--TEST--
mysqli_stmt_num_rows()
--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($tmp = @mysqli_stmt_num_rows()))
		printf("[001] Expecting NULL, got %s/%s\n", gettype($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_stmt_error($stmt));
			return false;
		}

		if (!mysqli_stmt_execute($stmt)) {
			printf("[%03d] [%d] %s\n", $offset + 1, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
			return false;
		}

		if (!mysqli_stmt_store_result($stmt)) {
			printf("[%03d] [%d] %s\n", $offset + 2, mysqli_stmt_errno($stmt), mysqli_stmt_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!";
?>
--CLEAN--
<?php
	require_once("clean_table.inc");
?>
--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!