1--TEST--
2mysqli_num_rows()
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_num_rows()))
17		printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
18
19	if (!is_null($tmp = @mysqli_num_rows($link)))
20		printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
21
22	require('table.inc');
23
24	function func_test_mysqli_num_rows($link, $query, $expected, $offset, $test_free = false) {
25
26		if (!$res = mysqli_query($link, $query, MYSQLI_STORE_RESULT)) {
27			printf("[%03d] [%d] %s\n", $offset, mysqli_errno($link), mysqli_error($link));
28			return;
29		}
30
31		if ($expected !== ($tmp = mysqli_num_rows($res)))
32			printf("[%03d] Expecting %s/%d, got %s/%d\n", $offset + 1,
33				gettype($expected), $expected,
34				gettype($tmp), $tmp);
35
36		mysqli_free_result($res);
37
38		if ($test_free && (NULL !== ($tmp = mysqli_num_rows($res))))
39			printf("[%03d] Expecting NULL, got %s/%s\n", $offset + 2, gettype($tmp), $tmp);
40
41	}
42
43	func_test_mysqli_num_rows($link, "SELECT 1 AS a", 1, 5);
44	func_test_mysqli_num_rows($link, "SHOW VARIABLES LIKE '%nixnutz%'", 0, 10);
45	func_test_mysqli_num_rows($link, "INSERT INTO test(id, label) VALUES (100, 'z')", NULL, 15);
46	func_test_mysqli_num_rows($link, "SELECT id FROM test LIMIT 2", 2, 20, true);
47
48	if ($res = mysqli_query($link, 'SELECT COUNT(id) AS num FROM test')) {
49
50		$row = mysqli_fetch_assoc($res);
51		mysqli_free_result($res);
52
53		func_test_mysqli_num_rows($link, "SELECT id, label FROM test", (int)$row['num'], 25);
54
55	} else {
56		printf("[030] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
57	}
58
59	print "run_tests.php don't fool me with your 'ungreedy' expression '.+?'!\n";
60
61	if ($res = mysqli_query($link, 'SELECT id FROM test', MYSQLI_USE_RESULT)) {
62
63		$row = mysqli_fetch_row($res);
64		if (0 !== ($tmp = mysqli_num_rows($res)))
65			printf("[031] Expecting int/0, got %s/%d\n", gettype($tmp), $tmp);
66
67		mysqli_free_result($res);
68
69	} else {
70		printf("[032] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
71	}
72
73	mysqli_close($link);
74	print "done!";
75?>
76--CLEAN--
77<?php
78	require_once("clean_table.inc");
79?>
80--EXPECTF--
81Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given in %s on line %d
82
83Warning: mysqli_free_result() expects parameter 1 to be mysqli_result, boolean given in %s on line %d
84
85Warning: mysqli_num_rows(): Couldn't fetch mysqli_result in %s on line %d
86run_tests.php don't fool me with your 'ungreedy' expression '.+?'!
87
88Warning: mysqli_num_rows(): Function cannot be used with MYSQL_USE_RESULT in %s on line %d
89done!