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_courseformat\external;

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

global $CFG;

require_once($CFG->dirroot . '/webservice/tests/helpers.php');

use core_external\external_api;

/**

 * Tests for the get_state class.

 *

 * @package    core_course

 * @category   test

 * @copyright  2021 Sara Arjona (sara@moodle.com)

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

 * @coversDefaultClass \core_courseformat\external\get_state

 */

class get_state_test extends \externallib_advanced_testcase {

    /** @var array Sections in the testing course. */

    private $sections;

    /** @var array Activities in the testing course. */

    private $activities;

    /**

     * Setup to ensure that fixtures are loaded.

     */

    public static function setupBeforeClass(): void {

        global $CFG;

        require_once($CFG->dirroot . '/course/lib.php');

        require_once($CFG->dirroot . '/course/format/tests/fixtures/format_theunittest.php');

        require_once($CFG->dirroot . '/course/format/tests/fixtures/format_theunittest_output_course_format_state.php');

    }

    /**

     * Setup testcase.

     */

    public function setUp(): void {

        $this->resetAfterTest();

        $this->sections = [];

        $this->activities = [];

    }

    /**

     * Test tearDown.

     */

    public function tearDown(): void {

        unset($this->sections);

        unset($this->activities);

    }

    /**

     * Test the behaviour of get_state::execute().

     *

     * @dataProvider get_state_provider

     * @covers ::execute

     *

     * @param string $role The role of the user that will execute the method.

     * @param string $format The course format of the course where the method will be executed.

     * @param string|null $expectedexception If this call will raise an exception, this is its name.

     */

    public function test_get_state(string $role, string $format = 'topics', ?string $expectedexception = null): void {

        $this->resetAfterTest();

        // Create a course.

        $numsections = 6;

        $visiblesections = $numsections + 1; // Include topic 0.

        $course = $this->getDataGenerator()->create_course(['numsections' => $numsections, 'format' => $format]);

        $hiddensections = [4, 6];

        foreach ($hiddensections as $section) {

            set_section_visible($course->id, $section, 0);

        }

        // Create and enrol user.

        $isadmin = ($role == 'admin');

        $canedit = $isadmin || ($role == 'editingteacher');

        if ($isadmin) {

            $this->setAdminUser();

        } else {

            if (!$canedit) {

                // User won't see the hidden sections. Remove them from the total.

                $visiblesections = $visiblesections - count($hiddensections);

            }

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

            if ($role != 'unenroled') {

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

            }

            $this->setUser($user);

        }

        // Social course format automatically creates a forum activity.

        if (course_get_format($course)->get_format() === 'social') {

            $cms = get_fast_modinfo($course)->get_cms();

            // Let's add this assertion just to ensure course format has only one activity.

            $this->assertCount(1, $cms);

            $activitycm = reset($cms);

            // And that activity is a forum.

            $this->assertEquals('forum', $activitycm->modname);

            // Assign the activity cm to the activities array.

            $this->activities[$activitycm->id] = $activitycm;

        } else {

            // Add some activities to the course.

            $this->create_activity($course->id, 'page', 1, true, $canedit);

            $this->create_activity($course->id, 'forum', 1, true, $canedit);

            $this->create_activity($course->id, 'book', 1, false, $canedit);

            $this->create_activity($course->id, 'assign', 2, false, $canedit);

            $this->create_activity($course->id, 'glossary', 4, true, $canedit);

            $this->create_activity($course->id, 'label', 5, false, $canedit);

            $this->create_activity($course->id, 'feedback', 5, true, $canedit);

        }

        if ($expectedexception) {

            $this->expectException($expectedexception);

        }

        // Get course state.

        $result = get_state::execute($course->id);

        $result = external_api::clean_returnvalue(get_state::execute_returns(), $result);

        $result = json_decode($result);

        if ($format == 'theunittest') {

            // These course format's hasn't the renderer file, so a debugging message will be displayed.

            $this->assertDebuggingCalled();

        }

        // Check course information.

        $this->assertEquals($numsections, $result->course->numsections);

        $this->assertCount($visiblesections, $result->section);

        $this->assertCount(count($this->activities), $result->cm);

        $this->assertCount(count($result->course->sectionlist), $result->section);

        if ($format == 'theunittest') {

            $this->assertTrue(property_exists($result->course, 'newfancyelement'));

        } else {

            $this->assertFalse(property_exists($result->course, 'newfancyelement'));

        }

        // Check sections information.

        foreach ($result->section as $section) {

            if (in_array($section->number, $hiddensections)) {

                $this->assertFalse($section->visible);

            } else {

                $this->assertTrue($section->visible);

            }

            // Check section is defined in course->sectionlist.

            $this->assertContains($section->id, $result->course->sectionlist);

            // Check course modules list for this section is the expected.

            if (array_key_exists($section->number, $this->sections)) {

                $this->assertEquals($this->sections[$section->number], $section->cmlist);

            }

        }

        // Check course modules information.

        foreach ($result->cm as $cm) {

            $this->assertEquals($this->activities[$cm->id]->name, $cm->name);

            $this->assertEquals((bool) $this->activities[$cm->id]->visible, $cm->visible);

        }

    }

    /**

     * Data provider for test_get_state().

     *

     * @return array

     */

    public function get_state_provider(): array {

        return [

            // ROLES. Testing behaviour depending on the user role calling the method.

            'Admin user should work' => [

                'role' => 'admin',

            ],

            'Editing teacher should work' => [

                'role' => 'editingteacher',

            ],

            'Student should work' => [

                'role' => 'student',

            ],

            'Unenroled user should raise an exception' => [

                'role' => 'unenroled',

                'format' => 'topics',

                'expectedexception' => 'moodle_exception',

            ],

            // COURSEFORMAT. Test behaviour depending on course formats.

            'Single activity format should work (admin)' => [

                'role' => 'admin',

                'format' => 'singleactivity',

            ],

            'Social format should work (admin)' => [

                'role' => 'admin',

                'format' => 'social',

            ],

            'Weeks format should work (admin)' => [

                'role' => 'admin',

                'format' => 'weeks',

            ],

            'The unit tests format should work (admin)' => [

                'role' => 'admin',

                'format' => 'theunittest',

            ],

            'Single activity format should work (student)' => [

                'role' => 'student',

                'format' => 'singleactivity',

            ],

            'Social format should work (student)' => [

                'role' => 'student',

                'format' => 'social',

            ],

            'Weeks format should work (student)' => [

                'role' => 'student',

                'format' => 'weeks',

            ],

            'The unit tests format should work (student)' => [

                'role' => 'student',

                'format' => 'theunittest',

            ],

            'Single activity format should raise an exception (unenroled)' => [

                'role' => 'unenroled',

                'format' => 'singleactivity',

                'expectedexception' => 'moodle_exception',

            ],

            'Social format should raise an exception (unenroled)' => [

                'role' => 'unenroled',

                'format' => 'social',

                'expectedexception' => 'moodle_exception',

            ],

            'Weeks format should raise an exception (unenroled)' => [

                'role' => 'unenroled',

                'format' => 'weeks',

                'expectedexception' => 'moodle_exception',

            ],

            'The unit tests format should raise an exception (unenroled)' => [

                'role' => 'unenroled',

                'format' => 'theunittest',

                'expectedexception' => 'moodle_exception',

            ],

        ];

    }

    /**

     * Helper method to create an activity into a section and add it to the $sections and $activities arrays.

     * For non-admin users, only visible activities will be added to the activities and sections arrays.

     *

     * @param int $courseid Course identifier where the activity will be added.

     * @param string $type Activity type ('forum', 'assign', ...).

     * @param int $section Section number where the activity will be added.

     * @param bool $visible Whether the activity will be visible or not.

     * @param bool $canedit Whether the activity will be accessed later by a user with editing capabilities

     */

    private function create_activity(int $courseid, string $type, int $section, bool $visible = true, bool $canedit = true): void {

        $activity = $this->getDataGenerator()->create_module(

            $type,

            ['course' => $courseid],

            ['section' => $section, 'visible' => $visible]

        );

        list(, $activitycm) = get_course_and_cm_from_instance($activity->id, $type);

        if ($visible || $canedit) {

            $this->activities[$activitycm->id] = $activitycm;

            $this->sections[$section][] = $activitycm->id;

        }

    }

}