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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/>.
/**
* Unit tests for the tool_monitor clean events task.
*
* @package tool_monitor
* @category test
* @copyright 2014 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
/**
* Class used to test the tool_monitor clean events task.
*/
class tool_monitor_task_clean_events_testcase extends advanced_testcase {
/**
* Test set up.
*/
public function setUp() {
set_config('enablemonitor', 1, 'tool_monitor');
$this->resetAfterTest(true);
}
/**
* Tests the cleaning up of events.
*/
public function test_clean_events() {
global $DB;
// Create the necessary items for testing.
$user = $this->getDataGenerator()->create_user();
$course = $this->getDataGenerator()->create_course();
$bookgenerator = $this->getDataGenerator()->get_plugin_generator('mod_book');
$book = $this->getDataGenerator()->create_module('book', array('course' => $course->id));
$bookcontext = context_module::instance($book->cmid);
$bookchapter = $bookgenerator->create_chapter(array('bookid' => $book->id));
$course2 = $this->getDataGenerator()->create_course();
$book2 = $this->getDataGenerator()->create_module('book', array('course' => $course2->id));
$book2context = context_module::instance($book2->cmid);
$book2chapter = $bookgenerator->create_chapter(array('bookid' => $book2->id));
$monitorgenerator = $this->getDataGenerator()->get_plugin_generator('tool_monitor');
// Let's set some data for the rules we need before we can generate them.
$rule = new stdClass();
$rule->userid = $user->id;
$rule->courseid = $course->id;
$rule->plugin = 'mod_book';
$rule->eventname = '\mod_book\event\course_module_viewed';
$rule->timewindow = 500;
// Let's add a few rules we want to monitor.
$rule1 = $monitorgenerator->create_rule($rule);
$rule->eventname = '\mod_book\event\course_module_instance_list_viewed';
$rule2 = $monitorgenerator->create_rule($rule);
// Add the same rules for the same course, but this time with a lower timewindow (used to test that we do not
// remove an event for a course if there is still a rule where the maximum timewindow has not been reached).
$rule->eventname = '\mod_book\event\course_module_viewed';
$rule->timewindow = 200;
$rule3 = $monitorgenerator->create_rule($rule);
$rule->eventname = '\mod_book\event\course_module_instance_list_viewed';
$rule4 = $monitorgenerator->create_rule($rule);
// Add another rule in a different course.
$rule->courseid = $course2->id;
$rule->eventname = '\mod_book\event\chapter_viewed';
$rule->timewindow = 200;
$rule5 = $monitorgenerator->create_rule($rule);
// Add a site wide rule.
$rule->courseid = 0;
$rule->eventname = '\mod_book\event\chapter_viewed';
$rule->timewindow = 500;
$rule6 = $monitorgenerator->create_rule($rule);
// Let's subscribe to these rules.
$sub = new stdClass;
$sub->courseid = $course->id;
$sub->ruleid = $rule1->id;
$sub->userid = $user->id;
$monitorgenerator->create_subscription($sub);
$sub->ruleid = $rule2->id;
$monitorgenerator->create_subscription($sub);
$sub->ruleid = $rule3->id;
$monitorgenerator->create_subscription($sub);
$sub->ruleid = $rule4->id;
$monitorgenerator->create_subscription($sub);
$sub->ruleid = $rule5->id;
$sub->courseid = $course2->id;
$monitorgenerator->create_subscription($sub);
$sub->ruleid = $rule6->id;
$sub->courseid = 0;
$monitorgenerator->create_subscription($sub);
// Now let's populate the tool_monitor table with the events associated with those rules.
\mod_book\event\course_module_viewed::create_from_book($book, $bookcontext)->trigger();
\mod_book\event\course_module_instance_list_viewed::create_from_course($course)->trigger();
\mod_book\event\chapter_viewed::create_from_chapter($book, $bookcontext, $bookchapter)->trigger();
// Let's trigger the viewed events again, but in another course. The rules created for these events are
// associated with another course, so these events should get deleted when we trigger the cleanup task.
\mod_book\event\course_module_viewed::create_from_book($book2, $book2context)->trigger();
\mod_book\event\course_module_instance_list_viewed::create_from_course($course2)->trigger();
// Trigger a chapter_viewed event in this course - this should not get deleted as the rule is site wide.
\mod_book\event\chapter_viewed::create_from_chapter($book2, $book2context, $book2chapter)->trigger();
// Trigger a bunch of other events.
$eventparams = array(
'context' => context_course::instance($course->id)
);
for ($i = 0; $i < 5; $i++) {
\mod_quiz\event\course_module_instance_list_viewed::create($eventparams)->trigger();
\mod_scorm\event\course_module_instance_list_viewed::create($eventparams)->trigger();
}
// We do not store events that have no subscriptions - so there will be only 4 events.
$this->assertEquals(4, $DB->count_records('tool_monitor_events'));
// Run the task and check that all the quiz, scorm and rule events are removed as well as the course_module_*
// viewed events in the second course.
$task = new \tool_monitor\task\clean_events();
$task->execute();
$events = $DB->get_records('tool_monitor_events', array(), 'id');
$this->assertEquals(4, count($events));
$event1 = array_shift($events);
$event2 = array_shift($events);
$event3 = array_shift($events);
$event4 = array_shift($events);
$this->assertEquals('\mod_book\event\course_module_viewed', $event1->eventname);
$this->assertEquals($course->id, $event1->courseid);
$this->assertEquals('\mod_book\event\course_module_instance_list_viewed', $event2->eventname);
$this->assertEquals($course->id, $event2->courseid);
$this->assertEquals('\mod_book\event\chapter_viewed', $event3->eventname);
$this->assertEquals($course->id, $event3->courseid);
$this->assertEquals('\mod_book\event\chapter_viewed', $event4->eventname);
$this->assertEquals($course2->id, $event4->courseid);
// Update the timewindow for two of the rules.
$updaterule = new stdClass();
$updaterule->id = $rule1->id;
$updaterule->timewindow = 0;
\tool_monitor\rule_manager::update_rule($updaterule);
$updaterule->id = $rule2->id;
\tool_monitor\rule_manager::update_rule($updaterule);
// Run the task and check that the events remain as we still have not reached the maximum timewindow.
$task = new \tool_monitor\task\clean_events();
$task->execute();
$this->assertEquals(4, $DB->count_records('tool_monitor_events'));
// Now, remove the rules associated with course_module_* events so they get deleted.
\tool_monitor\rule_manager::delete_rule($rule1->id);
\tool_monitor\rule_manager::delete_rule($rule2->id);
\tool_monitor\rule_manager::delete_rule($rule3->id);
\tool_monitor\rule_manager::delete_rule($rule4->id);
// Run the task and check all the course_module_* events are gone.
$task = new \tool_monitor\task\clean_events();
$task->execute();
// We now should only have the chapter_viewed events.
$events = $DB->get_records('tool_monitor_events', array(), 'id');
$this->assertEquals(2, count($events));
$event1 = array_shift($events);
$event2 = array_shift($events);
$this->assertEquals('\mod_book\event\chapter_viewed', $event1->eventname);
$this->assertEquals($course->id, $event1->courseid);
$this->assertEquals('\mod_book\event\chapter_viewed', $event2->eventname);
$this->assertEquals($course2->id, $event2->courseid);
// Set the timewindow of the rule for the event chapter_viewed in the second course to 0.
$updaterule->id = $rule5->id;
\tool_monitor\rule_manager::update_rule($updaterule);
// Run the task.
$task = new \tool_monitor\task\clean_events();
$task->execute();
// Check that nothing was deleted as we still have a site wide rule for the chapter_viewed event.
$this->assertEquals(2, $DB->count_records('tool_monitor_events'));
// Set the timewindow back to 500.
$updaterule->id = $rule5->id;
$updaterule->timewindow = 500;
\tool_monitor\rule_manager::update_rule($updaterule);
// Set the site rule timewindow to 0.
$updaterule->id = $rule6->id;
$updaterule->timewindow = 0;
\tool_monitor\rule_manager::update_rule($updaterule);
// Run the task.
$task = new \tool_monitor\task\clean_events();
$task->execute();
// We now should only have one chapter_viewed event for the second course.
$events = $DB->get_records('tool_monitor_events');
$this->assertEquals(1, count($events));
$event1 = array_shift($events);
$this->assertEquals('\mod_book\event\chapter_viewed', $event1->eventname);
$this->assertEquals($course2->id, $event1->courseid);
// Remove the site rule.
\tool_monitor\rule_manager::delete_rule($rule6->id);
// Remove the last remaining rule.
\tool_monitor\rule_manager::delete_rule($rule5->id);
// Run the task.
$task = new \tool_monitor\task\clean_events();
$task->execute();
// There should be no events left.
$this->assertEquals(0, $DB->count_records('tool_monitor_events'));
}
}