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/>.

/**

 * @package    core_backup

 * @category   test

 * @copyright  2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}

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

 */

namespace core_backup;

use backup;

use backup_controller;

use backup_controller_dbops;

use backup_controller_exception;

use backup_dbops_exception;

defined('MOODLE_INTERNAL') || die();

// Include all the needed stuff

global $CFG;

require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');

/**

 * @package    core_backup

 * @category   test

 * @copyright  2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}

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

 */

class backup_dbops_test extends \advanced_testcase {

    protected $moduleid;  // course_modules id used for testing

    protected $sectionid; // course_sections id used for testing

    protected $courseid;  // course id used for testing

    protected $userid;      // user record used for testing

    protected function setUp(): void {

        global $DB, $CFG;

        parent::setUp();

        $this->resetAfterTest(true);

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

        $page = $this->getDataGenerator()->create_module('page', array('course'=>$course->id), array('section'=>3));

        $coursemodule = $DB->get_record('course_modules', array('id'=>$page->cmid));

        $this->moduleid  = $page->cmid;

        $this->sectionid = $DB->get_field("course_sections", 'id', array("section"=>$coursemodule->section, "course"=>$course->id));

        $this->courseid  = $coursemodule->course;

        $this->userid = 2; // admin

        $CFG->backup_error_log_logger_level = backup::LOG_NONE;

        $CFG->backup_output_indented_logger_level = backup::LOG_NONE;

        $CFG->backup_file_logger_level = backup::LOG_NONE;

        $CFG->backup_database_logger_level = backup::LOG_NONE;

        unset($CFG->backup_file_logger_extra);

        $CFG->backup_file_logger_level_extra = backup::LOG_NONE;

    }

    /*

     * test backup_ops class

     */

    function test_backup_dbops(): void {

        // Nothing to do here, abstract class + exception, will be tested by the rest

    }

    /*

     * test backup_controller_dbops class

     */

    function test_backup_controller_dbops(): void {

        global $DB;

        $dbman = $DB->get_manager(); // Going to use some database_manager services for testing

        // Instantiate non interactive backup_controller

        $bc = new mock_backup_controller4dbops(backup::TYPE_1ACTIVITY, $this->moduleid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_GENERAL, $this->userid);

        $this->assertTrue($bc instanceof backup_controller);

        // Calculate checksum

        $checksum = $bc->calculate_checksum();

        $this->assertEquals(strlen($checksum), 32); // is one md5

        // save controller

        $recid = backup_controller_dbops::save_controller($bc, $checksum);

        $this->assertNotEmpty($recid);

        // save it again (should cause update to happen)

        $recid2 = backup_controller_dbops::save_controller($bc, $checksum);

        $this->assertNotEmpty($recid2);

        $this->assertEquals($recid, $recid2); // Same record in both save operations

        // Try incorrect checksum

        $bc = new mock_backup_controller4dbops(backup::TYPE_1ACTIVITY, $this->moduleid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_GENERAL, $this->userid);

        $checksum = $bc->calculate_checksum();

        try {

            $recid = backup_controller_dbops::save_controller($bc, 'lalala');

            $this->assertTrue(false, 'backup_dbops_exception expected');

        } catch (\Exception $e) {

            $this->assertTrue($e instanceof backup_dbops_exception);

            $this->assertEquals($e->errorcode, 'backup_controller_dbops_saving_checksum_mismatch');

        }

        // Try to save non backup_controller object

        $bc = new \stdClass();

        try {

            $recid = backup_controller_dbops::save_controller($bc, 'lalala');

            $this->assertTrue(false, 'backup_controller_exception expected');

        } catch (\Exception $e) {

            $this->assertTrue($e instanceof backup_controller_exception);

            $this->assertEquals($e->errorcode, 'backup_controller_expected');

        }

        // save and load controller (by backupid). Then compare

        $bc = new mock_backup_controller4dbops(backup::TYPE_1ACTIVITY, $this->moduleid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_GENERAL, $this->userid);

        $checksum = $bc->calculate_checksum(); // Calculate checksum

        $backupid = $bc->get_backupid();

        $this->assertEquals(strlen($backupid), 32); // is one md5

        $recid = backup_controller_dbops::save_controller($bc, $checksum); // save controller

        $newbc = backup_controller_dbops::load_controller($backupid); // load controller

        $this->assertTrue($newbc instanceof backup_controller);

        $newchecksum = $newbc->calculate_checksum();

        $this->assertEquals($newchecksum, $checksum);

        // try to load non-existing controller

        try {

            $bc = backup_controller_dbops::load_controller('1234567890');

            $this->assertTrue(false, 'backup_dbops_exception expected');

        } catch (\Exception $e) {

            $this->assertTrue($e instanceof backup_dbops_exception);

            $this->assertEquals($e->errorcode, 'backup_controller_dbops_nonexisting');

        }

        // backup_ids_temp table tests

        // If, for any reason table exists, drop it

        if ($dbman->table_exists('backup_ids_temp')) {

            $dbman->drop_table(new xmldb_table('backup_ids_temp'));

        }

        // Check backup_ids_temp table doesn't exist

        $this->assertFalse($dbman->table_exists('backup_ids_temp'));

        // Create and check it exists

        backup_controller_dbops::create_backup_ids_temp_table('testingid');

        $this->assertTrue($dbman->table_exists('backup_ids_temp'));

        // Drop and check it doesn't exists anymore

        backup_controller_dbops::drop_backup_ids_temp_table('testingid');

        $this->assertFalse($dbman->table_exists('backup_ids_temp'));

        // Test encoding/decoding of backup_ids_temp,backup_files_temp encode/decode functions.

        // We need to handle both objects and data elements.

        $object = new \stdClass();

        $object->item1 = 10;

        $object->item2 = 'a String';

        $testarray = array($object, 10, null, 'string', array('a' => 'b', 1 => 1));

        foreach ($testarray as $item) {

            $encoded = backup_controller_dbops::encode_backup_temp_info($item);

            $decoded = backup_controller_dbops::decode_backup_temp_info($encoded);

            $this->assertEquals($item, $decoded);

        }

    }

    /**

     * Check backup_includes_files

     */

    function test_backup_controller_dbops_includes_files(): void {

        global $DB;

        $dbman = $DB->get_manager(); // Going to use some database_manager services for testing

        // A MODE_GENERAL controller - this should include files

        $bc = new mock_backup_controller4dbops(backup::TYPE_1ACTIVITY, $this->moduleid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_GENERAL, $this->userid);

        $this->assertEquals(backup_controller_dbops::backup_includes_files($bc->get_backupid()), 1);

        // A MODE_IMPORT controller - should not include files

        $bc = new mock_backup_controller4dbops(backup::TYPE_1ACTIVITY, $this->moduleid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_IMPORT, $this->userid);

        $this->assertEquals(backup_controller_dbops::backup_includes_files($bc->get_backupid()), 0);

        // A MODE_SAMESITE controller - should not include files

        $bc = new mock_backup_controller4dbops(backup::TYPE_1COURSE, $this->courseid, backup::FORMAT_MOODLE,

            backup::INTERACTIVE_NO, backup::MODE_SAMESITE, $this->userid);

        $this->assertEquals(backup_controller_dbops::backup_includes_files($bc->get_backupid()), 0);

    }

}

class mock_backup_controller4dbops extends backup_controller {

    /**

     * Change standard behavior so the checksum is also stored and not onlt calculated

     */

    public function calculate_checksum() {

        $this->checksum = parent::calculate_checksum();

        return $this->checksum;

    }

}