1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
--TEST--
MySQL PDO->__construct(), PDO::MYSQL_ATTR_MAX_BUFFER_SIZE
--SKIPIF--
<?php
require_once(__DIR__ . DIRECTORY_SEPARATOR . 'skipif.inc');
require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc');
MySQLPDOTest::skip();
if (MySQLPDOTest::isPDOMySQLnd())
die("skip PDO::MYSQL_ATTR_MAX_BUFFER_SIZE not supported with mysqlnd");
?>
--FILE--
<?php
require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc');
function try_buffer_size($offset, $buffer_size) {
try {
$dsn = MySQLPDOTest::getDSN();
$user = PDO_MYSQL_TEST_USER;
$pass = PDO_MYSQL_TEST_PASS;
/* unsigned overflow possible ? */
$db = new PDO($dsn, $user, $pass,
array(
PDO::MYSQL_ATTR_MAX_BUFFER_SIZE => $buffer_size,
/* buffer is only relevant with native PS */
PDO::MYSQL_ATTR_DIRECT_QUERY => 0,
PDO::ATTR_EMULATE_PREPARES => 0,
));
$db->exec('DROP TABLE IF EXISTS test');
$db->exec(sprintf('CREATE TABLE test(id INT, val LONGBLOB) ENGINE = %s', PDO_MYSQL_TEST_ENGINE));
// 10 * (10 * 1024) = 10 * (10 * 1k) = 100k
$db->exec('INSERT INTO test(id, val) VALUES (1, REPEAT("01234567890", 10240))');
$stmt = $db->prepare('SELECT id, val FROM test');
$stmt->execute();
$id = $val = NULL;
$stmt->bindColumn(1, $id);
$stmt->bindColumn(2, $val);
while ($row = $stmt->fetch(PDO::FETCH_BOUND)) {
printf("[%03d] id = %d, val = %s... (length: %d)\n",
$offset, $id, substr($val, 0, 10), strlen($val));
}
$db->exec('DROP TABLE IF EXISTS test');
} catch (PDOException $e) {
printf("[%03d] %s, [%s] %s\n",
$offset,
$e->getMessage(),
(is_object($db)) ? $db->errorCode() : 'n/a',
(is_object($db)) ? implode(' ', $db->errorInfo()) : 'n/a');
}
}
try_buffer_size(1, -1);
try_buffer_size(2, 1000);
try_buffer_size(3, NULL);
try_buffer_size(4, 2000);
print "done!";
?>
--CLEAN--
<?php
require __DIR__ . '/mysql_pdo_test.inc';
$db = MySQLPDOTest::factory();
$db->exec('DROP TABLE IF EXISTS test');
?>
--EXPECTF--
[001] id = 1, val = 0123456789... (length: %d)
[002] id = 1, val = 0123456789... (length: 1000)
[003] id = 1, val = 0123456789... (length: %d)
[004] id = 1, val = 0123456789... (length: 2000)
done!
|
