--TEST--
mysqli_free_result()
--SKIPIF--
<?php
require_once('skipif.inc');
require_once('skipifemb.inc');
require_once('skipifconnectfailure.inc');
?>
--FILE--
<?php
    require_once("connect.inc");

    $tmp    = NULL;
    $link   = NULL;

    if (!is_null($tmp = @mysqli_free_result()))
        printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);

    if (!is_null($tmp = @mysqli_free_result($link)))
        printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);

    require('table.inc');
    if (!$res = mysqli_query($link, "SELECT id FROM test ORDER BY id LIMIT 1")) {
        printf("[003] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
    }

    print "a\n";
    var_dump(mysqli_free_result($res));
    print "b\n";
    var_dump(mysqli_free_result($res));

    if (!$res = mysqli_query($link, "SELECT id FROM test ORDER BY id LIMIT 1")) {
        printf("[004] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
    }
    print "c\n";
    var_dump($res = mysqli_store_result($link));
    var_dump(mysqli_error($link));
    print "[005]\n";
    var_dump(mysqli_free_result($res));

    if (!$res = mysqli_query($link, "SELECT id FROM test ORDER BY id LIMIT 1")) {
        printf("[006] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
    }
    print "d\n";
    var_dump($res = mysqli_use_result($link));
    var_dump(mysqli_error($link));
    print "[007]\n";
    var_dump(mysqli_free_result($res));

    mysqli_close($link);
    print "done!";
?>
--CLEAN--
<?php
    require_once("clean_table.inc");
?>
--EXPECTF--
a
NULL
b

Warning: mysqli_free_result(): Couldn't fetch mysqli_result in %s on line %d
bool(false)
c
bool(false)
%s(0) ""
[005]

Warning: mysqli_free_result() expects parameter 1 to be mysqli_result, bool given in %s on line %d
NULL
d
bool(false)
%s(0) ""
[007]

Warning: mysqli_free_result() expects parameter 1 to be mysqli_result, bool given in %s on line %d
NULL
done!