Merge branch 'MDL-70004-310' of git://github.com/junpataleta/moodle into MOODLE_310_S...
[moodle.git] / question / type / random / tests / questiontype_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/>.
17 /**
18  * Unit tests for the random question type class.
19  *
20  * @package    qtype
21  * @subpackage random
22  * @copyright  2010 The Open University
23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
24  */
27 defined('MOODLE_INTERNAL') || die();
29 global $CFG;
30 require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
31 require_once($CFG->dirroot . '/question/type/random/questiontype.php');
34 /**
35  * Unit tests for the random question type class.
36  *
37  * @copyright  2010 The Open University
38  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
39  */
40 class qtype_random_test extends advanced_testcase {
41     protected $qtype;
43     protected function setUp(): void {
44         $this->qtype = new qtype_random();
45     }
47     protected function tearDown(): void {
48         $this->qtype = null;
49     }
51     public function test_name() {
52         $this->assertEquals($this->qtype->name(), 'random');
53     }
55     public function test_can_analyse_responses() {
56         $this->assertFalse($this->qtype->can_analyse_responses());
57     }
59     public function test_get_random_guess_score() {
60         $this->assertNull($this->qtype->get_random_guess_score(null));
61     }
63     public function test_load_question() {
64         $this->resetAfterTest();
66         $syscontext = context_system::instance();
67         /** @var core_question_generator $generator */
68         $generator = $this->getDataGenerator()->get_plugin_generator('core_question');
69         $category = $generator->create_question_category(['contextid' => $syscontext->id]);
71         $fromform = test_question_maker::get_question_form_data('random');
72         $fromform->category = $category->id . ',' . $syscontext->id;
74         $question = new stdClass();
75         $question->category = $category->id;
76         $question->qtype = 'random';
77         $question->createdby = 0;
79         $this->qtype->save_question($question, $fromform);
80         $questiondata = question_bank::load_question_data($question->id);
82         $this->assertEquals(['id', 'category', 'parent', 'name', 'questiontext', 'questiontextformat',
83                 'generalfeedback', 'generalfeedbackformat', 'defaultmark', 'penalty', 'qtype',
84                 'length', 'stamp', 'version', 'hidden', 'timecreated', 'timemodified',
85                 'createdby', 'modifiedby', 'idnumber', 'contextid', 'options', 'hints', 'categoryobject'],
86                 array_keys(get_object_vars($questiondata)));
87         $this->assertEquals($category->id, $questiondata->category);
89         // Random questions are not real questions. This is signaled by parent
90         // being non-zero - and in fact equal to question id.
91         $this->assertEquals($questiondata->id, $questiondata->parent);
92         $this->assertEquals('Random (' . $category->name . ')', $questiondata->name);
93         $this->assertEquals(0, $questiondata->questiontext); // Used to store 'Select from subcategories'.
94         $this->assertEquals('random', $questiondata->qtype);
95         $this->assertEquals(1, $questiondata->length);
96         $this->assertEquals(0, $questiondata->hidden);
97         $this->assertEquals($category->contextid, $questiondata->contextid);
99         // Options - not used.
100         $this->assertEquals(['answers'], array_keys(get_object_vars($questiondata->options)));
101         $this->assertEquals([], $questiondata->options->answers);
103         // Hints - not used.
104         $this->assertEquals([], $questiondata->hints);
105     }
107     public function test_get_possible_responses() {
108         $this->assertEquals(array(), $this->qtype->get_possible_responses(null));
109     }
111     public function test_question_creation() {
112         $this->resetAfterTest();
113         question_bank::get_qtype('random')->clear_caches_before_testing();
115         $generator = $this->getDataGenerator()->get_plugin_generator('core_question');
116         $cat = $generator->create_question_category();
117         $question1 = $generator->create_question('shortanswer', null, array('category' => $cat->id));
118         $question2 = $generator->create_question('numerical', null, array('category' => $cat->id));
120         $randomquestion = $generator->create_question('random', null, array('category' => $cat->id));
122         $expectedids = array($question1->id, $question2->id);
123         $actualids = question_bank::get_qtype('random')->get_available_questions_from_category($cat->id, 0);
124         sort($expectedids);
125         sort($actualids);
126         $this->assertEquals($expectedids, $actualids);
128         $q = question_bank::load_question($randomquestion->id);
130         $this->assertContains($q->id, array($question1->id, $question2->id));
131     }