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Differences Between: [Versions 401 and 402] [Versions 401 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Privacy provider tests.
  19   *
  20   * @package    enrol_lti
  21   * @copyright  2018 Mark Nelson <markn@moodle.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  namespace enrol_lti\privacy;
  25  
  26  use enrol_lti\privacy\provider;
  27  
  28  defined('MOODLE_INTERNAL') || die();
  29  
  30  /**
  31   * Privacy provider tests class.
  32   *
  33   * @package    enrol_lti
  34   * @copyright  2018 Mark Nelson <markn@moodle.com>
  35   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   */
  37  class provider_test extends \core_privacy\tests\provider_testcase {
  38  
  39      /**
  40       * @var stdClass The user
  41       */
  42      protected $user = null;
  43  
  44      /**
  45       * @var stdClass Another user
  46       */
  47      protected $anotheruser = null;
  48  
  49      /**
  50       * @var stdClass The course
  51       */
  52      protected $course = null;
  53  
  54      /**
  55       * @var stdClass The activity
  56       */
  57      protected $activity = null;
  58  
  59      /**
  60       * Basic setup for these tests.
  61       */
  62      public function setUp(): void {
  63          $this->resetAfterTest();
  64  
  65          $this->course = $this->getDataGenerator()->create_course();
  66          $this->user = $this->getDataGenerator()->create_user();
  67          $this->activity = $this->getDataGenerator()->create_module('forum', ['course' => $this->course->id]);
  68  
  69          // Get the course and activity contexts.
  70          $coursecontext = \context_course::instance($this->course->id);
  71          $cmcontext = \context_module::instance($this->activity->cmid);
  72  
  73          // Create LTI tools in different contexts.
  74          $this->create_lti_users($coursecontext, $this->user->id);
  75          $this->create_lti_users($coursecontext, $this->user->id);
  76          $this->create_lti_users($cmcontext, $this->user->id);
  77  
  78          // Create another LTI user.
  79          $this->anotheruser = $this->getDataGenerator()->create_user();
  80          $this->create_lti_users($coursecontext, $this->anotheruser->id);
  81      }
  82  
  83      /**
  84       * Test getting the context for the user ID related to this plugin.
  85       */
  86      public function test_get_contexts_for_userid() {
  87          $contextlist = provider::get_contexts_for_userid($this->user->id);
  88  
  89          $this->assertCount(2, $contextlist);
  90  
  91          $coursectx = \context_course::instance($this->course->id);
  92          $activityctx = \context_module::instance($this->activity->cmid);
  93          $expectedids = [$coursectx->id, $activityctx->id];
  94  
  95          $actualids = $contextlist->get_contextids();
  96          $this->assertEqualsCanonicalizing($expectedids, $actualids);
  97      }
  98  
  99      /**
 100       * Test for provider::export_user_data().
 101       */
 102      public function test_export_for_context() {
 103          $coursecontext = \context_course::instance($this->course->id);
 104          $cmcontext = \context_module::instance($this->activity->cmid);
 105  
 106          // Export all of the data for the course context.
 107          $this->export_context_data_for_user($this->user->id, $coursecontext, 'enrol_lti');
 108          $writer = \core_privacy\local\request\writer::with_context($coursecontext);
 109          $this->assertTrue($writer->has_any_data());
 110  
 111          $data = (array) $writer->get_data(['enrol_lti_users']);
 112          $this->assertCount(2, $data);
 113          foreach ($data as $ltiuser) {
 114              $this->assertArrayHasKey('lastgrade', $ltiuser);
 115              $this->assertArrayHasKey('timecreated', $ltiuser);
 116              $this->assertArrayHasKey('timemodified', $ltiuser);
 117          }
 118  
 119          // Export all of the data for the activity context.
 120          $this->export_context_data_for_user($this->user->id, $cmcontext, 'enrol_lti');
 121          $writer = \core_privacy\local\request\writer::with_context($cmcontext);
 122          $this->assertTrue($writer->has_any_data());
 123  
 124          $data = (array) $writer->get_data(['enrol_lti_users']);
 125          $this->assertCount(1, $data);
 126          foreach ($data as $ltiuser) {
 127              $this->assertArrayHasKey('lastgrade', $ltiuser);
 128              $this->assertArrayHasKey('timecreated', $ltiuser);
 129              $this->assertArrayHasKey('timemodified', $ltiuser);
 130          }
 131      }
 132  
 133      /**
 134       * Test for provider::delete_data_for_all_users_in_context().
 135       */
 136      public function test_delete_data_for_all_users_in_context() {
 137          global $DB;
 138  
 139          $count = $DB->count_records('enrol_lti_users');
 140          $this->assertEquals(4, $count);
 141  
 142          // Delete data based on context.
 143          $coursecontext = \context_course::instance($this->course->id);
 144          provider::delete_data_for_all_users_in_context($coursecontext);
 145  
 146          $ltiusers = $DB->get_records('enrol_lti_users');
 147          $this->assertCount(1, $ltiusers);
 148  
 149          $ltiuser = reset($ltiusers);
 150          $this->assertEquals($ltiuser->userid, $this->user->id);
 151      }
 152  
 153      /**
 154       * Test for provider::delete_data_for_user().
 155       */
 156      public function test_delete_data_for_user() {
 157          global $DB;
 158  
 159          $cmcontext = \context_module::instance($this->activity->cmid);
 160          $coursecontext = \context_course::instance($this->course->id);
 161  
 162          $count = $DB->count_records('enrol_lti_users');
 163          $this->assertEquals(4, $count);
 164  
 165          $contextlist = new \core_privacy\local\request\approved_contextlist($this->user, 'enrol_lti',
 166              [\context_system::instance()->id, $coursecontext->id, $cmcontext->id]);
 167          provider::delete_data_for_user($contextlist);
 168  
 169          $ltiusers = $DB->get_records('enrol_lti_users');
 170          $this->assertCount(1, $ltiusers);
 171  
 172          $ltiuser = reset($ltiusers);
 173          $this->assertNotEquals($ltiuser->userid, $this->user->id);
 174      }
 175  
 176      /**
 177       * Creates a LTI user given the provided context
 178       *
 179       * @param context $context
 180       * @param int $userid
 181       */
 182      private function create_lti_users(\context $context, int $userid) {
 183          global $DB;
 184  
 185          // Create a tool.
 186          $ltitool = (object) [
 187              'enrolid' => 5,
 188              'contextid' => $context->id,
 189              'roleinstructor' => 5,
 190              'rolelearner' => 5,
 191              'timecreated' => time(),
 192              'timemodified' => time() + DAYSECS
 193          ];
 194          $toolid = $DB->insert_record('enrol_lti_tools', $ltitool);
 195  
 196          // Create a user.
 197          $ltiuser = (object) [
 198              'userid' => $userid,
 199              'toolid' => $toolid,
 200              'lastgrade' => 50,
 201              'lastaccess' => time() + DAYSECS,
 202              'timecreated' => time()
 203          ];
 204          $DB->insert_record('enrol_lti_users', $ltiuser);
 205      }
 206  
 207      /**
 208       * Test for provider::get_users_in_context() when the context is a course.
 209       */
 210      public function test_get_users_in_context_course() {
 211          $coursecontext = \context_course::instance($this->course->id);
 212          $userlist = new \core_privacy\local\request\userlist($coursecontext, 'enrol_paypal');
 213          provider::get_users_in_context($userlist);
 214  
 215          $this->assertEqualsCanonicalizing(
 216                  [$this->user->id, $this->anotheruser->id],
 217                  $userlist->get_userids());
 218      }
 219  
 220      /**
 221       * Test for provider::get_users_in_context() when the context is an activity.
 222       */
 223      public function test_get_users_in_context_activity() {
 224          $activityctx = \context_module::instance($this->activity->cmid);
 225          $userlist = new \core_privacy\local\request\userlist($activityctx, 'enrol_paypal');
 226          provider::get_users_in_context($userlist);
 227  
 228          $this->assertEquals(
 229                  [$this->user->id],
 230                  $userlist->get_userids());
 231      }
 232  
 233      /**
 234       * Test for provider::delete_data_for_users() when the context is a course.
 235       */
 236      public function test_delete_data_for_users_course() {
 237          global $DB;
 238  
 239          $coursecontext = \context_course::instance($this->course->id);
 240  
 241          $count = $DB->count_records('enrol_lti_users');
 242          $this->assertEquals(4, $count);
 243  
 244          $approveduserlist = new \core_privacy\local\request\approved_userlist($coursecontext, 'enrol_paypal',
 245                  [$this->user->id]);
 246          provider::delete_data_for_users($approveduserlist);
 247  
 248          $ltiusers = $DB->get_records('enrol_lti_users');
 249          $this->assertCount(2, $ltiusers);
 250  
 251          foreach ($ltiusers as $ltiuser) {
 252              $leftover = false;
 253              if ($ltiuser->userid == $this->user->id) {
 254                  $contextid = $DB->get_field('enrol_lti_tools', 'contextid', ['id' => $ltiuser->toolid]);
 255                  if ($contextid == $coursecontext->id) {
 256                      $leftover = true;
 257                  }
 258              }
 259          }
 260          $this->assertFalse($leftover);
 261      }
 262  
 263      /**
 264       * Test for provider::delete_data_for_users() when the context is an activity.
 265       */
 266      public function test_delete_data_for_users_activity() {
 267          global $DB;
 268  
 269          $cmcontext = \context_module::instance($this->activity->cmid);
 270  
 271          $count = $DB->count_records('enrol_lti_users');
 272          $this->assertEquals(4, $count);
 273  
 274          $approveduserlist = new \core_privacy\local\request\approved_userlist($cmcontext, 'enrol_paypal',
 275                  [$this->user->id]);
 276          provider::delete_data_for_users($approveduserlist);
 277  
 278          $ltiusers = $DB->get_records('enrol_lti_users');
 279          $this->assertCount(3, $ltiusers);
 280  
 281          foreach ($ltiusers as $ltiuser) {
 282              $leftover = false;
 283              if ($ltiuser->userid == $this->user->id) {
 284                  $contextid = $DB->get_field('enrol_lti_tools', 'contextid', ['id' => $ltiuser->toolid]);
 285                  if ($contextid == $cmcontext->id) {
 286                      $leftover = true;
 287                  }
 288              }
 289          }
 290          $this->assertFalse($leftover);
 291      }
 292  }