1--TEST--
2mysqli_change_user(), MySQL < 5.6
3--EXTENSIONS--
4mysqli
5--SKIPIF--
6<?php
7require_once __DIR__ . '/test_setup/test_helpers.inc';
8$link = mysqli_connect_or_skip();
9if (mysqli_get_server_version($link) >= 50600 && mysqli_get_server_version($link) < 10_00_00)
10    die("SKIP For MySQL < 5.6.0");
11?>
12--FILE--
13<?php
14    require_once 'connect.inc';
15
16    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
17        printf("[006] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
18            $host, $user, $db, $port, $socket);
19
20    if (false !== ($tmp = mysqli_change_user($link, $user . '_unknown_really', $passwd . 'non_empty', $db)))
21        printf("[007] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
22
23    if (false !== ($tmp = mysqli_change_user($link, $user, $passwd . '_unknown_really', $db)))
24        printf("[008] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
25
26    if (false !== ($tmp = mysqli_change_user($link, $user, $passwd, $db . '_unknown_really')))
27        printf("[009] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
28
29    // Reconnect because Percona and MariaDB block any commands after 3 failed
30    // change_user commands
31    mysqli_close($link);
32
33    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
34        printf("[020] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
35            $host, $user, $db, $port, $socket);
36    }
37    if (!mysqli_query($link, 'SET @mysqli_change_user_test_var=1'))
38        printf("[010] Failed to set test variable: [%d] %s\n", mysqli_errno($link), mysqli_error($link));
39
40    if (!$res = mysqli_query($link, 'SELECT @mysqli_change_user_test_var AS test_var'))
41        printf("[011] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
42    $tmp = mysqli_fetch_assoc($res);
43    mysqli_free_result($res);
44    if (1 != $tmp['test_var'])
45        printf("[012] Cannot set test variable\n");
46
47    if (true !== ($tmp = mysqli_change_user($link, $user, $passwd, $db)))
48        printf("[013] Expecting true, got %s/%s\n", gettype($tmp), $tmp);
49
50    if (!$res = mysqli_query($link, 'SELECT database() AS dbname, user() AS user'))
51        printf("[014] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
52    $tmp = mysqli_fetch_assoc($res);
53    mysqli_free_result($res);
54
55    if (substr($tmp['user'], 0, strlen($user)) !== $user)
56        printf("[015] Expecting user %s, got user() %s\n", $user, $tmp['user']);
57    if ($tmp['dbname'] != $db)
58        printf("[016] Expecting database %s, got database() %s\n", $db, $tmp['dbname']);
59
60    if (!$res = mysqli_query($link, 'SELECT @mysqli_change_user_test_var AS test_var'))
61        printf("[017] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
62    $tmp = mysqli_fetch_assoc($res);
63    mysqli_free_result($res);
64    if (NULL !== $tmp['test_var'])
65        printf("[019] Test variable is still set!\n");
66
67    mysqli_close($link);
68
69    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
70        printf("[020] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
71            $host, $user, $db, $port, $socket);
72    }
73
74    if (false !== ($tmp = mysqli_change_user($link, str_repeat('user', 16384), str_repeat('pass', 16384), str_repeat('dbase', 16384))))
75        printf("[021] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
76
77    mysqli_close($link);
78
79    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
80        printf("[022] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
81            $host, $user, $db, $port, $socket);
82    }
83
84    /* silent protocol change if no db which requires workaround in mysqlnd/libmysql
85    (empty db = no db send with COM_CHANGE_USER) */
86    if (true !== ($tmp = mysqli_change_user($link, $user, $passwd, "")))
87        printf("[023] Expecting true, got %s/%s\n", gettype($tmp), $tmp);
88
89    if (!$res = mysqli_query($link, 'SELECT database() AS dbname, user() AS user'))
90        printf("[024] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
91    $tmp = mysqli_fetch_assoc($res);
92    mysqli_free_result($res);
93
94    if ($tmp['dbname'] != "")
95        printf("[025] Expecting database '', got database() '%s'\n", $tmp['dbname']);
96
97    mysqli_close($link);
98
99    try {
100        mysqli_change_user($link, $user, $passwd, $db);
101    } catch (Error $exception) {
102        echo $exception->getMessage() . "\n";
103    }
104
105    print "done!";
106?>
107--EXPECT--
108mysqli object is already closed
109done!
110