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1 efrain 1
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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/**
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 * BBB Library tests class.
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 *
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 * @package   mod_bigbluebuttonbn
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 * @copyright 2018 - present, Blindside Networks Inc
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 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @author    Laurent David (laurent@call-learning.fr)
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 */
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namespace mod_bigbluebuttonbn;
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use mod_bigbluebuttonbn\test\testcase_helper_trait;
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use restore_date_testcase;
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use stdClass;
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defined('MOODLE_INTERNAL') || die();
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global $CFG;
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require_once($CFG->libdir . "/phpunit/classes/restore_date_testcase.php");
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/**
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 * BBB Library tests class.
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 *
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 * @package   mod_bigbluebuttonbn
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 * @copyright 2018 - present, Blindside Networks Inc
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 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @author    Laurent David (laurent@call-learning.fr)
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 * @covers \backup_bigbluebuttonbn_activity_task
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 * @covers \restore_bigbluebuttonbn_activity_task
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 */
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class backup_restore_test extends restore_date_testcase {
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    use testcase_helper_trait;
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    /**
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     * Setup
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     */
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    public function setUp(): void {
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        parent::setUp();
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    }
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    /**
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     * All instance types
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     */
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    const ALL_TYPES = [
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        'Instance Type ALL' => instance::TYPE_ALL,
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        'Instance Type Recording Only' => instance::TYPE_RECORDING_ONLY,
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        'Instance Room Only' => instance::TYPE_ROOM_ONLY
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    ];
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    /**
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     * Test backup restore (basic)
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     */
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    public function test_backup_restore(): void {
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        global $DB;
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        $this->resetAfterTest();
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        $bbactivity = [];
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        foreach (self::ALL_TYPES as $key => $type) {
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            list($bbactivitycontext, $bbactivitycm, $bbactivity[$type])
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                = $this->create_instance($this->get_course(), ['type' => $type]);
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        }
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        $newcourseid = $this->backup_and_restore($this->get_course());
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        foreach (self::ALL_TYPES as $key => $type) {
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            $newbbb =
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                $DB->get_record('bigbluebuttonbn', ['course' => $newcourseid, 'type' => $type], '*', MUST_EXIST);
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            // One record.
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            $this->assert_bbb_activities_same($bbactivity[$type], $newbbb);
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            $this->assertEquals($bbactivity[$type]->meetingid, $newbbb->meetingid);
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        }
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    }
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    /**
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     * @var $RECORDINGS_DATA array fake recording data.
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     */
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    const RECORDINGS_DATA = [
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        ['name' => 'Recording 1'],
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        ['name' => 'Recording 2'],
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    ];
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    /**
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     * Check backup restore with recordings
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     *
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     */
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    public function test_backup_restore_with_recordings(): void {
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        global $DB;
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        $this->resetAfterTest();
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        $this->initialise_mock_server();
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        set_config('bigbluebuttonbn_importrecordings_enabled', 1);
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        // This is for imported recording.
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        $generator = $this->getDataGenerator();
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        $othercourse = $generator->create_course();
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        $otherbbbactivities = [];
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        $recordingstoimport = [];
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        list('activity' => $otherbbbactivities[], 'recordings' => $recordings) =
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            $this->create_activity_with_recordings($othercourse,
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                instance::TYPE_ALL, self::RECORDINGS_DATA
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            );
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        $recordingstoimport = array_merge($recordingstoimport, $recordings);
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        list('activity' => $otherbbbactivities[], 'recordings' => $recordings) =
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            $this->create_activity_with_recordings($this->get_course(),
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                instance::TYPE_ALL, self::RECORDINGS_DATA
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            );
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        $recordingstoimport = array_merge($recordingstoimport, $recordings);
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        // Create a set of recordings and imported recordings.
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        // We have nbrecording per bb activity, except for roomonly recordings which have the imported recordings.
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        $bbactivity = [];
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        foreach (self::ALL_TYPES as $key => $type) {
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            $bbactivity[$type] = $this->getDataGenerator()->create_module(
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                'bigbluebuttonbn',
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                ['course' => $this->get_course()->id, 'type' => $type, 'name' => 'BBB Activity:' . $key],
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                ['visible' => true]
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            );
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            $instance = instance::get_from_instanceid($bbactivity[$type]->id);
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            // Create recording except for TYPE_RECORDING_ONLY Only.
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            if ($instance->is_feature_enabled('showroom')) {
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                $this->create_recordings_for_instance(instance::get_from_instanceid($bbactivity[$type]->id),
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                    self::RECORDINGS_DATA);
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            }
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            // Then import the recordings into the instance.
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            if ($instance->is_feature_enabled('importrecordings')) {
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                foreach ($recordingstoimport as $rec) {
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                    $rentity = recording::get_record(['id' => $rec->id]);
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                    if ($rentity->get('bigbluebuttonbnid') != $instance->get_instance_id()) {
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                        $rentity->create_imported_recording($instance);
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                    }
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                }
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            }
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        }
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        // Backup and restore steps.
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        $nbrecordings = count(self::RECORDINGS_DATA);
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        $newcourseid = $this->backup_and_restore($this->get_course());
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        // Now checks.
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        foreach (self::ALL_TYPES as $key => $type) {
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            $newbbb =
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                $DB->get_record('bigbluebuttonbn',
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                    ['course' => $newcourseid, 'type' => $type, 'name' => 'BBB Activity:' . $key],
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                    '*',
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                    MUST_EXIST); // One record.
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            $this->assert_bbb_activities_same($bbactivity[$type], $newbbb);
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            $newinstance = instance::get_from_instanceid($newbbb->id);
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            $instancerecordings = $newinstance->get_recordings();
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            // Type ROOM_ONLY & TYPE_ALL : all assigned recordings (NB_RECORDINGS).
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            // Type TYPE_RECORDING_ONLY: all recordings from this course (i.e.
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            // existing recording (NB_RECORDING) + ROOM_ONLY(NB_RECORDING)  + TYPE_ALL (NB_RECORDING)).
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            $expectedcount = $type == instance::TYPE_RECORDING_ONLY ? $nbrecordings * 3 : $nbrecordings;
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            // Type ROOM_ONLY & TYPE_ALL : The imported recording (NB_RECORDING*2 here)
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            // Type TYPE_RECORDING_ONLY: imported recordings we add the imported recording from the other activity (TYPE_ALL).
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            $expectedcount += $type == instance::TYPE_RECORDING_ONLY ? count($recordingstoimport) : 0;
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            // We managed to import recording in this activity, so let's add them.
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            $expectedcount += $newinstance->is_feature_enabled('importrecordings') ? count($recordingstoimport) : 0;
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            $this->assertCount($expectedcount,
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                $instancerecordings, 'Wrong count for instance Type:' . $key);
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            // Then check imported recordings.
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            foreach ($instancerecordings as $rec) {
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                if ($rec->get('imported')) {
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                    $importeddata = json_decode($rec->get('importeddata'));
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                    $this->assertNotEmpty($importeddata);
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                }
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            }
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        }
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    }
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    /**
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     * Check duplicating activity does not duplicate meeting id
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     *
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     * @dataProvider bbb_type_provider
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     */
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    public function test_duplicate_module_no_meetingid(int $type): void {
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        list($bbactivitycontext, $bbactivitycm, $bbactivity)
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            = $this->create_instance($this->get_course(), ['type' => $type]);
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        $newcm = duplicate_module($this->get_course(), $bbactivitycm);
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        $oldinstance = instance::get_from_cmid($bbactivitycm->id);
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        $newinstance = instance::get_from_cmid($newcm->id);
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        $this->assertNotEquals($oldinstance->get_instance_var('meetingid'), $newinstance->get_instance_var('meetingid'));
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    }
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    /**
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     * Check that using the recycle bin keeps the meeting id
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     *
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     * @dataProvider bbb_type_provider
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     */
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    public function test_recycle_module_keep_meetingid(int $type): void {
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        list($bbactivitycontext, $bbactivitycm, $bbactivity)
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            = $this->create_instance($this->get_course(), ['type' => $type]);
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        // Delete the course module.
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        course_delete_module($bbactivitycm->id);
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        // Now, run the course module deletion adhoc task.
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        \phpunit_util::run_all_adhoc_tasks();
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        $currentinstances = instance::get_all_instances_in_course($this->course->id);
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        $this->assertEmpty($currentinstances);
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        // Try restoring.
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        $recyclebin = new \tool_recyclebin\course_bin($this->course->id);
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        foreach ($recyclebin->get_items() as $item) {
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            $recyclebin->restore_item($item);
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        }
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        $restoredinstance = instance::get_all_instances_in_course($this->course->id);
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        $restoredinstance = end($restoredinstance);
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        $this->assertEquals($restoredinstance->get_instance_var('meetingid'), $bbactivity->meetingid);
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    }
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    /**
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     * Return an array of BigBlueButton types
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     * @return array[]
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     */
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    public function bbb_type_provider() {
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        return [
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            'All' => [instance::TYPE_ALL],
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            'Recording Only' => [instance::TYPE_RECORDING_ONLY],
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            'Room Only' => [instance::TYPE_ROOM_ONLY]
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        ];
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    }
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    /**
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     * Check two bbb activities are the same
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     *
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     * @param stdClass $bbboriginal
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     * @param stdClass $bbbdest
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     */
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    protected function assert_bbb_activities_same(stdClass $bbboriginal, stdClass $bbbdest) {
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        $this->assertNotFalse($bbbdest);
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        $filterfunction = function($key) {
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            return !in_array($key, ['course', 'cmid', 'id', 'guestlinkuid', 'guestpassword']);
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        };
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        $this->assertEquals(
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            array_filter((array) $bbboriginal, $filterfunction, ARRAY_FILTER_USE_KEY),
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            array_filter((array) $bbbdest, $filterfunction, ARRAY_FILTER_USE_KEY)
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        );
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    }
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}