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<?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/>.
/**
* Base class for unit tests for core_rss.
*
* @package core_rss
* @copyright 2018 Sara Arjona <sara@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
use core_privacy\tests\provider_testcase;
use core_rss\privacy\provider;
use core_privacy\local\request\writer;
use core_privacy\local\request\approved_contextlist;
use core_privacy\local\request\approved_userlist;
/**
* Unit tests for rss\classes\privacy\provider.php
*
* @copyright 2018 Sara Arjona <sara@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class core_rss_testcase extends provider_testcase {
/**
* Basic setup for these tests.
*/
public function setUp() {
$this->resetAfterTest(true);
}
/**
* Test getting the context for the user ID related to this plugin.
*/
public function test_get_contexts_for_userid() {
// Create user and RSS user keys.
$user = $this->getDataGenerator()->create_user();
$context = \context_user::instance($user->id);
$key = get_user_key('rss', $user->id);
$contextlist = provider::get_contexts_for_userid($user->id);
$this->assertEquals($context->id, $contextlist->current()->id);
}
/**
* Test that data is exported correctly for this plugin.
*/
public function test_export_user_data() {
global $DB;
// Create user and RSS user keys.
$user = $this->getDataGenerator()->create_user();
$context = \context_user::instance($user->id);
$keyvalue = get_user_key('rss', $user->id);
$key = $DB->get_record('user_private_key', ['value' => $keyvalue]);
// Validate exported data.
$this->setUser($user);
$writer = writer::with_context($context);
$this->assertFalse($writer->has_any_data());
$this->export_context_data_for_user($user->id, $context, 'core_rss');
$userkeydata = $writer->get_related_data([], 'userkeys');
$this->assertCount(1, $userkeydata->keys);
$this->assertEquals($key->script, reset($userkeydata->keys)->script);
}
/**
* Test for provider::delete_data_for_all_users_in_context().
*/
public function test_delete_data_for_all_users_in_context() {
global $DB;
// Create user and RSS user keys.
$user = $this->getDataGenerator()->create_user();
$context = \context_user::instance($user->id);
$keyvalue = get_user_key('rss', $user->id);
$key = $DB->get_record('user_private_key', ['value' => $keyvalue]);
// Before deletion, we should have 1 user_private_key.
$count = $DB->count_records('user_private_key', ['script' => 'rss']);
$this->assertEquals(1, $count);
// Delete data.
provider::delete_data_for_all_users_in_context($context);
// After deletion, the user_private_key entries should have been deleted.
$count = $DB->count_records('user_private_key', ['script' => 'rss']);
$this->assertEquals(0, $count);
}
/**
* Test for provider::delete_data_for_user().
*/
public function test_delete_data_for_user() {
global $DB;
// Create user and RSS user keys.
$user = $this->getDataGenerator()->create_user();
$context = \context_user::instance($user->id);
$keyvalue = get_user_key('rss', $user->id);
$key = $DB->get_record('user_private_key', ['value' => $keyvalue]);
// Before deletion, we should have 1 user_private_key.
$count = $DB->count_records('user_private_key', ['script' => 'rss']);
$this->assertEquals(1, $count);
// Delete data.
$contextlist = provider::get_contexts_for_userid($user->id);
$approvedcontextlist = new approved_contextlist($user, 'rss', $contextlist->get_contextids());
provider::delete_data_for_user($approvedcontextlist);
// After deletion, the user_private_key entries should have been deleted.
$count = $DB->count_records('user_private_key', ['script' => 'rss']);
$this->assertEquals(0, $count);
}
/**
* Test that only users with a user context are fetched.
*/
public function test_get_users_in_context() {
$component = 'core_rss';
// Create a user.
$user = $this->getDataGenerator()->create_user();
$usercontext = \context_user::instance($user->id);
$userlist = new \core_privacy\local\request\userlist($usercontext, $component);
// The list of users should not return anything yet (related data still haven't been created).
provider::get_users_in_context($userlist);
$this->assertCount(0, $userlist);
// Create private access key for user.
get_user_key('rss', $user->id);
// The list of users for user context should return the user.
provider::get_users_in_context($userlist);
$this->assertCount(1, $userlist);
$expected = [$user->id];
$actual = $userlist->get_userids();
$this->assertEquals($expected, $actual);
// The list of users for system context should not return any users.
$systemcontext = context_system::instance();
$userlist = new \core_privacy\local\request\userlist($systemcontext, $component);
provider::get_users_in_context($userlist);
$this->assertCount(0, $userlist);
}
/**
* Test that data for users in approved userlist is deleted.
*/
public function test_delete_data_for_users() {
$component = 'core_rss';
// Create a user1.
$user1 = $this->getDataGenerator()->create_user();
$usercontext1 = \context_user::instance($user1->id);
// Create list of users with a related user data in usercontext1.
$userlist1 = new \core_privacy\local\request\userlist($usercontext1, $component);
// Create a user1.
$user2 = $this->getDataGenerator()->create_user();
$usercontext2 = \context_user::instance($user2->id);
// Create list of users with a related user data in usercontext2.
$userlist2 = new \core_privacy\local\request\userlist($usercontext2, $component);
// Create private access key for user1.
get_user_key('rss', $user1->id);
// Create private access key for user2.
get_user_key('rss', $user2->id);
// Ensure the user list for usercontext1 contains user1.
provider::get_users_in_context($userlist1);
$this->assertCount(1, $userlist1);
// Ensure the user list for usercontext2 contains user2.
provider::get_users_in_context($userlist2);
$this->assertCount(1, $userlist2);
// Convert $userlist1 into an approved_contextlist.
$approvedlist = new approved_userlist($usercontext1, $component, $userlist1->get_userids());
// Delete using delete_data_for_user.
provider::delete_data_for_users($approvedlist);
// Re-fetch users in usercontext1 - The user list should now be empty.
$userlist1 = new \core_privacy\local\request\userlist($usercontext1, $component);
provider::get_users_in_context($userlist1);
$this->assertCount(0, $userlist1);
// Re-fetch users in usercontext2 - The user list should not be empty (user2).
$userlist2 = new \core_privacy\local\request\userlist($usercontext2, $component);
provider::get_users_in_context($userlist2);
$this->assertCount(1, $userlist2);
// User data should be only removed in the user context.
$systemcontext = context_system::instance();
// Add userlist2 to the approved user list in the system context.
$approvedlist = new approved_userlist($systemcontext, $component, $userlist2->get_userids());
// Delete user1 data using delete_data_for_user.
provider::delete_data_for_users($approvedlist);
// Re-fetch users in usercontext2 - The user list should not be empty (user2).
$userlist1 = new \core_privacy\local\request\userlist($usercontext2, $component);
provider::get_users_in_context($userlist1);
$this->assertCount(1, $userlist1);
}
}