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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 3.9.x will end* 10 May 2021 (12 months).
  • Bug fixes for security issues in 3.9.x will end* 8 May 2023 (36 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.

Differences Between: [Versions 39 and 310] [Versions 39 and 311] [Versions 39 and 400] [Versions 39 and 401] [Versions 39 and 402] [Versions 39 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   * Test for content bank contenttype class.
  19   *
  20   * @package    core_contentbank
  21   * @category   test
  22   * @copyright  2020 Amaia Anabitarte <amaia@moodle.com>
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  namespace core_contentbank;
  27  
  28  use stdClass;
  29  use context_system;
  30  use context_user;
  31  use Exception;
  32  use contenttype_testable\contenttype as contenttype;
  33  /**
  34   * Test for content bank contenttype class.
  35   *
  36   * @package    core_contentbank
  37   * @category   test
  38   * @copyright  2020 Amaia Anabitarte <amaia@moodle.com>
  39   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  40   * @coversDefaultClass \core_contentbank\contenttype
  41   *
  42   */
  43  class core_contenttype_contenttype_testcase extends \advanced_testcase {
  44  
  45      /** @var int Identifier for the manager role. */
  46      protected $managerroleid;
  47  
  48      /** @var stdClass Manager user. */
  49      protected $manager1;
  50  
  51      /** @var stdClass Manager user. */
  52      protected $manager2;
  53  
  54      /** @var stdClass User. */
  55      protected $user;
  56  
  57      /** @var array List of contents created (every user has a key with contents created by her). */
  58      protected $contents = [];
  59  
  60      /** @var contenttype The contenttype instance. */
  61      protected $contenttype;
  62  
  63      /**
  64       * Setup to ensure that fixtures are loaded.
  65       */
  66      public static function setupBeforeClass(): void {
  67          global $CFG;
  68  
  69          require_once($CFG->dirroot . '/contentbank/tests/fixtures/testable_contenttype.php');
  70          require_once($CFG->dirroot . '/contentbank/tests/fixtures/testable_content.php');
  71      }
  72  
  73      /**
  74       * Tests get_contenttype_name result.
  75       *
  76       * @covers ::get_contenttype_name
  77       */
  78      public function test_get_contenttype_name() {
  79          $this->resetAfterTest();
  80  
  81          $systemcontext = \context_system::instance();
  82          $testable = new contenttype($systemcontext);
  83  
  84          $this->assertEquals('contenttype_testable', $testable->get_contenttype_name());
  85      }
  86  
  87      /**
  88       * Tests get_plugin_name result.
  89       *
  90       * @covers ::get_plugin_name
  91       */
  92      public function test_get_plugin_name() {
  93          $this->resetAfterTest();
  94  
  95          $systemcontext = \context_system::instance();
  96          $testable = new contenttype($systemcontext);
  97  
  98          $this->assertEquals('testable', $testable->get_plugin_name());
  99      }
 100  
 101      /**
 102       * Tests get_icon result.
 103       *
 104       * @covers ::get_icon
 105       */
 106      public function test_get_icon() {
 107          $this->resetAfterTest();
 108  
 109          $systemcontext = \context_system::instance();
 110          $testable = new contenttype($systemcontext);
 111          $record = new stdClass();
 112          $record->name = 'New content';
 113          $content = $testable->create_content($record);
 114          $icon = $testable->get_icon($content);
 115          $this->assertContains('archive', $icon);
 116      }
 117  
 118      /**
 119       * Tests is_feature_supported behavior .
 120       *
 121       * @covers ::is_feature_supported
 122       */
 123      public function test_is_feature_supported() {
 124          $this->resetAfterTest();
 125  
 126          $systemcontext = \context_system::instance();
 127          $testable = new contenttype($systemcontext);
 128  
 129          $this->assertTrue($testable->is_feature_supported(contenttype::CAN_TEST));
 130          $this->assertFalse($testable->is_feature_supported(contenttype::CAN_UPLOAD));
 131      }
 132  
 133      /**
 134       * Tests can_upload behavior with no implemented upload feature.
 135       *
 136       * @covers ::can_upload
 137       */
 138      public function test_no_upload_feature_supported() {
 139          $this->resetAfterTest();
 140  
 141          $systemcontext = \context_system::instance();
 142          $testable = new contenttype($systemcontext);
 143  
 144          $this->setAdminUser();
 145          $this->assertFalse($testable->is_feature_supported(contenttype::CAN_UPLOAD));
 146          $this->assertFalse($testable->can_upload());
 147      }
 148  
 149      /**
 150       * Test create_content() with empty data.
 151       *
 152       * @covers ::create_content
 153       */
 154      public function test_create_empty_content() {
 155          $this->resetAfterTest();
 156  
 157          // Create empty content.
 158          $record = new stdClass();
 159  
 160          $contenttype = new contenttype(context_system::instance());
 161          $content = $contenttype->create_content($record);
 162  
 163          $this->assertEquals('contenttype_testable', $content->get_content_type());
 164          $this->assertInstanceOf('\\contenttype_testable\\content', $content);
 165      }
 166  
 167      /**
 168       * Tests for behaviour of create_content() with data.
 169       *
 170       * @covers ::create_content
 171       */
 172      public function test_create_content() {
 173          $this->resetAfterTest();
 174  
 175          // Create content.
 176          $record = new stdClass();
 177          $record->name = 'Test content';
 178          $record->configdata = '';
 179          $record->contenttype = '';
 180  
 181          $contenttype = new contenttype(context_system::instance());
 182          $content = $contenttype->create_content($record);
 183  
 184          $this->assertEquals('contenttype_testable', $content->get_content_type());
 185          $this->assertInstanceOf('\\contenttype_testable\\content', $content);
 186      }
 187  
 188      /**
 189       * Tests for behaviour of upload_content() with a file and a record.
 190       *
 191       * @dataProvider upload_content_provider
 192       * @param bool $userecord if a predefined record has to be used.
 193       *
 194       * @covers ::upload_content
 195       */
 196      public function test_upload_content(bool $userecord): void {
 197          global $USER;
 198  
 199          $this->resetAfterTest();
 200          $this->setAdminUser();
 201  
 202          $dummy = [
 203              'contextid' => context_user::instance($USER->id)->id,
 204              'component' => 'user',
 205              'filearea' => 'draft',
 206              'itemid' => 1,
 207              'filepath' => '/',
 208              'filename' => 'file.h5p',
 209              'userid' => $USER->id,
 210          ];
 211          $fs = get_file_storage();
 212          $dummyfile = $fs->create_file_from_string($dummy, 'Dummy content');
 213  
 214          // Create content.
 215          if ($userecord) {
 216              $record = new stdClass();
 217              $record->name = 'Test content';
 218              $record->configdata = '';
 219              $record->contenttype = '';
 220              $checkname = $record->name;
 221          } else {
 222              $record = null;
 223              $checkname = $dummyfile->get_filename();
 224          }
 225  
 226          $contenttype = new contenttype(context_system::instance());
 227          $content = $contenttype->upload_content($dummyfile, $record);
 228  
 229          $this->assertEquals('contenttype_testable', $content->get_content_type());
 230          $this->assertEquals($checkname, $content->get_name());
 231          $this->assertInstanceOf('\\contenttype_testable\\content', $content);
 232  
 233          $file = $content->get_file();
 234          $this->assertEquals($dummyfile->get_filename(), $file->get_filename());
 235          $this->assertEquals($dummyfile->get_userid(), $file->get_userid());
 236          $this->assertEquals($dummyfile->get_mimetype(), $file->get_mimetype());
 237          $this->assertEquals($dummyfile->get_contenthash(), $file->get_contenthash());
 238          $this->assertEquals('contentbank', $file->get_component());
 239          $this->assertEquals('public', $file->get_filearea());
 240          $this->assertEquals('/', $file->get_filepath());
 241      }
 242  
 243      /**
 244       * Data provider for test_rename_content.
 245       *
 246       * @return  array
 247       */
 248      public function upload_content_provider() {
 249          return [
 250              'With record' => [true],
 251              'Without record' => [false],
 252          ];
 253      }
 254  
 255      /**
 256       * Tests for behaviour of upload_content() with a file wrong file.
 257       *
 258       * @covers ::upload_content
 259       */
 260      public function test_upload_content_exception(): void {
 261          global $USER, $DB;
 262  
 263          $this->resetAfterTest();
 264          $this->setAdminUser();
 265  
 266          // The testing contenttype thows exception if filename is "error.*".
 267          $dummy = [
 268              'contextid' => context_user::instance($USER->id)->id,
 269              'component' => 'user',
 270              'filearea' => 'draft',
 271              'itemid' => 1,
 272              'filepath' => '/',
 273              'filename' => 'error.txt',
 274              'userid' => $USER->id,
 275          ];
 276          $fs = get_file_storage();
 277          $dummyfile = $fs->create_file_from_string($dummy, 'Dummy content');
 278  
 279          $contenttype = new contenttype(context_system::instance());
 280          $cbcontents = $DB->count_records('contentbank_content');
 281  
 282          // We need to capture the exception to check no content is created.
 283          try {
 284              $content = $contenttype->upload_content($dummyfile);
 285              $this->assertTrue(false);
 286          } catch (Exception $e) {
 287              $this->assertTrue(true);
 288          }
 289          $this->assertEquals($cbcontents, $DB->count_records('contentbank_content'));
 290          $this->assertEquals(1, $DB->count_records('files', ['contenthash' => $dummyfile->get_contenthash()]));
 291      }
 292  
 293      /**
 294       * Test the behaviour of can_delete().
 295       */
 296      public function test_can_delete() {
 297          global $DB;
 298  
 299          $this->resetAfterTest();
 300          $this->contenttype_setup_scenario_data();
 301  
 302          $managercontent = array_shift($this->contents[$this->manager1->id]);
 303          $usercontent = array_shift($this->contents[$this->user->id]);
 304  
 305          // Check the content has been created as expected.
 306          $records = $DB->count_records('contentbank_content');
 307          $this->assertEquals(4, $records);
 308  
 309          // Check user can only delete records created by her.
 310          $this->setUser($this->user);
 311          $this->assertFalse($this->contenttype->can_delete($managercontent));
 312          $this->assertTrue($this->contenttype->can_delete($usercontent));
 313  
 314          // Check manager can delete records all the records created.
 315          $this->setUser($this->manager1);
 316          $this->assertTrue($this->contenttype->can_delete($managercontent));
 317          $this->assertTrue($this->contenttype->can_delete($usercontent));
 318  
 319          // Unassign capability to manager role and check not can only delete their own records.
 320          unassign_capability('moodle/contentbank:deleteanycontent', $this->managerroleid);
 321          $this->assertTrue($this->contenttype->can_delete($managercontent));
 322          $this->assertFalse($this->contenttype->can_delete($usercontent));
 323          $this->setUser($this->manager2);
 324          $this->assertFalse($this->contenttype->can_delete($managercontent));
 325          $this->assertFalse($this->contenttype->can_delete($usercontent));
 326      }
 327  
 328      /**
 329       * Test the behaviour of delete_content().
 330       */
 331      public function test_delete_content() {
 332          global $DB;
 333  
 334          $this->resetAfterTest();
 335          $this->contenttype_setup_scenario_data();
 336  
 337          // Check the content has been created as expected.
 338          $this->assertEquals(4, $DB->count_records('contentbank_content'));
 339  
 340          // Check the content is deleted as expected.
 341          $this->setUser($this->manager1);
 342          $content = array_shift($this->contents[$this->manager1->id]);
 343          $deleted = $this->contenttype->delete_content($content);
 344          $this->assertTrue($deleted);
 345          $this->assertEquals(3, $DB->count_records('contentbank_content'));
 346      }
 347  
 348      /**
 349       * Helper function to setup 3 users (manager1, manager2 and user) and 4 contents (3 created by manager1 and 1 by user).
 350       */
 351      protected function contenttype_setup_scenario_data(): void {
 352          global $DB;
 353          $systemcontext = context_system::instance();
 354  
 355          // Create users.
 356          $this->manager1 = $this->getDataGenerator()->create_user();
 357          $this->manager2 = $this->getDataGenerator()->create_user();
 358          $this->managerroleid = $DB->get_field('role', 'id', array('shortname' => 'manager'));
 359          $this->getDataGenerator()->role_assign($this->managerroleid, $this->manager1->id);
 360          $this->getDataGenerator()->role_assign($this->managerroleid, $this->manager2->id);
 361          $this->user = $this->getDataGenerator()->create_user();
 362  
 363          // Add some content to the content bank.
 364          $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
 365          $this->contents[$this->manager1->id] = $generator->generate_contentbank_data(null, 3, $this->manager1->id);
 366          $this->contents[$this->user->id] = $generator->generate_contentbank_data(null, 1, $this->user->id);
 367  
 368          $this->contenttype = new \contenttype_testable\contenttype($systemcontext);
 369      }
 370  
 371      /**
 372       * Data provider for test_rename_content.
 373       *
 374       * @return  array
 375       */
 376      public function rename_content_provider() {
 377          return [
 378              'Standard name' => ['New name', 'New name', true],
 379              'Name with digits' => ['Today is 17/04/2017', 'Today is 17/04/2017', true],
 380              'Name with symbols' => ['Follow us: @moodle', 'Follow us: @moodle', true],
 381              'Name with tags' => ['This is <b>bold</b>', 'This is bold', true],
 382              'Long name' => [str_repeat('a', 100), str_repeat('a', 100), true],
 383              'Too long name' => [str_repeat('a', 300), str_repeat('a', 255), true],
 384              'Empty name' => ['', 'Test content ', false],
 385              'Blanks only' => ['  ', 'Test content ', false],
 386              'Zero name' => ['0', '0', true],
 387          ];
 388      }
 389  
 390      /**
 391       * Test the behaviour of rename_content().
 392       *
 393       * @dataProvider    rename_content_provider
 394       * @param   string  $newname    The name to set
 395       * @param   string   $expected   The name result
 396       * @param   bool   $result   The bolean result expected when renaming
 397       *
 398       * @covers ::rename_content
 399       */
 400      public function test_rename_content(string $newname, string $expected, bool $result) {
 401          global $DB;
 402  
 403          $this->resetAfterTest();
 404  
 405          // Create course and teacher user.
 406          $course = $this->getDataGenerator()->create_course();
 407          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'editingteacher');
 408          $coursecontext = \context_course::instance($course->id);
 409          $contenttype = new contenttype($coursecontext);
 410  
 411          // Add some content to the content bank as teacher.
 412          $this->setUser($teacher);
 413          $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
 414          $contents = $generator->generate_contentbank_data('contenttype_testable', 1, $teacher->id);
 415          $content = array_shift($contents);
 416  
 417          $oldname = $content->get_name();
 418  
 419          // Check the content is renamed as expected by a user with permission.
 420          $renamed = $contenttype->rename_content($content, $newname);
 421          $this->assertEquals($result, $renamed);
 422          $record = $DB->get_record('contentbank_content', ['id' => $content->get_id()]);
 423          $this->assertEquals($expected, $record->name);
 424      }
 425  
 426      /**
 427       * Test the behaviour of move_content().
 428       */
 429      public function test_move_content() {
 430          global $DB;
 431  
 432          $this->resetAfterTest();
 433          $systemcontext = context_system::instance();
 434          $course = $this->getDataGenerator()->create_course();
 435          $coursecontext = \context_course::instance($course->id);
 436  
 437          // Add some content to the content bank.
 438          $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
 439          $systemcontents = $generator->generate_contentbank_data('contenttype_testable', 3, 0, $systemcontext);
 440          $generator->generate_contentbank_data('contenttype_testable', 3, 0, $coursecontext);
 441          $systemcontent = reset($systemcontents);
 442  
 443          // Check the content has been created as expected.
 444          $this->assertEquals(6, $DB->count_records('contentbank_content'));
 445          $this->assertEquals(3, $DB->count_records('contentbank_content', ['contextid' => $systemcontext->id]));
 446          $this->assertEquals(3, $DB->count_records('contentbank_content', ['contextid' => $coursecontext->id]));
 447  
 448          // Check the content files has been created as expected.
 449          $this->assertEquals(12, $DB->count_records('files', ['component' => 'contentbank']));
 450          $this->assertEquals(6, $DB->count_records('files', ['component' => 'contentbank', 'contextid' => $systemcontext->id]));
 451          $this->assertEquals(6, $DB->count_records('files', ['component' => 'contentbank', 'contextid' => $coursecontext->id]));
 452  
 453          // Check the content is moved as expected.
 454          $contenttype = new contenttype($systemcontext);
 455          $this->assertTrue($contenttype->move_content($systemcontent, $coursecontext));
 456          $this->assertEquals(6, $DB->count_records('contentbank_content'));
 457          $this->assertEquals(2, $DB->count_records('contentbank_content', ['contextid' => $systemcontext->id]));
 458          $this->assertEquals(4, $DB->count_records('contentbank_content', ['contextid' => $coursecontext->id]));
 459  
 460          // Check the content files were moved as expected.
 461          $this->assertEquals(12, $DB->count_records('files', ['component' => 'contentbank']));
 462          $this->assertEquals(4, $DB->count_records('files', ['component' => 'contentbank', 'contextid' => $systemcontext->id]));
 463          $this->assertEquals(8, $DB->count_records('files', ['component' => 'contentbank', 'contextid' => $coursecontext->id]));
 464      }
 465  
 466      /**
 467       * Test the behaviour of can_manage().
 468       *
 469       * @covers ::can_manage
 470       */
 471      public function test_can_manage() {
 472          global $DB, $USER;
 473  
 474          $this->resetAfterTest();
 475          $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
 476  
 477          // Create course and teacher user.
 478          $teacherroleid = $DB->get_field('role', 'id', ['shortname' => 'editingteacher']);
 479          $course = $this->getDataGenerator()->create_course();
 480          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'editingteacher');
 481          $manager = $this->getDataGenerator()->create_and_enrol($course, 'manager');
 482          $coursecontext = \context_course::instance($course->id);
 483  
 484          $contenttype = new contenttype($coursecontext);
 485  
 486          // Add some content to the content bank as admin.
 487          $this->setAdminUser();
 488          $contentsbyadmin = $generator->generate_contentbank_data('contenttype_testable', 1, $USER->id, $coursecontext);
 489          $contentbyadmin = array_shift($contentsbyadmin);
 490  
 491          // Add some content to the content bank as teacher.
 492          $contentsbyteacher = $generator->generate_contentbank_data('contenttype_testable', 1, $teacher->id, $coursecontext);
 493          $contentbyteacher = array_shift($contentsbyteacher);
 494  
 495          // Check the content has been created as expected.
 496          $records = $DB->count_records('contentbank_content');
 497          $this->assertEquals(2, $records);
 498  
 499          // Check manager can manage by default all the contents created.
 500          $this->setUser($manager);
 501          $this->assertTrue($contenttype->can_manage($contentbyteacher));
 502          $this->assertTrue($contenttype->can_manage($contentbyadmin));
 503  
 504          // Check teacher can only edit their own content.
 505          $this->setUser($teacher);
 506          $this->assertTrue($contenttype->can_manage($contentbyteacher));
 507          $this->assertFalse($contenttype->can_manage($contentbyadmin));
 508  
 509          // Unassign capability to teacher role and check they not can not edit any content.
 510          unassign_capability('moodle/contentbank:manageowncontent', $teacherroleid);
 511          $this->assertFalse($contenttype->can_manage($contentbyteacher));
 512          $this->assertFalse($contenttype->can_manage($contentbyadmin));
 513      }
 514  }