question/tests/bank_view_test.php

   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 question bank view class.
  19  *
  20  * @package    core_question
  21  * @category   test
  22  * @copyright  2018 the Open University
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28 global $CFG;
  29 require_once($CFG->dirroot . '/question/editlib.php');
  30
  31
  32 /**
  33  * Unit tests for the question bank view class.
  34  *
  35  * @copyright  2018 the Open University
  36  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37  */
  38 class core_question_bank_view_testcase extends advanced_testcase {
  39
  40     public function test_viewing_question_bank_should_not_load_individual_questions() {
  41         $this->resetAfterTest();
  42         $this->setAdminUser();
  43         $generator = $this->getDataGenerator();
  44         /** @var core_question_generator $questiongenerator */
  45         $questiongenerator = $generator->get_plugin_generator('core_question');
  46
  47         // Create a course.
  48         $course = $generator->create_course();
  49         $context = context_course::instance($course->id);
  50
  51         // Create a question in the default category.
  52         $contexts = new core_question\local\bank\question_edit_contexts($context);
  53         $cat = question_make_default_categories($contexts->all());
  54         $questiondata = $questiongenerator->create_question('numerical', null,
  55                 ['name' => 'Example question', 'category' => $cat->id]);
  56
  57         // Ensure the question is not in the cache.
  58         $cache = cache::make('core', 'questiondata');
  59         $cache->delete($questiondata->id);
  60
  61         // Generate the view.
  62         $view = new core_question\local\bank\view($contexts, new moodle_url('/'), $course);
  63         ob_start();
  64         $pagevars = [
  65             'qpage' => 0,
  66             'qperpage' => 20,
  67             'cat' => $cat->id . ',' . $context->id,
  68             'recurse' => false,
  69             'showhidden' => false,
  70             'qbshowtext' => false
  71
  72         ];
  73         $view->display($pagevars, 'editq');
  74         $html = ob_get_clean();
  75
  76         // Verify the output includes the expected question.
  77         $this->assertStringContainsString('Example question', $html);
  78
  79         // Verify the question has not been loaded into the cache.
  80         $this->assertFalse($cache->has($questiondata->id));
  81     }
  82
  83     public function test_unknown_qtype_does_not_break_view() {
  84         global $DB;
  85         $this->resetAfterTest();
  86         $this->setAdminUser();
  87         $generator = $this->getDataGenerator();
  88         /** @var core_question_generator $questiongenerator */
  89         $questiongenerator = $generator->get_plugin_generator('core_question');
  90
  91         // Create a course.
  92         $course = $generator->create_course();
  93         $context = context_course::instance($course->id);
  94
  95         // Create a question in the default category.
  96         $contexts = new core_question\local\bank\question_edit_contexts($context);
  97         $cat = question_make_default_categories($contexts->all());
  98         $questiondata = $questiongenerator->create_question('numerical', null,
  99                 ['name' => 'Example question', 'category' => $cat->id]);
 100         $DB->set_field('question', 'qtype', 'unknownqtype', ['id' => $questiondata->id]);
 101
 102         // Generate the view.
 103         $view = new core_question\local\bank\view($contexts, new moodle_url('/'), $course);
 104         ob_start();
 105         $pagevars = [
 106             'qpage' => 0,
 107             'qperpage' => 20,
 108             'cat' => $cat->id . ',' . $context->id,
 109             'recurse' => false,
 110             'showhidden' => false,
 111             'qbshowtext' => false
 112
 113         ];
 114         $view->display($pagevars, 'editq');
 115         $html = ob_get_clean();
 116
 117         // Mainly we are verifying that there was no fatal error.
 118
 119         // Verify the output includes the expected question.
 120         $this->assertStringContainsString('Example question', $html);
 121     }
 122 }