Proyectos de Subversion Moodle

<?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/>.

/**

 * Unit tests for core\content class.

 *

 * @package     core

 * @category    test

 * @copyright   2020 Michael Hawkins <michaelh@moodle.com>

 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

namespace core;

/**

 * Unit tests for core\content class.

 *

 * @package     core

 * @category    test

 * @copyright   2020 Michael Hawkins <michaelh@moodle.com>

 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

final class content_test extends \advanced_testcase {

    /**

     * A test to confirm only valid cases allow exporting of course content.

     */

    public function test_can_export_context_course(): void {

        global $DB;

        $this->resetAfterTest();

        $course1 = $this->getDataGenerator()->create_course();

        $course2 = $this->getDataGenerator()->create_course();

        $course1context = \context_course::instance($course1->id);

        $course2context = \context_course::instance($course2->id);

        // Enrol user as student in course1 only.

        $user = $this->getDataGenerator()->create_and_enrol($course1, 'student');

        // Confirm by default enrolled user does not have permission to export in course1.

        $this->assertFalse(content::can_export_context($course1context, $user));

        // Make course download available on site, but not enabled in course1 or by default.

        set_config('downloadcoursecontentallowed', true);

        // Confirm user still does not have permission to export (disabled in courses by default).

        $this->assertFalse(content::can_export_context($course1context, $user));

        // Enable export in courses by default.

        set_config('downloadcontentsitedefault', DOWNLOAD_COURSE_CONTENT_ENABLED, 'moodlecourse');

        // Confirm user now has permission to export in course1 only.

        $this->assertTrue(content::can_export_context($course1context, $user));

        // Disable course downloads in course1.

        $course1->downloadcontent = DOWNLOAD_COURSE_CONTENT_DISABLED;

        $DB->update_record('course', $course1);

        rebuild_course_cache($course1->id);

        // Confirm user does not have permission to export in course1.

        $this->assertFalse(content::can_export_context($course1context, $user));

        // Enable course downloads in course1.

        $course1->downloadcontent = DOWNLOAD_COURSE_CONTENT_ENABLED;

        $DB->update_record('course', $course1);

        rebuild_course_cache($course1->id);

        // Confirm user has permission to export in course1.

        $this->assertTrue(content::can_export_context($course1context, $user));

        // Confirm user does not have permission to export in course they are not enrolled in (course2).

        $this->assertFalse(content::can_export_context($course2context, $user));

        // Disable export in courses by default.

        set_config('downloadcontentsitedefault', DOWNLOAD_COURSE_CONTENT_DISABLED, 'moodlecourse');

        // Confirm user still has permission to export in course1 (still enabled at the course level).

        $this->assertTrue(content::can_export_context($course1context, $user));

        // Disable the course downloads feature.

        set_config('downloadcoursecontentallowed', false);

        // Confirm user no longer has permission to export in course1.

        $this->assertFalse(content::can_export_context($course1context, $user));

    }

    /**

     * A test to confirm unsupported contexts will return false when checking whether content can be exported.

     */

    public function test_can_export_context_unsupported_context(): void {

        $this->resetAfterTest();

        $course1 = $this->getDataGenerator()->create_course();

        $systemcontext = \context_system::instance();

        // Enrol user as student in course1 only.

        $user = $this->getDataGenerator()->create_and_enrol($course1, 'student');

        // Make course download available on site (course context).

        set_config('downloadcoursecontentallowed', true);

        // Confirm system context does not gain permission to export content.

        $this->assertFalse(content::can_export_context($systemcontext, $user));

    }

}