PHP Decode

--TEST--
mysqli_debug() - invalid debug control strings
--EXTENSIONS--
mysqli
--SKIPIF--
<?php
require_once('skipifconnectfailure.inc');

if (!function_exists('mysqli_debug'))
    die("skip: mysqli_debug() not available");

if (!defined('MYSQLI_DEBUG_TRACE_ENABLED'))
    die("skip: can't say for sure if mysqli_debug works");

if (defined('MYSQLI_DEBUG_TRACE_ENABLED') && !MYSQLI_DEBUG_TRACE_ENABLED)
    die("skip: debug functionality not enabled");

if (!$IS_MYSQLND)
    die("SKIP Libmysql feature not sufficiently spec'd in MySQL C API documentation");
?>
--FILE--
<?php
    require_once('connect.inc');
    require_once('table.inc');

    function try_control_string($link, $control_string, $trace_file, $offset) {

        if (true !== ($tmp = mysqli_debug($control_string))) {
            printf("[%03d][control string '%s'] Expecting boolean/true, got %s/%s.\n",
                $offset + 1,
                $control_string,
                gettype($tmp),
                $tmp);
            return false;
        }

        if (!$res = mysqli_query($link, 'SELECT * FROM test')) {
            printf("[%03d][control string '%s'] [%d] %s.\n",
                $offset + 2,
                $control_string,
                mysqli_errno($link),
                mysqli_error($link));
            return false;
        }

        clearstatcache();
        if (!file_exists($trace_file)) {
            printf("[%03d][control string '%s'] Trace file has not been written.\n",
                $offset + 3,
                $control_string,
                gettype($tmp),
                $tmp);
            return false;
        }

        unlink($trace_file);
    }

    $trace_file = sprintf('%s%s%s', sys_get_temp_dir(), DIRECTORY_SEPARATOR, 'mysqli_debug_phpt.trace');
    try_control_string($link, 't:,,:o,' . $trace_file, $trace_file, 10);
    try_control_string($link, ':' . chr(0) . 'A,' . $trace_file, $trace_file, 20);
    try_control_string($link, 't:o,' . $trace_file . ':abc', $trace_file, 30);
    try_control_string($link, 't:o,' . $trace_file . ':ABC,123:b', $trace_file, 40);
    try_control_string($link, 't:ABC,123:b;:o,' . $trace_file, $trace_file, 50);
    try_control_string($link, 't:A;BC,123:b;:o,' . $trace_file, $trace_file, 60);
    try_control_string($link, 't:p:o,' . $trace_file, $trace_file, 70);
    try_control_string($link, 't:p,1,,2:o,' . $trace_file, $trace_file, 80);
    try_control_string($link, 't:z,1,,2:o,' . $trace_file, $trace_file, 90);#

    mysqli_close($link);
    print "done";
    if ($IS_MYSQLND)
        print "libmysql/DBUG package prints some debug info here."
?>
--EXPECTF--
Warning: mysqli_debug(): Unrecognized format ',' in %s on line %d

Warning: mysqli_debug(): Consecutive semicolons at position 0 in %s on line %d
[023][control string '%s'] Trace file has not been written.

Warning: mysqli_debug(): Colon expected, 'b' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'c' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'B' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'C' found in %s on line %d

Warning: mysqli_debug(): Colon expected, ',' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '1' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '2' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '3' found in %s on line %d

Warning: mysqli_debug(): Unrecognized format 'b' in %s on line %d

Warning: mysqli_debug(): Colon expected, 'B' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'C' found in %s on line %d

Warning: mysqli_debug(): Colon expected, ',' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '1' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '2' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '3' found in %s on line %d

Warning: mysqli_debug(): Unrecognized format 'b' in %s on line %d

Warning: mysqli_debug(): Colon expected, ';' found in %s on line %d

Warning: mysqli_debug(): Colon expected, ';' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'B' found in %s on line %d

Warning: mysqli_debug(): Colon expected, 'C' found in %s on line %d

Warning: mysqli_debug(): Colon expected, ',' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '1' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '2' found in %s on line %d

Warning: mysqli_debug(): Colon expected, '3' found in %s on line %d

Warning: mysqli_debug(): Unrecognized format 'b' in %s on line %d

Warning: mysqli_debug(): Colon expected, ';' found in %s on line %d

Warning: mysqli_debug(): Unrecognized format 'z' in %s on line %d
done%s