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Annotation of embedaddon/php/ext/filter/tests/047.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Octal integer overflow
                      3: --SKIPIF--
                      4: <?php if (!extension_loaded("filter")) die("skip"); ?>
                      5: --FILE--
                      6: <?php
                      7: function octal_inc($s) {
                      8:        $len = strlen($s);
                      9:        while ($len > 0) {
                     10:                $len--;
                     11:                if ($s[$len] != '7') {
                     12:                        $s[$len] = $s[$len] + 1;
                     13:                        return $s;
                     14:                }
                     15:                $s[$len] = '0';
                     16:        }
                     17:        return '1'.$s;
                     18: }
                     19: 
                     20: 
                     21: $s = sprintf("%o", PHP_INT_MAX);
                     22: var_dump(is_long(filter_var('0'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_OCTAL))));
                     23: 
                     24: $s = octal_inc($s);
                     25: var_dump(is_long(filter_var('0'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_OCTAL))));
                     26: 
                     27: $s = sprintf("%o", ~0);
                     28: var_dump(is_long(filter_var('0'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_OCTAL))));
                     29: 
                     30: $s = octal_inc($s);
                     31: var_dump(filter_var('0'.$s, FILTER_VALIDATE_INT, array("flags"=>FILTER_FLAG_ALLOW_OCTAL)));
                     32: ?>
                     33: --EXPECT--
                     34: bool(true)
                     35: bool(true)
                     36: bool(true)
                     37: bool(false)