1--TEST--
2EXPLAIN - metadata
3--SKIPIF--
4<?php
5require_once('skipif.inc');
6require_once('skipifemb.inc');
7require_once('skipifconnectfailure.inc');
8require_once("connect.inc");
9if (!$IS_MYSQLND)
10  die("skip Open libmysql/MySQL issue http://bugs.mysql.com/?id=62350");
11?>
12--FILE--
13<?php
14	require_once('connect.inc');
15	require_once('table.inc');
16
17	if (!$res = mysqli_query($link, 'EXPLAIN SELECT t1.*, t2.* FROM test AS t1, test AS t2'))
18		printf("[001] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
19
20	$num_rows 	= 0;
21	$num_fields 	= 0;
22	$field_names	= array();
23	if (!$row = mysqli_fetch_assoc($res)) {
24		printf("[002] Expecting result but got no data [%d] %s\n",
25			mysqli_errno($link), mysqli_error($link));
26	} else {
27		$num_rows++;
28		$num_fields = count($row);
29		foreach ($row as $name => $value)
30			$field_names[$name] = gettype($value);
31	}
32
33	while ($row = mysqli_fetch_assoc($res))
34		$num_rows++;
35
36	if (($tmp = mysqli_num_rows($res)) !== $num_rows) {
37		printf("[003] Expecting int/%d got %s/%s\n",
38			$num_rows, gettype($tmp), $tmp);
39	}
40	if (($tmp = mysqli_field_count($link)) !== $num_fields) {
41		printf("[004] Expecting int/%d got %s/%s\n",
42			$num_fields, gettype($tmp), $tmp);
43	}
44	$fields = mysqli_fetch_fields($res);
45	if (($tmp = count($fields)) !== $num_fields) {
46		printf("[005] Expecting int/%d got %s/%s\n",
47			$num_fields, gettype($tmp), $tmp);
48	}
49
50	foreach ($fields as $k => $field) {
51		$field->max_length = 0;// change it or we will get diff error
52		if (isset($field_names[$field->name])) {
53			unset($field_names[$field->name]);
54		} else {
55			printf("[006] Unexpected field '%s', dumping info\n");
56			var_dump($field);
57		}
58	}
59	if (!empty($field_names)) {
60		printf("[007] Field descriptions missing for the following columns\n");
61		var_dump($field_names);
62	}
63
64	mysqli_free_result($res);
65
66	$stmt = mysqli_stmt_init($link);
67	/* Depending on your version, the MySQL server migit not support this */
68	if ($stmt->prepare('EXPLAIN SELECT t1.*, t2.* FROM test AS t1, test AS t2') && $stmt->execute()) {
69		if (!mysqli_stmt_store_result($stmt))
70			printf("[008] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
71
72		if (!$res_meta = mysqli_stmt_result_metadata($stmt))
73			printf("[009] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
74
75		if (($tmp = mysqli_stmt_num_rows($stmt)) !== $num_rows) {
76			printf("[010] Expecting int/%d got %s/%s\n",
77				$num_rows, gettype($tmp), $tmp);
78		}
79		if (($tmp = mysqli_stmt_field_count($stmt)) !== $num_fields) {
80			printf("[011] Expecting int/%d got %s/%s\n",
81				$num_fields, gettype($tmp), $tmp);
82		}
83		if (($tmp = mysqli_field_count($link)) !== $num_fields) {
84			printf("[013] Expecting int/%d got %s/%s\n",
85				$num_fields, gettype($tmp), $tmp);
86		}
87		if (($tmp = $res_meta->field_count) !== $num_fields) {
88			printf("[014] Expecting int/%d got %s/%s\n",
89				$num_fields, gettype($tmp), $tmp);
90		}
91		$fields_res_meta = mysqli_fetch_fields($res_meta);
92		if (($tmp = count($fields_res_meta)) !== $num_fields)
93			printf("[015] Expecting int/%d got %s/%s\n",
94				$num_fields, gettype($tmp), $tmp);
95
96		if ($fields_res_meta != $fields) {
97			printf("[016] Prepared Statement metadata differs from normal metadata, dumping\n");
98			var_dump($fields_res_meta);
99			var_dump($fields);
100		}
101
102		if (function_exists('mysqli_stmt_get_result') &&
103			$stmt->prepare('EXPLAIN SELECT t1.*, t2.* FROM test AS t1, test AS t2') &&
104			$stmt->execute()) {
105			if (!$res_stmt = mysqli_stmt_get_result($stmt)) {
106				printf("[017] Cannot fetch result from PS [%d] %s\n",
107					mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
108			}
109			if (($tmp = mysqli_num_rows($res_stmt)) !== $num_rows) {
110				printf("[018] Expecting int/%d got %s/%s\n",
111					$num_rows, gettype($tmp), $tmp);
112			}
113			if ((mysqli_stmt_num_rows($stmt)) !== 0) {
114				printf("[019] Expecting int/0 got %s/%s\n", gettype($tmp), $tmp);
115			}
116			if (($tmp = mysqli_stmt_field_count($stmt)) !== $num_fields) {
117				printf("[020] Expecting int/%d got %s/%s\n",
118					$num_fields, gettype($tmp), $tmp);
119
120			}
121			if (($tmp = $res_stmt->field_count) !== $num_fields) {
122				printf("[021] Expecting int/%d got %s/%s\n",
123					$num_fields, gettype($tmp), $tmp);
124			}
125
126			$fields_stmt = mysqli_fetch_fields($res_stmt);
127			if (($tmp = count($fields_stmt)) !== $num_fields) {
128				printf("[022] Expecting int/%d got %s/%s\n",
129					$num_fields, gettype($tmp), $tmp);
130			}
131			reset($fields);
132			foreach ($fields_stmt as $fields_stmt_val) {
133				$fields_val = current($fields);
134				next($fields);
135				unset($fields_stmt_val->max_length);
136				unset($fields_val->max_length);
137				if ($fields_stmt_val != $fields_val) {
138					printf("[023] PS mysqli_stmt_get_result() metadata seems wrong, dumping\n");
139					var_dump($fields_stmt_val);
140					var_dump($fields_val);
141				}
142			}
143/*
144			if ($fields_stmt != $fields) {
145				printf("[023] PS mysqli_stmt_get_result() metadata seems wrong, dumping\n");
146				var_dump($fields_stmt);
147				var_dump($fields);
148			}
149*/
150			mysqli_free_result($res_stmt);
151		}
152	}
153	mysqli_stmt_close($stmt);
154
155	mysqli_close($link);
156	print "done!";
157?>
158--CLEAN--
159<?php
160	require_once("clean_table.inc");
161?>
162--EXPECT--
163done!
164