MDL-70153 qtype_essay: Add behat test for attachments max size
[moodle.git] / question / engine / tests / questionattemptiterator_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  * This file contains tests for the question_attempt_iterator class.
19  *
20  * @package    moodlecore
21  * @subpackage questionengine
22  * @copyright  2009 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(__DIR__ . '/../lib.php');
31 require_once(__DIR__ . '/helpers.php');
34 /**
35  * This file contains tests for the {@link question_attempt_iterator} class.
36  *
37  * @copyright  2009 The Open University
38  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
39  */
40 class question_attempt_iterator_test extends advanced_testcase {
41     private $quba;
42     private $qas = array();
43     private $iterator;
45     protected function setUp(): void {
46         $this->quba = question_engine::make_questions_usage_by_activity('unit_test',
47                 context_system::instance());
48         $this->quba->set_preferred_behaviour('deferredfeedback');
50         $slot = $this->quba->add_question(test_question_maker::make_question('description'));
51         $this->qas[$slot] = $this->quba->get_question_attempt($slot);
53         $slot = $this->quba->add_question(test_question_maker::make_question('description'));
54         $this->qas[$slot] = $this->quba->get_question_attempt($slot);
56         $this->iterator = $this->quba->get_attempt_iterator();
57     }
59     protected function tearDown(): void {
60         $this->quba = null;
61         $this->iterator = null;
62     }
64     public function test_foreach_loop() {
65         $i = 1;
66         foreach ($this->iterator as $key => $qa) {
67             $this->assertEquals($i, $key);
68             $this->assertSame($this->qas[$i], $qa);
69             $i++;
70         }
71         $this->assertEquals(3, $i);
72     }
74     public function test_offsetExists_before_start() {
75         $this->assertFalse(isset($this->iterator[0]));
76     }
78     public function test_offsetExists_at_start() {
79         $this->assertTrue(isset($this->iterator[1]));
80     }
82     public function test_offsetExists_at_endt() {
83         $this->assertTrue(isset($this->iterator[2]));
84     }
86     public function test_offsetExists_past_end() {
87         $this->assertFalse(isset($this->iterator[3]));
88     }
90     public function test_offsetGet_before_start() {
91         $this->expectException(moodle_exception::class);
92         $step = $this->iterator[0];
93     }
95     public function test_offsetGet_at_start() {
96         $this->assertSame($this->qas[1], $this->iterator[1]);
97     }
99     public function test_offsetGet_at_end() {
100         $this->assertSame($this->qas[2], $this->iterator[2]);
101     }
103     public function test_offsetGet_past_end() {
104         $this->expectException(moodle_exception::class);
105         $step = $this->iterator[3];
106     }
108     public function test_cannot_set() {
109         $this->expectException(moodle_exception::class);
110         $this->iterator[0] = null;
111     }
113     public function test_cannot_unset() {
114         $this->expectException(moodle_exception::class);
115         unset($this->iterator[2]);
116     }