Current File : /home/vacivi36/ava/question/bank/comment/tests/backup_test.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/>.
namespace qbank_comment;
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
require_once($CFG->dirroot . '/backup/util/includes/restore_includes.php');
require_once($CFG->dirroot. '/comment/lib.php');
/**
* Question comment backup and restore unit tests.
*
* @package qbank_comment
* @copyright 2021 Catalyst IT Australia Pty Ltd
* @author Matt Porritt <mattp@catalyst-au.net>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class backup_test extends \advanced_testcase {
/**
* @var array Data object for generating a question.
*/
protected $question1data;
/**
* @var array Data object for generating a question.
*/
protected $question2data;
/**
* @var component_generator_base Question Generator.
*/
protected $qgen;
/**
* @var core_course_category Course category.
*/
protected $category;
/**
* @var stdClass Course object.
*/
protected $course;
/**
* Set up
*/
protected function setUp(): void {
parent::setUp();
$this->resetAfterTest();
$this->setAdminUser();
// Set up custom fields.
$data = new \stdClass();
$data->component = 'qbank_comment';
$data->area = 'question';
// Question initial set up.
$this->category = $this->getDataGenerator()->create_category();
$this->course = $this->getDataGenerator()->create_course(['category' => $this->category->id]);
$context = \context_coursecat::instance($this->category->id);
$this->qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $this->qgen->create_question_category(['contextid' => $context->id]);
$this->question1data = ['category' => $qcat->id, 'idnumber' => 'q1'];
$this->question2data = ['category' => $qcat->id, 'idnumber' => 'q2'];
}
/**
* Makes a backup of the course.
*
* @param \stdClass $course The course object.
* @return string Unique identifier for this backup.
*/
protected function backup_course(\stdClass $course): string {
global $CFG, $USER;
// Turn off file logging, otherwise it can't delete the file (Windows).
$CFG->backup_file_logger_level = \backup::LOG_NONE;
// Do backup with default settings. MODE_IMPORT means it will just
// create the directory and not zip it.
$bc = new \backup_controller(\backup::TYPE_1COURSE, $course->id,
\backup::FORMAT_MOODLE, \backup::INTERACTIVE_NO, \backup::MODE_IMPORT,
$USER->id);
$backupid = $bc->get_backupid();
$bc->execute_plan();
$bc->destroy();
return $backupid;
}
/**
* Restores a backup that has been made earlier.
*
* @param string $backupid The unique identifier of the backup.
* @param string $fullname Full name of the new course that is going to be created.
* @param string $shortname Short name of the new course that is going to be created.
* @param int $categoryid The course category the backup is going to be restored in.
* @return int The new course id.
*/
protected function restore_course(string $backupid, string $fullname, string $shortname, int $categoryid): int {
global $CFG, $USER;
// Turn off file logging, otherwise it can't delete the file (Windows).
$CFG->backup_file_logger_level = \backup::LOG_NONE;
// Do restore to new course with default settings.
$newcourseid = \restore_dbops::create_new_course($fullname, $shortname, $categoryid);
$rc = new \restore_controller($backupid, $newcourseid,
\backup::INTERACTIVE_NO, \backup::MODE_GENERAL, $USER->id,
\backup::TARGET_NEW_COURSE);
$rc->execute_precheck();
$rc->execute_plan();
$rc->destroy();
return $newcourseid;
}
/**
* Test comments attached to questions persist
* across the backup and restore process.
*/
public function test_backup_restore() {
global $DB, $CFG;
require_once($CFG->dirroot . '/comment/lib.php');
$this->resetAfterTest();
$this->setAdminUser();
$courseshortname = $this->course->shortname;
$coursefullname = $this->course->fullname;
// Create 2 questions.
$question1 = $this->qgen->create_question('shortanswer', null, $this->question1data);
$question2 = $this->qgen->create_question('shortanswer', null, $this->question2data);
// Add comments to the questions.
$args = new \stdClass;
$args->context = \context_system::instance();
$args->course = $this->course;
$args->area = 'question';
$args->itemid = $question1->id;
$args->component = 'qbank_comment';
$args->linktext = get_string('commentheader', 'qbank_comment');
$args->notoggle = true;
$args->autostart = true;
$args->displaycancel = false;
// Two comments for question 1.
$commentobj1 = new \comment($args);
$commentobj1->add('new \comment for question 1 _ 1');
$comment1 = $commentobj1->add('new \comment for question 1 _ 2');
// One comment for question 2.
$args->itemid = $question2->id;
$commentobj2 = new \comment($args);
$comment2 = $commentobj2->add('new \comment for question 2');
// Create a quiz and the questions to that.
$quiz = $this->getDataGenerator()->create_module(
'quiz', ['course' => $this->course->id, 'name' => 'restored_quiz']);
quiz_add_quiz_question($question1->id, $quiz);
quiz_add_quiz_question($question2->id, $quiz);
// Backup the course.
$backupid = $this->backup_course($this->course);
// Now delete everything.
delete_course($this->course, false);
question_delete_question($question1->id);
question_delete_question($question2->id);
// Check the comment data for the questions has also gone.
$DB->record_exists('comments', ['id' => $comment1->id]);
$this->assertFalse($DB->record_exists('comments', ['id' => $comment1->id]));
$this->assertFalse($DB->record_exists('comments', ['id' => $comment2->id]));
// Restore the backup we had made earlier into a new course.
$newcategory = $this->getDataGenerator()->create_category();
$this->restore_course($backupid, $coursefullname, $courseshortname . '_2', $newcategory->id);
// The questions and their associated comments should have been restored.
$sql =
'SELECT q.*
FROM {question} q
JOIN {question_versions} qv ON qv.questionid = q.id
JOIN {question_bank_entries} qbe ON qbe.id = qv.questionbankentryid
WHERE qbe.idnumber = ?';
$newquestion1 = $DB->get_record_sql($sql, ['idnumber' => 'q1']);
$args->itemid = $newquestion1->id;
$commentobj = new \comment($args);
$this->assertEquals($commentobj->count(), 2);
$newquestion2 = $DB->get_record_sql($sql, ['idnumber' => 'q2']);
$args->itemid = $newquestion2->id;
$commentobj = new \comment($args);
$this->assertEquals($commentobj->count(), 1);
}
}
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