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mysqli_stmt_send_long_data_packet_size_libmysql.phpt
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mysqli_stmt_send_long_data_packet_size_libmysql.phpt
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--TEST--
mysqli_stmt_send_long_data() - exceed packet size, libmysql - bug #26824
--SKIPIF--
<?php
require_once('skipif.inc');
require_once('skipifemb.inc');
require_once('skipifconnectfailure.inc');
if (stristr(mysqli_get_client_info(), 'mysqlnd'))
die("skip: test for libmysql");
?>
--FILE--
<?php
require('table.inc');
if (!$stmt = mysqli_stmt_init($link))
printf("[001] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
if (!mysqli_query($link, "DROP TABLE IF EXISTS test"))
printf("[002] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
if (!mysqli_query($link, sprintf("CREATE TABLE test(id INT NOT NULL AUTO_INCREMENT, label LONGBLOB, PRIMARY KEY(id)) ENGINE = %s", $engine)))
printf("[003] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
if (!mysqli_stmt_prepare($stmt, "INSERT INTO test(id, label) VALUES (?, ?)"))
printf("[004] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
$id = null;
$label = null;
if (!mysqli_stmt_bind_param($stmt, "ib", $id, $label))
printf("[005] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
if (!$res = mysqli_query($link, "SHOW VARIABLES LIKE 'max_allowed_packet'"))
printf("[006] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
if (!$row = mysqli_fetch_assoc($res))
printf("[007] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
mysqli_free_result($res);
if (0 === ($max_allowed_packet = (int)$row['Value']))
printf("[008] Cannot determine max_allowed_packet size and/or bogus max_allowed_packet setting used.\n");
// let's ignore upper limits for LONGBLOB (2^32) ...
// maximum packet size up to which we test is 10M
$tmp = '';
$blob = '';
for ($i = 0; $i < 1024; $i++) {
$tmp .= 'a';
}
$limit = min(floor($max_allowed_packet / 1024 / 2), 10240);
for ($i = 0; $i < $limit; $i++)
$blob .= $tmp;
assert(strlen($blob) <= $max_allowed_packet);
if (true != ($tmp = mysqli_stmt_send_long_data($stmt, 1, $blob)))
printf("[009] Expecting boolean/true, got %s/%s. [%d] %s\n",
gettype($tmp), $tmp, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
$id = 1;
if (true !== mysqli_stmt_execute($stmt))
printf("[010] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
/*
TODO - we skip this part of the test for now, because of bugs.mysql.com/26824
if (floor($max_allowed_packet / 1024 / 2) <= 10240) {
// test with a blob smaller than 10M allows us to test
// for too long packages without wasting too much memory
$limit = $max_allowed_packet - strlen($blob) + 1;
$blob2 = $blob;
for ($i = 0; $i < $limit; $i++)
$blob2 .= 'b';
assert(strlen($blob2) > $max_allowed_packet);
if (true != ($tmp = mysqli_stmt_send_long_data($stmt, 1, $blob2)))
printf("[011] Expecting boolean/false, got %s/%s. [%d] %s\n",
gettype($tmp), $tmp, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
$id = 2;
if (false !== ($tmp = mysqli_stmt_execute($stmt)))
printf("[012] Expecting boolean/false, got %s/%s, [%d] %s\n",
gettype($tmp), $tmp, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
}
*/
mysqli_stmt_close($stmt);
mysqli_close($link);
print "done!";
?>
--CLEAN--
<?php
require_once("clean_table.inc");
?>
--EXPECTF--
done!