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Annotation of embedaddon/php/ext/zlib/tests/gzinflate-bug42663.phpt, revision 1.1.1.2

1.1       misho       1: --TEST--
                      2: Bug #42663 (gzinflate() try to allocate all memory with truncated $data)
                      3: --SKIPIF--
                      4: <?php if (!extension_loaded("zlib")) print "skip"; ?>
                      5: --FILE--
                      6: <?php
                      7: // build a predictable string
1.1.1.2 ! misho       8: $string = '';
        !             9: for($i=0; $i<30000; ++$i) $string .= $i . ' ';
1.1       misho      10: var_dump(strlen($string));
                     11: // deflate string
                     12: $deflated = gzdeflate($string,9);
                     13: var_dump(strlen($deflated));
                     14: // truncate $deflated string
                     15: $truncated = substr($deflated, 0, 65535);
                     16: var_dump(strlen($truncated));
                     17: // inflate $truncated string (check if it will not eat all memory)
1.1.1.2 ! misho      18: var_dump(gzinflate($truncated));
1.1       misho      19: ?>
1.1.1.2 ! misho      20: --EXPECTF--
1.1       misho      21: int(168890)
                     22: int(66743)
                     23: int(65535)
1.1.1.2 ! misho      24: 
        !            25: Warning: gzinflate(): data error in %s on line %d
        !            26: bool(false)