Admin tool backup/restore test using tool_uploadcourse. (Files should be in admin/tool/uploadcourse/backup/moodle/)

backup_tool_uploadcourse_plugin.class.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Backup test file.
 *
 * @package    tool_uploadcourse
 * @copyright  2015 Frédéric Massart - FMCorz.net
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/backup/moodle2/backup_tool_plugin.class.php');

/**
 * Backup test class.
 *
 * @package    tool_uploadcourse
 * @copyright  2015 Frédéric Massart - FMCorz.net
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class backup_tool_uploadcourse_plugin extends backup_tool_plugin {

    protected function define_course_plugin_structure() {
        $this->step->log('Yay, backup!', backup::LOG_DEBUG);
        return $plugin;
    }

}

restore_tool_uploadcourse_plugin.class.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Restore test file.
 *
 * @package    tool_uploadcourse
 * @copyright  2015 Frédéric Massart - FMCorz.net
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/backup/moodle2/restore_tool_plugin.class.php');

/**
 * Restore test class.
 *
 * @package    tool_uploadcourse
 * @copyright  2015 Frédéric Massart - FMCorz.net
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class restore_tool_uploadcourse_plugin extends restore_tool_plugin {

    protected function define_course_plugin_structure() {
        $paths = array();
        $this->step->log('Yay, restore!', backup::LOG_DEBUG);
        return $paths;
    }

}