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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 prediction actions.
*
* @package core_analytics
* @copyright 2017 David Monllaó {@link http://www.davidmonllao.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once(__DIR__ . '/fixtures/test_indicator_max.php');
require_once(__DIR__ . '/fixtures/test_target_shortname.php');
/**
* Unit tests for prediction actions.
*
* @package core_analytics
* @copyright 2017 David Monllaó {@link http://www.davidmonllao.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class analytics_prediction_actions_testcase extends advanced_testcase {
/**
* Common startup tasks
*/
public function setUp() {
global $DB;
$this->setAdminUser();
$target = \core_analytics\manager::get_target('test_target_shortname');
$indicators = array('test_indicator_max');
foreach ($indicators as $key => $indicator) {
$indicators[$key] = \core_analytics\manager::get_indicator($indicator);
}
$this->model = \core_analytics\model::create($target, $indicators);
$this->modelobj = $this->model->get_model_obj();
$this->model->enable('\core\analytics\time_splitting\single_range');
$this->resetAfterTest(true);
$this->course1 = $this->getDataGenerator()->create_course();
$this->course2 = $this->getDataGenerator()->create_course();
$this->context = \context_course::instance($this->course1->id);
$this->teacher1 = $this->getDataGenerator()->create_user();
$this->teacher2 = $this->getDataGenerator()->create_user();
$this->teacher3 = $this->getDataGenerator()->create_user();
$this->getDataGenerator()->enrol_user($this->teacher1->id, $this->course1->id, 'editingteacher');
$this->getDataGenerator()->enrol_user($this->teacher2->id, $this->course1->id, 'editingteacher');
$this->getDataGenerator()->enrol_user($this->teacher3->id, $this->course1->id, 'editingteacher');
// The only relevant fields are modelid, contextid and sampleid. I'm cheating and setting
// contextid as the course context so teachers can access these predictions.
$pred = new \stdClass();
$pred->modelid = $this->model->get_id();
$pred->contextid = $this->context->id;
$pred->sampleid = $this->course1->id;
$pred->rangeindex = 1;
$pred->prediction = 1;
$pred->predictionscore = 1;
$pred->calculations = json_encode(array('test_indicator_max' => 1));
$pred->timecreated = time();
$DB->insert_record('analytics_predictions', $pred);
$pred->sampleid = $this->course2->id;
$DB->insert_record('analytics_predictions', $pred);
}
/**
* test_get_predictions
*/
public function test_action_executed() {
global $DB;
$this->assertEquals(0, $DB->count_records('analytics_prediction_actions'));
// Teacher 2 flags a prediction (it doesn't matter which one) as fixed.
$this->setUser($this->teacher2);
list($ignored, $predictions) = $this->model->get_predictions($this->context, true);
$prediction = reset($predictions);
$prediction->action_executed(\core_analytics\prediction::ACTION_FIXED, $this->model->get_target());
$recordset = $this->model->get_prediction_actions($this->context);
$this->assertCount(1, $recordset);
$recordset->close();
$this->assertEquals(1, $DB->count_records('analytics_prediction_actions'));
$action = $DB->get_record('analytics_prediction_actions', array('userid' => $this->teacher2->id));
$this->assertEquals(\core_analytics\prediction::ACTION_FIXED, $action->actionname);
$prediction->action_executed(\core_analytics\prediction::ACTION_INCORRECTLY_FLAGGED, $this->model->get_target());
$recordset = $this->model->get_prediction_actions($this->context);
$this->assertCount(2, $recordset);
$recordset->close();
$this->assertEquals(2, $DB->count_records('analytics_prediction_actions'));
}
/**
* test_get_predictions
*/
public function test_get_predictions() {
global $DB;
// Already logged in as admin.
list($ignored, $predictions) = $this->model->get_predictions($this->context, true);
$this->assertCount(2, $predictions);
$this->setUser($this->teacher1);
list($ignored, $predictions) = $this->model->get_predictions($this->context, true);
$this->assertCount(2, $predictions);
$this->setUser($this->teacher2);
list($ignored, $predictions) = $this->model->get_predictions($this->context, false);
$this->assertCount(2, $predictions);
// Teacher 2 flags a prediction (it doesn't matter which one).
$prediction = reset($predictions);
$prediction->action_executed(\core_analytics\prediction::ACTION_FIXED, $this->model->get_target());
$prediction->action_executed(\core_analytics\prediction::ACTION_NOT_APPLICABLE, $this->model->get_target());
$prediction->action_executed(\core_analytics\prediction::ACTION_INCORRECTLY_FLAGGED, $this->model->get_target());
$recordset = $this->model->get_prediction_actions($this->context);
$this->assertCount(3, $recordset);
$recordset->close();
list($ignored, $predictions) = $this->model->get_predictions($this->context, true);
$this->assertCount(1, $predictions);
list($ignored, $predictions) = $this->model->get_predictions($this->context, false);
$this->assertCount(2, $predictions);
// Teacher 1 can still see both predictions.
$this->setUser($this->teacher1);
list($ignored, $predictions) = $this->model->get_predictions($this->context, true);
$this->assertCount(2, $predictions);
list($ignored, $predictions) = $this->model->get_predictions($this->context, false);
$this->assertCount(2, $predictions);
$recordset = $this->model->get_prediction_actions($this->context);
$this->assertCount(3, $recordset);
$recordset->close();
// Trying with a deleted course.
$DB->delete_records('course', ['id' => $this->course2->id]);
$this->setUser($this->teacher3);
list($ignored, $predictions) = $this->model->get_predictions($this->context);
$this->assertCount(1, $predictions);
reset($predictions)->action_executed(\core_analytics\prediction::ACTION_FIXED, $this->model->get_target());
$this->assertEmpty($this->model->get_predictions($this->context));
}
}