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Code Editor : cohortlib_test.php

<?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/>.

/**
 * Cohort library tests.
 *
 * @package    core_cohort
 * @category   phpunit
 * @copyright  2012 Petr Skoda {@link http://skodak.org}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

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

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

public function test_cohort_add_cohort() {
        global $DB;

$this->resetAfterTest();

$id = cohort_add_cohort($cohort);
        $this->assertNotEmpty($id);

$newcohort = $DB->get_record('cohort', array('id'=>$id));
        $this->assertEquals($cohort->contextid, $newcohort->contextid);
        $this->assertSame($cohort->name, $newcohort->name);
        $this->assertSame($cohort->description, $newcohort->description);
        $this->assertEquals($cohort->descriptionformat, $newcohort->descriptionformat);
        $this->assertNotEmpty($newcohort->timecreated);
        $this->assertSame($newcohort->component, '');
        $this->assertSame($newcohort->theme, '');
        $this->assertSame($newcohort->timecreated, $newcohort->timemodified);
    }

/**
     * @expectedException        coding_exception
     * @expectedExceptionMessage Missing cohort name in cohort_add_cohort().
     */
    public function test_cohort_add_cohort_missing_name() {
        $cohort = new stdClass();
        $cohort->contextid = context_system::instance()->id;
        $cohort->name = null;
        $cohort->idnumber = 'testid';
        $cohort->description = 'test cohort desc';
        $cohort->descriptionformat = FORMAT_HTML;

cohort_add_cohort($cohort);
    }

public function test_cohort_add_cohort_event() {
        $this->resetAfterTest();

// Setup cohort data structure.
        $cohort = new stdClass();
        $cohort->contextid = context_system::instance()->id;
        $cohort->name = 'test cohort';
        $cohort->idnumber = 'testid';
        $cohort->description = 'test cohort desc';
        $cohort->descriptionformat = FORMAT_HTML;

// Catch Events.
        $sink = $this->redirectEvents();

// Perform the add operation.
        $id = cohort_add_cohort($cohort);

// Capture the event.
        $events = $sink->get_events();
        $sink->close();

// Validate the event.
        $this->assertCount(1, $events);
        $event = $events[0];
        $this->assertInstanceOf('\core\event\cohort_created', $event);
        $this->assertEquals('cohort', $event->objecttable);
        $this->assertEquals($id, $event->objectid);
        $this->assertEquals($cohort->contextid, $event->contextid);
        $url = new moodle_url('/cohort/index.php', array('contextid' => $event->contextid));
        $this->assertEquals($url, $event->get_url());
        $this->assertEquals($cohort, $event->get_record_snapshot('cohort', $id));
        $this->assertEventLegacyData($cohort, $event);
        $this->assertEventContextNotUsed($event);
    }

public function test_cohort_update_cohort() {
        global $DB;

$this->resetAfterTest();

$cohort = new stdClass();
        $cohort->contextid = context_system::instance()->id;
        $cohort->name = 'test cohort';
        $cohort->idnumber = 'testid';
        $cohort->description = 'test cohort desc';
        $cohort->descriptionformat = FORMAT_HTML;
        $id = cohort_add_cohort($cohort);
        $this->assertNotEmpty($id);
        $DB->set_field('cohort', 'timecreated', $cohort->timecreated - 10, array('id'=>$id));
        $DB->set_field('cohort', 'timemodified', $cohort->timemodified - 10, array('id'=>$id));
        $cohort = $DB->get_record('cohort', array('id'=>$id));

$cohort->name = 'test cohort 2';
        cohort_update_cohort($cohort);

$newcohort = $DB->get_record('cohort', array('id'=>$id));

$this->assertSame($cohort->contextid, $newcohort->contextid);
        $this->assertSame($cohort->name, $newcohort->name);
        $this->assertSame($cohort->description, $newcohort->description);
        $this->assertSame($cohort->descriptionformat, $newcohort->descriptionformat);
        $this->assertSame($cohort->timecreated, $newcohort->timecreated);
        $this->assertSame($cohort->component, $newcohort->component);
        $this->assertSame($newcohort->theme, '');
        $this->assertGreaterThan($newcohort->timecreated, $newcohort->timemodified);
        $this->assertLessThanOrEqual(time(), $newcohort->timemodified);
    }

public function test_cohort_update_cohort_event() {
        global $DB;

$this->resetAfterTest();

// Setup the cohort data structure.
        $cohort = new stdClass();
        $cohort->contextid = context_system::instance()->id;
        $cohort->name = 'test cohort';
        $cohort->idnumber = 'testid';
        $cohort->description = 'test cohort desc';
        $cohort->descriptionformat = FORMAT_HTML;
        $cohort->theme = '';
        $id = cohort_add_cohort($cohort);
        $this->assertNotEmpty($id);

$cohort->name = 'test cohort 2';

// Catch Events.
        $sink = $this->redirectEvents();

// Peform the update.
        cohort_update_cohort($cohort);
        // Add again theme property to the cohort object for comparing it to the event snapshop.
        $cohort->theme = '';

$events = $sink->get_events();
        $sink->close();

// Validate the event.
        $this->assertCount(1, $events);
        $event = $events[0];
        $updatedcohort = $DB->get_record('cohort', array('id'=>$id));
        $this->assertInstanceOf('\core\event\cohort_updated', $event);
        $this->assertEquals('cohort', $event->objecttable);
        $this->assertEquals($updatedcohort->id, $event->objectid);
        $this->assertEquals($updatedcohort->contextid, $event->contextid);
        $url = new moodle_url('/cohort/edit.php', array('id' => $event->objectid));
        $this->assertEquals($url, $event->get_url());
        $this->assertEquals($cohort, $event->get_record_snapshot('cohort', $id));
        $this->assertEventLegacyData($cohort, $event);
        $this->assertEventContextNotUsed($event);
    }

public function test_cohort_delete_cohort() {
        global $DB;

$this->resetAfterTest();

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

cohort_delete_cohort($cohort);

$this->assertFalse($DB->record_exists('cohort', array('id'=>$cohort->id)));
    }

public function test_cohort_delete_cohort_event() {

$this->resetAfterTest();

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

// Capture the events.
        $sink = $this->redirectEvents();

// Perform the delete.
        cohort_delete_cohort($cohort);

$events = $sink->get_events();
        $sink->close();

// Validate the event structure.
        $this->assertCount(1, $events);
        $event = $events[0];
        $this->assertInstanceOf('\core\event\cohort_deleted', $event);
        $this->assertEquals('cohort', $event->objecttable);
        $this->assertEquals($cohort->id, $event->objectid);
        $url = new moodle_url('/cohort/index.php', array('contextid' => $event->contextid));
        $this->assertEquals($url, $event->get_url());
        $this->assertEquals($cohort, $event->get_record_snapshot('cohort', $cohort->id));
        $this->assertEventLegacyData($cohort, $event);
        $this->assertEventContextNotUsed($event);
    }

public function test_cohort_delete_category() {
        global $DB;

$this->resetAfterTest();

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

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

cohort_delete_category($category);

$this->assertTrue($DB->record_exists('cohort', array('id'=>$cohort->id)));
        $newcohort = $DB->get_record('cohort', array('id'=>$cohort->id));
        $this->assertEquals(context_system::instance()->id, $newcohort->contextid);
    }

public function test_cohort_add_member() {
        global $DB;

$this->resetAfterTest();

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

$this->assertFalse($DB->record_exists('cohort_members', array('cohortid'=>$cohort->id, 'userid'=>$user->id)));
        cohort_add_member($cohort->id, $user->id);
        $this->assertTrue($DB->record_exists('cohort_members', array('cohortid'=>$cohort->id, 'userid'=>$user->id)));
    }

public function test_cohort_add_member_event() {
        global $USER;
        $this->resetAfterTest();

// Setup the data.
        $cohort = $this->getDataGenerator()->create_cohort();
        $user = $this->getDataGenerator()->create_user();

// Capture the events.
        $sink = $this->redirectEvents();

// Peform the add member operation.
        cohort_add_member($cohort->id, $user->id);

$events = $sink->get_events();
        $sink->close();

// Validate the event.
        $this->assertCount(1, $events);
        $event = $events[0];
        $this->assertInstanceOf('\core\event\cohort_member_added', $event);
        $this->assertEquals('cohort', $event->objecttable);
        $this->assertEquals($cohort->id, $event->objectid);
        $this->assertEquals($user->id, $event->relateduserid);
        $this->assertEquals($USER->id, $event->userid);
        $url = new moodle_url('/cohort/assign.php', array('id' => $event->objectid));
        $this->assertEquals($url, $event->get_url());
        $this->assertEventLegacyData((object) array('cohortid' => $cohort->id, 'userid' => $user->id), $event);
        $this->assertEventContextNotUsed($event);
    }

public function test_cohort_remove_member() {
        global $DB;

$this->resetAfterTest();

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

cohort_add_member($cohort->id, $user->id);
        $this->assertTrue($DB->record_exists('cohort_members', array('cohortid'=>$cohort->id, 'userid'=>$user->id)));

cohort_remove_member($cohort->id, $user->id);
        $this->assertFalse($DB->record_exists('cohort_members', array('cohortid'=>$cohort->id, 'userid'=>$user->id)));
    }

public function test_cohort_remove_member_event() {
        global $USER;
        $this->resetAfterTest();

// Setup the data.
        $cohort = $this->getDataGenerator()->create_cohort();
        $user = $this->getDataGenerator()->create_user();
        cohort_add_member($cohort->id, $user->id);

// Capture the events.
        $sink = $this->redirectEvents();

// Peform the remove operation.
        cohort_remove_member($cohort->id, $user->id);
        $events = $sink->get_events();
        $sink->close();

// Validate the event.
        $this->assertCount(1, $events);
        $event = $events[0];
        $this->assertInstanceOf('\core\event\cohort_member_removed', $event);
        $this->assertEquals('cohort', $event->objecttable);
        $this->assertEquals($cohort->id, $event->objectid);
        $this->assertEquals($user->id, $event->relateduserid);
        $this->assertEquals($USER->id, $event->userid);
        $url = new moodle_url('/cohort/assign.php', array('id' => $event->objectid));
        $this->assertEquals($url, $event->get_url());
        $this->assertEventLegacyData((object) array('cohortid' => $cohort->id, 'userid' => $user->id), $event);
        $this->assertEventContextNotUsed($event);
    }

public function test_cohort_is_member() {
        global $DB;

$this->resetAfterTest();

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

$this->assertFalse(cohort_is_member($cohort->id, $user->id));
        cohort_add_member($cohort->id, $user->id);
        $this->assertTrue(cohort_is_member($cohort->id, $user->id));
    }

public function test_cohort_get_cohorts() {
        global $DB;

$this->resetAfterTest();

$category1 = $this->getDataGenerator()->create_category();
        $category2 = $this->getDataGenerator()->create_category();

$cohort1 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category1->id)->id, 'name'=>'aaagrrryyy', 'idnumber'=>'','description'=>''));
        $cohort2 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category1->id)->id, 'name'=>'bbb', 'idnumber'=>'', 'description'=>'yyybrrr'));
        $cohort3 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category1->id)->id, 'name'=>'ccc', 'idnumber'=>'xxarrrghyyy', 'description'=>'po_us'));
        $cohort4 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_system::instance()->id));

$result = cohort_get_cohorts(context_coursecat::instance($category2->id)->id);
        $this->assertEquals(0, $result['totalcohorts']);
        $this->assertEquals(0, count($result['cohorts']));
        $this->assertEquals(0, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id);
        $this->assertEquals(3, $result['totalcohorts']);
        $this->assertEquals(array($cohort1->id=>$cohort1, $cohort2->id=>$cohort2, $cohort3->id=>$cohort3), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 0, 100, 'arrrgh');
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort3->id=>$cohort3), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 0, 100, 'brrr');
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort2->id=>$cohort2), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 0, 100, 'grrr');
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort1->id=>$cohort1), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 1, 1, 'yyy');
        $this->assertEquals(3, $result['totalcohorts']);
        $this->assertEquals(array($cohort2->id=>$cohort2), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 0, 100, 'po_us');
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort3->id=>$cohort3), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 0, 100, 'pokus');
        $this->assertEquals(0, $result['totalcohorts']);
        $this->assertEquals(array(), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_system::instance()->id);
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort4->id=>$cohort4), $result['cohorts']);
        $this->assertEquals(1, $result['allcohorts']);
    }

public function test_cohort_get_all_cohorts() {
        global $DB;

$this->resetAfterTest();

$category1 = $this->getDataGenerator()->create_category();
        $category2 = $this->getDataGenerator()->create_category();

$cohort1 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category1->id)->id, 'name'=>'aaagrrryyy', 'idnumber'=>'','description'=>''));
        $cohort2 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category1->id)->id, 'name'=>'bbb', 'idnumber'=>'', 'description'=>'yyybrrr'));
        $cohort3 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_coursecat::instance($category2->id)->id, 'name'=>'ccc', 'idnumber'=>'xxarrrghyyy', 'description'=>'po_us'));
        $cohort4 = $this->getDataGenerator()->create_cohort(array('contextid'=>context_system::instance()->id));

// Get list of all cohorts as admin.
        $this->setAdminUser();

$result = cohort_get_all_cohorts(0, 100, '');
        $this->assertEquals(4, $result['totalcohorts']);
        $this->assertEquals(array($cohort1->id=>$cohort1, $cohort2->id=>$cohort2, $cohort3->id=>$cohort3, $cohort4->id=>$cohort4), $result['cohorts']);
        $this->assertEquals(4, $result['allcohorts']);

$result = cohort_get_all_cohorts(0, 100, 'grrr');
        $this->assertEquals(1, $result['totalcohorts']);
        $this->assertEquals(array($cohort1->id=>$cohort1), $result['cohorts']);
        $this->assertEquals(4, $result['allcohorts']);

// Get list of all cohorts as manager who has capability everywhere.
        $user = $this->getDataGenerator()->create_user();
        $managerrole = $DB->get_record('role', array('shortname' => 'manager'));
        role_assign($managerrole->id, $user->id, context_system::instance()->id);
        $this->setUser($user);

// Get list of all cohorts as manager who has capability everywhere except category2.
        $context2 = context_coursecat::instance($category2->id);
        role_change_permission($managerrole->id, $context2, 'moodle/cohort:view', CAP_PROHIBIT);
        role_change_permission($managerrole->id, $context2, 'moodle/cohort:manage', CAP_PROHIBIT);
        $this->assertFalse(has_any_capability(array('moodle/cohort:view', 'moodle/cohort:manage'), $context2));

$result = cohort_get_all_cohorts(0, 100, '');
        $this->assertEquals(3, $result['totalcohorts']);
        $this->assertEquals(array($cohort1->id=>$cohort1, $cohort2->id=>$cohort2, $cohort4->id=>$cohort4), $result['cohorts']);
        $this->assertEquals(3, $result['allcohorts']);

$result = cohort_get_cohorts(context_coursecat::instance($category1->id)->id, 1, 1, 'yyy');
        $this->assertEquals(2, $result['totalcohorts']);
        $this->assertEquals(array($cohort2->id=>$cohort2), $result['cohorts']);
        $this->assertEquals(2, $result['allcohorts']);
    }

public function test_cohort_get_available_cohorts() {
        global $DB;

$this->resetAfterTest();

$category1 = $this->getDataGenerator()->create_category();
        $category2 = $this->getDataGenerator()->create_category();

$course1 = $this->getDataGenerator()->create_course(array('category' => $category1->id));
        $course2 = $this->getDataGenerator()->create_course(array('category' => $category2->id));

$category1ctx = context_coursecat::instance($category1->id);
        $category2ctx = context_coursecat::instance($category2->id);
        $course1ctx = context_course::instance(($course1->id));
        $course2ctx = context_course::instance(($course2->id));
        $systemctx = context_system::instance();

$cohort1 = $this->getDataGenerator()->create_cohort(array('contextid'=>$category1ctx->id, 'name'=>'aaagrrryyy', 'idnumber'=>'','description'=>''));
        $cohort2 = $this->getDataGenerator()->create_cohort(array('contextid'=>$category1ctx->id, 'name'=>'bbb', 'idnumber'=>'', 'description'=>'yyybrrr', 'visible'=>0));
        $cohort3 = $this->getDataGenerator()->create_cohort(array('contextid'=>$category2ctx->id, 'name'=>'ccc', 'idnumber'=>'xxarrrghyyy', 'description'=>'po_us'));
        $cohort4 = $this->getDataGenerator()->create_cohort(array('contextid'=>$systemctx->id, 'name' => 'ddd'));
        $cohort5 = $this->getDataGenerator()->create_cohort(array('contextid'=>$systemctx->id, 'visible'=>0, 'name' => 'eee'));

/*
        Structure of generated course categories, courses and cohort:

system
          -cohort4 (visible, has 3 members)
          -cohort5 (not visible, no members)
          category1
            -cohort1 (visible, no members)
            -cohort2 (not visible, has 1 member)
            course1
          category2
            -cohort3 (visible, has 2 member)
            course2

In this test we call cohort_get_available_cohorts() for users with different roles
        and with different paramteres ($withmembers, $search, $offset, $limit) to make sure we go
        through all possible options of SQL query.
        */

// Admin can see visible and invisible cohorts defined in above contexts.
        $this->setAdminUser();

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 0, '');
        $this->assertEquals(array($cohort1->id, $cohort2->id, $cohort4->id, $cohort5->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 2, '');
        $this->assertEquals(array($cohort1->id, $cohort2->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 1, 2, '');
        $this->assertEquals(array($cohort2->id, $cohort4->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 100, 'yyy');
        $this->assertEquals(array($cohort1->id, $cohort2->id), array_keys($result));

$result = cohort_get_available_cohorts($course2ctx, COHORT_ALL, 0, 0, '');
        $this->assertEquals(array($cohort3->id, $cohort4->id, $cohort5->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY);
        $this->assertEmpty($result);

$result = cohort_get_available_cohorts($course2ctx, COHORT_WITH_MEMBERS_ONLY);
        $this->assertEmpty($result);

// Get list of available cohorts as a teacher in the course.
        $user1 = $this->getDataGenerator()->create_user();
        $teacherrole = $DB->get_record('role', array('shortname' => 'editingteacher'));
        role_assign($teacherrole->id, $user1->id, $course1ctx->id);
        role_assign($teacherrole->id, $user1->id, $course2ctx->id);
        $this->setUser($user1);

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 0, '');
        $this->assertEquals(array($cohort1->id, $cohort4->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 1, '');
        $this->assertEquals(array($cohort1->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 1, 1, '');
        $this->assertEquals(array($cohort4->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 100, 'yyy');
        $this->assertEquals(array($cohort1->id), array_keys($result));

$result = cohort_get_available_cohorts($course2ctx, COHORT_ALL, 0, 0, '');
        $this->assertEquals(array($cohort3->id, $cohort4->id), array_keys($result));

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY);
        $this->assertEmpty($result);

// Now add members to cohorts.
        $user2 = $this->getDataGenerator()->create_user();
        $user3 = $this->getDataGenerator()->create_user();
        $user4 = $this->getDataGenerator()->create_user();
        $user5 = $this->getDataGenerator()->create_user();
        $user6 = $this->getDataGenerator()->create_user();
        cohort_add_member($cohort2->id, $user3->id);
        cohort_add_member($cohort3->id, $user2->id);
        cohort_add_member($cohort3->id, $user3->id);
        cohort_add_member($cohort4->id, $user4->id);
        cohort_add_member($cohort4->id, $user5->id);
        cohort_add_member($cohort4->id, $user6->id);

// Check filtering non-empty cohorts as admin.
        $this->setAdminUser();

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort2->id, $cohort4->id), array_keys($result));
        $this->assertEquals(1, $result[$cohort2->id]->memberscnt);
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

$result = cohort_get_available_cohorts($course2ctx, COHORT_WITH_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort3->id, $cohort4->id), array_keys($result));
        $this->assertEquals(2, $result[$cohort3->id]->memberscnt);
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY, 0, 0, 'yyy');
        $this->assertEquals(array($cohort2->id), array_keys($result));
        $this->assertEquals(1, $result[$cohort2->id]->memberscnt);

// Check filtering non-empty cohorts as teacher.
        $this->setUser($user1);

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort4->id), array_keys($result));
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_MEMBERS_ONLY, 0, 0, 'yyy');
        $this->assertEmpty($result);

// Enrol users.
        $studentrole = $DB->get_record('role', array('shortname' => 'student'));
        $this->getDataGenerator()->enrol_user($user2->id, $course1->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user3->id, $course1->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user5->id, $course1->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user6->id, $course1->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user3->id, $course2->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user4->id, $course2->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user5->id, $course2->id, $studentrole->id);
        $this->getDataGenerator()->enrol_user($user6->id, $course2->id, $studentrole->id);

// Check cohorts with enrolments as admin.
        $this->setAdminUser();

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_ENROLLED_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort2->id, $cohort4->id), array_keys($result));
        $this->assertEquals(1, $result[$cohort2->id]->enrolledcnt);
        $this->assertEquals(2, $result[$cohort4->id]->enrolledcnt);
        $this->assertEquals(1, $result[$cohort2->id]->memberscnt);
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

$result = cohort_get_available_cohorts($course2ctx, COHORT_WITH_ENROLLED_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort3->id, $cohort4->id), array_keys($result));
        $this->assertEquals(1, $result[$cohort3->id]->enrolledcnt);
        $this->assertEquals(3, $result[$cohort4->id]->enrolledcnt);
        $this->assertEquals(2, $result[$cohort3->id]->memberscnt);
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_ENROLLED_MEMBERS_ONLY, 0, 0, 'yyy');
        $this->assertEquals(array($cohort2->id), array_keys($result));
        $this->assertEquals(1, $result[$cohort2->id]->enrolledcnt);
        $this->assertEquals(1, $result[$cohort2->id]->memberscnt);

$result = cohort_get_available_cohorts($course1ctx, COHORT_WITH_NOTENROLLED_MEMBERS_ONLY, 0, 0, '');
        $this->assertEquals(array($cohort4->id), array_keys($result));
        $this->assertEquals(2, $result[$cohort4->id]->enrolledcnt);
        $this->assertEquals(3, $result[$cohort4->id]->memberscnt);

// Assign user1 additional 'manager' role in the category context. He can now see hidden cohort in category1
        // but still can not see hidden category in system.
        $managerrole = $DB->get_record('role', array('shortname' => 'manager'));
        role_assign($managerrole->id, $user1->id, context_coursecat::instance($category1->id));
        $this->setUser($user1);
        $result = cohort_get_available_cohorts($course1ctx, COHORT_ALL, 0, 0, '');
        $this->assertEquals(array($cohort1->id, $cohort2->id, $cohort4->id), array_keys($result));
    }

/**
     * Create a cohort with allowcohortthemes enabled/disabled.
     */
    public function test_cohort_add_theme_cohort() {
        global $DB;

$this->resetAfterTest();

// Theme is added when allowcohortthemes is enabled.
        set_config('allowcohortthemes', 1);
        set_config('theme', 'boost');

$systemctx = context_system::instance();
        $cohort1 = $this->getDataGenerator()->create_cohort(array('contextid' => $systemctx->id, 'name' => 'test cohort 1',
            'idnumber' => 'testid1', 'description' => 'test cohort desc', 'descriptionformat' => FORMAT_HTML, 'theme' => 'classic'));

$id = cohort_add_cohort($cohort1);
        $this->assertNotEmpty($id);
        $newcohort = $DB->get_record('cohort', array('id' => $id));
        $this->assertEquals($cohort1->contextid, $newcohort->contextid);
        $this->assertSame($cohort1->name, $newcohort->name);
        $this->assertSame($cohort1->description, $newcohort->description);
        $this->assertEquals($cohort1->descriptionformat, $newcohort->descriptionformat);
        $this->assertNotEmpty($newcohort->theme);
        $this->assertSame($cohort1->theme, $newcohort->theme);
        $this->assertNotEmpty($newcohort->timecreated);
        $this->assertSame($newcohort->component, '');
        $this->assertSame($newcohort->timecreated, $newcohort->timemodified);

// Theme is not added when allowcohortthemes is disabled.
        set_config('allowcohortthemes', 0);

$cohort2 = $this->getDataGenerator()->create_cohort(array('contextid' => $systemctx->id, 'name' => 'test cohort 2',
            'idnumber' => 'testid2', 'description' => 'test cohort desc', 'descriptionformat' => FORMAT_HTML, 'theme' => 'classic'));

$id = cohort_add_cohort($cohort2);
        $this->assertNotEmpty($id);
        $newcohort = $DB->get_record('cohort', array('id' => $id));
        $this->assertSame($cohort2->name, $newcohort->name);
        $this->assertEmpty($newcohort->theme);
    }

/**
     * Update a cohort with allowcohortthemes enabled/disabled.
     */
    public function test_cohort_update_theme_cohort() {
        global $DB;

$this->resetAfterTest();

// Enable cohort themes.
        set_config('allowcohortthemes', 1);
        set_config('theme', 'boost');

// Theme is updated when allowcohortthemes is enabled.
        $cohort1 = $DB->get_record('cohort', array('id' => $id));
        $cohort1->name = 'test cohort 1 updated';
        $cohort1->theme = 'classic';
        cohort_update_cohort($cohort1);
        $updatedcohort = $DB->get_record('cohort', array('id' => $id));
        $this->assertEquals($cohort1->contextid, $updatedcohort->contextid);
        $this->assertSame($cohort1->name, $updatedcohort->name);
        $this->assertSame($cohort1->description, $updatedcohort->description);
        $this->assertNotEmpty($updatedcohort->theme);
        $this->assertSame($cohort1->theme, $updatedcohort->theme);

// Theme is not updated neither overwritten when allowcohortthemes is disabled.
        set_config('allowcohortthemes', 0);
        $cohort2 = $DB->get_record('cohort', array('id' => $id));
        $cohort2->theme = 'classic';
        cohort_update_cohort($cohort2);
        $updatedcohort = $DB->get_record('cohort', array('id' => $id));
        $this->assertEquals($cohort2->contextid, $updatedcohort->contextid);
        $this->assertNotEmpty($updatedcohort->theme);
        $this->assertSame($cohort1->theme, $updatedcohort->theme);
    }
}

${this.title}

Code Editor : cohortlib_test.php