Proyectos de Subversion Moodle

<?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 core_question;

use question_bank;

use question_engine;

use question_state;

defined('MOODLE_INTERNAL') || die();

global $CFG;

require_once(__DIR__ . '/../lib.php');

require_once(__DIR__ . '/helpers.php');

/**

 * Unit tests for the question_usage_by_activity class.

 *

 * @package    core_question

 * @copyright  2009 The Open University

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

final class questionusagebyactivity_test extends \advanced_testcase {

    public function test_set_get_preferred_model(): void {

        // Set up

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        // Exercise SUT and verify.

        $quba->set_preferred_behaviour('deferredfeedback');

        $this->assertEquals('deferredfeedback', $quba->get_preferred_behaviour());

    }

    public function test_set_get_id(): void {

        // Set up

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        // Exercise SUT and verify

        $quba->set_id_from_database(123);

        $this->assertEquals(123, $quba->get_id());

    }

    public function test_fake_id(): void {

        // Set up

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        // Exercise SUT and verify

        $this->assertNotEmpty($quba->get_id());

    }

    public function test_create_usage_and_add_question(): void {

        // Exercise SUT

        $context = \context_system::instance();

        $quba = question_engine::make_questions_usage_by_activity('unit_test', $context);

        $quba->set_preferred_behaviour('deferredfeedback');

        $tf = \test_question_maker::make_question('truefalse', 'true');

        $slot = $quba->add_question($tf);

        // Verify.

        $this->assertEquals($slot, 1);

        $this->assertEquals('unit_test', $quba->get_owning_component());

        $this->assertSame($context, $quba->get_owning_context());

        $this->assertEquals($quba->question_count(), 1);

        $this->assertEquals($quba->get_question_state($slot), question_state::$notstarted);

    }

    public function test_get_question(): void {

        // Set up.

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        $quba->set_preferred_behaviour('deferredfeedback');

        $tf = \test_question_maker::make_question('truefalse', 'true');

        $slot = $quba->add_question($tf);

        // Exercise SUT and verify.

        $this->assertSame($tf, $quba->get_question($slot, false));

        $this->expectException('moodle_exception');

        $quba->get_question($slot + 1, false);

    }

    public function test_extract_responses(): void {

        // Start a deferred feedback attempt with CBM and add the question to it.

        $tf = \test_question_maker::make_question('truefalse', 'true');

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        $quba->set_preferred_behaviour('deferredcbm');

        $slot = $quba->add_question($tf);

        $quba->start_all_questions();

        // Prepare data to be submitted

        $prefix = $quba->get_field_prefix($slot);

        $answername = $prefix . 'answer';

        $certaintyname = $prefix . '-certainty';

        $getdata = array(

            $answername => 1,

            $certaintyname => 3,

            'irrelevant' => 'should be ignored',

        );

        // Exercise SUT

        $submitteddata = $quba->extract_responses($slot, $getdata);

        // Verify.

        $this->assertEquals(array('answer' => 1, '-certainty' => 3), $submitteddata);

    }

    public function test_access_out_of_sequence_throws_exception(): void {

        // Start a deferred feedback attempt with CBM and add the question to it.

        $tf = \test_question_maker::make_question('truefalse', 'true');

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        $quba->set_preferred_behaviour('deferredcbm');

        $slot = $quba->add_question($tf);

        $quba->start_all_questions();

        // Prepare data to be submitted

        $prefix = $quba->get_field_prefix($slot);

        $answername = $prefix . 'answer';

        $certaintyname = $prefix . '-certainty';

        $postdata = array(

            $answername => 1,

            $certaintyname => 3,

            $prefix . ':sequencecheck' => 1,

            'irrelevant' => 'should be ignored',

        );

        // Exercise SUT - no exception yet.

        $quba->process_all_actions($slot, $postdata);

        $postdata = array(

            $answername => 1,

            $certaintyname => 3,

            $prefix . ':sequencecheck' => 3,

            'irrelevant' => 'should be ignored',

        );

        // Exercise SUT - now it should fail.

        $this->expectException('question_out_of_sequence_exception');

        $quba->process_all_actions($slot, $postdata);

    }

    /**

     * Test function preload all step users.

     */

    public function test_preload_all_step_users(): void {

        $this->resetAfterTest();

        $this->setAdminUser();

        // Set up.

        $quba = question_engine::make_questions_usage_by_activity('unit_test',

                \context_system::instance());

        // Create an essay question in the DB.

        $generator = $this->getDataGenerator()->get_plugin_generator('core_question');

        $cat = $generator->create_question_category();

        $essay = $generator->create_question('essay', 'editorfilepicker', ['category' => $cat->id]);

        // Start attempt at the question.

        $q = question_bank::load_question($essay->id);

        $quba->set_preferred_behaviour('deferredfeedback');

        $slot = $quba->add_question($q, 10);

        $quba->start_question($slot, 1);

        // Finish the attempt.

        $quba->finish_all_questions();

        question_engine::save_questions_usage_by_activity($quba);

        // The user information of question attempt step should be loaded.

        $quba->preload_all_step_users();

        $qa = $quba->get_attempt_iterator()->current();

        $steps = $qa->get_full_step_iterator();

        $this->assertEquals('Admin User', $steps[0]->get_user_fullname());

    }

}