[Summary view]

Differences Between: [Versions 311 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  declare(strict_types = 1);
  18  
  19  namespace core_grades\grades\grader\gradingpanel\point\external;
  20  
  21  use advanced_testcase;
  22  use coding_exception;
  23  use core_grades\component_gradeitem;
  24  use core_external\external_api;
  25  use mod_forum\local\entities\forum as forum_entity;
  26  use moodle_exception;
  27  use grade_grade;
  28  use grade_item;
  29  
  30  /**
  31   * Unit tests for core_grades\component_gradeitems;
  32   *
  33   * @package   core_grades
  34   * @category  test
  35   * @copyright 2019 Andrew Nicols <andrew@nicols.co.uk>
  36   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   */
  38  class store_test extends advanced_testcase {
  39  
  40      /**
  41       * Ensure that an execute with an invalid component is rejected.
  42       */
  43      public function test_execute_invalid_component(): void {
  44          $this->resetAfterTest();
  45          $user = $this->getDataGenerator()->create_user();
  46          $this->setUser($user);
  47  
  48          $this->expectException(coding_exception::class);
  49          $this->expectExceptionMessage("The 'foo' item is not valid for the 'mod_invalid' component");
  50          store::execute('mod_invalid', 1, 'foo', 2, false, 'formdata');
  51      }
  52  
  53      /**
  54       * Ensure that an execute with an invalid itemname on a valid component is rejected.
  55       */
  56      public function test_execute_invalid_itemname(): void {
  57          $this->resetAfterTest();
  58          $user = $this->getDataGenerator()->create_user();
  59          $this->setUser($user);
  60  
  61          $this->expectException(coding_exception::class);
  62          $this->expectExceptionMessage("The 'foo' item is not valid for the 'mod_forum' component");
  63          store::execute('mod_forum', 1, 'foo', 2, false, 'formdata');
  64      }
  65  
  66      /**
  67       * Ensure that an execute against a different grading method is rejected.
  68       */
  69      public function test_execute_incorrect_type(): void {
  70          $this->resetAfterTest();
  71  
  72          $forum = $this->get_forum_instance([
  73              // Negative numbers mean a scale.
  74              'grade_forum' => -1,
  75          ]);
  76          $course = $forum->get_course_record();
  77          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
  78          $student = $this->getDataGenerator()->create_and_enrol($course, 'student');
  79          $this->setUser($teacher);
  80  
  81          $gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
  82  
  83          $this->expectException(moodle_exception::class);
  84          $this->expectExceptionMessage("not configured for direct grading");
  85          store::execute('mod_forum', (int) $forum->get_context()->id, 'forum', (int) $student->id, false, 'formdata');
  86      }
  87  
  88      /**
  89       * Ensure that an execute against a different grading method is rejected.
  90       */
  91      public function test_execute_disabled(): void {
  92          $this->resetAfterTest();
  93  
  94          $forum = $this->get_forum_instance();
  95          $course = $forum->get_course_record();
  96          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
  97          $student = $this->getDataGenerator()->create_and_enrol($course, 'student');
  98          $this->setUser($teacher);
  99  
 100          $gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
 101  
 102          $this->expectException(moodle_exception::class);
 103          $this->expectExceptionMessage("Grading is not enabled");
 104          store::execute('mod_forum', (int) $forum->get_context()->id, 'forum', (int) $student->id, false, 'formdata');
 105      }
 106  
 107      /**
 108       * Ensure that an execute against the correct grading method returns the current state of the user.
 109       */
 110      public function test_execute_store_empty(): void {
 111          $this->resetAfterTest();
 112  
 113          $forum = $this->get_forum_instance([
 114              // Negative numbers mean a scale.
 115              'grade_forum' => 5,
 116          ]);
 117          $course = $forum->get_course_record();
 118          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
 119          $student = $this->getDataGenerator()->create_and_enrol($course, 'student');
 120          $this->setUser($teacher);
 121  
 122          $formdata = [
 123              'grade' => null,
 124          ];
 125  
 126          $gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
 127  
 128          $result = store::execute('mod_forum', (int) $forum->get_context()->id, 'forum',
 129                  (int) $student->id, false, http_build_query($formdata));
 130          $result = external_api::clean_returnvalue(store::execute_returns(), $result);
 131  
 132          // The result should still be empty.
 133          $this->assertIsArray($result);
 134          $this->assertArrayHasKey('templatename', $result);
 135  
 136          $this->assertEquals('core_grades/grades/grader/gradingpanel/point', $result['templatename']);
 137  
 138          $this->assertArrayHasKey('grade', $result);
 139          $this->assertIsArray($result['grade']);
 140          $this->assertArrayHasKey('grade', $result['grade']);
 141          $this->assertEmpty($result['grade']['grade']);
 142          $this->assertArrayHasKey('timecreated', $result['grade']);
 143          $this->assertIsInt($result['grade']['timecreated']);
 144          $this->assertArrayHasKey('timemodified', $result['grade']);
 145          $this->assertIsInt($result['grade']['timemodified']);
 146  
 147          $this->assertArrayHasKey('warnings', $result);
 148          $this->assertIsArray($result['warnings']);
 149          $this->assertEmpty($result['warnings']);
 150  
 151          // Test the grade array items.
 152          $this->assertArrayHasKey('grade', $result);
 153          $this->assertIsArray($result['grade']);
 154  
 155          $this->assertArrayHasKey('grade', $result['grade']);
 156          $this->assertEquals(null, $result['grade']['grade']);
 157  
 158          $this->assertIsInt($result['grade']['timecreated']);
 159          $this->assertArrayHasKey('timemodified', $result['grade']);
 160          $this->assertIsInt($result['grade']['timemodified']);
 161  
 162          $this->assertArrayHasKey('usergrade', $result['grade']);
 163          $this->assertEquals('- / 5.00', $result['grade']['usergrade']);
 164  
 165          $this->assertArrayHasKey('maxgrade', $result['grade']);
 166          $this->assertIsInt($result['grade']['maxgrade']);
 167          $this->assertEquals(5, $result['grade']['maxgrade']);
 168  
 169          $this->assertArrayHasKey('gradedby', $result['grade']);
 170          $this->assertEquals(fullname($teacher), $result['grade']['gradedby']);
 171  
 172          // Compare against the grade stored in the database.
 173          $storedgradeitem = grade_item::fetch([
 174              'courseid' => $forum->get_course_id(),
 175              'itemtype' => 'mod',
 176              'itemmodule' => 'forum',
 177              'iteminstance' => $forum->get_id(),
 178              'itemnumber' => $gradeitem->get_grade_itemid(),
 179          ]);
 180          $storedgrade = grade_grade::fetch([
 181              'userid' => $student->id,
 182              'itemid' => $storedgradeitem->id,
 183          ]);
 184  
 185          $this->assertEmpty($storedgrade->rawgrade);
 186      }
 187  
 188      /**
 189       * Ensure that an execute against the correct grading method returns the current state of the user.
 190       */
 191      public function test_execute_store_graded(): void {
 192          $this->resetAfterTest();
 193  
 194          $forum = $this->get_forum_instance([
 195              // Negative numbers mean a scale.
 196              'grade_forum' => 5,
 197          ]);
 198          $course = $forum->get_course_record();
 199          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
 200          $student = $this->getDataGenerator()->create_and_enrol($course, 'student');
 201          $this->setUser($teacher);
 202  
 203          $formdata = [
 204              'grade' => 4,
 205          ];
 206  
 207          $gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
 208  
 209          $result = store::execute('mod_forum', (int) $forum->get_context()->id, 'forum',
 210                  (int) $student->id, false, http_build_query($formdata));
 211          $result = external_api::clean_returnvalue(store::execute_returns(), $result);
 212  
 213          // The result should still be empty.
 214          $this->assertIsArray($result);
 215          $this->assertArrayHasKey('templatename', $result);
 216  
 217          $this->assertEquals('core_grades/grades/grader/gradingpanel/point', $result['templatename']);
 218  
 219          $this->assertArrayHasKey('warnings', $result);
 220          $this->assertIsArray($result['warnings']);
 221          $this->assertEmpty($result['warnings']);
 222  
 223          // Test the grade array items.
 224          $this->assertArrayHasKey('grade', $result);
 225          $this->assertIsArray($result['grade']);
 226  
 227          $this->assertArrayHasKey('grade', $result['grade']);
 228          $this->assertEquals(grade_floatval(unformat_float(4)), $result['grade']['grade']);
 229  
 230          $this->assertIsInt($result['grade']['timecreated']);
 231          $this->assertArrayHasKey('timemodified', $result['grade']);
 232          $this->assertIsInt($result['grade']['timemodified']);
 233  
 234          $this->assertArrayHasKey('usergrade', $result['grade']);
 235          $this->assertEquals('4.00 / 5.00', $result['grade']['usergrade']);
 236  
 237          $this->assertArrayHasKey('maxgrade', $result['grade']);
 238          $this->assertIsInt($result['grade']['maxgrade']);
 239          $this->assertEquals(5, $result['grade']['maxgrade']);
 240  
 241          $this->assertArrayHasKey('gradedby', $result['grade']);
 242          $this->assertEquals(fullname($teacher), $result['grade']['gradedby']);
 243  
 244          // Compare against the grade stored in the database.
 245          $storedgradeitem = grade_item::fetch([
 246              'courseid' => $forum->get_course_id(),
 247              'itemtype' => 'mod',
 248              'itemmodule' => 'forum',
 249              'iteminstance' => $forum->get_id(),
 250              'itemnumber' => $gradeitem->get_grade_itemid(),
 251          ]);
 252          $storedgrade = grade_grade::fetch([
 253              'userid' => $student->id,
 254              'itemid' => $storedgradeitem->id,
 255          ]);
 256  
 257          $this->assertEquals(grade_floatval(unformat_float(4)), $storedgrade->rawgrade);
 258      }
 259  
 260      /**
 261       * Ensure that an out-of-range value is rejected.
 262       *
 263       * @dataProvider execute_out_of_range_provider
 264       * @param int $maxvalue The max value of the forum
 265       * @param int $suppliedvalue The value that was submitted
 266       */
 267      public function test_execute_store_out_of__range(int $maxvalue, float $suppliedvalue): void {
 268          $this->resetAfterTest();
 269  
 270          $forum = $this->get_forum_instance([
 271              // Negative numbers mean a scale.
 272              'grade_forum' => $maxvalue,
 273          ]);
 274          $course = $forum->get_course_record();
 275          $teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
 276          $student = $this->getDataGenerator()->create_and_enrol($course, 'student');
 277          $this->setUser($teacher);
 278  
 279          $formdata = [
 280              'grade' => $suppliedvalue,
 281          ];
 282  
 283          $gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
 284  
 285          $this->expectException(moodle_exception::class);
 286          $this->expectExceptionMessage("Invalid grade '{$suppliedvalue}' provided. Grades must be between 0 and {$maxvalue}.");
 287          store::execute('mod_forum', (int) $forum->get_context()->id, 'forum',
 288                  (int) $student->id, false, http_build_query($formdata));
 289      }
 290  
 291      /**
 292       * Data provider for out of range tests.
 293       *
 294       * @return array
 295       */
 296      public function execute_out_of_range_provider(): array {
 297          return [
 298              'above' => [
 299                  'max' => 100,
 300                  'supplied' => 101,
 301              ],
 302              'above just' => [
 303                  'max' => 100,
 304                  'supplied' => 101.001,
 305              ],
 306              'below' => [
 307                  'max' => 100,
 308                  'supplied' => -100,
 309              ],
 310              '-1' => [
 311                  'max' => 100,
 312                  'supplied' => -1,
 313              ],
 314          ];
 315      }
 316  
 317  
 318      /**
 319       * Get a forum instance.
 320       *
 321       * @param array $config
 322       * @return forum_entity
 323       */
 324      protected function get_forum_instance(array $config = []): forum_entity {
 325          $this->resetAfterTest();
 326  
 327          $datagenerator = $this->getDataGenerator();
 328          $course = $datagenerator->create_course();
 329          $forum = $datagenerator->create_module('forum', array_merge($config, ['course' => $course->id]));
 330  
 331          $vaultfactory = \mod_forum\local\container::get_vault_factory();
 332          $vault = $vaultfactory->get_forum_vault();
 333  
 334          return $vault->get_from_id((int) $forum->id);
 335      }
 336  }