--TEST--
MySQL PDO->exec(), affected rows
--SKIPIF--
<?php
require_once(__DIR__ . DIRECTORY_SEPARATOR . 'skipif.inc');
require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc');
MySQLPDOTest::skip();
?>
--FILE--
<?php
    function exec_and_count($offset, &$db, $sql, $exp = NULL) {

        try {

            $ret = $db->exec($sql);
            if (!is_null($exp) && ($ret !== $exp)) {
                printf("[%03d] Expecting '%s'/%s got '%s'/%s when running '%s', [%s] %s\n",
                    $offset, $exp, gettype($exp), $ret, gettype($ret), $sql,
                    $db->errorCode(), implode(' ', $db->errorInfo()));
                return false;
            }

        } catch (PDOException $e) {
            printf("[%03d] '%s' has failed, [%s] %s\n",
                $offset, $sql, $db->errorCode(), implode(' ', $db->errorInfo()));
            return false;
        }

        return true;
    }

    require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc');
    $db = MySQLPDOTest::factory();
    MySQLPDOTest::createTestTable($db, MySQLPDOTest::detect_transactional_mysql_engine($db));

    /* affected rows related */
    try {

        exec_and_count(2, $db, 'DROP TABLE IF EXISTS test', 0);
        exec_and_count(3, $db, sprintf('CREATE TABLE test(id INT NOT NULL PRIMARY KEY, col1 CHAR(10)) ENGINE=%s', PDO_MYSQL_TEST_ENGINE), 0);
        exec_and_count(4, $db, "INSERT INTO test(id, col1) VALUES (1, 'a')", 1);
        exec_and_count(5, $db, "INSERT INTO test(id, col1) VALUES (2, 'b'), (3, 'c')", 2);
        exec_and_count(6, $db, "UPDATE test SET id = 4 WHERE id = 3", 1);
        exec_and_count(7, $db, "INSERT INTO test(id, col1) VALUES (1, 'd') ON DUPLICATE KEY UPDATE id = 3", 2);
        exec_and_count(8, $db, "UPDATE test SET id = 5 WHERE id = 5", 0);
        exec_and_count(9, $db, "INSERT INTO test(id, col1) VALUES (5, 'e') ON DUPLICATE KEY UPDATE id = 6", 1);
        exec_and_count(10, $db, "REPLACE INTO test(id, col1) VALUES (5, 'f')", 2);
        exec_and_count(11, $db, "REPLACE INTO test(id, col1) VALUES (6, 'g')", 1);
        exec_and_count(12, $db, 'DELETE FROM test WHERE id > 2', 4);
        exec_and_count(13, $db, 'DROP TABLE test', 0);
        exec_and_count(14, $db, 'SET @myvar = 1', 0);

        exec_and_count(15, $db, 'THIS IS NOT VALID SQL, I HOPE', false);
        printf("[016] [%s] %s\n", $db->errorCode(), implode(' ', $db->errorInfo()));

        exec_and_count(36, $db, sprintf('CREATE TABLE test(id INT NOT NULL PRIMARY KEY, col1 CHAR(10)) ENGINE=%s', PDO_MYSQL_TEST_ENGINE), 0);
        exec_and_count(37, $db, "INSERT INTO test(id, col1) VALUES (1, 'a')", 1);
        // Results may vary. Typically you will get 1. But the MySQL 5.1 manual states: Truncation operations do not return the number of deleted rows.
        // Don't rely on any return value!
        exec_and_count(38, $db, 'TRUNCATE TABLE test', NULL);

    } catch (PDOException $e) {
        printf("[001] %s, [%s] %s\n",
            $e->getMessage(),
            $db->errorCode(), implode(' ', $db->errorInfo()));
    }


    /* CREATE, DROP, CALL SP and SF */
    if (MySQLPDOTest::getServerVersion($db) > 50000) {
        // let's try to play with stored procedures
        try {
            $ignore_exception = true;
            exec_and_count(18, $db, 'DROP PROCEDURE IF EXISTS p', 0);
            exec_and_count(19, $db, 'CREATE PROCEDURE p(OUT ver_param VARCHAR(255)) BEGIN SELECT VERSION() INTO ver_param; END;', 0);
            // we got this far without problems. If there's an issue from now on, its a failure
            $ignore_exception = false;
            exec_and_count(20, $db, 'CALL p(@version)', 1);
            $stmt = $db->query('SELECT @version AS p_version');
            $tmp = $stmt->fetchAll(PDO::FETCH_ASSOC);
            if (count($tmp) > 1 || !isset($tmp[0]['p_version'])) {
                printf("[022] Data seems wrong, dumping\n");
                var_dump($tmp);
            } else {
                $p_version = $tmp[0]['p_version'];
            }

            $stmt = $db->query('SELECT VERSION() AS _version');
            $tmp  = $stmt->fetchAll(PDO::FETCH_ASSOC);
            if (count($tmp) > 1 || !isset($tmp[0]['_version'])) {
                printf("[023] Data seems wrong, dumping\n");
                var_dump($tmp);
            } else {
                if ($p_version !== $tmp[0]['_version']) {
                    printf("[024] Found different version strings, SP returned '%s'/%s, SELECT returned '%s'/%s\n",
                        $p_version, gettype($p_version),
                        $tmp[0]['_version'], gettype($tmp[0]['_version']));
                }
            }
            exec_and_count(25, $db, 'DROP PROCEDURE IF EXISTS p', 0);

        } catch (PDOException $e) {
            // ignore it, we might not have sufficient permissions
            if (!$ignore_exception)
                printf("[021] %s, [%s] %s\n",
                    $e->getMessage(),
                    $db->errorCode(), implode(' ', $db->errorInfo()));
        }

        // stored function
        try {
            $ignore_exception = true;
            exec_and_count(27, $db, 'DROP FUNCTION IF EXISTS f', 0);
            exec_and_count(28, $db, 'CREATE FUNCTION f( ver_param VARCHAR(255)) RETURNS VARCHAR(255) DETERMINISTIC RETURN ver_param;', 0);
            // we got this far without problems. If there's an issue from now on, its a failure
            $ignore_exception = false;
            $stmt = $db->query('SELECT f(VERSION()) AS f_version');
            $tmp = $stmt->fetchAll(PDO::FETCH_ASSOC);
            if (count($tmp) > 1 || !isset($tmp[0]['f_version'])) {
                printf("[029] Data seems wrong, dumping\n");
                var_dump($tmp);
            } else {
                $f_version = $tmp[0]['f_version'];
            }
            $stmt = $db->query('SELECT VERSION() AS _version');
            $tmp  = $stmt->fetchAll(PDO::FETCH_ASSOC);
            if (count($tmp) > 1 || !isset($tmp[0]['_version'])) {
                printf("[030] Data seems wrong, dumping\n");
                var_dump($tmp);
            } else {
                if ($f_version !== $tmp[0]['_version']) {
                    printf("[031] Found different version strings, SF returned '%s'/%s, SELECT returned '%s'/%s\n",
                        $f_version, gettype($f_version),
                        $tmp[0]['_version'], gettype($tmp[0]['_version']));
                }
            }
            exec_and_count(32, $db, 'DROP FUNCTION IF EXISTS f', 0);

        } catch (PDOException $e) {
            // ignore it, we might not have sufficient permissions
            if (!$ignore_exception)
                printf("[026] %s, [%s] %s\n",
                    $e->getMessage(),
                    $db->errorCode(), implode(' ', $db->errorInfo()));
        }
    }

    // multi query
    try {

        $db->setAttribute(PDO::ATTR_EMULATE_PREPARES, 1);
        $exp = 0;

        $tmp = @$db->exec(sprintf('DROP TABLE IF EXISTS test; CREATE TABLE test(id INT) ENGINE=%s', PDO_MYSQL_TEST_ENGINE));
        if ($exp !== $tmp)
            printf("[034] Expecting %s/%s got %s/%s, [%s] %s\n",
                $exp, gettype($exp),
                $tmp, gettype($tmp),
                $db->errorCode(), var_export($db->errorInfo(), true));

        // this is interesting: if we get sort of affected rows, what will happen now?
        $tmp = @$db->exec('INSERT INTO test(id) VALUES (1); INSERT INTO test(id) VALUES (2)');
        printf("[035] With emulated PS it works but makes no sense given that exec() returns sort of affected rows...\n");


    } catch (PDOException $e) {
        printf("[033] %s, [%s] %s\n",
            $e->getMessage(),
            $db->errorCode(), implode(' ', $db->errorInfo()));
    }
    $db->setAttribute(PDO::ATTR_EMULATE_PREPARES, 0);

    print "done!";
?>
--CLEAN--
<?php
require __DIR__ . '/mysql_pdo_test.inc';
$db = MySQLPDOTest::factory();
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_SILENT);
@$db->exec('DROP TABLE IF EXISTS test');
?>
--EXPECTF--
Warning: PDO::exec(): SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your %s server version for the right syntax to use near 'THIS IS NOT VALID SQL, I HOPE' at line 1 in %s on line %d
[016] [42000] 42000 1064 You have an error in your SQL syntax; check the manual that corresponds to your %s server version for the right syntax to use near 'THIS IS NOT VALID SQL, I HOPE' at line %d
[035] With emulated PS it works but makes no sense given that exec() returns sort of affected rows...
done!