Arsse/tests/cases/Db/MySQLPDO/TestDatabase.php

<?php
/** @license MIT
 * Copyright 2017 J. King, Dustin Wilson et al.
 * See LICENSE and AUTHORS files for details */

declare(strict_types=1);
namespace JKingWeb\Arsse\TestCase\Db\MySQLPDO;

/**
 * @group slow
 * @group optional
 * @group coverageOptional
 * @covers \JKingWeb\Arsse\Database<extended>
 */
class TestDatabase extends \JKingWeb\Arsse\TestCase\Database\AbstractTest {
    use \JKingWeb\Arsse\Test\DatabaseDrivers\MySQLPDO;

    protected function nextID(string $table): int {
        return (int) (static::$drv->query("SELECT (case when max(id) then max(id) else 0 end)+1 from $table")->getValue() ?? 1);
    }
}