Annotation of embedaddon/php/ext/mbstring/tests/mb_substr_variation1.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: Test mb_substr() function : usage variations - pass unexpected arguments (including strings) in place of $str
3: --SKIPIF--
4: <?php
5: extension_loaded('mbstring') or die('skip');
6: function_exists('mb_substr') or die("skip mb_substr() is not available in this build");
7: ?>
8: --FILE--
9: <?php
10: /* Prototype : string mb_substr(string $str, int $start [, int $length [, string $encoding]])
11: * Description: Returns part of a string
12: * Source code: ext/mbstring/mbstring.c
13: */
14:
15: /*
16: * Pass different data types as $str to mb_substr() to test behaviour
17: */
18:
19: echo "*** Testing mb_substr() : usage variations ***\n";
20:
21: // Initialise function arguments not being substituted
22: $start = 0;
23: $length = 5;
24:
25: //get an unset variable
26: $unset_var = 10;
27: unset ($unset_var);
28:
29: // get a class
30: class classA
31: {
32: public function __toString() {
33: return "Class A object";
34: }
35: }
36:
37: // heredoc string
38: $heredoc = <<<EOT
39: hello world
40: EOT;
41:
42: // get a resource variable
43: $fp = fopen(__FILE__, "r");
44:
45: // unexpected values to be passed to $str argument
46: $inputs = array(
47:
48: // int data
49: /*1*/ 0,
50: 1,
51: 12345,
52: -2345,
53:
54: // float data
55: /*5*/ 10.5,
56: -10.5,
57: 12.3456789000e10,
58: 12.3456789000E-10,
59: .5,
60:
61: // null data
62: /*10*/ NULL,
63: null,
64:
65: // boolean data
66: /*12*/ true,
67: false,
68: TRUE,
69: FALSE,
70:
71: // empty data
72: /*16*/ "",
73: '',
74:
75: // string data
76: /*18*/ "string",
77: 'string',
78: $heredoc,
79:
80: // object data
81: /*21*/ new classA(),
82:
83: // undefined data
84: /*22*/ @$undefined_var,
85:
86: // unset data
87: /*23*/ @$unset_var,
88:
89: // resource variable
90: /*24*/ $fp
91: );
92:
93: // loop through each element of $inputs to check the behavior of mb_substr()
94: $iterator = 1;
95: foreach($inputs as $input) {
96: echo "\n-- Iteration $iterator --\n";
97: var_dump( mb_substr($input, $start, $length));
98: $iterator++;
99: };
100:
101: fclose($fp);
102: echo "Done";
103: ?>
104: --EXPECTF--
105: *** Testing mb_substr() : usage variations ***
106:
107: -- Iteration 1 --
108: string(1) "0"
109:
110: -- Iteration 2 --
111: string(1) "1"
112:
113: -- Iteration 3 --
114: string(5) "12345"
115:
116: -- Iteration 4 --
117: string(5) "-2345"
118:
119: -- Iteration 5 --
120: string(4) "10.5"
121:
122: -- Iteration 6 --
123: string(5) "-10.5"
124:
125: -- Iteration 7 --
126: string(5) "12345"
127:
128: -- Iteration 8 --
129: string(5) "1.234"
130:
131: -- Iteration 9 --
132: string(3) "0.5"
133:
134: -- Iteration 10 --
135: string(0) ""
136:
137: -- Iteration 11 --
138: string(0) ""
139:
140: -- Iteration 12 --
141: string(1) "1"
142:
143: -- Iteration 13 --
144: string(0) ""
145:
146: -- Iteration 14 --
147: string(1) "1"
148:
149: -- Iteration 15 --
150: string(0) ""
151:
152: -- Iteration 16 --
153: string(0) ""
154:
155: -- Iteration 17 --
156: string(0) ""
157:
158: -- Iteration 18 --
159: string(5) "strin"
160:
161: -- Iteration 19 --
162: string(5) "strin"
163:
164: -- Iteration 20 --
165: string(5) "hello"
166:
167: -- Iteration 21 --
168: string(5) "Class"
169:
170: -- Iteration 22 --
171: string(0) ""
172:
173: -- Iteration 23 --
174: string(0) ""
175:
176: -- Iteration 24 --
177:
178: Warning: mb_substr() expects parameter 1 to be string, resource given in %s on line %d
179: NULL
180: Done
181:
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