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Differences Between: [Versions 39 and 310]

   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   * Unit tests for the grade API at /lib/classes/grades_external.php
  19   *
  20   * @package    core_grades
  21   * @category   external
  22   * @copyright  2012 Andrew Davis
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   * @since Moodle 2.7
  25   */
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  global $CFG;
  30  
  31  require_once($CFG->dirroot . '/webservice/tests/helpers.php');
  32  
  33  /**
  34   * Grades functions unit tests
  35   *
  36   * @package core_grades
  37   * @category external
  38   * @copyright 2012 Andrew Davis
  39   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  40   */
  41  class core_grades_external_testcase extends externallib_advanced_testcase {
  42  
  43      /**
  44       * Load initial test information
  45       *
  46       * @param  string $assignmentname   Assignment name
  47       * @param  int $student1rawgrade    Student 1 grade
  48       * @param  int $student2rawgrade    Student 2 grade
  49       * @return array                    Array of vars with test information
  50       */
  51      protected function load_test_data($assignmentname, $student1rawgrade, $student2rawgrade) {
  52          global $DB;
  53  
  54          // Adds a course, a teacher, 2 students, an assignment and grades for the students.
  55          $course = $this->getDataGenerator()->create_course();
  56          $coursecontext = context_course::instance($course->id);
  57  
  58          $studentrole = $DB->get_record('role', array('shortname' => 'student'));
  59  
  60          $student1 = $this->getDataGenerator()->create_user();
  61          $this->getDataGenerator()->enrol_user($student1->id, $course->id, $studentrole->id);
  62  
  63          $student2 = $this->getDataGenerator()->create_user();
  64          $this->getDataGenerator()->enrol_user($student2->id, $course->id, $studentrole->id);
  65  
  66          $teacherrole = $DB->get_record('role', array('shortname' => 'editingteacher'));
  67          $teacher = $this->getDataGenerator()->create_user();
  68          $this->getDataGenerator()->enrol_user($teacher->id, $course->id, $teacherrole->id);
  69  
  70          $parent = $this->getDataGenerator()->create_user();
  71          $this->setUser($parent);
  72          $student1context = context_user::instance($student1->id);
  73          // Creates a new role, gives it the capability and gives $USER that role.
  74          $parentroleid = $this->assignUserCapability('moodle/grade:viewall', $student1context->id);
  75          // Enrol the user in the course using the new role.
  76          $this->getDataGenerator()->enrol_user($parent->id, $course->id, $parentroleid);
  77  
  78          $assignment = $this->getDataGenerator()->create_module('assign', array('name' => $assignmentname, 'course' => $course->id));
  79          $modcontext = get_coursemodule_from_instance('assign', $assignment->id, $course->id);
  80          $assignment->cmidnumber = $modcontext->id;
  81  
  82          $student1grade = array('userid' => $student1->id, 'rawgrade' => $student1rawgrade);
  83          $student2grade = array('userid' => $student2->id, 'rawgrade' => $student2rawgrade);
  84          $studentgrades = array($student1->id => $student1grade, $student2->id => $student2grade);
  85          assign_grade_item_update($assignment, $studentgrades);
  86  
  87          // Insert a custom grade scale to be used by an outcome.
  88          $gradescale = new grade_scale();
  89          $gradescale->name        = 'unittestscale3';
  90          $gradescale->courseid    = $course->id;
  91          $gradescale->userid      = 0;
  92          $gradescale->scale       = 'Distinction, Very Good, Good, Pass, Fail';
  93          $gradescale->description = 'This scale is used to mark standard assignments.';
  94          $gradescale->insert();
  95  
  96          // Insert an outcome.
  97          $data = new stdClass();
  98          $data->courseid = $course->id;
  99          $data->fullname = 'Team work';
 100          $data->shortname = 'Team work';
 101          $data->scaleid = $gradescale->id;
 102          $outcome = new grade_outcome($data, false);
 103          $outcome->insert();
 104  
 105          $outcomegradeitem = new grade_item();
 106          $outcomegradeitem->itemname = $outcome->shortname;
 107          $outcomegradeitem->itemtype = 'mod';
 108          $outcomegradeitem->itemmodule = 'assign';
 109          $outcomegradeitem->iteminstance = $assignment->id;
 110          $outcomegradeitem->outcomeid = $outcome->id;
 111          $outcomegradeitem->cmid = 0;
 112          $outcomegradeitem->courseid = $course->id;
 113          $outcomegradeitem->aggregationcoef = 0;
 114          $outcomegradeitem->itemnumber = 1; // The activity's original grade item will be 0.
 115          $outcomegradeitem->gradetype = GRADE_TYPE_SCALE;
 116          $outcomegradeitem->scaleid = $outcome->scaleid;
 117          // This next two values for testing that returns parameters are correcly formatted.
 118          $outcomegradeitem->set_locked(true);
 119          $outcomegradeitem->hidden = '';
 120          $outcomegradeitem->insert();
 121  
 122          $assignmentgradeitem = grade_item::fetch(
 123              array(
 124                  'itemtype' => 'mod',
 125                  'itemmodule' => 'assign',
 126                  'iteminstance' => $assignment->id,
 127                  'itemnumber' => 0,
 128                  'courseid' => $course->id
 129              )
 130          );
 131          $outcomegradeitem->set_parent($assignmentgradeitem->categoryid);
 132          $outcomegradeitem->move_after_sortorder($assignmentgradeitem->sortorder);
 133  
 134          return array($course, $assignment, $student1, $student2, $teacher, $parent);
 135      }
 136  
 137      /**
 138       * Test get_grades()
 139       */
 140      public function test_get_grades() {
 141          global $CFG;
 142  
 143          $this->resetAfterTest(true);
 144          $CFG->enableoutcomes = 1;
 145  
 146          $assignmentname = 'The assignment';
 147          $student1rawgrade = 10;
 148          $student2rawgrade = 20;
 149          list($course, $assignment, $student1, $student2, $teacher, $parent) =
 150              $this->load_test_data($assignmentname, $student1rawgrade, $student2rawgrade);
 151          $assigmentcm = get_coursemodule_from_id('assign', $assignment->cmid, 0, false, MUST_EXIST);
 152  
 153          // Teacher requesting a student grade for the assignment.
 154          $this->setUser($teacher);
 155          $grades = core_grades_external::get_grades(
 156              $course->id,
 157              'mod_assign',
 158              $assigmentcm->id,
 159              array($student1->id)
 160          );
 161          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 162          $this->assertEquals($student1rawgrade, $this->get_activity_student_grade($grades, $assigmentcm->id, $student1->id));
 163  
 164          // Teacher requesting all the grades of student1 in a course.
 165          $grades = core_grades_external::get_grades(
 166              $course->id,
 167              null,
 168              null,
 169              array($student1->id)
 170          );
 171          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 172          $this->assertTrue(count($grades['items']) == 2);
 173          $this->assertEquals($student1rawgrade, $this->get_activity_student_grade($grades, $assigmentcm->id, $student1->id));
 174          $this->assertEquals($student1rawgrade, $this->get_activity_student_grade($grades, 'course', $student1->id));
 175  
 176          $outcome = $this->get_outcome($grades, $assigmentcm->id);
 177          $this->assertEquals($outcome['name'], 'Team work');
 178          $this->assertEquals(0, $this->get_outcome_student_grade($grades, $assigmentcm->id, $student1->id));
 179  
 180          // Teacher requesting all the grades of all the students in a course.
 181          $grades = core_grades_external::get_grades(
 182              $course->id,
 183              null,
 184              null,
 185              array($student1->id, $student2->id)
 186          );
 187          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 188          $this->assertTrue(count($grades['items']) == 2);
 189          $this->assertTrue(count($grades['items'][0]['grades']) == 2);
 190          $this->assertTrue(count($grades['items'][1]['grades']) == 2);
 191  
 192          // Student requesting another student's grade for the assignment (should fail).
 193          $this->setUser($student1);
 194          try {
 195              $grades = core_grades_external::get_grades(
 196                  $course->id,
 197                  'mod_assign',
 198                  $assigmentcm->id,
 199                  array($student2->id)
 200              );
 201              $this->fail('moodle_exception expected');
 202          } catch (moodle_exception $ex) {
 203              $this->assertTrue(true);
 204          }
 205  
 206          // Parent requesting their child's grade for the assignment (should fail).
 207          $this->setUser($parent);
 208          try {
 209              $grades = core_grades_external::get_grades(
 210                  $course->id,
 211                  'mod_assign',
 212                  $assigmentcm->id,
 213                  array($student1->id)
 214              );
 215              $this->fail('moodle_exception expected');
 216          } catch (moodle_exception $ex) {
 217              $this->assertTrue(true);
 218          }
 219  
 220          // Parent requesting another student's grade for the assignment(should fail).
 221          try {
 222              $grades = core_grades_external::get_grades(
 223                  $course->id,
 224                  'mod_assign',
 225                  $assigmentcm->id,
 226                  array($student2->id)
 227              );
 228              $this->fail('moodle_exception expected');
 229          } catch (moodle_exception $ex) {
 230              $this->assertTrue(true);
 231          }
 232  
 233          // Student requesting all other student grades for the assignment (should fail).
 234          try {
 235              $grades = core_grades_external::get_grades(
 236                  $course->id,
 237                  'mod_assign',
 238                  $assigmentcm->id,
 239                  array($student1->id, $student2->id)
 240              );
 241              $this->fail('moodle_exception expected');
 242          } catch (moodle_exception $ex) {
 243              $this->assertTrue(true);
 244          }
 245  
 246          // Student requesting only grade item information (should fail).
 247          try {
 248              $grades = core_grades_external::get_grades(
 249                  $course->id,
 250                  'mod_assign',
 251                  $assigmentcm->id,
 252                  array()
 253              );
 254              $this->fail('moodle_exception expected');
 255          } catch (moodle_exception $ex) {
 256              $this->assertTrue(true);
 257          }
 258  
 259          // Teacher requesting student grades for a course.
 260          $this->setUser($teacher);
 261          $grades = core_grades_external::get_grades(
 262              $course->id,
 263              'mod_assign',
 264              $assigmentcm->id,
 265              array($student1->id, $student2->id)
 266          );
 267          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 268          $this->assertEquals($student1rawgrade, $this->get_activity_student_grade($grades, $assigmentcm->id, $student1->id));
 269          $this->assertEquals($student2rawgrade, $this->get_activity_student_grade($grades, $assigmentcm->id, $student2->id));
 270  
 271          // Teacher requesting grade item information.
 272          $grades = core_grades_external::get_grades(
 273              $course->id,
 274              'mod_assign',
 275              $assigmentcm->id
 276          );
 277          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 278          $activity = $this->get_activity($grades, $assigmentcm->id);
 279          $this->assertEquals($activity['name'], $assignmentname);
 280          $this->assertEquals(count($activity['grades']), 0);
 281  
 282          // Teacher requesting all grade items in a course.
 283          $grades = core_grades_external::get_grades(
 284              $course->id
 285          );
 286          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 287          $this->assertTrue(count($grades['items']) == 2);
 288  
 289          $activity = $this->get_activity($grades, $assigmentcm->id);
 290          $this->assertEquals($activity['name'], $assignmentname);
 291          $this->assertEquals(count($activity['grades']), 0);
 292  
 293          $outcome = $this->get_outcome($grades, $assigmentcm->id);
 294          $this->assertEquals($outcome['name'], 'Team work');
 295  
 296          // Hide a grade item then have student request it.
 297          $result = core_grades_external::update_grades(
 298              'test',
 299              $course->id,
 300              'mod_assign',
 301              $assigmentcm->id,
 302              0,
 303              array(),
 304              array('hidden' => 1)
 305          );
 306          $result = external_api::clean_returnvalue(core_grades_external::update_grades_returns(), $result);
 307          $this->assertTrue($result == GRADE_UPDATE_OK);
 308  
 309          // Check it's definitely hidden.
 310          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id);
 311          $this->assertEquals($grades->items[0]->hidden, 1);
 312  
 313          // Teacher should still be able to see the hidden grades.
 314          $this->setUser($teacher);
 315          $grades = core_grades_external::get_grades(
 316              $course->id,
 317              'mod_assign',
 318              $assigmentcm->id,
 319              array($student1->id)
 320          );
 321          $grades = external_api::clean_returnvalue(core_grades_external::get_grades_returns(), $grades);
 322          $this->assertEquals($student1rawgrade, $this->get_activity_student_grade($grades, $assigmentcm->id, $student1->id));
 323      }
 324  
 325      /**
 326       * Get an activity
 327       *
 328       * @param  array $grades    Array of grades
 329       * @param  int $cmid        Activity course module id
 330       * @return strdClass        Activity object
 331       */
 332      private function get_activity($grades, $cmid) {
 333          foreach ($grades['items'] as $item) {
 334              if ($item['activityid'] == $cmid) {
 335                  return $item;
 336              }
 337          }
 338          return null;
 339      }
 340  
 341      /**
 342       * Get a grade for an activity
 343       *
 344       * @param  array $grades    Array of grades
 345       * @param  int $cmid        Activity course module id
 346       * @param  int $studentid   Student it
 347       * @return stdClass         Activity Object
 348       */
 349      private function get_activity_student_grade($grades, $cmid, $studentid) {
 350          $item = $this->get_activity($grades, $cmid);
 351          foreach ($item['grades'] as $grade) {
 352              if ($grade['userid'] == $studentid) {
 353                  return $grade['grade'];
 354              }
 355          }
 356          return null;
 357      }
 358  
 359      /**
 360       * Get an ouctome
 361       *
 362       * @param  array $grades    Array of grades
 363       * @param  int $cmid        Activity course module id
 364       * @return stdClass         Outcome object
 365       */
 366      private function get_outcome($grades, $cmid) {
 367          foreach ($grades['outcomes'] as $outcome) {
 368              if ($outcome['activityid'] == $cmid) {
 369                  return $outcome;
 370              }
 371          }
 372          return null;
 373      }
 374  
 375      /**
 376       * Get a grade from an outcome
 377       *
 378       * @param  array $grades    Array of grades
 379       * @param  int $cmid        Activity course module id
 380       * @param  int $studentid   Student id
 381       * @return stdClass         Outcome object
 382       */
 383      private function get_outcome_student_grade($grades, $cmid, $studentid) {
 384          $outcome = $this->get_outcome($grades, $cmid);
 385          foreach ($outcome['grades'] as $grade) {
 386              if ($grade['userid'] == $studentid) {
 387                  return $grade['grade'];
 388              }
 389          }
 390          return null;
 391      }
 392  
 393      /**
 394       * Test update_grades()
 395       */
 396      public function test_update_grades() {
 397          global $DB;
 398  
 399          $this->resetAfterTest(true);
 400  
 401          $assignmentname = 'The assignment';
 402          $student1rawgrade = 10;
 403          $student2rawgrade = 20;
 404          list($course, $assignment, $student1, $student2, $teacher, $parent) =
 405              $this->load_test_data($assignmentname, $student1rawgrade, $student2rawgrade);
 406          $assigmentcm = get_coursemodule_from_id('assign', $assignment->cmid, 0, false, MUST_EXIST);
 407  
 408          $this->setUser($teacher);
 409  
 410          // Teacher updating grade item information.
 411          $changedmax = 93;
 412          $result = core_grades_external::update_grades(
 413              'test',
 414              $course->id,
 415              'mod_assign',
 416              $assigmentcm->id,
 417              0,
 418              array(),
 419              array('grademax' => $changedmax)
 420          );
 421          $result = external_api::clean_returnvalue(core_grades_external::update_grades_returns(), $result);
 422          $this->assertTrue($result == GRADE_UPDATE_OK);
 423          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id);
 424          $this->assertTrue($grades->items[0]->grademax == $changedmax);
 425  
 426          // Teacher updating 1 student grade.
 427          $student1grade = 23;
 428          $result = core_grades_external::update_grades(
 429              'test',
 430              $course->id,
 431              'mod_assign',
 432              $assigmentcm->id,
 433              0,
 434              array(array('studentid' => $student1->id, 'grade' => $student1grade))
 435          );
 436          $result = external_api::clean_returnvalue(core_grades_external::update_grades_returns(), $result);
 437          $this->assertTrue($result == GRADE_UPDATE_OK);
 438          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id, array($student1->id));
 439          $this->assertTrue($grades->items[0]->grades[$student1->id]->grade == $student1grade);
 440  
 441          // Teacher updating multiple student grades.
 442          $student1grade = 11;
 443          $student2grade = 13;
 444          $result = core_grades_external::update_grades(
 445              'test',
 446              $course->id,
 447              'mod_assign',
 448              $assigmentcm->id,
 449              0,
 450              array(
 451                  array('studentid' => $student1->id, 'grade' => $student1grade),
 452                  array('studentid' => $student2->id, 'grade' => $student2grade)
 453              )
 454          );
 455          $result = external_api::clean_returnvalue(core_grades_external::update_grades_returns(), $result);
 456          $this->assertTrue($result == GRADE_UPDATE_OK);
 457          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id, array($student1->id, $student2->id));
 458          $this->assertTrue($grades->items[0]->grades[$student1->id]->grade == $student1grade);
 459          $this->assertTrue($grades->items[0]->grades[$student2->id]->grade == $student2grade);
 460  
 461          // Student attempting to update their own grade (should fail).
 462          $this->setUser($student1);
 463          try {
 464              $student1grade = 17;
 465              $result = core_grades_external::update_grades(
 466                  'test',
 467                  $course->id,
 468                  'mod_assign',
 469                  $assigmentcm->id,
 470                  0,
 471                  array( array('studentid' => $student1->id, 'grade' => $student1grade))
 472              );
 473              $this->fail('moodle_exception expected');
 474          } catch (moodle_exception $ex) {
 475              $this->assertTrue(true);
 476          }
 477  
 478          // Parent attempting to update their child's grade (should fail).
 479          $this->setUser($parent);
 480          try {
 481              $student1grade = 13;
 482              $result = core_grades_external::update_grades(
 483                  'test',
 484                  $course->id,
 485                  'mod_assign',
 486                  $assigmentcm->id,
 487                  0,
 488                  array( array('studentid' => $student1->id, 'grade' => $student1grade))
 489              );
 490              $this->fail('moodle_exception expected');
 491          } catch (moodle_exception $ex) {
 492              $this->assertTrue(true);
 493          }
 494  
 495          // Student trying to hide a grade item (should fail).
 496          $this->setUser($student1);
 497          try {
 498              $result = core_grades_external::update_grades(
 499                  'test',
 500                  $course->id,
 501                  'mod_assign',
 502                  $assigmentcm->id,
 503                  0,
 504                  array(),
 505                  array('hidden' => 1)
 506              );
 507              $this->fail('moodle_exception expected');
 508          } catch (moodle_exception $ex) {
 509              $this->assertTrue(true);
 510          }
 511  
 512          // Give the student role 'moodle/grade:hide' and they should now be able to hide the grade item.
 513          $studentrole = $DB->get_record('role', array('shortname' => 'student'));
 514          $coursecontext = context_course::instance($course->id);
 515          assign_capability('moodle/grade:hide', CAP_ALLOW, $studentrole->id, $coursecontext->id);
 516          accesslib_clear_all_caches_for_unit_testing();
 517  
 518          // Check the activity isn't already hidden.
 519          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id);
 520          $this->assertTrue($grades->items[0]->hidden == 0);
 521  
 522          $result = core_grades_external::update_grades(
 523              'test',
 524              $course->id,
 525              'mod_assign',
 526              $assigmentcm->id,
 527              0,
 528              array(),
 529              array('hidden' => 1)
 530          );
 531          $result = external_api::clean_returnvalue(core_grades_external::update_grades_returns(), $result);
 532          $this->assertTrue($result == GRADE_UPDATE_OK);
 533          $grades = grade_get_grades($course->id, 'mod', 'assign', $assignment->id);
 534          $this->assertTrue($grades->items[0]->hidden == 1);
 535      }
 536  
 537      /**
 538       * Test create_gradecategory.
 539       *
 540       * @return void
 541       */
 542      public function test_create_gradecategory() {
 543          global $DB;
 544          $this->resetAfterTest(true);
 545          $course = $this->getDataGenerator()->create_course();
 546          $this->setAdminUser();
 547  
 548          // Test the most basic gradecategory creation.
 549          $status1 = core_grades_external::create_gradecategory($course->id, 'Test Category 1', []);
 550  
 551          $courseparentcat = new grade_category(['courseid' => $course->id, 'depth' => 1], true);
 552          $record1 = $DB->get_record('grade_categories', ['id' => $status1['categoryid']]);
 553          $this->assertEquals('Test Category 1', $record1->fullname);
 554          // Confirm that the parent category for this category is the top level category for the course.
 555          $this->assertEquals($courseparentcat->id, $record1->parent);
 556          $this->assertEquals(2, $record1->depth);
 557  
 558          // Now create a category as a child of the newly created category.
 559          $status2 = core_grades_external::create_gradecategory($course->id, 'Test Category 2', ['parentcategoryid' => $record1->id]);
 560          $record2 = $DB->get_record('grade_categories', ['id' => $status2['categoryid']]);
 561          $this->assertEquals($record1->id, $record2->parent);
 562          $this->assertEquals(3, $record2->depth);
 563          // Check the path is correct.
 564          $this->assertEquals('/' . implode('/', [$courseparentcat->id, $record1->id, $record2->id]) . '/', $record2->path);
 565  
 566          /* MDL-72377 commenting broken test.
 567          // Now create a category with some customised data and check the returns. This customises every value.
 568          $customopts = [
 569              'aggregation' => GRADE_AGGREGATE_MEAN,
 570              'aggregateonlygraded' => 0,
 571              'aggregateoutcomes' => 1,
 572              'droplow' => 1,
 573              'itemname' => 'item',
 574              'iteminfo' => 'info',
 575              'idnumber' => 'idnumber',
 576              'gradetype' => GRADE_TYPE_TEXT,
 577              'grademax' => 5,
 578              'grademin' => 2,
 579              'gradepass' => 3,
 580              'display' => GRADE_DISPLAY_TYPE_LETTER,
 581              // Hack. This must be -2 to use the default setting.
 582              'decimals' => 3,
 583              'hiddenuntil' => time(),
 584              'locktime' => time(),
 585              'weightoverride' => 1,
 586              'aggregationcoef2' => 20,
 587              'parentcategoryid' => $record2->id
 588          ];
 589  
 590          $status3 = core_grades_external::create_gradecategory($course->id, 'Test Category 3', $customopts);
 591          $cat3 = new grade_category(['courseid' => $course->id, 'id' => $status3['categoryid']], true);
 592          $cat3->load_grade_item();
 593  
 594          // Lets check all of the data is in the right shape.
 595          $this->assertEquals(GRADE_AGGREGATE_MEAN, $cat3->aggregation);
 596          $this->assertEquals(0, $cat3->aggregateonlygraded);
 597          $this->assertEquals(1, $cat3->aggregateoutcomes);
 598          $this->assertEquals(1, $cat3->droplow);
 599          $this->assertEquals('item', $cat3->grade_item->itemname);
 600          $this->assertEquals('info', $cat3->grade_item->iteminfo);
 601          $this->assertEquals('idnumber', $cat3->grade_item->idnumber);
 602          $this->assertEquals(GRADE_TYPE_TEXT, $cat3->grade_item->gradetype);
 603          $this->assertEquals(5, $cat3->grade_item->grademax);
 604          $this->assertEquals(2, $cat3->grade_item->grademin);
 605          $this->assertEquals(3, $cat3->grade_item->gradepass);
 606          $this->assertEquals(GRADE_DISPLAY_TYPE_LETTER, $cat3->grade_item->display);
 607          $this->assertEquals(3, $cat3->grade_item->decimals);
 608          $this->assertGreaterThanOrEqual($cat3->grade_item->hidden, time());
 609          $this->assertGreaterThanOrEqual($cat3->grade_item->locktime, time());
 610          $this->assertEquals(1, $cat3->grade_item->weightoverride);
 611          // Coefficient is converted to percentage.
 612          $this->assertEquals(0.2, $cat3->grade_item->aggregationcoef2);
 613          $this->assertEquals($record2->id, $cat3->parent);*/
 614      }
 615  
 616  }