iterator 20 --
161: string(0) ""
162:
163: -- Iterator 21 --
164: string(0) ""
165:
166: -- Iterator 22 --
167: string(0) ""
168:
169: -- Iterator 23 --
170: string(6) "tcejbo"
171:
172: -- Iterator 24 --
173:
174: Warning: strrev() expects parameter 1 to be string, resource given in %s on line %d
175: NULL
176:
177: -- Iterator 25 --
178: string(0) ""
179:
180: -- Iterator 26 --
181: string(0) ""
182: *** Done ***