Annotation of embedaddon/php/ext/standard/tests/array/key_variation1.phpt, revision 1.1
1.1 ! misho 1: --TEST--
! 2: Test key() function : usage variations - Pass different data types as $array_arg arg.
! 3: --FILE--
! 4: <?php
! 5: /* Prototype : mixed key(array $array_arg)
! 6: * Description: Return the key of the element currently pointed to by the internal array pointer
! 7: * Source code: ext/standard/array.c
! 8: */
! 9:
! 10: /*
! 11: * Pass different data types as $array_arg argument to test behaviour of key()
! 12: */
! 13:
! 14: echo "*** Testing key() : usage variations ***\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: var $var1;
! 24: public function __toString() {
! 25: return "Class A object";
! 26: }
! 27: }
! 28:
! 29: // heredoc string
! 30: $heredoc = <<<EOT
! 31: hello world
! 32: EOT;
! 33:
! 34: // get a resource variable
! 35: $fp = fopen(__FILE__, "r");
! 36:
! 37: // unexpected values to be passed to $array_arg argument
! 38: $inputs = array(
! 39:
! 40: // int data
! 41: /*1*/ 0,
! 42: 1,
! 43: 12345,
! 44: -2345,
! 45:
! 46: // float data
! 47: /*5*/ 10.5,
! 48: -10.5,
! 49: 12.3456789000e10,
! 50: 12.3456789000E-10,
! 51: .5,
! 52:
! 53: // null data
! 54: /*10*/ NULL,
! 55: null,
! 56:
! 57: // boolean data
! 58: /*12*/ true,
! 59: false,
! 60: TRUE,
! 61: FALSE,
! 62:
! 63: // empty data
! 64: /*16*/ "",
! 65: '',
! 66: array(),
! 67:
! 68: // string data
! 69: /*19*/ "string",
! 70: 'string',
! 71: $heredoc,
! 72:
! 73: // object data
! 74: /*22*/ new classA(),
! 75:
! 76: // undefined data
! 77: /*23*/ @$undefined_var,
! 78:
! 79: // unset data
! 80: /*24*/ @$unset_var,
! 81:
! 82: // resource variable
! 83: /*25*/ $fp
! 84: );
! 85:
! 86: // loop through each element of $inputs to check the behavior of key()
! 87: $iterator = 1;
! 88: foreach($inputs as $input) {
! 89: echo "\n-- Iteration $iterator --\n";
! 90: var_dump( key($input) );
! 91: $iterator++;
! 92: };
! 93:
! 94: fclose($fp);
! 95: ?>
! 96: ===DONE===
! 97: --EXPECTF--
! 98: *** Testing key() : usage variations ***
! 99:
! 100: -- Iteration 1 --
! 101:
! 102: Warning: key() expects parameter 1 to be array, integer given in %s on line %d
! 103: NULL
! 104:
! 105: -- Iteration 2 --
! 106:
! 107: Warning: key() expects parameter 1 to be array, integer given in %s on line %d
! 108: NULL
! 109:
! 110: -- Iteration 3 --
! 111:
! 112: Warning: key() expects parameter 1 to be array, integer given in %s on line %d
! 113: NULL
! 114:
! 115: -- Iteration 4 --
! 116:
! 117: Warning: key() expects parameter 1 to be array, integer given in %s on line %d
! 118: NULL
! 119:
! 120: -- Iteration 5 --
! 121:
! 122: Warning: key() expects parameter 1 to be array, double given in %s on line %d
! 123: NULL
! 124:
! 125: -- Iteration 6 --
! 126:
! 127: Warning: key() expects parameter 1 to be array, double given in %s on line %d
! 128: NULL
! 129:
! 130: -- Iteration 7 --
! 131:
! 132: Warning: key() expects parameter 1 to be array, double given in %s on line %d
! 133: NULL
! 134:
! 135: -- Iteration 8 --
! 136:
! 137: Warning: key() expects parameter 1 to be array, double given in %s on line %d
! 138: NULL
! 139:
! 140: -- Iteration 9 --
! 141:
! 142: Warning: key() expects parameter 1 to be array, double given in %s on line %d
! 143: NULL
! 144:
! 145: -- Iteration 10 --
! 146:
! 147: Warning: key() expects parameter 1 to be array, null given in %s on line %d
! 148: NULL
! 149:
! 150: -- Iteration 11 --
! 151:
! 152: Warning: key() expects parameter 1 to be array, null given in %s on line %d
! 153: NULL
! 154:
! 155: -- Iteration 12 --
! 156:
! 157: Warning: key() expects parameter 1 to be array, boolean given in %s on line %d
! 158: NULL
! 159:
! 160: -- Iteration 13 --
! 161:
! 162: Warning: key() expects parameter 1 to be array, boolean given in %s on line %d
! 163: NULL
! 164:
! 165: -- Iteration 14 --
! 166:
! 167: Warning: key() expects parameter 1 to be array, boolean given in %s on line %d
! 168: NULL
! 169:
! 170: -- Iteration 15 --
! 171:
! 172: Warning: key() expects parameter 1 to be array, boolean given in %s on line %d
! 173: NULL
! 174:
! 175: -- Iteration 16 --
! 176:
! 177: Warning: key() expects parameter 1 to be array, string given in %s on line %d
! 178: NULL
! 179:
! 180: -- Iteration 17 --
! 181:
! 182: Warning: key() expects parameter 1 to be array, string given in %s on line %d
! 183: NULL
! 184:
! 185: -- Iteration 18 --
! 186: NULL
! 187:
! 188: -- Iteration 19 --
! 189:
! 190: Warning: key() expects parameter 1 to be array, string given in %s on line %d
! 191: NULL
! 192:
! 193: -- Iteration 20 --
! 194:
! 195: Warning: key() expects parameter 1 to be array, string given in %s on line %d
! 196: NULL
! 197:
! 198: -- Iteration 21 --
! 199:
! 200: Warning: key() expects parameter 1 to be array, string given in %s on line %d
! 201: NULL
! 202:
! 203: -- Iteration 22 --
! 204: string(4) "var1"
! 205:
! 206: -- Iteration 23 --
! 207:
! 208: Warning: key() expects parameter 1 to be array, null given in %s on line %d
! 209: NULL
! 210:
! 211: -- Iteration 24 --
! 212:
! 213: Warning: key() expects parameter 1 to be array, null given in %s on line %d
! 214: NULL
! 215:
! 216: -- Iteration 25 --
! 217:
! 218: Warning: key() expects parameter 1 to be array, resource given in %s on line %d
! 219: NULL
! 220: ===DONE===
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