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 enrol_cohort;

use core\plugininfo\enrol;

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

global $CFG;

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

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

/**

 * Contains tests for the cohort library.

 *

 * @package   enrol_cohort

 * @category  test

 * @copyright 2015 Adrian Greeve <adrian@moodle.com>

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

 */

class lib_test extends \advanced_testcase {

    /**

     * Test that a new group with the name of the cohort is created.

     */

    public function test_enrol_cohort_create_new_group() {

        global $DB;

        $this->resetAfterTest();

        // Create a category.

        $category = $this->getDataGenerator()->create_category();

        // Create two courses.

        $course = $this->getDataGenerator()->create_course(array('category' => $category->id));

        $course2 = $this->getDataGenerator()->create_course(array('category' => $category->id));

        // Create a cohort.

        $cohort = $this->getDataGenerator()->create_cohort(array('context' => \context_coursecat::instance($category->id)->id));

        // Run the function.

        $groupid = enrol_cohort_create_new_group($course->id, $cohort->id);

        // Check the results.

        $group = $DB->get_record('groups', array('id' => $groupid));

        // The group name should match the cohort name.

        $this->assertEquals($cohort->name . ' cohort', $group->name);

        // Group course id should match the course id.

        $this->assertEquals($course->id, $group->courseid);

        // Create a group that will have the same name as the cohort.

        $groupdata = new \stdClass();

        $groupdata->courseid = $course2->id;

        $groupdata->name = $cohort->name . ' cohort';

        groups_create_group($groupdata);

        // Create a group for the cohort in course 2.

        $groupid = enrol_cohort_create_new_group($course2->id, $cohort->id);

        $groupinfo = $DB->get_record('groups', array('id' => $groupid));

        // Check that the group name has been changed.

        $this->assertEquals($cohort->name . ' cohort (2)', $groupinfo->name);

        // Create another group that will have the same name as a generated cohort.

        $groupdata = new \stdClass();

        $groupdata->courseid = $course2->id;

        $groupdata->name = $cohort->name . ' cohort (2)';

        groups_create_group($groupdata);

        // Create a group for the cohort in course 2.

        $groupid = enrol_cohort_create_new_group($course2->id, $cohort->id);

        $groupinfo = $DB->get_record('groups', array('id' => $groupid));

        // Check that the group name has been changed.

        $this->assertEquals($cohort->name . ' cohort (3)', $groupinfo->name);

    }

    /**

     * Test for getting user enrolment actions.

     */

    public function test_get_user_enrolment_actions() {

        global $CFG, $PAGE;

        $this->resetAfterTest();

        // Set page URL to prevent debugging messages.

        $PAGE->set_url('/enrol/editinstance.php');

        $pluginname = 'cohort';

        // Only enable the cohort enrol plugin.

        $CFG->enrol_plugins_enabled = $pluginname;

        $generator = $this->getDataGenerator();

        // Get the enrol plugin.

        $plugin = enrol_get_plugin($pluginname);

        // Create a course.

        $course = $generator->create_course();

        // Enable this enrol plugin for the course.

        $plugin->add_instance($course);

        // Create a student.

        $student = $generator->create_user();

        // Enrol the student to the course.

        $generator->enrol_user($student->id, $course->id, 'student', $pluginname);

        // Teachers don't have enrol/cohort:unenrol capability by default. Login as admin for simplicity.

        $this->setAdminUser();

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

        $manager = new \course_enrolment_manager($PAGE, $course);

        $userenrolments = $manager->get_user_enrolments($student->id);

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

        $ue = reset($userenrolments);

        $actions = $plugin->get_user_enrolment_actions($manager, $ue);

        // Cohort-sync has no enrol actions for active students.

        $this->assertCount(0, $actions);

        // Enrol actions for a suspended student.

        // Suspend the student.

        $ue->status = ENROL_USER_SUSPENDED;

        $actions = $plugin->get_user_enrolment_actions($manager, $ue);

        // Cohort-sync has enrol actions for suspended students -- unenrol.

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

    }

    public function test_enrol_cohort_unenrolaction_suspend_only() {

        global $CFG, $DB, $PAGE;

        $this->resetAfterTest();

        $trace = new \null_progress_trace();

        $cohortplugin = enrol_get_plugin('cohort');

        $cohortplugin->set_config('unenrolaction', ENROL_EXT_REMOVED_SUSPEND);

        $studentrole = $DB->get_record('role', array('shortname' => 'student'));

        $this->assertNotEmpty($studentrole);

        // Setup a test course.

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

        $user1 = $this->getDataGenerator()->create_user();

        $user2 = $this->getDataGenerator()->create_user();

        $user3 = $this->getDataGenerator()->create_user();

        $user4 = $this->getDataGenerator()->create_user();

        $cohort = $this->getDataGenerator()->create_cohort();

        $cohortplugin->add_instance($course, ['customint1' => $cohort->id,

            'roleid' => $studentrole->id]

        );

        cohort_add_member($cohort->id, $user1->id);

        cohort_add_member($cohort->id, $user2->id);

        cohort_add_member($cohort->id, $user3->id);

        cohort_add_member($cohort->id, $user4->id);

        // Test sync.

        enrol_cohort_sync($trace, $course->id);

        // All users should be enrolled.

        $this->assertTrue(is_enrolled(\context_course::instance($course->id), $user1));

        $this->assertTrue(is_enrolled(\context_course::instance($course->id), $user2));

        $this->assertTrue(is_enrolled(\context_course::instance($course->id), $user3));

        $this->assertTrue(is_enrolled(\context_course::instance($course->id), $user4));

        // Remove cohort member.

        cohort_remove_member($cohort->id, $user1->id);

        $this->assertTrue(is_enrolled(\context_course::instance($course->id), $user1));

        // Run the sync again.

        enrol_cohort_sync($trace, $course->id);

        $enrolid = $DB->get_field('enrol', 'id', ['enrol' => 'cohort', 'customint1' => $cohort->id]);

        $ue = $DB->get_record('user_enrolments', ['enrolid' => $enrolid, 'userid' => $user1->id]);

        // Check user is suspended.

        $this->assertEquals($ue->status, ENROL_USER_SUSPENDED);

        // Check that user4 still have student role.

        $userrole = $DB->get_record('role_assignments', ['userid' => $user1->id]);

        $this->assertNotEmpty($userrole);

        $this->assertEquals($studentrole->id, $userrole->roleid);

        // Delete the cohort.

        cohort_delete_cohort($cohort);

        // Run the sync again.

        enrol_cohort_sync($trace, $course->id);

        $ue = $DB->get_records('user_enrolments', ['enrolid' => $enrolid], '', 'userid, status, enrolid');

        // Check users are suspended.

        $this->assertEquals($ue[$user2->id]->status, ENROL_USER_SUSPENDED);

        $this->assertEquals($ue[$user3->id]->status, ENROL_USER_SUSPENDED);

        $this->assertEquals($ue[$user4->id]->status, ENROL_USER_SUSPENDED);

        // Check that users still have student role.

        $usersrole = $DB->get_records('role_assignments', ['itemid' => $enrolid], '', 'userid, roleid');

        $this->assertNotEmpty($usersrole);

        $this->assertEquals($studentrole->id, $usersrole[$user2->id]->roleid);

        $this->assertEquals($studentrole->id, $usersrole[$user3->id]->roleid);

        $this->assertEquals($studentrole->id, $usersrole[$user4->id]->roleid);

    }

    /**

     * Test the behaviour of validate_plugin_data_context().

     *

     * @covers ::validate_plugin_data_context

     */

    public function test_validate_plugin_data_context() {

        $this->resetAfterTest();

        $cohortplugin = enrol_get_plugin('cohort');

        $cat = $this->getDataGenerator()->create_category();

        $cat1 = $this->getDataGenerator()->create_category(['parent' => $cat->id]);

        $cat2 = $this->getDataGenerator()->create_category(['parent' => $cat->id]);

        $course = $this->getDataGenerator()->create_course(['category' => $cat1->id, 'shortname' => 'ANON']);

        $cohort1 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat1->id)->id,

            'idnumber' => 'one',

        ]);

        $cohort2 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat2->id)->id,

            'idnumber' => 'two',

        ]);

        $enrolmentdata = [

            'customint1' => $cohort2->id,

            'cohortidnumber' => $cohort2->idnumber,

        ];

        $error = $cohortplugin->validate_plugin_data_context($enrolmentdata, $course->id);

        $this->assertInstanceOf('lang_string', $error);

        $this->assertEquals('contextcohortnotallowed', $error->get_identifier());

        $enrolmentdata = [

            'customint1' => $cohort1->id,

            'cohortidnumber' => $cohort1->idnumber,

            'courseid' => $course->id,

            'id' => null,

            'status' => ENROL_INSTANCE_ENABLED,

        ];

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $error = $cohortplugin->validate_plugin_data_context($enrolmentdata, $course->id);

        $this->assertNull($error);

    }

    /**

     * Test the behaviour of fill_enrol_custom_fields().

     *

     * @covers ::fill_enrol_custom_fields

     */

    public function test_fill_enrol_custom_fields() {

        $this->resetAfterTest();

        $cohortplugin = enrol_get_plugin('cohort');

        $cat = $this->getDataGenerator()->create_category();

        $course = $this->getDataGenerator()->create_course(['category' => $cat->id, 'shortname' => 'ANON']);

        $cohort = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat->id)->id,

            'idnumber' => 'one',

        ]);

        $group = $this->getDataGenerator()->create_group(['courseid' => $course->id]);

        $enrolmentdata['cohortidnumber'] = $cohort->idnumber;

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $this->assertArrayHasKey('customint1', $enrolmentdata);

        $this->assertEquals($cohort->id, $enrolmentdata['customint1']);

        $this->assertArrayNotHasKey('customint2', $enrolmentdata);

        $enrolmentdata['cohortidnumber'] = 'notexist';

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $this->assertArrayHasKey('customint1', $enrolmentdata);

        $this->assertFalse($enrolmentdata['customint1']);

        $this->assertArrayNotHasKey('customint2', $enrolmentdata);

        $enrolmentdata['cohortidnumber'] = $cohort->idnumber;

        $enrolmentdata['addtogroup'] = COHORT_NOGROUP;

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $this->assertArrayHasKey('customint1', $enrolmentdata);

        $this->assertEquals($cohort->id, $enrolmentdata['customint1']);

        $this->assertArrayHasKey('customint2', $enrolmentdata);

        $this->assertEquals(COHORT_NOGROUP, $enrolmentdata['customint2']);

        unset($enrolmentdata['addtogroup']);

        $enrolmentdata['groupname'] = $group->name;

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $this->assertArrayHasKey('customint1', $enrolmentdata);

        $this->assertEquals($cohort->id, $enrolmentdata['customint1']);

        $this->assertArrayHasKey('customint2', $enrolmentdata);

        $this->assertEquals($group->id, $enrolmentdata['customint2']);

        $enrolmentdata['groupname'] = 'notexist';

        $enrolmentdata = $cohortplugin->fill_enrol_custom_fields($enrolmentdata, $course->id);

        $this->assertArrayHasKey('customint1', $enrolmentdata);

        $this->assertEquals($cohort->id, $enrolmentdata['customint1']);

        $this->assertArrayHasKey('customint2', $enrolmentdata);

        $this->assertFalse($enrolmentdata['customint2']);

    }

    /**

     * Test the behaviour of validate_enrol_plugin_data().

     *

     * @covers ::validate_enrol_plugin_data

     */

    public function test_validate_enrol_plugin_data() {

        $this->resetAfterTest();

        $this->setAdminUser();

        $cat = $this->getDataGenerator()->create_category();

        $cat1 = $this->getDataGenerator()->create_category(['parent' => $cat->id]);

        $cat2 = $this->getDataGenerator()->create_category(['parent' => $cat->id]);

        $course = $this->getDataGenerator()->create_course(['category' => $cat1->id, 'shortname' => 'ANON']);

        $group1 = $this->getDataGenerator()->create_group(['courseid' => $course->id, 'name' => 'Group 1']);

        $cohort1 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat1->id)->id,

            'idnumber' => 'one',

        ]);

        $cohort2 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat2->id)->id,

            'idnumber' => 'two',

        ]);

        enrol::enable_plugin('cohort', false);

        $cohortplugin = enrol_get_plugin('cohort');

        // Plugin is disabled in system and cohort name is missing in csv.

        $enrolmentdata = [];

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata);

        $this->assertArrayHasKey('plugindisabled', $errors);

        $this->assertArrayHasKey('missingmandatoryfields', $errors);

        enrol::enable_plugin('cohort', true);

        // Unknown cohort idnumber and missing role.

        $enrolmentdata['cohortidnumber'] = 'test';

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata);

        $this->assertArrayHasKey('missingmandatoryfields', $errors);

        $this->assertArrayHasKey('unknowncohort', $errors);

        // Non-valid 'addtogroup' option.

        $enrolmentdata['cohortidnumber'] = $cohort1->idnumber;

        $enrolmentdata['addtogroup'] = 2;

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertArrayHasKey('erroraddtogroup', $errors);

        // Options 'addtogroup' and 'groupname' are not allowed together.

        $enrolmentdata['addtogroup'] = 0;

        $enrolmentdata['groupname'] = 'test';

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertArrayHasKey('erroraddtogroupgroupname', $errors);

        // Cohort is not allowed on a given category context.

        $enrolmentdata['cohortidnumber'] = $cohort2->idnumber;

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertArrayHasKey('contextnotallowed', $errors);

        // Group does not exist.

        unset($enrolmentdata['addtogroup']);

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertArrayHasKey('errorinvalidgroup', $errors);

        // Unknown role.

        $enrolmentdata['role'] = 'test';

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertArrayHasKey('unknownrole', $errors);

        // Valid data when trying to create a group.

        $enrolmentdata['cohortidnumber'] = $cohort1->idnumber;

        $enrolmentdata['role'] = 'student';

        $enrolmentdata['addtogroup'] = 1;

        unset($enrolmentdata['groupname']);

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertEmpty($errors);

        // Valid data when trying to add to existing group.

        $enrolmentdata['groupname'] = $group1->name;

        unset($enrolmentdata['addtogroup']);

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertEmpty($errors);

        // Valid data when trying without group mode.

        $enrolmentdata['addtogroup'] = 0;

        unset($enrolmentdata['groupname']);

        $errors = $cohortplugin->validate_enrol_plugin_data($enrolmentdata, $course->id);

        $this->assertEmpty($errors);

    }

    /**

     * Test the behaviour of find_instance().

     *

     * @covers ::find_instance

     */

    public function test_find_instance() {

        global $DB;

        $this->resetAfterTest();

        $cat = $this->getDataGenerator()->create_category();

        $course = $this->getDataGenerator()->create_course(['category' => $cat->id, 'shortname' => 'ANON']);

        $cohort1 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat->id)->id,

            'idnumber' => 'one',

        ]);

        $cohort2 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat->id)->id,

            'idnumber' => 'two',

        ]);

        $cohort3 = $this->getDataGenerator()->create_cohort([

            'contextid' => \context_coursecat::instance($cat->id)->id,

            'idnumber' => 'three',

        ]);

        $studentrole = $DB->get_record('role', ['shortname' => 'student']);

        $teacherrole = $DB->get_record('role', ['shortname' => 'teacher']);

        $managerrole = $DB->get_record('role', ['shortname' => 'manager']);

        $cohortplugin = enrol_get_plugin('cohort');

        // Add three cohort enrol instances.

        $instanceid1 = $cohortplugin->add_instance($course, ['customint1' => $cohort1->id, 'roleid' => $teacherrole->id]);

        $instanceid2 = $cohortplugin->add_instance($course, ['customint1' => $cohort2->id, 'roleid' => $managerrole->id]);

        $instanceid3 = $cohortplugin->add_instance($course, ['customint1' => $cohort2->id, 'roleid' => $studentrole->id]);

        $instance1 = $DB->get_record('enrol', ['id' => $instanceid1]);

        $instance2 = $DB->get_record('enrol', ['id' => $instanceid2]);

        $enrolmentdata = [];

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertNull($instance);

        // Unknown idnumber.

        $enrolmentdata['cohortidnumber'] = 'test';

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertNull($instance);

        // Unknown role.

        $enrolmentdata['role'] = 'test';

        $enrolmentdata['cohortidnumber'] = $cohort1->idnumber;

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertNull($instance);

        // Cohort3 instance has not matching role and cohort.

        $enrolmentdata['role'] = $teacherrole->shortname;

        $enrolmentdata['cohortidnumber'] = $cohort3->idnumber;

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertNull($instance);

        // Cohort2 instance has matching cohort, but not matching role.

        $enrolmentdata['role'] = $teacherrole->shortname;

        $enrolmentdata['cohortidnumber'] = $cohort2->idnumber;

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertNull($instance);

        $enrolmentdata['role'] = $teacherrole->shortname;

        $enrolmentdata['cohortidnumber'] = $cohort1->idnumber;

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertEquals($instance1->id, $instance->id);

        $enrolmentdata['role'] = $managerrole->shortname;

        $enrolmentdata['cohortidnumber'] = $cohort2->idnumber;

        $instance = $cohortplugin->find_instance($enrolmentdata, $course->id);

        $this->assertEquals($instance2->id, $instance->id);

    }

}