1--TEST--
2mysqli_change_user()
3--SKIPIF--
4<?php
5require_once('skipif.inc');
6require_once('skipifemb.inc');
7require_once('skipifconnectfailure.inc');
8?>
9--FILE--
10<?php
11    require_once("connect.inc");
12
13    $tmp	= NULL;
14    $link	= NULL;
15
16    if (!is_null($tmp = @mysqli_change_user()))
17        printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
18
19    if (!is_null($tmp = @mysqli_change_user($link)))
20        printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
21
22    if (!is_null($tmp = @mysqli_change_user($link, $link)))
23        printf("[003] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
24
25    if (!is_null($tmp = @mysqli_change_user($link, $link, $link)))
26        printf("[004] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
27
28    if (!is_null($tmp = @mysqli_change_user($link, $link, $link, $link, $link)))
29        printf("[005] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
30
31    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
32        printf("[006] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
33            $host, $user, $db, $port, $socket);
34
35    if (false !== ($tmp = @mysqli_change_user($link, $user . '_unknown_really', $passwd . 'non_empty', $db)))
36        printf("[007] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
37
38    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
39        printf("[008] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
40            $host, $user, $db, $port, $socket);
41
42    if (false !== ($tmp = @mysqli_change_user($link, $user, $passwd . '_unknown_really', $db)))
43        printf("[009] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
44
45    // Reconnect because after 3 failed change_user attempts, the server blocks you off.
46    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
47        printf("[009a] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
48            $host, $user, $db, $port, $socket);
49
50    if (!mysqli_query($link, 'SET @mysqli_change_user_test_var=1'))
51        printf("[010] Failed to set test variable: [%d] %s\n", mysqli_errno($link), mysqli_error($link));
52
53    if (!$res = mysqli_query($link, 'SELECT @mysqli_change_user_test_var AS test_var'))
54        printf("[011] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
55    $tmp = mysqli_fetch_assoc($res);
56    mysqli_free_result($res);
57    if (1 != $tmp['test_var'])
58        printf("[012] Cannot set test variable\n");
59
60    if (true !== ($tmp = mysqli_change_user($link, $user, $passwd, $db)))
61        printf("[013] Expecting true, got %s/%s\n", gettype($tmp), $tmp);
62
63    if (!$res = mysqli_query($link, 'SELECT database() AS dbname, user() AS user'))
64        printf("[014] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
65    $tmp = mysqli_fetch_assoc($res);
66    mysqli_free_result($res);
67
68    if (substr($tmp['user'], 0, strlen($user)) !== $user)
69        printf("[015] Expecting user %s, got user() %s\n", $user, $tmp['user']);
70    if ($tmp['dbname'] != $db)
71        printf("[016] Expecting database %s, got database() %s\n", $db, $tmp['dbname']);
72
73    if (false !== ($tmp = @mysqli_change_user($link, $user, $passwd, $db . '_unknown_really')))
74        printf("[011] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
75
76    mysqli_close($link);
77
78    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
79        printf("[012] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
80            $host, $user, $db, $port, $socket);
81    }
82
83    if (false !== ($tmp = @mysqli_change_user($link, str_repeat('user', 16384), str_repeat('pass', 16384), str_repeat('dbase', 16384))))
84        printf("[013] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
85
86    mysqli_close($link);
87
88    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
89        printf("[014] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
90            $host, $user, $db, $port, $socket);
91    }
92
93    /* silent protocol change if no db which requires workaround in mysqlnd/libmysql
94    (empty db = no db send with COM_CHANGE_USER) */
95    if (true !== ($tmp = mysqli_change_user($link, $user, $passwd, "")))
96        printf("[015] Expecting true, got %s/%s\n", gettype($tmp), $tmp);
97
98    if (!$res = mysqli_query($link, 'SELECT database() AS dbname, user() AS user'))
99        printf("[016] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
100    $tmp = mysqli_fetch_assoc($res);
101    mysqli_free_result($res);
102
103    if ($tmp['dbname'] != "")
104        printf("[017] Expecting database '', got database() '%s'\n", $tmp['dbname']);
105
106    mysqli_close($link);
107
108    if (false !== ($tmp = @mysqli_change_user($link, $user, $passwd, $db)))
109        printf("[018] Expecting false, got %s/%s\n", gettype($tmp), $tmp);
110
111    if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
112        printf("[019] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
113            $host, $user, $db, $port, $socket);
114
115    if (!mysqli_query($link, 'SET @mysqli_change_user_test_var=1'))
116        printf("[020] Failed to set test variable: [%d] %s\n", mysqli_errno($link), mysqli_error($link));
117
118    if (!$res = mysqli_query($link, 'SELECT @mysqli_change_user_test_var AS test_var'))
119        printf("[021] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
120    $tmp = mysqli_fetch_assoc($res);
121    mysqli_free_result($res);
122    if (1 != $tmp['test_var'])
123        printf("[022] Cannot set test variable\n");
124
125    if (true !== ($tmp = mysqli_change_user($link, $user, $passwd, $db)))
126        printf("[023] Expecting true, got %s/%s\n", gettype($tmp), $tmp);
127
128    if (!$res = mysqli_query($link, 'SELECT database() AS dbname, user() AS user'))
129        printf("[024] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
130    $tmp = mysqli_fetch_assoc($res);
131    mysqli_free_result($res);
132
133    if (substr($tmp['user'], 0, strlen($user)) !== $user)
134        printf("[025] Expecting user %s, got user() %s\n", $user, $tmp['user']);
135    if ($tmp['dbname'] != $db)
136        printf("[026] Expecting database %s, got database() %s\n", $db, $tmp['dbname']);
137
138    if (!$res = mysqli_query($link, 'SELECT @mysqli_change_user_test_var AS test_var'))
139        printf("[027] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
140    $tmp = mysqli_fetch_assoc($res);
141    mysqli_free_result($res);
142    if (NULL !== $tmp['test_var'])
143        printf("[028] Test variable is still set!\n");
144
145    print "done!";
146?>
147--EXPECT--
148done!
149