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See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.

Differences Between: [Versions 310 and 402] [Versions 311 and 402] [Versions 39 and 402] [Versions 400 and 402] [Versions 401 and 402]

   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   * Automated backup tests.
  19   *
  20   * @package    core_backup
  21   * @copyright  2019 John Yao <johnyao@catalyst-au.net>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  namespace core_backup;
  26  
  27  use backup_cron_automated_helper;
  28  
  29  defined('MOODLE_INTERNAL') || die();
  30  
  31  global $CFG;
  32  require_once($CFG->dirroot . '/backup/util/helper/backup_cron_helper.class.php');
  33  require_once($CFG->libdir . '/completionlib.php');
  34  
  35  /**
  36   * Automated backup tests.
  37   *
  38   * @package    core_backup
  39   * @copyright  2019 John Yao <johnyao@catalyst-au.net>
  40   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  41   */
  42  class automated_backup_test extends \advanced_testcase {
  43      /**
  44       * @var \backup_cron_automated_helper
  45       */
  46      protected $backupcronautomatedhelper;
  47  
  48      /**
  49       * @var \stdClass $course
  50       */
  51      protected $course;
  52  
  53      protected function setUp(): void {
  54          global $DB, $CFG;
  55  
  56          $this->resetAfterTest(true);
  57          $this->setAdminUser();
  58          $CFG->enableavailability = true;
  59          $CFG->enablecompletion = true;
  60  
  61          // Getting a testable backup_cron_automated_helper class.
  62          $this->backupcronautomatedhelper = new test_backup_cron_automated_helper();
  63  
  64          $generator = $this->getDataGenerator();
  65          $this->course = $generator->create_course(
  66                  array('format' => 'topics', 'numsections' => 3,
  67                          'enablecompletion' => COMPLETION_ENABLED),
  68                  array('createsections' => true));
  69          $forum = $generator->create_module('forum', array(
  70                  'course' => $this->course->id));
  71          $forum2 = $generator->create_module('forum', array(
  72                  'course' => $this->course->id, 'completion' => COMPLETION_TRACKING_MANUAL));
  73  
  74          // We need a grade, easiest is to add an assignment.
  75          $assignrow = $generator->create_module('assign', array(
  76                  'course' => $this->course->id));
  77          $assign = new \assign(\context_module::instance($assignrow->cmid), false, false);
  78          $item = $assign->get_grade_item();
  79  
  80          // Make a test grouping as well.
  81          $grouping = $generator->create_grouping(array('courseid' => $this->course->id,
  82                  'name' => 'Grouping!'));
  83  
  84          $availability = '{"op":"|","show":false,"c":[' .
  85                  '{"type":"completion","cm":' . $forum2->cmid .',"e":1},' .
  86                  '{"type":"grade","id":' . $item->id . ',"min":4,"max":94},' .
  87                  '{"type":"grouping","id":' . $grouping->id . '}' .
  88                  ']}';
  89          $DB->set_field('course_modules', 'availability', $availability, array(
  90                  'id' => $forum->cmid));
  91          $DB->set_field('course_sections', 'availability', $availability, array(
  92                  'course' => $this->course->id, 'section' => 1));
  93      }
  94  
  95      /**
  96       * Tests the automated backup run when the there is course backup should be skipped.
  97       */
  98      public function test_automated_backup_skipped_run() {
  99          global $DB;
 100  
 101          // Enable automated back up.
 102          set_config('backup_auto_active', true, 'backup');
 103          set_config('backup_auto_weekdays', '1111111', 'backup');
 104  
 105          // Start backup process.
 106          $admin = get_admin();
 107  
 108          // Backup entry should not exist.
 109          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 110          $this->assertFalse($backupcourse);
 111          $this->assertInstanceOf(
 112              backup_cron_automated_helper::class,
 113              $this->backupcronautomatedhelper->return_this()
 114          );
 115  
 116          $classobject = $this->backupcronautomatedhelper->return_this();
 117  
 118          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'get_courses');
 119          $method->setAccessible(true); // Allow accessing of private method.
 120          $courses = $method->invoke($classobject);
 121  
 122          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'check_and_push_automated_backups');
 123          $method->setAccessible(true); // Allow accessing of private method.
 124          $emailpending = $method->invokeArgs($classobject, [$courses, $admin]);
 125  
 126          $this->expectOutputRegex('/Skipping course id ' . $this->course->id . ': Not scheduled for backup until/');
 127          $this->assertFalse($emailpending);
 128  
 129          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 130          $this->assertNotNull($backupcourse->laststatus);
 131      }
 132  
 133      /**
 134       * Tests the automated backup run when the there is course backup can be pushed to adhoc task.
 135       */
 136      public function test_automated_backup_push_run() {
 137          global $DB;
 138  
 139          // Enable automated back up.
 140          set_config('backup_auto_active', true, 'backup');
 141          set_config('backup_auto_weekdays', '1111111', 'backup');
 142  
 143          $admin = get_admin();
 144  
 145          $classobject = $this->backupcronautomatedhelper->return_this();
 146  
 147          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'get_courses');
 148          $method->setAccessible(true); // Allow accessing of private method.
 149          $courses = $method->invoke($classobject);
 150  
 151          // Create this backup course.
 152          $backupcourse = new \stdClass;
 153          $backupcourse->courseid = $this->course->id;
 154          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_NOTYETRUN;
 155          $DB->insert_record('backup_courses', $backupcourse);
 156          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 157  
 158          // We now manually trigger a backup pushed to adhoc task.
 159          // Make sure is in the past, which means should run now.
 160          $backupcourse->nextstarttime = time() - 10;
 161          $DB->update_record('backup_courses', $backupcourse);
 162  
 163          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'check_and_push_automated_backups');
 164          $method->setAccessible(true); // Allow accessing of private method.
 165          $emailpending = $method->invokeArgs($classobject, [$courses, $admin]);
 166          $this->assertTrue($emailpending);
 167  
 168          $this->expectOutputRegex('/Putting backup of course id ' . $this->course->id. ' in adhoc task queue/');
 169  
 170          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 171          // Now this backup course status should be queued.
 172          $this->assertEquals(backup_cron_automated_helper::BACKUP_STATUS_QUEUED, $backupcourse->laststatus);
 173      }
 174  
 175      /**
 176       * Tests the automated backup inactive run.
 177       */
 178      public function test_inactive_run() {
 179          backup_cron_automated_helper::run_automated_backup();
 180          $this->expectOutputString("Checking automated backup status...INACTIVE\n");
 181      }
 182  
 183      /**
 184       * Tests the invisible course being skipped.
 185       */
 186      public function test_should_skip_invisible_course() {
 187          global $DB;
 188  
 189          set_config('backup_auto_active', true, 'backup');
 190          set_config('backup_auto_skip_hidden', true, 'backup');
 191          set_config('backup_auto_weekdays', '1111111', 'backup');
 192          // Create this backup course.
 193          $backupcourse = new \stdClass;
 194          $backupcourse->courseid = $this->course->id;
 195          // This is the status we believe last run was OK.
 196          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_SKIPPED;
 197          $DB->insert_record('backup_courses', $backupcourse);
 198          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 199  
 200          $this->assertTrue(course_change_visibility($this->course->id, false));
 201          $course = $DB->get_record('course', array('id' => $this->course->id));
 202          $this->assertEquals('0', $course->visible);
 203          $classobject = $this->backupcronautomatedhelper->return_this();
 204          $nextstarttime = backup_cron_automated_helper::calculate_next_automated_backup(null, time());
 205  
 206          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'should_skip_course_backup');
 207          $method->setAccessible(true); // Allow accessing of private method.
 208          $skipped = $method->invokeArgs($classobject, [$backupcourse, $course, $nextstarttime]);
 209  
 210          $this->assertTrue($skipped);
 211          $this->expectOutputRegex('/Skipping course id ' . $this->course->id. ': Not visible/');
 212      }
 213  
 214      /**
 215       * Tests the not modified course being skipped.
 216       */
 217      public function test_should_skip_not_modified_course_in_days() {
 218          global $DB;
 219  
 220          set_config('backup_auto_active', true, 'backup');
 221          // Skip if not modified in two days.
 222          set_config('backup_auto_skip_modif_days', 2, 'backup');
 223          set_config('backup_auto_weekdays', '1111111', 'backup');
 224  
 225          // Create this backup course.
 226          $backupcourse = new \stdClass;
 227          $backupcourse->courseid = $this->course->id;
 228          // This is the status we believe last run was OK.
 229          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_SKIPPED;
 230          $backupcourse->laststarttime = time() - 2 * DAYSECS;
 231          $backupcourse->lastendtime = time() - 1 * DAYSECS;
 232          $DB->insert_record('backup_courses', $backupcourse);
 233          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 234          $course = $DB->get_record('course', array('id' => $this->course->id));
 235  
 236          $course->timemodified = time() - 2 * DAYSECS - 1;
 237  
 238          $classobject = $this->backupcronautomatedhelper->return_this();
 239          $nextstarttime = backup_cron_automated_helper::calculate_next_automated_backup(null, time());
 240  
 241          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'should_skip_course_backup');
 242          $method->setAccessible(true); // Allow accessing of private method.
 243          $skipped = $method->invokeArgs($classobject, [$backupcourse, $course, $nextstarttime]);
 244  
 245          $this->assertTrue($skipped);
 246          $this->expectOutputRegex('/Skipping course id ' . $this->course->id . ': Not modified in the past 2 days/');
 247      }
 248  
 249      /**
 250       * Tests the backup not modified course being skipped.
 251       */
 252      public function test_should_skip_not_modified_course_since_prev() {
 253          global $DB;
 254  
 255          set_config('backup_auto_active', true, 'backup');
 256          // Skip if not modified in two days.
 257          set_config('backup_auto_skip_modif_prev', 2, 'backup');
 258          set_config('backup_auto_weekdays', '1111111', 'backup');
 259  
 260          // Create this backup course.
 261          $backupcourse = new \stdClass;
 262          $backupcourse->courseid = $this->course->id;
 263          // This is the status we believe last run was OK.
 264          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_SKIPPED;
 265          $backupcourse->laststarttime = time() - 2 * DAYSECS;
 266          $backupcourse->lastendtime = time() - 1 * DAYSECS;
 267          $DB->insert_record('backup_courses', $backupcourse);
 268          $backupcourse = $DB->get_record('backup_courses', array('courseid' => $this->course->id));
 269          $course = $DB->get_record('course', array('id' => $this->course->id));
 270  
 271          $course->timemodified = time() - 2 * DAYSECS - 1;
 272  
 273          $classobject = $this->backupcronautomatedhelper->return_this();
 274          $nextstarttime = backup_cron_automated_helper::calculate_next_automated_backup(null, time());
 275  
 276          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'should_skip_course_backup');
 277          $method->setAccessible(true); // Allow accessing of private method.
 278          $skipped = $method->invokeArgs($classobject, [$backupcourse, $course, $nextstarttime]);
 279  
 280          $this->assertTrue($skipped);
 281          $this->expectOutputRegex('/Skipping course id ' . $this->course->id . ': Not modified since previous backup/');
 282      }
 283  
 284      /**
 285       * Test the task completes when coureid is missing.
 286       */
 287      public function test_task_complete_when_courseid_is_missing() {
 288          global $DB;
 289          $admin = get_admin();
 290          $classobject = $this->backupcronautomatedhelper->return_this();
 291  
 292          // Create this backup course.
 293          $backupcourse = new \stdClass;
 294          $backupcourse->courseid = $this->course->id;
 295          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_NOTYETRUN;
 296          $DB->insert_record('backup_courses', $backupcourse);
 297          $backupcourse = $DB->get_record('backup_courses', ['courseid' => $this->course->id]);
 298  
 299          // Create a backup task.
 300          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'push_course_backup_adhoc_task');
 301          $method->setAccessible(true); // Allow accessing of private method.
 302          $method->invokeArgs($classobject, [$backupcourse, $admin]);
 303  
 304          // Delete course for this test.
 305          delete_course($this->course->id, false);
 306  
 307          $task = \core\task\manager::get_next_adhoc_task(time());
 308  
 309          ob_start();
 310          $task->execute();
 311          $output = ob_get_clean();
 312  
 313          $this->assertStringContainsString('Invalid course id: ' . $this->course->id . ', task aborted.', $output);
 314          \core\task\manager::adhoc_task_complete($task);
 315      }
 316  
 317      /**
 318       * Test the task completes when backup course is missing.
 319       */
 320      public function test_task_complete_when_backup_course_is_missing() {
 321          global $DB;
 322          $admin = get_admin();
 323          $classobject = $this->backupcronautomatedhelper->return_this();
 324  
 325          // Create this backup course.
 326          $backupcourse = new \stdClass;
 327          $backupcourse->courseid = $this->course->id;
 328          $backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_NOTYETRUN;
 329          $DB->insert_record('backup_courses', $backupcourse);
 330          $backupcourse = $DB->get_record('backup_courses', ['courseid' => $this->course->id]);
 331  
 332          // Create a backup task.
 333          $method = new \ReflectionMethod('\backup_cron_automated_helper', 'push_course_backup_adhoc_task');
 334          $method->setAccessible(true); // Allow accessing of private method.
 335          $method->invokeArgs($classobject, [$backupcourse, $admin]);
 336  
 337          // Delete backup course for this test.
 338          $DB->delete_records('backup_courses', ['courseid' => $this->course->id]);
 339  
 340          $task = \core\task\manager::get_next_adhoc_task(time());
 341  
 342          ob_start();
 343          $task->execute();
 344          $output = ob_get_clean();
 345  
 346          $this->assertStringContainsString('Automated backup for course: ' . $this->course->fullname . ' encounters an error.',
 347              $output);
 348          \core\task\manager::adhoc_task_complete($task);
 349      }
 350  }
 351  
 352  /**
 353   * New backup_cron_automated_helper class for testing.
 354   *
 355   * This class extends the helper backup_cron_automated_helper class
 356   * in order to utilise abstract class for testing.
 357   *
 358   * @package    core
 359   * @copyright  2019 John Yao <johnyao@catalyst-au.net>
 360   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 361   */
 362  class test_backup_cron_automated_helper extends backup_cron_automated_helper {
 363      /**
 364       * Returning this for testing.
 365       */
 366      public function return_this() {
 367          return $this;
 368      }
 369  }