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moodle/backup/moodle2/tests/moodle2_test.php

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<?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/>.
/**
* Tests for Moodle 2 format backup operation.
*
* @package core_backup
* @copyright 2014 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
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->libdir . '/completionlib.php');
/**
* Tests for Moodle 2 format backup operation.
*
* @package core_backup
* @copyright 2014 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class core_backup_moodle2_testcase extends advanced_testcase {
/**
* Tests the availability field on modules and sections is correctly
* backed up and restored.
*/
public function test_backup_availability() {
global $DB, $CFG;
$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;
// Create a course with some availability data set.
$generator = $this->getDataGenerator();
$course = $generator->create_course(
array('format' => 'topics', 'numsections' => 3,
'enablecompletion' => COMPLETION_ENABLED),
array('createsections' => true));
$forum = $generator->create_module('forum', array(
'course' => $course->id));
$forum2 = $generator->create_module('forum', array(
'course' => $course->id, 'completion' => COMPLETION_TRACKING_MANUAL));
// We need a grade, easiest is to add an assignment.
$assignrow = $generator->create_module('assign', array(
'course' => $course->id));
$assign = new assign(context_module::instance($assignrow->cmid), false, false);
$item = $assign->get_grade_item();
// Make a test grouping as well.
$grouping = $generator->create_grouping(array('courseid' => $course->id,
'name' => 'Grouping!'));
$availability = '{"op":"|","show":false,"c":[' .
'{"type":"completion","cm":' . $forum2->cmid .',"e":1},' .
'{"type":"grade","id":' . $item->id . ',"min":4,"max":94},' .
'{"type":"grouping","id":' . $grouping->id . '}' .
']}';
$DB->set_field('course_modules', 'availability', $availability, array(
'id' => $forum->cmid));
$DB->set_field('course_sections', 'availability', $availability, array(
'course' => $course->id, 'section' => 1));
// Backup and restore it.
$newcourseid = $this->backup_and_restore($course);
// Check settings in new course.
$modinfo = get_fast_modinfo($newcourseid);
$forums = array_values($modinfo->get_instances_of('forum'));
$assigns = array_values($modinfo->get_instances_of('assign'));
$newassign = new assign(context_module::instance($assigns[0]->id), false, false);
$newitem = $newassign->get_grade_item();
$newgroupingid = $DB->get_field('groupings', 'id', array('courseid' => $newcourseid));
// Expected availability should have new ID for the forum, grade, and grouping.
$newavailability = str_replace(
'"grouping","id":' . $grouping->id,
'"grouping","id":' . $newgroupingid,
str_replace(
'"grade","id":' . $item->id,
'"grade","id":' . $newitem->id,
str_replace(
'"cm":' . $forum2->cmid,
'"cm":' . $forums[1]->id,
$availability)));
$this->assertEquals($newavailability, $forums[0]->availability);
$this->assertNull($forums[1]->availability);
$this->assertEquals($newavailability, $modinfo->get_section_info(1, MUST_EXIST)->availability);
$this->assertNull($modinfo->get_section_info(2, MUST_EXIST)->availability);
}
/**
* The availability data format was changed in Moodle 2.7. This test
* ensures that a Moodle 2.6 backup with this data can still be correctly
* restored.
*/
public function test_restore_legacy_availability() {
global $DB, $USER, $CFG;
require_once($CFG->dirroot . '/grade/querylib.php');
require_once($CFG->libdir . '/completionlib.php');
$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;
// Extract backup file.
$backupid = 'abc';
$backuppath = make_backup_temp_directory($backupid);
get_file_packer('application/vnd.moodle.backup')->extract_to_pathname(
__DIR__ . '/fixtures/availability_26_format.mbz', $backuppath);
// Do restore to new course with default settings.
$generator = $this->getDataGenerator();
$categoryid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}");
$newcourseid = restore_dbops::create_new_course(
'Test fullname', 'Test shortname', $categoryid);
$rc = new restore_controller($backupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);
$thrown = null;
try {
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
} catch (Exception $e) {
$thrown = $e;
// Because of the PHPUnit exception behaviour in this situation, we
// will not see this message unless it is explicitly echoed (just
// using it in a fail() call or similar will not work).
echo "\n\nEXCEPTION: " . $thrown->getMessage() . '[' .
$thrown->getFile() . ':' . $thrown->getLine(). "]\n\n";
}
$this->assertNull($thrown);
// Get information about the resulting course and check that it is set
// up correctly.
$modinfo = get_fast_modinfo($newcourseid);
$pages = array_values($modinfo->get_instances_of('page'));
$forums = array_values($modinfo->get_instances_of('forum'));
$quizzes = array_values($modinfo->get_instances_of('quiz'));
$grouping = $DB->get_record('groupings', array('courseid' => $newcourseid));
// FROM date.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"date","d":">=","t":1893456000}]}',
$pages[1]->availability);
// UNTIL date.
$this->assertEquals(
'{"op":"&","showc":[false],"c":[{"type":"date","d":"<","t":1393977600}]}',
$pages[2]->availability);
// FROM and UNTIL.
$this->assertEquals(
'{"op":"&","showc":[true,false],"c":[' .
'{"type":"date","d":">=","t":1449705600},' .
'{"type":"date","d":"<","t":1893456000}' .
']}',
$pages[3]->availability);
// Grade >= 75%.
$grades = array_values(grade_get_grade_items_for_activity($quizzes[0], true));
$gradeid = $grades[0]->id;
$coursegrade = grade_item::fetch_course_item($newcourseid);
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"grade","id":' . $gradeid . ',"min":75}]}',
$pages[4]->availability);
// Grade < 25%.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"grade","id":' . $gradeid . ',"max":25}]}',
$pages[5]->availability);
// Grade 90-100%.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"grade","id":' . $gradeid . ',"min":90,"max":100}]}',
$pages[6]->availability);
// Email contains frog.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"profile","op":"contains","sf":"email","v":"frog"}]}',
$pages[7]->availability);
// Page marked complete..
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"completion","cm":' . $pages[0]->id .
',"e":' . COMPLETION_COMPLETE . '}]}',
$pages[8]->availability);
// Quiz complete but failed.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"completion","cm":' . $quizzes[0]->id .
',"e":' . COMPLETION_COMPLETE_FAIL . '}]}',
$pages[9]->availability);
// Quiz complete and succeeded.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"completion","cm":' . $quizzes[0]->id .
',"e":' . COMPLETION_COMPLETE_PASS. '}]}',
$pages[10]->availability);
// Quiz not complete.
$this->assertEquals(
'{"op":"&","showc":[true],"c":[{"type":"completion","cm":' . $quizzes[0]->id .
',"e":' . COMPLETION_INCOMPLETE . '}]}',
$pages[11]->availability);
// Grouping.
$this->assertEquals(
'{"op":"&","showc":[false],"c":[{"type":"grouping","id":' . $grouping->id . '}]}',
$pages[12]->availability);
// All the options.
$this->assertEquals('{"op":"&",' .
'"showc":[false,true,false,true,true,true,true,true,true],' .
'"c":[' .
'{"type":"grouping","id":' . $grouping->id . '},' .
'{"type":"date","d":">=","t":1488585600},' .
'{"type":"date","d":"<","t":1709510400},' .
'{"type":"profile","op":"contains","sf":"email","v":"@"},' .
'{"type":"profile","op":"contains","sf":"city","v":"Frogtown"},' .
'{"type":"grade","id":' . $gradeid . ',"min":30,"max":35},' .
'{"type":"grade","id":' . $coursegrade->id . ',"min":5,"max":10},' .
'{"type":"completion","cm":' . $pages[0]->id . ',"e":' . COMPLETION_COMPLETE . '},' .
'{"type":"completion","cm":' . $quizzes[0]->id .',"e":' . COMPLETION_INCOMPLETE . '}' .
']}', $pages[13]->availability);
// Group members only forum.
$this->assertEquals(
'{"op":"&","showc":[false],"c":[{"type":"group"}]}',
$forums[0]->availability);
// Section with lots of conditions.
$this->assertEquals(
'{"op":"&","showc":[false,false,false,false],"c":[' .
'{"type":"date","d":">=","t":1417737600},' .
'{"type":"profile","op":"contains","sf":"email","v":"@"},' .
'{"type":"grade","id":' . $gradeid . ',"min":20},' .
'{"type":"completion","cm":' . $pages[0]->id . ',"e":' . COMPLETION_COMPLETE . '}]}',
$modinfo->get_section_info(3)->availability);
// Section with grouping.
$this->assertEquals(
'{"op":"&","showc":[false],"c":[{"type":"grouping","id":' . $grouping->id . '}]}',
$modinfo->get_section_info(4)->availability);
}
/**
* Tests the backup and restore of single activity to same course (duplicate)
* when it contains availability conditions that depend on other items in
* course.
*/
public function test_duplicate_availability() {
global $DB, $CFG;
$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;
// Create a course with completion enabled and 2 forums.
$generator = $this->getDataGenerator();
$course = $generator->create_course(
array('format' => 'topics', 'enablecompletion' => COMPLETION_ENABLED));
$forum = $generator->create_module('forum', array(
'course' => $course->id));
$forum2 = $generator->create_module('forum', array(
'course' => $course->id, 'completion' => COMPLETION_TRACKING_MANUAL));
// We need a grade, easiest is to add an assignment.
$assignrow = $generator->create_module('assign', array(
'course' => $course->id));
$assign = new assign(context_module::instance($assignrow->cmid), false, false);
$item = $assign->get_grade_item();
// Make a test group and grouping as well.
$group = $generator->create_group(array('courseid' => $course->id,
'name' => 'Group!'));
$grouping = $generator->create_grouping(array('courseid' => $course->id,
'name' => 'Grouping!'));
// Set the forum to have availability conditions on all those things,
// plus some that don't exist or are special values.
$availability = '{"op":"|","show":false,"c":[' .
'{"type":"completion","cm":' . $forum2->cmid .',"e":1},' .
'{"type":"completion","cm":99999999,"e":1},' .
'{"type":"grade","id":' . $item->id . ',"min":4,"max":94},' .
'{"type":"grade","id":99999998,"min":4,"max":94},' .
'{"type":"grouping","id":' . $grouping->id . '},' .
'{"type":"grouping","id":99999997},' .
'{"type":"group","id":' . $group->id . '},' .
'{"type":"group"},' .
'{"type":"group","id":99999996}' .
']}';
$DB->set_field('course_modules', 'availability', $availability, array(
'id' => $forum->cmid));
// Duplicate it.
$newcmid = $this->duplicate($course, $forum->cmid);
// For those which still exist on the course we expect it to keep using
// the real ID. For those which do not exist on the course any more
// (e.g. simulating backup/restore of single activity between 2 courses)
// we expect the IDs to be replaced with marker value: 0 for cmid
// and grade, -1 for group/grouping.
$expected = str_replace(
array('99999999', '99999998', '99999997', '99999996'),
array(0, 0, -1, -1),
$availability);
// Check settings in new activity.
$actual = $DB->get_field('course_modules', 'availability', array('id' => $newcmid));
$this->assertEquals($expected, $actual);
}
/**
* When restoring a course, you can change the start date, which shifts other
* dates. This test checks that certain dates are correctly modified.
*/
public function test_restore_dates() {
global $DB, $CFG;
$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
// Create a course with specific start date.
$generator = $this->getDataGenerator();
$course = $generator->create_course(array(
'startdate' => strtotime('1 Jan 2014 00:00 GMT'),
'enddate' => strtotime('3 Aug 2014 00:00 GMT')
));
// Add a forum with conditional availability date restriction, including
// one of them nested inside a tree.
$availability = '{"op":"&","showc":[true,true],"c":[' .
'{"op":"&","c":[{"type":"date","d":">=","t":DATE1}]},' .
'{"type":"date","d":"<","t":DATE2}]}';
$before = str_replace(
array('DATE1', 'DATE2'),
array(strtotime('1 Feb 2014 00:00 GMT'), strtotime('10 Feb 2014 00:00 GMT')),
$availability);
$forum = $generator->create_module('forum', array('course' => $course->id,
'availability' => $before));
// Add an assign with defined start date.
$assign = $generator->create_module('assign', array('course' => $course->id,
'allowsubmissionsfromdate' => strtotime('7 Jan 2014 16:00 GMT')));
// Do backup and restore.
$newcourseid = $this->backup_and_restore($course, strtotime('3 Jan 2015 00:00 GMT'));
$newcourse = $DB->get_record('course', array('id' => $newcourseid));
$this->assertEquals(strtotime('5 Aug 2015 00:00 GMT'), $newcourse->enddate);
$modinfo = get_fast_modinfo($newcourseid);
// Check forum dates are modified by the same amount as the course start.
$newforums = $modinfo->get_instances_of('forum');
$newforum = reset($newforums);
$after = str_replace(
array('DATE1', 'DATE2'),
array(strtotime('3 Feb 2015 00:00 GMT'), strtotime('12 Feb 2015 00:00 GMT')),
$availability);
$this->assertEquals($after, $newforum->availability);
// Check assign date.
$newassigns = $modinfo->get_instances_of('assign');
$newassign = reset($newassigns);
$this->assertEquals(strtotime('9 Jan 2015 16:00 GMT'), $DB->get_field(
'assign', 'allowsubmissionsfromdate', array('id' => $newassign->instance)));
}
/**
* Test front page backup/restore and duplicate activities
* @return void
*/
public function test_restore_frontpage() {
global $DB, $CFG, $USER;
$this->resetAfterTest(true);
$this->setAdminUser();
$generator = $this->getDataGenerator();
$frontpage = $DB->get_record('course', array('id' => SITEID));
$forum = $generator->create_module('forum', array('course' => $frontpage->id));
// Activities can be duplicated.
$this->duplicate($frontpage, $forum->cmid);
$modinfo = get_fast_modinfo($frontpage);
$this->assertEquals(2, count($modinfo->get_instances_of('forum')));
// Front page backup.
$frontpagebc = new backup_controller(backup::TYPE_1COURSE, $frontpage->id,
backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_IMPORT,
$USER->id);
$frontpagebackupid = $frontpagebc->get_backupid();
$frontpagebc->execute_plan();
$frontpagebc->destroy();
$course = $generator->create_course();
$newcourseid = restore_dbops::create_new_course(
$course->fullname . ' 2', $course->shortname . '_2', $course->category);
// Other course backup.
$bc = new backup_controller(backup::TYPE_1COURSE, $course->id,
backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_IMPORT,
$USER->id);
$otherbackupid = $bc->get_backupid();
$bc->execute_plan();
$bc->destroy();
// We can only restore a front page over the front page.
$rc = new restore_controller($frontpagebackupid, $course->id,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_CURRENT_ADDING);
$this->assertFalse($rc->execute_precheck());
$rc->destroy();
$rc = new restore_controller($frontpagebackupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);
$this->assertFalse($rc->execute_precheck());
$rc->destroy();
$rc = new restore_controller($frontpagebackupid, $frontpage->id,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_CURRENT_ADDING);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// We can't restore a non-front page course on the front page course.
$rc = new restore_controller($otherbackupid, $frontpage->id,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_CURRENT_ADDING);
$this->assertFalse($rc->execute_precheck());
$rc->destroy();
$rc = new restore_controller($otherbackupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
}
/**
* Backs a course up and restores it.
*
* @param stdClass $course Course object to backup
* @param int $newdate If non-zero, specifies custom date for new course
* @param callable|null $inbetween If specified, function that is called before restore
* @return int ID of newly restored course
*/
protected function backup_and_restore($course, $newdate = 0, $inbetween = null) {
global $USER, $CFG;
// 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();
$bc->destroy();
if ($inbetween) {
$inbetween($backupid);
}
// Do restore to new course with default settings.
$newcourseid = restore_dbops::create_new_course(
$course->fullname, $course->shortname . '_2', $course->category);
$rc = new restore_controller($backupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);
if ($newdate) {
$rc->get_plan()->get_setting('course_startdate')->set_value($newdate);
}
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
return $newcourseid;
}
/**
* Duplicates a single activity within a course.
*
* This is based on the code from course/modduplicate.php, but reduced for
* simplicity.
*
* @param stdClass $course Course object
* @param int $cmid Activity to duplicate
* @return int ID of new activity
*/
protected function duplicate($course, $cmid) {
global $USER;
// Do backup.
$bc = new backup_controller(backup::TYPE_1ACTIVITY, $cmid, backup::FORMAT_MOODLE,
backup::INTERACTIVE_NO, backup::MODE_IMPORT, $USER->id);
$backupid = $bc->get_backupid();
$bc->execute_plan();
$bc->destroy();
// Do restore.
$rc = new restore_controller($backupid, $course->id,
backup::INTERACTIVE_NO, backup::MODE_IMPORT, $USER->id, backup::TARGET_CURRENT_ADDING);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
// Find cmid.
$tasks = $rc->get_plan()->get_tasks();
$cmcontext = context_module::instance($cmid);
$newcmid = 0;
foreach ($tasks as $task) {
if (is_subclass_of($task, 'restore_activity_task')) {
if ($task->get_old_contextid() == $cmcontext->id) {
$newcmid = $task->get_moduleid();
break;
}
}
}
$rc->destroy();
if (!$newcmid) {
throw new coding_exception('Unexpected: failure to find restored cmid');
}
return $newcmid;
}
/**
* Help function for enrolment methods backup/restore tests:
*
* - Creates a course ($course), adds self-enrolment method and a user
* - Makes a backup
* - Creates a target course (if requested) ($newcourseid)
* - Initialises restore controller for this backup file ($rc)
*
* @param int $target target for restoring: backup::TARGET_NEW_COURSE etc.
* @param array $additionalcaps - additional capabilities to give to user
* @return array array of original course, new course id, restore controller: [$course, $newcourseid, $rc]
*/
protected function prepare_for_enrolments_test($target, $additionalcaps = []) {
global $CFG, $DB;
$this->resetAfterTest(true);
// Turn off file logging, otherwise it can't delete the file (Windows).
$CFG->backup_file_logger_level = backup::LOG_NONE;
$user = $this->getDataGenerator()->create_user();
$roleidcat = create_role('Category role', 'dummyrole1', 'dummy role description');
$course = $this->getDataGenerator()->create_course();
// Enable instance of self-enrolment plugin (it should already be present) and enrol a student with it.
$selfplugin = enrol_get_plugin('self');
$selfinstance = $DB->get_record('enrol', array('courseid' => $course->id, 'enrol' => 'self'));
$studentrole = $DB->get_record('role', array('shortname' => 'student'));
$selfplugin->update_status($selfinstance, ENROL_INSTANCE_ENABLED);
$selfplugin->enrol_user($selfinstance, $user->id, $studentrole->id);
// Give current user capabilities to do backup and restore and assign student role.
$categorycontext = context_course::instance($course->id)->get_parent_context();
$caps = array_merge([
'moodle/course:view',
'moodle/course:create',
'moodle/backup:backupcourse',
'moodle/backup:configure',
'moodle/backup:backuptargetimport',
'moodle/restore:restorecourse',
'moodle/role:assign',
'moodle/restore:configure',
], $additionalcaps);
foreach ($caps as $cap) {
assign_capability($cap, CAP_ALLOW, $roleidcat, $categorycontext);
}
core_role_set_assign_allowed($roleidcat, $studentrole->id);
role_assign($roleidcat, $user->id, $categorycontext);
accesslib_clear_all_caches_for_unit_testing();
$this->setUser($user);
// 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_SAMESITE,
$user->id);
$backupid = $bc->get_backupid();
$backupbasepath = $bc->get_plan()->get_basepath();
$bc->execute_plan();
$results = $bc->get_results();
$file = $results['backup_destination'];
$bc->destroy();
// Restore the backup immediately.
// Check if we need to unzip the file because the backup temp dir does not contains backup files.
if (!file_exists($backupbasepath . "/moodle_backup.xml")) {
$file->extract_to_pathname(get_file_packer('application/vnd.moodle.backup'), $backupbasepath);
}
if ($target == backup::TARGET_NEW_COURSE) {
$newcourseid = restore_dbops::create_new_course($course->fullname . '_2',
$course->shortname . '_2',
$course->category);
} else {
$newcourse = $this->getDataGenerator()->create_course();
$newcourseid = $newcourse->id;
}
$rc = new restore_controller($backupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_SAMESITE, $user->id, $target);
return [$course, $newcourseid, $rc];
}
/**
* Backup a course with enrolment methods and restore it without user data and without enrolment methods
*/
public function test_restore_without_users_without_enrolments() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_NEW_COURSE);
// Ensure enrolment methods will not be restored without capability.
$this->assertEquals(backup::ENROL_NEVER, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(false, $rc->get_plan()->get_setting('users')->get_value());
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Self-enrolment method was not enabled, users were not restored.
$this->assertEmpty($DB->count_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]));
$sql = "select ue.id, ue.userid, e.enrol from {user_enrolments} ue
join {enrol} e on ue.enrolid = e.id WHERE e.courseid = ?";
$enrolments = $DB->get_records_sql($sql, [$newcourseid]);
$this->assertEmpty($enrolments);
}
/**
* Backup a course with enrolment methods and restore it without user data with enrolment methods
*/
public function test_restore_without_users_with_enrolments() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_NEW_COURSE,
['moodle/course:enrolconfig']);
// Ensure enrolment methods will be restored.
$this->assertEquals(backup::ENROL_NEVER, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(false, $rc->get_plan()->get_setting('users')->get_value());
// Set "Include enrolment methods" to "Always" so they can be restored without users.
$rc->get_plan()->get_setting('enrolments')->set_value(backup::ENROL_ALWAYS);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Self-enrolment method was restored (it is enabled), users were not restored.
$enrol = $DB->get_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]);
$this->assertNotEmpty($enrol);
$sql = "select ue.id, ue.userid, e.enrol from {user_enrolments} ue
join {enrol} e on ue.enrolid = e.id WHERE e.courseid = ?";
$enrolments = $DB->get_records_sql($sql, [$newcourseid]);
$this->assertEmpty($enrolments);
}
/**
* Backup a course with enrolment methods and restore it with user data and without enrolment methods
*/
public function test_restore_with_users_without_enrolments() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_NEW_COURSE,
['moodle/backup:userinfo', 'moodle/restore:userinfo']);
// Ensure enrolment methods will not be restored without capability.
$this->assertEquals(backup::ENROL_NEVER, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(true, $rc->get_plan()->get_setting('users')->get_value());
global $qwerty;
$qwerty = 1;
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
$qwerty = 0;
// Self-enrolment method was not restored, student was restored as manual enrolment.
$this->assertEmpty($DB->count_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]));
$enrol = $DB->get_record('enrol', ['enrol' => 'manual', 'courseid' => $newcourseid]);
$this->assertEquals(1, $DB->count_records('user_enrolments', ['enrolid' => $enrol->id]));
}
/**
* Backup a course with enrolment methods and restore it with user data with enrolment methods
*/
public function test_restore_with_users_with_enrolments() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_NEW_COURSE,
['moodle/backup:userinfo', 'moodle/restore:userinfo', 'moodle/course:enrolconfig']);
// Ensure enrolment methods will be restored.
$this->assertEquals(backup::ENROL_WITHUSERS, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(true, $rc->get_plan()->get_setting('users')->get_value());
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Self-enrolment method was restored (it is enabled), student was restored.
$enrol = $DB->get_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]);
$this->assertNotEmpty($enrol);
$sql = "select ue.id, ue.userid, e.enrol from {user_enrolments} ue
join {enrol} e on ue.enrolid = e.id WHERE e.courseid = ?";
$enrolments = $DB->get_records_sql($sql, [$newcourseid]);
$this->assertEquals(1, count($enrolments));
$enrolment = reset($enrolments);
$this->assertEquals('self', $enrolment->enrol);
}
/**
* Backup a course with enrolment methods and restore it with user data with enrolment methods merging into another course
*/
public function test_restore_with_users_with_enrolments_merging() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_EXISTING_ADDING,
['moodle/backup:userinfo', 'moodle/restore:userinfo', 'moodle/course:enrolconfig']);
// Ensure enrolment methods will be restored.
$this->assertEquals(backup::ENROL_WITHUSERS, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(true, $rc->get_plan()->get_setting('users')->get_value());
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// User was restored with self-enrolment method.
$enrol = $DB->get_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]);
$this->assertNotEmpty($enrol);
$sql = "select ue.id, ue.userid, e.enrol from {user_enrolments} ue
join {enrol} e on ue.enrolid = e.id WHERE e.courseid = ?";
$enrolments = $DB->get_records_sql($sql, [$newcourseid]);
$this->assertEquals(1, count($enrolments));
$enrolment = reset($enrolments);
$this->assertEquals('self', $enrolment->enrol);
}
/**
* Backup a course with enrolment methods and restore it with user data with enrolment methods into another course deleting it's contents
*/
public function test_restore_with_users_with_enrolments_deleting() {
global $DB;
list($course, $newcourseid, $rc) = $this->prepare_for_enrolments_test(backup::TARGET_EXISTING_DELETING,
['moodle/backup:userinfo', 'moodle/restore:userinfo', 'moodle/course:enrolconfig']);
// Ensure enrolment methods will be restored.
$this->assertEquals(backup::ENROL_WITHUSERS, $rc->get_plan()->get_setting('enrolments')->get_value());
$this->assertEquals(true, $rc->get_plan()->get_setting('users')->get_value());
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Self-enrolment method was restored (it is enabled), student was restored.
$enrol = $DB->get_records('enrol', ['enrol' => 'self', 'courseid' => $newcourseid,
'status' => ENROL_INSTANCE_ENABLED]);
$this->assertNotEmpty($enrol);
$sql = "select ue.id, ue.userid, e.enrol from {user_enrolments} ue
join {enrol} e on ue.enrolid = e.id WHERE e.courseid = ?";
$enrolments = $DB->get_records_sql($sql, [$newcourseid]);
$this->assertEquals(1, count($enrolments));
$enrolment = reset($enrolments);
$this->assertEquals('self', $enrolment->enrol);
}
/**
* Test the block instance time fields (timecreated, timemodified) through a backup and restore.
*/
public function test_block_instance_times_backup() {
global $DB;
$this->resetAfterTest();
$this->setAdminUser();
$generator = $this->getDataGenerator();
// Create course and add HTML block.
$course = $generator->create_course();
$context = context_course::instance($course->id);
$page = new moodle_page();
$page->set_context($context);
$page->set_course($course);
$page->set_pagelayout('standard');
$page->set_pagetype('course-view');
$page->blocks->load_blocks();
$page->blocks->add_block_at_end_of_default_region('html');
// Update (hack in database) timemodified and timecreated to specific values for testing.
$blockdata = $DB->get_record('block_instances',
['blockname' => 'html', 'parentcontextid' => $context->id]);
$originalblockid = $blockdata->id;
$blockdata->timecreated = 12345;
$blockdata->timemodified = 67890;
$DB->update_record('block_instances', $blockdata);
// Do backup and restore.
$newcourseid = $this->backup_and_restore($course);
// Confirm that values were transferred correctly into HTML block on new course.
$newcontext = context_course::instance($newcourseid);
$blockdata = $DB->get_record('block_instances',
['blockname' => 'html', 'parentcontextid' => $newcontext->id]);
$this->assertEquals(12345, $blockdata->timecreated);
$this->assertEquals(67890, $blockdata->timemodified);
// Simulate what happens with an older backup that doesn't have those fields, by removing
// them from the backup before doing a restore.
$before = time();
$newcourseid = $this->backup_and_restore($course, 0, function($backupid) use($originalblockid) {
global $CFG;
$path = $CFG->dataroot . '/temp/backup/' . $backupid . '/course/blocks/html_' .
$originalblockid . '/block.xml';
$xml = file_get_contents($path);
$xml = preg_replace('~<timecreated>.*?</timemodified>~s', '', $xml);
file_put_contents($path, $xml);
});
$after = time();
// The fields not specified should default to current time.
$newcontext = context_course::instance($newcourseid);
$blockdata = $DB->get_record('block_instances',
['blockname' => 'html', 'parentcontextid' => $newcontext->id]);
$this->assertTrue($before <= $blockdata->timecreated && $after >= $blockdata->timecreated);
$this->assertTrue($before <= $blockdata->timemodified && $after >= $blockdata->timemodified);
}
/**
* When you restore a site with global search (or search indexing) turned on, then it should
* add entries to the search index requests table so that the data gets indexed.
*/
public function test_restore_search_index_requests() {
global $DB, $CFG, $USER;
$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableglobalsearch = true;
// Create a course.
$generator = $this->getDataGenerator();
$course = $generator->create_course();
// Add a forum.
$forum = $generator->create_module('forum', ['course' => $course->id]);
// Add a block.
$context = context_course::instance($course->id);
$page = new moodle_page();
$page->set_context($context);
$page->set_course($course);
$page->set_pagelayout('standard');
$page->set_pagetype('course-view');
$page->blocks->load_blocks();
$page->blocks->add_block_at_end_of_default_region('html');
// Initially there should be no search index requests.
$this->assertEquals(0, $DB->count_records('search_index_requests'));
// Do backup and restore.
$newcourseid = $this->backup_and_restore($course);
// Now the course should be requested for index (all search areas).
$newcontext = context_course::instance($newcourseid);
$requests = array_values($DB->get_records('search_index_requests'));
$this->assertCount(1, $requests);
$this->assertEquals($newcontext->id, $requests[0]->contextid);
$this->assertEquals('', $requests[0]->searcharea);
get_fast_modinfo($newcourseid);
// Backup the new course...
$CFG->backup_file_logger_level = backup::LOG_NONE;
$bc = new backup_controller(backup::TYPE_1COURSE, $newcourseid,
backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_IMPORT,
$USER->id);
$backupid = $bc->get_backupid();
$bc->execute_plan();
$bc->destroy();
// Restore it on top of old course (should duplicate the forum).
$rc = new restore_controller($backupid, $course->id,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_EXISTING_ADDING);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Get the forums now on the old course.
$modinfo = get_fast_modinfo($course->id);
$forums = $modinfo->get_instances_of('forum');
$this->assertCount(2, $forums);
// The newer one will be the one with larger ID. (Safe to assume for unit test.)
$biggest = null;
foreach ($forums as $forum) {
if ($biggest === null || $biggest->id < $forum->id) {
$biggest = $forum;
}
}
$restoredforumcontext = \context_module::instance($biggest->id);
// Get the HTML blocks now on the old course.
$blockdata = array_values($DB->get_records('block_instances',
['blockname' => 'html', 'parentcontextid' => $context->id], 'id DESC'));
$restoredblockcontext = \context_block::instance($blockdata[0]->id);
// Check that we have requested index update on both the module and the block.
$requests = array_values($DB->get_records('search_index_requests', null, 'id'));
$this->assertCount(3, $requests);
$this->assertEquals($restoredblockcontext->id, $requests[1]->contextid);
$this->assertEquals('', $requests[1]->searcharea);
$this->assertEquals($restoredforumcontext->id, $requests[2]->contextid);
$this->assertEquals('', $requests[2]->searcharea);
}
/**
* The Question category hierarchical structure was changed in Moodle 3.5.
* From 3.5, all question categories in each context are a child of a single top level question category for that context.
* This test ensures that both Moodle 3.4 and 3.5 backups can still be correctly restored.
*/
public function test_restore_question_category_34_35() {
global $DB, $USER, $CFG;
$this->resetAfterTest(true);
$this->setAdminUser();
$backupfiles = array('question_category_34_format', 'question_category_35_format');
foreach ($backupfiles as $backupfile) {
// Extract backup file.
$backupid = $backupfile;
$backuppath = make_backup_temp_directory($backupid);
get_file_packer('application/vnd.moodle.backup')->extract_to_pathname(
__DIR__ . "/fixtures/$backupfile.mbz", $backuppath);
// Do restore to new course with default settings.
$categoryid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}");
$newcourseid = restore_dbops::create_new_course(
'Test fullname', 'Test shortname', $categoryid);
$rc = new restore_controller($backupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);
$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();
// Get information about the resulting course and check that it is set up correctly.
$modinfo = get_fast_modinfo($newcourseid);
$quizzes = array_values($modinfo->get_instances_of('quiz'));
$contexts = $quizzes[0]->context->get_parent_contexts(true);
$topcategorycount = [];
foreach ($contexts as $context) {
$cats = $DB->get_records('question_categories', array('contextid' => $context->id), 'parent', 'id, name, parent');
// Make sure all question categories that were inside the backup file were restored correctly.
if ($context->contextlevel == CONTEXT_COURSE) {
$this->assertEquals(['top', 'Default for C101'], array_column($cats, 'name'));
} else if ($context->contextlevel == CONTEXT_MODULE) {
$this->assertEquals(['top', 'Default for Q1'], array_column($cats, 'name'));
}
$topcategorycount[$context->id] = 0;
foreach ($cats as $cat) {
if (!$cat->parent) {
$topcategorycount[$context->id]++;
}
}
// Make sure there is a single top level category in this context.
if ($cats) {
$this->assertEquals(1, $topcategorycount[$context->id]);
}
}
}
}
}