weekly release 3.6dev
[moodle.git] / question / engine / tests / questionengine_test.php
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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 * This file contains tests for the question_engine 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 */
25
26
27defined('MOODLE_INTERNAL') || die();
28
29global $CFG;
1fcf0ca8 30require_once(__DIR__ . '/../lib.php');
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31
32
33/**
34 *Unit tests for the question_engine class.
35 *
36 * @copyright 2009 The Open University
37 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
38 */
39class question_engine_test extends advanced_testcase {
40
41 public function test_load_behaviour_class() {
42 // Exercise SUT
43 question_engine::load_behaviour_class('deferredfeedback');
44 // Verify
45 $this->assertTrue(class_exists('qbehaviour_deferredfeedback'));
46 }
47
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48 /**
49 * @expectedException moodle_exception
50 */
603bd001 51 public function test_load_behaviour_class_missing() {
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52 // Exercise SUT
53 question_engine::load_behaviour_class('nonexistantbehaviour');
54 }
55
56 public function test_get_behaviour_unused_display_options() {
57 $this->assertEquals(array(), question_engine::get_behaviour_unused_display_options('interactive'));
58 $this->assertEquals(array('correctness', 'marks', 'specificfeedback', 'generalfeedback', 'rightanswer'),
59 question_engine::get_behaviour_unused_display_options('deferredfeedback'));
60 $this->assertEquals(array('correctness', 'marks', 'specificfeedback', 'generalfeedback', 'rightanswer'),
61 question_engine::get_behaviour_unused_display_options('deferredcbm'));
62 $this->assertEquals(array('correctness', 'marks', 'specificfeedback', 'generalfeedback', 'rightanswer'),
63 question_engine::get_behaviour_unused_display_options('manualgraded'));
64 }
65
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66 public function test_can_questions_finish_during_the_attempt() {
67 $this->assertFalse(question_engine::can_questions_finish_during_the_attempt('deferredfeedback'));
68 $this->assertTrue(question_engine::can_questions_finish_during_the_attempt('interactive'));
69 }
70
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71 public function test_sort_behaviours() {
72 $in = array('b1' => 'Behave 1', 'b2' => 'Behave 2', 'b3' => 'Behave 3', 'b4' => 'Behave 4', 'b5' => 'Behave 5', 'b6' => 'Behave 6');
73
74 $out = array('b1' => 'Behave 1', 'b2' => 'Behave 2', 'b3' => 'Behave 3', 'b4' => 'Behave 4', 'b5' => 'Behave 5', 'b6' => 'Behave 6');
75 $this->assertSame($out, question_engine::sort_behaviours($in, '', '', ''));
76
77 $this->assertSame($out, question_engine::sort_behaviours($in, '', 'b4', 'b4'));
78
79 $out = array('b4' => 'Behave 4', 'b5' => 'Behave 5', 'b6' => 'Behave 6');
80 $this->assertSame($out, question_engine::sort_behaviours($in, '', 'b1,b2,b3,b4', 'b4'));
81
82 $out = array('b6' => 'Behave 6', 'b1' => 'Behave 1', 'b4' => 'Behave 4');
83 $this->assertSame($out, question_engine::sort_behaviours($in, 'b6,b1,b4', 'b2,b3,b4,b5', 'b4'));
84
85 $out = array('b6' => 'Behave 6', 'b5' => 'Behave 5', 'b4' => 'Behave 4');
86 $this->assertSame($out, question_engine::sort_behaviours($in, 'b6,b5,b4', 'b1,b2,b3', 'b4'));
87
88 $out = array('b6' => 'Behave 6', 'b5' => 'Behave 5', 'b4' => 'Behave 4');
89 $this->assertSame($out, question_engine::sort_behaviours($in, 'b1,b6,b5', 'b1,b2,b3,b4', 'b4'));
90
91 $out = array('b2' => 'Behave 2', 'b4' => 'Behave 4', 'b6' => 'Behave 6');
92 $this->assertSame($out, question_engine::sort_behaviours($in, 'b2,b4,b6', 'b1,b3,b5', 'b2'));
93
94 // Ignore unknown input in the order argument.
95 $this->assertSame($in, question_engine::sort_behaviours($in, 'unknown', '', ''));
96
97 // Ignore unknown input in the disabled argument.
98 $this->assertSame($in, question_engine::sort_behaviours($in, '', 'unknown', ''));
99 }
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100
101 public function test_is_manual_grade_in_range() {
102 $_POST[] = array('q1:2_-mark' => 0.5, 'q1:2_-maxmark' => 1.0,
103 'q1:2_:minfraction' => 0, 'q1:2_:maxfraction' => 1);
104 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
105 }
106
107 public function test_is_manual_grade_in_range_bottom_end() {
108 $_POST[] = array('q1:2_-mark' => -1.0, 'q1:2_-maxmark' => 2.0,
109 'q1:2_:minfraction' => -0.5, 'q1:2_:maxfraction' => 1);
110 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
111 }
112
113 public function test_is_manual_grade_in_range_too_low() {
114 $_POST[] = array('q1:2_-mark' => -1.1, 'q1:2_-maxmark' => 2.0,
115 'q1:2_:minfraction' => -0.5, 'q1:2_:maxfraction' => 1);
116 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
117 }
118
119 public function test_is_manual_grade_in_range_top_end() {
120 $_POST[] = array('q1:2_-mark' => 3.0, 'q1:2_-maxmark' => 1.0,
121 'q1:2_:minfraction' => -6.0, 'q1:2_:maxfraction' => 3.0);
122 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
123 }
124
125 public function test_is_manual_grade_in_range_too_high() {
126 $_POST[] = array('q1:2_-mark' => 3.1, 'q1:2_-maxmark' => 1.0,
127 'q1:2_:minfraction' => -6.0, 'q1:2_:maxfraction' => 3.0);
128 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
129 }
130
131 public function test_is_manual_grade_in_range_ungraded() {
132 $this->assertTrue(question_engine::is_manual_grade_in_range(1, 2));
133 }
134}