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 mod_quiz;

use core_question\local\bank\condition;

use core_question\local\bank\question_version_status;

use core_question_generator;

use mod_quiz_generator;

use question_engine;

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

global $CFG;

require_once($CFG->dirroot . '/mod/quiz/locallib.php');

/**

 * Tests for the quiz_attempt class.

 *

 * @package   mod_quiz

 * @category  test

 * @copyright 2014 Tim Hunt

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

 * @covers \mod_quiz\quiz_attempt

 */

class attempt_test extends \advanced_testcase {

    /**

     * Create quiz and attempt data with layout.

     *

     * @param string $layout layout to set. Like quiz attempt.layout. E.g. '1,2,0,3,4,0,'.

     * @param string $navmethod quiz navigation method (defaults to free)

     * @return quiz_attempt the new quiz_attempt object

     */

    protected function create_quiz_and_attempt_with_layout($layout, $navmethod = QUIZ_NAVMETHOD_FREE) {

        $this->resetAfterTest(true);

        // Make a user to do the quiz.

        $user = $this->getDataGenerator()->create_user();

        $course = $this->getDataGenerator()->create_course();

        // Make a quiz.

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        $quiz = $quizgenerator->create_instance(['course' => $course->id,

            'grade' => 100.0, 'sumgrades' => 2, 'navmethod' => $navmethod]);

        $quizobj = quiz_settings::create($quiz->id, $user->id);

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

        $cat = $questiongenerator->create_question_category();

        $page = 1;

        foreach (explode(',', $layout) as $slot) {

            if ($slot == 0) {

                $page += 1;

                continue;

            }

            $question = $questiongenerator->create_question('shortanswer', null, ['category' => $cat->id]);

            quiz_add_quiz_question($question->id, $quiz, $page);

        }

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 1, null, false, [], [], $user->id);

        return quiz_attempt::create($attempt->id);

    }

    public function test_attempt_url(): void {

        $attempt = $this->create_quiz_and_attempt_with_layout('1,2,0,3,4,0,5,6,0');

        $attemptid = $attempt->get_attempt()->id;

        $cmid = $attempt->get_cmid();

        $url = '/mod/quiz/attempt.php';

        $params = ['attempt' => $attemptid, 'cmid' => $cmid, 'page' => 2];

        $this->assertEquals(new \moodle_url($url, $params), $attempt->attempt_url(null, 2));

        $params['page'] = 1;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->attempt_url(3));

        $questionattempt = $attempt->get_question_attempt(4);

        $expecteanchor = $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($url, $params, $expecteanchor), $attempt->attempt_url(4));

        $questionattempt = $attempt->get_question_attempt(3);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url('#'), $attempt->attempt_url(null, 2, 2));

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->attempt_url(3, -1, 1));

        $questionattempt = $attempt->get_question_attempt(4);

        $expecteanchor = $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url(null, null, $expecteanchor, null), $attempt->attempt_url(4, -1, 1));

        // Summary page.

        $url = '/mod/quiz/summary.php';

        unset($params['page']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->summary_url());

        // Review page.

        $url = '/mod/quiz/review.php';

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url());

        $params['page'] = 1;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(3, -1, false));

        $this->assertEquals(new \moodle_url($url, $params, $expecteanchor), $attempt->review_url(4, -1, false));

        unset($params['page']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2, true));

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(1, -1, true));

        $params['page'] = 2;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2, false));

        unset($params['page']);

        $params['showall'] = 0;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 0, false));

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(1, -1, false));

        $params['page'] = 1;

        unset($params['showall']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(3, -1, false));

        $params['page'] = 2;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, -1, null, 0));

        $questionattempt = $attempt->get_question_attempt(3);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(3, -1, null, 0));

        $questionattempt = $attempt->get_question_attempt(4);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(4, -1, null, 0));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, 2, true, 0));

        $questionattempt = $attempt->get_question_attempt(1);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(1, -1, true, 0));

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(1, -1, false, 0));

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2, false, 0));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, 0, false, 0));

        $params['page'] = 1;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(3, -1, false, 0));

        // Setup another attempt.

        $attempt = $this->create_quiz_and_attempt_with_layout(

            '1,2,3,4,5,6,7,8,9,10,0,11,12,13,14,15,16,17,18,19,20,0,' .

            '21,22,23,24,25,26,27,28,29,30,0,31,32,33,34,35,36,37,38,39,40,0,' .

            '41,42,43,44,45,46,47,48,49,50,0,51,52,53,54,55,56,57,58,59,60,0');

        $attemptid = $attempt->get_attempt()->id;

        $cmid = $attempt->get_cmid();

        $params = ['attempt' => $attemptid, 'cmid' => $cmid];

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url());

        $params['page'] = 2;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2));

        $params['page'] = 1;

        unset($params['showall']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(11, -1, false));

        $questionattempt = $attempt->get_question_attempt(12);

        $expecteanchor = $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($url, $params, $expecteanchor), $attempt->review_url(12, -1, false));

        $params['showall'] = 1;

        unset($params['page']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2, true));

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(1, -1, true));

        $params['page'] = 2;

        unset($params['showall']);

        $this->assertEquals(new \moodle_url($url, $params),  $attempt->review_url(null, 2, false));

        unset($params['page']);

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 0, false));

        $params['page'] = 1;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(11, -1, false));

        $this->assertEquals(new \moodle_url($url, $params, $expecteanchor), $attempt->review_url(12, -1, false));

        $params['page'] = 2;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, -1, null, 0));

        $questionattempt = $attempt->get_question_attempt(3);

        $expecteanchor = $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url(null, null, $expecteanchor), $attempt->review_url(3, -1, null, 0));

        $questionattempt = $attempt->get_question_attempt(4);

        $expecteanchor = $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url(null, null, $expecteanchor), $attempt->review_url(4, -1, null, 0));

        $questionattempt = $attempt->get_question_attempt(1);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(1, -1, true, 0));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, 2, true, 0));

        $params['page'] = 2;

        $questionattempt = $attempt->get_question_attempt(1);

        $expecteanchor = '#' . $questionattempt->get_outer_question_div_unique_id();

        $this->assertEquals(new \moodle_url($expecteanchor), $attempt->review_url(1, -1, false, 0));

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(null, 2, false, 0));

        $this->assertEquals(new \moodle_url('#'), $attempt->review_url(null, 0, false, 0));

        $params['page'] = 1;

        $this->assertEquals(new \moodle_url($url, $params), $attempt->review_url(11, -1, false, 0));

    }

    /**

     * Tests attempt page titles when all questions are on a single page.

     */

    public function test_attempt_titles_single(): void {

        $attempt = $this->create_quiz_and_attempt_with_layout('1,2,0');

        // Attempt page.

        $this->assertEquals('Quiz 1', $attempt->attempt_page_title(0));

        // Summary page.

        $this->assertEquals('Quiz 1: Attempt summary', $attempt->summary_page_title());

        // Review page.

        $this->assertEquals('Quiz 1: Attempt review', $attempt->review_page_title(0));

    }

    /**

     * Tests attempt page titles when questions are on multiple pages, but are reviewed on a single page.

     */

    public function test_attempt_titles_multiple_single(): void {

        $attempt = $this->create_quiz_and_attempt_with_layout('1,2,0,3,4,0,5,6,0');

        // Attempt page.

        $this->assertEquals('Quiz 1 (page 1 of 3)', $attempt->attempt_page_title(0));

        $this->assertEquals('Quiz 1 (page 2 of 3)', $attempt->attempt_page_title(1));

        $this->assertEquals('Quiz 1 (page 3 of 3)', $attempt->attempt_page_title(2));

        // Summary page.

        $this->assertEquals('Quiz 1: Attempt summary', $attempt->summary_page_title());

        // Review page.

        $this->assertEquals('Quiz 1: Attempt review', $attempt->review_page_title(0, true));

    }

    /**

     * Tests attempt page titles when questions are on multiple pages, and they are reviewed on multiple pages as well.

     */

    public function test_attempt_titles_multiple_multiple(): void {

        $attempt = $this->create_quiz_and_attempt_with_layout(

                '1,2,3,4,5,6,7,8,9,10,0,11,12,13,14,15,16,17,18,19,20,0,' .

                '21,22,23,24,25,26,27,28,29,30,0,31,32,33,34,35,36,37,38,39,40,0,' .

                '41,42,43,44,45,46,47,48,49,50,0,51,52,53,54,55,56,57,58,59,60,0');

        // Attempt page.

        $this->assertEquals('Quiz 1 (page 1 of 6)', $attempt->attempt_page_title(0));

        $this->assertEquals('Quiz 1 (page 2 of 6)', $attempt->attempt_page_title(1));

        $this->assertEquals('Quiz 1 (page 6 of 6)', $attempt->attempt_page_title(5));

        // Summary page.

        $this->assertEquals('Quiz 1: Attempt summary', $attempt->summary_page_title());

        // Review page.

        $this->assertEquals('Quiz 1: Attempt review (page 1 of 6)', $attempt->review_page_title(0));

        $this->assertEquals('Quiz 1: Attempt review (page 2 of 6)', $attempt->review_page_title(1));

        $this->assertEquals('Quiz 1: Attempt review (page 6 of 6)', $attempt->review_page_title(5));

        // When all questions are shown.

        $this->assertEquals('Quiz 1: Attempt review', $attempt->review_page_title(0, true));

        $this->assertEquals('Quiz 1: Attempt review', $attempt->review_page_title(1, true));

    }

    public function test_is_participant(): void {

        global $USER;

        $this->resetAfterTest();

        $this->setAdminUser();

        $course = $this->getDataGenerator()->create_course();

        $student = $this->getDataGenerator()->create_and_enrol($course, 'student');

        $student2 = $this->getDataGenerator()->create_and_enrol($course, 'student', [], 'manual', 0, 0, ENROL_USER_SUSPENDED);

        $quiz = $this->getDataGenerator()->create_module('quiz', ['course' => $course->id]);

        $quizobj = quiz_settings::create($quiz->id);

        // Login as student.

        $this->setUser($student);

        // Convert to a lesson object.

        $this->assertEquals(true, $quizobj->is_participant($student->id),

            'Student is enrolled, active and can participate');

        // Login as student2.

        $this->setUser($student2);

        $this->assertEquals(false, $quizobj->is_participant($student2->id),

            'Student is enrolled, suspended and can NOT participate');

        // Login as an admin.

        $this->setAdminUser();

        $this->assertEquals(false, $quizobj->is_participant($USER->id),

            'Admin is not enrolled and can NOT participate');

        $this->getDataGenerator()->enrol_user(2, $course->id);

        $this->assertEquals(true, $quizobj->is_participant($USER->id),

            'Admin is enrolled and can participate');

        $this->getDataGenerator()->enrol_user(2, $course->id, [], 'manual', 0, 0, ENROL_USER_SUSPENDED);

        $this->assertEquals(true, $quizobj->is_participant($USER->id),

            'Admin is enrolled, suspended and can participate');

    }

    /**

     * Test quiz_prepare_and_start_new_attempt function

     */

    public function test_quiz_prepare_and_start_new_attempt(): void {

        global $USER;

        $this->resetAfterTest();

        // Create course.

        $course = $this->getDataGenerator()->create_course();

        // Create students.

        $student1 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        $student2 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        // Create quiz.

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        $quiz = $quizgenerator->create_instance(['course' => $course->id, 'grade' => 100.0, 'sumgrades' => 2, 'layout' => '1,0']);

        // Create question and add it to quiz.

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

        $cat = $questiongenerator->create_question_category();

        $question = $questiongenerator->create_question('shortanswer', null, ['category' => $cat->id]);

        quiz_add_quiz_question($question->id, $quiz, 1);

        $quizobj = quiz_settings::create($quiz->id);

        // Login as student1.

        $this->setUser($student1);

        // Create attempt for student1.

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 1, null, false, [], []);

        $this->assertEquals($student1->id, $attempt->userid);

        $this->assertEquals(0, $attempt->preview);

        // Login as student2.

        $this->setUser($student2);

        // Create attempt for student2.

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 1, null, false, [], []);

        $this->assertEquals($student2->id, $attempt->userid);

        $this->assertEquals(0, $attempt->preview);

        // Login as admin.

        $this->setAdminUser();

        // Create attempt for student1.

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 2, null, false, [], [], $student1->id);

        $this->assertEquals($student1->id, $attempt->userid);

        $this->assertEquals(0, $attempt->preview);

        $student1attempt = $attempt; // Save for extra verification below.

        // Create attempt for student2.

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 2, null, false, [], [], $student2->id);

        $this->assertEquals($student2->id, $attempt->userid);

        $this->assertEquals(0, $attempt->preview);

        // Create attempt for user id that the same with current $USER->id.

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 2, null, false, [], [], $USER->id);

        $this->assertEquals($USER->id, $attempt->userid);

        $this->assertEquals(1, $attempt->preview);

        // Check that the userid stored in the first step is the user the attempt is for,

        // not the user who triggered the creation.

        $quba = question_engine::load_questions_usage_by_activity($student1attempt->uniqueid);

        $step = $quba->get_question_attempt(1)->get_step(0);

        $this->assertEquals($student1->id, $step->get_user_id());

    }

    /**

     * Test quiz_prepare_and_start_new_attempt function

     */

    public function test_quiz_prepare_and_start_new_attempt_random_draft(): void {

        $this->resetAfterTest();

        $this->setAdminUser();

        // Create course.

        $course = $this->getDataGenerator()->create_course();

        // Create quiz.

        /** @var mod_quiz_generator $quizgenerator */

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        $quiz = $quizgenerator->create_instance(['course' => $course->id]);

        // Create question with 2 versions. V1 ready. V2 draft.

        /** @var core_question_generator $questiongenerator */

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

        $category = $questiongenerator->create_question_category();

        $question = $questiongenerator->create_question('shortanswer', null,

                ['questiontext' => 'V1', 'category' => $category->id]);

        $questiongenerator->update_question($question, null,

                ['questiontext' => 'V2', 'status' => question_version_status::QUESTION_STATUS_DRAFT]);

        // Add a random question form that category.

        $filtercondition = [

            'filter' => [

                'category' => [

                    'jointype' => condition::JOINTYPE_DEFAULT,

                    'values' => [$category->id],

                    'filteroptions' => ['includesubcategories' => false],

                ],

            ],

        ];

        $quizobj = quiz_settings::create($quiz->id);

        $quizobj->get_structure()->add_random_questions(1, 1, $filtercondition);

        $quizobj->get_grade_calculator()->recompute_quiz_sumgrades();

        // Create an attempt.

        $quizobj = quiz_settings::create($quiz->id);

        $attempt = quiz_prepare_and_start_new_attempt($quizobj, 1, null);

        $this->assertEquals(1, $attempt->preview);

    }

    /**

     * Test check_page_access function

     * @covers \quiz_attempt::check_page_access

     */

    public function test_check_page_access(): void {

        $timenow = time();

        // Free navigation.

        $attempt = $this->create_quiz_and_attempt_with_layout('1,0,2,0,3,0,4,0,5,0', QUIZ_NAVMETHOD_FREE);

        // Check access.

        $this->assertTrue($attempt->check_page_access(4));

        $this->assertTrue($attempt->check_page_access(3));

        $this->assertTrue($attempt->check_page_access(2));

        $this->assertTrue($attempt->check_page_access(1));

        $this->assertTrue($attempt->check_page_access(0));

        $this->assertTrue($attempt->check_page_access(2));

        // Access page 2.

        $attempt->set_currentpage(2);

        $attempt = quiz_attempt::create($attempt->get_attempt()->id);

        // Check access.

        $this->assertTrue($attempt->check_page_access(0));

        $this->assertTrue($attempt->check_page_access(1));

        $this->assertTrue($attempt->check_page_access(2));

        $this->assertTrue($attempt->check_page_access(3));

        $this->assertTrue($attempt->check_page_access(4));

        // Sequential navigation.

        $attempt = $this->create_quiz_and_attempt_with_layout('1,0,2,0,3,0,4,0,5,0', QUIZ_NAVMETHOD_SEQ);

        // Check access.

        $this->assertTrue($attempt->check_page_access(0));

        $this->assertTrue($attempt->check_page_access(1));

        $this->assertFalse($attempt->check_page_access(2));

        $this->assertFalse($attempt->check_page_access(3));

        $this->assertFalse($attempt->check_page_access(4));

        // Access page 1.

        $attempt->set_currentpage(1);

        $attempt = quiz_attempt::create($attempt->get_attempt()->id);

        $this->assertTrue($attempt->check_page_access(1));

        // Access page 2.

        $attempt->set_currentpage(2);

        $attempt = quiz_attempt::create($attempt->get_attempt()->id);

        $this->assertTrue($attempt->check_page_access(2));

        $this->assertTrue($attempt->check_page_access(3));

        $this->assertFalse($attempt->check_page_access(4));

        $this->assertFalse($attempt->check_page_access(1));

    }

    /**

     * Starting a new attempt with a question in draft status should throw an exception.

     *

     * @covers ::quiz_start_new_attempt()

     * @return void

     */

    public function test_start_new_attempt_with_draft(): void {

        $this->resetAfterTest();

        // Create course.

        $course = $this->getDataGenerator()->create_course();

        // Create students.

        $student1 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        $student2 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        // Create quiz.

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        $quiz = $quizgenerator->create_instance(['course' => $course->id, 'grade' => 100.0, 'sumgrades' => 2, 'layout' => '1,0']);

        // Create question and add it to quiz.

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

        $cat = $questiongenerator->create_question_category();

        $question = $questiongenerator->create_question('shortanswer', null,

                ['category' => $cat->id, 'status' => question_version_status::QUESTION_STATUS_DRAFT]);

        quiz_add_quiz_question($question->id, $quiz, 1);

        $quizobj = quiz_settings::create($quiz->id);

        $quba = question_engine::make_questions_usage_by_activity('mod_quiz', $quizobj->get_context());

        $quba->set_preferred_behaviour($quizobj->get_quiz()->preferredbehaviour);

        $attempt = quiz_create_attempt($quizobj, 1, false, time(), false, $student1->id);

        $this->expectExceptionObject(new \moodle_exception('questiondraftonly', 'mod_quiz', '', $question->name));

        quiz_start_new_attempt($quizobj, $quba, $attempt, 1, time());

    }

    /**

     * Starting a new attempt built on last with a question in draft status should throw an exception.

     *

     * @covers ::quiz_start_attempt_built_on_last()

     * @return void

     */

    public function test_quiz_start_attempt_built_on_last_with_draft(): void {

        global $DB;

        $this->resetAfterTest();

        // Create course.

        $course = $this->getDataGenerator()->create_course();

        // Create students.

        $student1 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        $student2 = $this->getDataGenerator()->create_and_enrol($course, 'student');

        // Create quiz.

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        $quiz = $quizgenerator->create_instance(['course' => $course->id, 'grade' => 100.0, 'sumgrades' => 2, 'layout' => '1,0']);

        // Create question and add it to quiz.

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

        $cat = $questiongenerator->create_question_category();

        $question = $questiongenerator->create_question('shortanswer', null, ['category' => $cat->id]);

        quiz_add_quiz_question($question->id, $quiz, 1);

        $quizobj = quiz_settings::create($quiz->id);

        $quba = question_engine::make_questions_usage_by_activity('mod_quiz', $quizobj->get_context());

        $quba->set_preferred_behaviour($quizobj->get_quiz()->preferredbehaviour);

        $attempt = quiz_create_attempt($quizobj, 1, false, time(), false, $student1->id);

        $attempt = quiz_start_new_attempt($quizobj, $quba, $attempt, 1, time());

        $attempt = quiz_attempt_save_started($quizobj, $quba, $attempt);

        $DB->set_field('question_versions', 'status', question_version_status::QUESTION_STATUS_DRAFT,

                ['questionid' => $question->id]);

        // We need to reset the cache since the question has been edited by changing its status to draft.

        \question_bank::notify_question_edited($question->id);

        $quizobj = quiz_settings::create($quiz->id);

        $quba = question_engine::make_questions_usage_by_activity('mod_quiz', $quizobj->get_context());

        $quba->set_preferred_behaviour($quizobj->get_quiz()->preferredbehaviour);

        $newattempt = quiz_create_attempt($quizobj, 2, $attempt, time(), false, $student1->id);

        $this->expectExceptionObject(new \moodle_exception('questiondraftonly', 'mod_quiz', '', $question->name));

        quiz_start_attempt_built_on_last($quba, $newattempt, $attempt);

    }

    public function test_get_grade_item_totals(): void {

        $attemptobj = $this->create_quiz_and_attempt_with_layout('1,2,3,0');

        /** @var mod_quiz_generator $quizgenerator */

        $quizgenerator = $this->getDataGenerator()->get_plugin_generator('mod_quiz');

        // Set up some section grades.

        $listeninggrade = $quizgenerator->create_grade_item(['quizid' => $attemptobj->get_quizid(), 'name' => 'Listening']);

        $readinggrade = $quizgenerator->create_grade_item(['quizid' => $attemptobj->get_quizid(), 'name' => 'Reading']);

        $structure = $attemptobj->get_quizobj()->get_structure();

        $structure->update_slot_grade_item($structure->get_slot_by_number(1), $listeninggrade->id);

        $structure->update_slot_grade_item($structure->get_slot_by_number(2), $listeninggrade->id);

        $structure->update_slot_grade_item($structure->get_slot_by_number(3), $readinggrade->id);

        // Reload the attempt and verify.

        $attemptobj = quiz_attempt::create($attemptobj->get_attemptid());

        $grades = $attemptobj->get_grade_item_totals();

        // All grades zero because student has not done the quiz yet, but this is a sufficent test.

        $this->assertEquals('Listening', $grades[$listeninggrade->id]->name);

        $this->assertEquals(0, $grades[$listeninggrade->id]->grade);

        $this->assertEquals(2, $grades[$listeninggrade->id]->maxgrade);

        $this->assertEquals('Reading', $grades[$readinggrade->id]->name);

        $this->assertEquals(0, $grades[$readinggrade->id]->grade);

        $this->assertEquals(1, $grades[$readinggrade->id]->maxgrade);

    }

}