moodle/mod/forum/tests/externallib_test.php

387 lines
17 KiB
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/>.
/**
* The module forums external functions unit tests
*
* @package mod_forum
* @category external
* @copyright 2012 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->dirroot . '/webservice/tests/helpers.php');
class mod_forum_external_testcase extends externallib_advanced_testcase {
/**
* Tests set up
*/
protected function setUp() {
global $CFG;
require_once($CFG->dirroot . '/mod/forum/externallib.php');
}
/**
* Test get forums
*/
public function test_mod_forum_get_forums_by_courses() {
global $USER, $CFG, $DB;
$this->resetAfterTest(true);
// Create a user.
$user = self::getDataGenerator()->create_user();
// Set to the user.
self::setUser($user);
// Create courses to add the modules.
$course1 = self::getDataGenerator()->create_course();
$course2 = self::getDataGenerator()->create_course();
// First forum.
$record = new stdClass();
$record->introformat = FORMAT_HTML;
$record->course = $course1->id;
$forum1 = self::getDataGenerator()->create_module('forum', $record);
// Second forum.
$record = new stdClass();
$record->introformat = FORMAT_HTML;
$record->course = $course2->id;
$forum2 = self::getDataGenerator()->create_module('forum', $record);
// Check the forum was correctly created.
$this->assertEquals(2, $DB->count_records_select('forum', 'id = :forum1 OR id = :forum2',
array('forum1' => $forum1->id, 'forum2' => $forum2->id)));
// Enrol the user in two courses.
// DataGenerator->enrol_user automatically sets a role for the user with the permission mod/form:viewdiscussion.
$this->getDataGenerator()->enrol_user($user->id, $course1->id, null, 'manual');
// Execute real Moodle enrolment as we'll call unenrol() method on the instance later.
$enrol = enrol_get_plugin('manual');
$enrolinstances = enrol_get_instances($course2->id, true);
foreach ($enrolinstances as $courseenrolinstance) {
if ($courseenrolinstance->enrol == "manual") {
$instance2 = $courseenrolinstance;
break;
}
}
$enrol->enrol_user($instance2, $user->id);
// Assign capabilities to view forums for forum 2.
$cm2 = get_coursemodule_from_id('forum', $forum2->id, 0, false, MUST_EXIST);
$context2 = context_module::instance($cm2->id);
$newrole = create_role('Role 2', 'role2', 'Role 2 description');
$roleid2 = $this->assignUserCapability('mod/forum:viewdiscussion', $context2->id, $newrole);
// Create what we expect to be returned when querying the two courses.
$expectedforums = array();
$expectedforums[$forum1->id] = (array) $forum1;
$expectedforums[$forum2->id] = (array) $forum2;
// Call the external function passing course ids.
$forums = mod_forum_external::get_forums_by_courses(array($course1->id, $course2->id));
external_api::clean_returnvalue(mod_forum_external::get_forums_by_courses_returns(), $forums);
$this->assertEquals($expectedforums, $forums);
// Call the external function without passing course id.
$forums = mod_forum_external::get_forums_by_courses();
external_api::clean_returnvalue(mod_forum_external::get_forums_by_courses_returns(), $forums);
$this->assertEquals($expectedforums, $forums);
// Unenrol user from second course and alter expected forums.
$enrol->unenrol_user($instance2, $user->id);
unset($expectedforums[$forum2->id]);
// Call the external function without passing course id.
$forums = mod_forum_external::get_forums_by_courses();
external_api::clean_returnvalue(mod_forum_external::get_forums_by_courses_returns(), $forums);
$this->assertEquals($expectedforums, $forums);
// Call for the second course we unenrolled the user from, ensure exception thrown.
try {
mod_forum_external::get_forums_by_courses(array($course2->id));
$this->fail('Exception expected due to being unenrolled from the course.');
} catch (moodle_exception $e) {
$this->assertEquals('requireloginerror', $e->errorcode);
}
// Call without required capability, ensure exception thrown.
$this->unassignUserCapability('mod/forum:viewdiscussion', null, null, $course1->id);
try {
$forums = mod_forum_external::get_forums_by_courses(array($course1->id));
$this->fail('Exception expected due to missing capability.');
} catch (moodle_exception $e) {
$this->assertEquals('nopermissions', $e->errorcode);
}
}
/**
* Test get forum discussions
*/
public function test_mod_forum_get_forum_discussions() {
global $USER, $CFG, $DB;
$this->resetAfterTest(true);
// Set the CFG variable to allow track forums.
$CFG->forum_trackreadposts = true;
// Create a user who can track forums.
$record = new stdClass();
$record->trackforums = true;
$user1 = self::getDataGenerator()->create_user($record);
// Create a bunch of other users to post.
$user2 = self::getDataGenerator()->create_user();
$user3 = self::getDataGenerator()->create_user();
$user4 = self::getDataGenerator()->create_user();
// Set the first created user to the test user.
self::setUser($user1);
// Create courses to add the modules.
$course1 = self::getDataGenerator()->create_course();
$course2 = self::getDataGenerator()->create_course();
// First forum with tracking off.
$record = new stdClass();
$record->course = $course1->id;
$record->trackingtype = FORUM_TRACKING_OFF;
$forum1 = self::getDataGenerator()->create_module('forum', $record);
// Second forum of type 'qanda' with tracking enabled.
$record = new stdClass();
$record->course = $course2->id;
$record->type = 'qanda';
$record->trackingtype = FORUM_TRACKING_ON;
$forum2 = self::getDataGenerator()->create_module('forum', $record);
// Third forum where we will only have one discussion with no replies.
$record = new stdClass();
$record->course = $course2->id;
$forum3 = self::getDataGenerator()->create_module('forum', $record);
// Add discussions to the forums.
$record = new stdClass();
$record->course = $course1->id;
$record->userid = $user1->id;
$record->forum = $forum1->id;
$discussion1 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_discussion($record);
$record = new stdClass();
$record->course = $course2->id;
$record->userid = $user2->id;
$record->forum = $forum2->id;
$discussion2 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_discussion($record);
$record = new stdClass();
$record->course = $course2->id;
$record->userid = $user2->id;
$record->forum = $forum3->id;
$discussion3 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_discussion($record);
// Add three replies to the discussion 1 from different users.
$record = new stdClass();
$record->discussion = $discussion1->id;
$record->parent = $discussion1->firstpost;
$record->userid = $user2->id;
$discussion1reply1 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_post($record);
$record->parent = $discussion1reply1->id;
$record->userid = $user3->id;
$discussion1reply2 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_post($record);
$record->userid = $user4->id;
$discussion1reply3 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_post($record);
// Add two replies to discussion 2 from different users.
$record = new stdClass();
$record->discussion = $discussion2->id;
$record->parent = $discussion2->firstpost;
$record->userid = $user1->id;
$discussion2reply1 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_post($record);
$record->parent = $discussion2reply1->id;
$record->userid = $user3->id;
$discussion2reply2 = self::getDataGenerator()->get_plugin_generator('mod_forum')->create_post($record);
// Check the forums were correctly created.
$this->assertEquals(3, $DB->count_records_select('forum', 'id = :forum1 OR id = :forum2 OR id = :forum3',
array('forum1' => $forum1->id, 'forum2' => $forum2->id, 'forum3' => $forum3->id)));
// Check the discussions were correctly created.
$this->assertEquals(3, $DB->count_records_select('forum_discussions', 'forum = :forum1 OR forum = :forum2
OR id = :forum3', array('forum1' => $forum1->id, 'forum2' => $forum2->id, 'forum3' => $forum3->id)));
// Check the posts were correctly created, don't forget each discussion created also creates a post.
$this->assertEquals(7, $DB->count_records_select('forum_posts', 'discussion = :discussion1 OR discussion = :discussion2',
array('discussion1' => $discussion1->id, 'discussion2' => $discussion2->id)));
// Enrol the user in the first course.
$enrol = enrol_get_plugin('manual');
// Following line enrol and assign default role id to the user.
// So the user automatically gets mod/forum:viewdiscussion on all forums of the course.
$this->getDataGenerator()->enrol_user($user1->id, $course1->id);
// Now enrol into the second course.
// We don't use the dataGenerator as we need to get the $instance2 to unenrol later.
$enrolinstances = enrol_get_instances($course2->id, true);
foreach ($enrolinstances as $courseenrolinstance) {
if ($courseenrolinstance->enrol == "manual") {
$instance2 = $courseenrolinstance;
break;
}
}
$enrol->enrol_user($instance2, $user1->id);
// Assign capabilities to view discussions for forum 2.
$cm = get_coursemodule_from_id('forum', $forum2->id, 0, false, MUST_EXIST);
$context = context_module::instance($cm->id);
$newrole = create_role('Role 2', 'role2', 'Role 2 description');
$this->assignUserCapability('mod/forum:viewdiscussion', $context->id, $newrole);
// Assign capabilities to view discussions for forum 3.
$cm = get_coursemodule_from_id('forum', $forum3->id, 0, false, MUST_EXIST);
$context = context_module::instance($cm->id);
$this->assignUserCapability('mod/forum:viewdiscussion', $context->id, $newrole);
// Create what we expect to be returned when querying the forums.
$expecteddiscussions = array();
$expecteddiscussions[$discussion1->id] = array(
'id' => $discussion1->id,
'course' => $discussion1->course,
'forum' => $discussion1->forum,
'name' => $discussion1->name,
'firstpost' => $discussion1->firstpost,
'userid' => $discussion1->userid,
'groupid' => $discussion1->groupid,
'assessed' => $discussion1->assessed,
'timemodified' => $discussion1reply3->created,
'usermodified' => $discussion1reply3->userid,
'timestart' => $discussion1->timestart,
'timeend' => $discussion1->timeend,
'firstuserfullname' => fullname($user1),
'firstuserimagealt' => $user1->imagealt,
'firstuserpicture' => $user1->picture,
'firstuseremail' => $user1->email,
'subject' => $discussion1->name,
'numreplies' => 3,
'numunread' => '',
'lastpost' => $discussion1reply3->id,
'lastuserid' => $user4->id,
'lastuserfullname' => fullname($user4),
'lastuserimagealt' => $user4->imagealt,
'lastuserpicture' => $user4->picture,
'lastuseremail' => $user4->email
);
$expecteddiscussions[$discussion2->id] = array(
'id' => $discussion2->id,
'course' => $discussion2->course,
'forum' => $discussion2->forum,
'name' => $discussion2->name,
'firstpost' => $discussion2->firstpost,
'userid' => $discussion2->userid,
'groupid' => $discussion2->groupid,
'assessed' => $discussion2->assessed,
'timemodified' => $discussion2reply2->created,
'usermodified' => $discussion2reply2->userid,
'timestart' => $discussion2->timestart,
'timeend' => $discussion2->timeend,
'firstuserfullname' => fullname($user2),
'firstuserimagealt' => $user2->imagealt,
'firstuserpicture' => $user2->picture,
'firstuseremail' => $user2->email,
'subject' => $discussion2->name,
'numreplies' => 2,
'numunread' => 3,
'lastpost' => $discussion2reply2->id,
'lastuserid' => $user3->id,
'lastuserfullname' => fullname($user3),
'lastuserimagealt' => $user3->imagealt,
'lastuserpicture' => $user3->picture,
'lastuseremail' => $user3->email
);
$expecteddiscussions[$discussion3->id] = array(
'id' => $discussion3->id,
'course' => $discussion3->course,
'forum' => $discussion3->forum,
'name' => $discussion3->name,
'firstpost' => $discussion3->firstpost,
'userid' => $discussion3->userid,
'groupid' => $discussion3->groupid,
'assessed' => $discussion3->assessed,
'timemodified' => $discussion3->timemodified,
'usermodified' => $discussion3->usermodified,
'timestart' => $discussion3->timestart,
'timeend' => $discussion3->timeend,
'firstuserfullname' => fullname($user2),
'firstuserimagealt' => $user2->imagealt,
'firstuserpicture' => $user2->picture,
'firstuseremail' => $user2->email,
'subject' => $discussion3->name,
'numreplies' => 0,
'numunread' => 1,
'lastpost' => $discussion3->firstpost,
'lastuserid' => $user2->id,
'lastuserfullname' => fullname($user2),
'lastuserimagealt' => $user2->imagealt,
'lastuserpicture' => $user2->picture,
'lastuseremail' => $user2->email
);
// Call the external function passing forum ids.
$discussions = mod_forum_external::get_forum_discussions(array($forum1->id, $forum2->id, $forum3->id));
external_api::clean_returnvalue(mod_forum_external::get_forum_discussions_returns(), $discussions);
$this->assertEquals($expecteddiscussions, $discussions);
// Remove the users post from the qanda forum and ensure they can not return the discussion.
$DB->delete_records('forum_posts', array('id' => $discussion2reply1->id));
try {
mod_forum_external::get_forum_discussions(array($forum2->id));
$this->fail('Exception expected due to attempting to access qanda forum without posting.');
} catch (moodle_exception $e) {
$this->assertEquals('nopermissions', $e->errorcode);
}
// Call without required view discussion capability.
$this->unassignUserCapability('mod/forum:viewdiscussion', null, null, $course1->id);
try {
mod_forum_external::get_forum_discussions(array($forum1->id));
$this->fail('Exception expected due to missing capability.');
} catch (moodle_exception $e) {
$this->assertEquals('nopermissions', $e->errorcode);
}
// Unenrol user from second course.
$enrol->unenrol_user($instance2, $user1->id);
// Call for the second course we unenrolled the user from, make sure exception thrown.
try {
mod_forum_external::get_forum_discussions(array($forum2->id));
$this->fail('Exception expected due to being unenrolled from the course.');
} catch (moodle_exception $e) {
$this->assertEquals('requireloginerror', $e->errorcode);
}
}
}