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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 3.9.x will end* 10 May 2021 (12 months).
  • Bug fixes for security issues in 3.9.x will end* 8 May 2023 (36 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * This file contains tests for the question_attempt_iterator class.
 *
 * @package    moodlecore
 * @subpackage questionengine
 * @copyright  2009 The Open University
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */


defined('MOODLE_INTERNAL') || die();

global $CFG;
require_once(__DIR__ . '/../lib.php');
require_once(__DIR__ . '/helpers.php');


/**
 * This file contains tests for the {@link question_attempt_iterator} class.
 *
 * @copyright  2009 The Open University
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class question_attempt_iterator_test extends advanced_testcase {
    private $quba;
    private $qas = array();
    private $iterator;

< protected function setUp() {
> protected function setUp(): void {
$this->quba = question_engine::make_questions_usage_by_activity('unit_test', context_system::instance()); $this->quba->set_preferred_behaviour('deferredfeedback'); $slot = $this->quba->add_question(test_question_maker::make_question('description')); $this->qas[$slot] = $this->quba->get_question_attempt($slot); $slot = $this->quba->add_question(test_question_maker::make_question('description')); $this->qas[$slot] = $this->quba->get_question_attempt($slot); $this->iterator = $this->quba->get_attempt_iterator(); }
< protected function tearDown() {
> protected function tearDown(): void {
$this->quba = null; $this->iterator = null; } public function test_foreach_loop() { $i = 1; foreach ($this->iterator as $key => $qa) { $this->assertEquals($i, $key); $this->assertSame($this->qas[$i], $qa); $i++; } $this->assertEquals(3, $i); } public function test_offsetExists_before_start() { $this->assertFalse(isset($this->iterator[0])); } public function test_offsetExists_at_start() { $this->assertTrue(isset($this->iterator[1])); } public function test_offsetExists_at_endt() { $this->assertTrue(isset($this->iterator[2])); } public function test_offsetExists_past_end() { $this->assertFalse(isset($this->iterator[3])); }
< /** < * @expectedException moodle_exception < */
public function test_offsetGet_before_start() {
> $this->expectException(moodle_exception::class);
$step = $this->iterator[0]; } public function test_offsetGet_at_start() { $this->assertSame($this->qas[1], $this->iterator[1]); } public function test_offsetGet_at_end() { $this->assertSame($this->qas[2], $this->iterator[2]); }
< /** < * @expectedException moodle_exception < */
public function test_offsetGet_past_end() {
> $this->expectException(moodle_exception::class);
$step = $this->iterator[3]; }
< /** < * @expectedException moodle_exception < */
public function test_cannot_set() {
> $this->expectException(moodle_exception::class);
$this->iterator[0] = null; }
< /** < * @expectedException moodle_exception < */
public function test_cannot_unset() {
> $this->expectException(moodle_exception::class);
unset($this->iterator[2]); } }