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125 lines
3.6 KiB
125 lines
3.6 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This file contains tests for the question_attempt_iterator class.
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*
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* @package moodlecore
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* @subpackage questionengine
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* @copyright 2009 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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defined('MOODLE_INTERNAL') || die();
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global $CFG;
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require_once(__DIR__ . '/../lib.php');
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require_once(__DIR__ . '/helpers.php');
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/**
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* This file contains tests for the {@link question_attempt_iterator} class.
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*
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* @copyright 2009 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class question_attempt_iterator_test extends advanced_testcase {
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private $quba;
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private $qas = array();
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private $iterator;
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protected function setUp() {
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$this->quba = question_engine::make_questions_usage_by_activity('unit_test',
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context_system::instance());
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$this->quba->set_preferred_behaviour('deferredfeedback');
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$slot = $this->quba->add_question(test_question_maker::make_question('description'));
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$this->qas[$slot] = $this->quba->get_question_attempt($slot);
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$slot = $this->quba->add_question(test_question_maker::make_question('description'));
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$this->qas[$slot] = $this->quba->get_question_attempt($slot);
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$this->iterator = $this->quba->get_attempt_iterator();
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}
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protected function tearDown() {
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$this->quba = null;
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$this->iterator = null;
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}
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public function test_foreach_loop() {
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$i = 1;
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foreach ($this->iterator as $key => $qa) {
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$this->assertEquals($i, $key);
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$this->assertSame($this->qas[$i], $qa);
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$i++;
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}
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$this->assertEquals(3, $i);
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}
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public function test_offsetExists_before_start() {
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$this->assertFalse(isset($this->iterator[0]));
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}
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public function test_offsetExists_at_start() {
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$this->assertTrue(isset($this->iterator[1]));
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}
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public function test_offsetExists_at_endt() {
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$this->assertTrue(isset($this->iterator[2]));
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}
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public function test_offsetExists_past_end() {
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$this->assertFalse(isset($this->iterator[3]));
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}
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/**
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* @expectedException moodle_exception
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*/
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public function test_offsetGet_before_start() {
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$step = $this->iterator[0];
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}
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public function test_offsetGet_at_start() {
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$this->assertSame($this->qas[1], $this->iterator[1]);
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}
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public function test_offsetGet_at_end() {
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$this->assertSame($this->qas[2], $this->iterator[2]);
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}
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/**
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* @expectedException moodle_exception
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*/
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public function test_offsetGet_past_end() {
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$step = $this->iterator[3];
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}
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/**
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* @expectedException moodle_exception
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*/
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public function test_cannot_set() {
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$this->iterator[0] = null;
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}
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/**
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* @expectedException moodle_exception
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*/
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public function test_cannot_unset() {
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unset($this->iterator[2]);
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}
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}
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