FressRSS/tests/fixtures/migrations/2019_12_22_FooBar.php

<?php
declare(strict_types=1);

class FreshRSS_Migration_2019_12_22_FooBar {
	/**
	 * @return bool true if the migration was successful, false otherwise
	 */
	public static function migrate(): bool {
		return true;
	}
}