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|
--TEST--
mysqli_stmt_num_rows()
--SKIPIF--
<?php
require_once('skipif.inc');
require_once('skipifemb.inc');
require_once('skipifconnectfailure.inc');
?>
--FILE--
<?php
include "connect.inc";
$tmp = NULL;
$link = NULL;
if (!is_null($tmp = @mysqli_stmt_num_rows()))
printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
if (!is_null($tmp = @mysqli_stmt_num_rows($link)))
printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
require('table.inc');
if (!$stmt = mysqli_stmt_init($link))
printf("[003] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
function func_test_mysqli_stmt_num_rows($stmt, $query, $expected, $offset) {
if (!mysqli_stmt_prepare($stmt, $query)) {
printf("[%03d] [%d] %s\n", $offset, mysqli_stmt_errno($stmt), mysqli_error($stmt));
return false;
}
if (!mysqli_stmt_execute($stmt)) {
printf("[%03d] [%d] %s\n", $offset + 1, mysqli_errno($stmt), mysqli_error($stmt));
return false;
}
if (!mysqli_stmt_store_result($stmt)) {
printf("[%03d] [%d] %s\n", $offset + 2, mysqli_errno($stmt), mysqli_error($stmt));
return false;
}
if ($expected !== ($tmp = mysqli_stmt_num_rows($stmt)))
printf("[%03d] Expecting %s/%d, got %s/%d\n", $offset + 3,
gettype($expected), $expected,
gettype($tmp), $tmp);
mysqli_stmt_free_result($stmt);
return true;
}
func_test_mysqli_stmt_num_rows($stmt, "SELECT 1 AS a", 1, 10);
func_test_mysqli_stmt_num_rows($stmt, "SHOW VARIABLES LIKE '%nixnutz%'", 0, 20);
// Note: for statements that return no result set mysqli_num_rows() differs from mysqli_stmt_num_rows() slightly
// mysqli_num_rows() failed to fetch the result set and the PHP parameter check makes it return NULL
// mysqli_stmt_numrows() has a valid resource to work on and it will return int/0 instead. No bug, but
// slightly different behaviour... - if you really check the data types and don't rely on casting like 98% of all PHP
// users do.
func_test_mysqli_stmt_num_rows($stmt, "INSERT INTO test(id, label) VALUES (100, 'z')", 0, 30);
if ($res = mysqli_query($link, 'SELECT COUNT(id) AS num FROM test')) {
$row = mysqli_fetch_assoc($res);
mysqli_free_result($res);
func_test_mysqli_stmt_num_rows($stmt, "SELECT id, label FROM test", (int)$row['num'], 40);
} else {
printf("[050] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
}
print "run_tests.php don't fool me with your 'ungreedy' expression '.+?'!\n";
if (!mysqli_stmt_prepare($stmt, 'SELECT id FROM test'))
printf("[051] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
if (mysqli_stmt_execute($stmt)) {
$i = 0;
do {
if (0 !== ($tmp = mysqli_stmt_num_rows($stmt)))
printf("[53 - %03d] Expecting int/0, got %s/%s\n", $i, gettype($tmp), $tmp);
$i++;
} while (mysqli_stmt_fetch($stmt));
if (0 !== ($tmp = mysqli_stmt_num_rows($stmt)))
printf("[54] Expecting int/0, got %s/%s\n", gettype($tmp), $tmp);
} else {
printf("[055] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
}
mysqli_stmt_close($stmt);
if (NULL !== ($tmp = mysqli_stmt_num_rows($stmt)))
printf("[056] Expecting NULL, got %s/%s\n");
mysqli_close($link);
print "done!";
?>
--EXPECTF--
run_tests.php don't fool me with your 'ungreedy' expression '.+?'!
Warning: mysqli_stmt_num_rows(): Couldn't fetch mysqli_stmt in %s on line %d
done!
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