Annotation of embedaddon/php/ext/standard/tests/math/log_variation2.phpt, revision 1.1
1.1 ! misho 1: --TEST--
! 2: Test log() function : usage variations - different data types as $base argument
! 3: --FILE--
! 4: <?php
! 5: /* Prototype : float log ( float $arg [, float $base ] )
! 6: * Description: Natural logarithm.
! 7: * Source code: ext/standard/math.c
! 8: */
! 9:
! 10: echo "*** Testing log() : usage variations ***\n";
! 11:
! 12: //get an unset variable
! 13: $unset_var = 10;
! 14: unset ($unset_var);
! 15:
! 16: // heredoc string
! 17: $heredoc = <<<EOT
! 18: abc
! 19: xyz
! 20: EOT;
! 21:
! 22: // get a class
! 23: class classA
! 24: {
! 25: }
! 26:
! 27: // get a resource variable
! 28: $fp = fopen(__FILE__, "r");
! 29:
! 30: $inputs = array(
! 31: // int data
! 32: /*1*/ 0,
! 33: 1,
! 34: 12345,
! 35: -2345,
! 36: 2147483647,
! 37:
! 38: // float data
! 39: /*6*/ 10.5,
! 40: -10.5,
! 41: 12.3456789000e10,
! 42: 12.3456789000E-10,
! 43: .5,
! 44:
! 45: // null data
! 46: /*11*/ NULL,
! 47: null,
! 48:
! 49: // boolean data
! 50: /*13*/ true,
! 51: false,
! 52: TRUE,
! 53: FALSE,
! 54:
! 55: // empty data
! 56: /*17*/ "",
! 57: '',
! 58: array(),
! 59:
! 60: // string data
! 61: /*20*/ "abcxyz",
! 62: 'abcxyz',
! 63: $heredoc,
! 64:
! 65: // object data
! 66: /*23*/ new classA(),
! 67:
! 68: // undefined data
! 69: /*24*/ @$undefined_var,
! 70:
! 71: // unset data
! 72: /*25*/ @$unset_var,
! 73:
! 74: // resource variable
! 75: /*26*/ $fp
! 76: );
! 77:
! 78: // loop through each element of $inputs to check the behaviour of log()
! 79: $iterator = 1;
! 80: foreach($inputs as $input) {
! 81: echo "\n-- Iteration $iterator --\n";
! 82: var_dump(log(3.14, $input));
! 83: $iterator++;
! 84: };
! 85: fclose($fp);
! 86: ?>
! 87: ===Done===
! 88: --EXPECTF--
! 89: *** Testing log() : usage variations ***
! 90:
! 91: -- Iteration 1 --
! 92:
! 93: Warning: log(): base must be greater than 0 in %s on line %d
! 94: bool(false)
! 95:
! 96: -- Iteration 2 --
! 97: float(NAN)
! 98:
! 99: -- Iteration 3 --
! 100: float(0.12145441273706)
! 101:
! 102: -- Iteration 4 --
! 103:
! 104: Warning: log(): base must be greater than 0 in %s on line %d
! 105: bool(false)
! 106:
! 107: -- Iteration 5 --
! 108: float(0.053250469650086)
! 109:
! 110: -- Iteration 6 --
! 111: float(0.48661854224853)
! 112:
! 113: -- Iteration 7 --
! 114:
! 115: Warning: log(): base must be greater than 0 in %s on line %d
! 116: bool(false)
! 117:
! 118: -- Iteration 8 --
! 119: float(0.044802684673473)
! 120:
! 121: -- Iteration 9 --
! 122: float(-0.055781611216686)
! 123:
! 124: -- Iteration 10 --
! 125: float(-1.6507645591169)
! 126:
! 127: -- Iteration 11 --
! 128:
! 129: Warning: log(): base must be greater than 0 in %s on line %d
! 130: bool(false)
! 131:
! 132: -- Iteration 12 --
! 133:
! 134: Warning: log(): base must be greater than 0 in %s on line %d
! 135: bool(false)
! 136:
! 137: -- Iteration 13 --
! 138: float(NAN)
! 139:
! 140: -- Iteration 14 --
! 141:
! 142: Warning: log(): base must be greater than 0 in %s on line %d
! 143: bool(false)
! 144:
! 145: -- Iteration 15 --
! 146: float(NAN)
! 147:
! 148: -- Iteration 16 --
! 149:
! 150: Warning: log(): base must be greater than 0 in %s on line %d
! 151: bool(false)
! 152:
! 153: -- Iteration 17 --
! 154:
! 155: Warning: log() expects parameter 2 to be double, string given in %s on line %d
! 156: NULL
! 157:
! 158: -- Iteration 18 --
! 159:
! 160: Warning: log() expects parameter 2 to be double, string given in %s on line %d
! 161: NULL
! 162:
! 163: -- Iteration 19 --
! 164:
! 165: Warning: log() expects parameter 2 to be double, array given in %s on line %d
! 166: NULL
! 167:
! 168: -- Iteration 20 --
! 169:
! 170: Warning: log() expects parameter 2 to be double, string given in %s on line %d
! 171: NULL
! 172:
! 173: -- Iteration 21 --
! 174:
! 175: Warning: log() expects parameter 2 to be double, string given in %s on line %d
! 176: NULL
! 177:
! 178: -- Iteration 22 --
! 179:
! 180: Warning: log() expects parameter 2 to be double, string given in %s on line %d
! 181: NULL
! 182:
! 183: -- Iteration 23 --
! 184:
! 185: Warning: log() expects parameter 2 to be double, object given in %s on line %d
! 186: NULL
! 187:
! 188: -- Iteration 24 --
! 189:
! 190: Warning: log(): base must be greater than 0 in %s on line %d
! 191: bool(false)
! 192:
! 193: -- Iteration 25 --
! 194:
! 195: Warning: log(): base must be greater than 0 in %s on line %d
! 196: bool(false)
! 197:
! 198: -- Iteration 26 --
! 199:
! 200: Warning: log() expects parameter 2 to be double, resource given in %s on line %d
! 201: NULL
! 202: ===Done===
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