silverstripe-framework/tests/php/ORM/DBStringTest/MyStringField.php

<?php

namespace SilverStripe\ORM\Tests\DBStringTest;

use SilverStripe\Dev\TestOnly;
use SilverStripe\ORM\FieldType\DBString;

class MyStringField extends DBString implements TestOnly
{
    public function requireField()
    {
    }
}