Questiontype phpunit test

1 files changed, 165 insertions, 0 deletions

diff --git a/tests/questiontype_test.php b/tests/questiontype_test.php
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+++ b/tests/questiontype_test.php
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+<?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/>.
+
+/**
+ * Unit tests for the algebra question type class.
+ *
+ * @package    qtype_algebra
+ * @copyright  2017 Jean-Michel Vedrine
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->dirroot . '/question/type/algebra/questiontype.php');
+require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
+require_once($CFG->dirroot . '/question/type/edit_question_form.php');
+require_once($CFG->dirroot . '/question/type/algebra/edit_algebra_form.php');
+
+/**
+ * Unit tests for the algebra question type class.
+ *
+ * @copyright  2007 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class qtype_algebra_test extends advanced_testcase {
+    public static $includecoverage = array(
+        'question/type/questiontypebase.php',
+        'question/type/algebra/questiontype.php',
+    );
+
+    protected $qtype;
+
+    protected function setUp() {
+        $this->qtype = new qtype_algebra();
+    }
+
+    protected function tearDown() {
+        $this->qtype = null;
+    }
+
+    protected function get_test_question_data() {
+        return test_question_maker::get_question_data('algebra', 'simplemath');
+    }
+
+    public function test_name() {
+        $this->assertEquals($this->qtype->name(), 'algebra', 'simplemath');
+    }
+
+    public function test_can_analyse_responses() {
+        $this->assertTrue($this->qtype->can_analyse_responses());
+    }
+
+    public function test_get_random_guess_score() {
+        $q = test_question_maker::get_question_data('algebra', 'simplemath');
+        $q->options->answers[15]->fraction = 0.1;
+        $this->assertEquals(0.1, $this->qtype->get_random_guess_score($q));
+    }
+
+    public function test_get_possible_responses() {
+        $q = test_question_maker::get_question_data('algebra', 'derive');
+
+        $this->assertEquals(array(
+            $q->id => array(
+                13 => new question_possible_response('2*x', 1),
+                14 => new question_possible_response('x', 0.2),
+                null => question_possible_response::no_response()
+            ),
+        ), $this->qtype->get_possible_responses($q));
+    }
+
+    public function test_question_saving_frogtoad() {
+        $this->resetAfterTest(true);
+        $this->setAdminUser();
+
+        $questiondata = test_question_maker::get_question_data('algebra', 'simplemath');
+        $formdata = test_question_maker::get_question_form_data('algebra', 'simplemath');
+
+        $generator = $this->getDataGenerator()->get_plugin_generator('core_question');
+        $cat = $generator->create_question_category(array());
+
+        $formdata->category = "{$cat->id},{$cat->contextid}";
+        qtype_algebra_edit_form::mock_submit((array)$formdata);
+
+        $form = qtype_algebra_test_helper::get_question_editing_form($cat, $questiondata);
+
+        $this->assertTrue($form->is_validated());
+
+        $fromform = $form->get_data();
+
+        $returnedfromsave = $this->qtype->save_question($questiondata, $fromform);
+        $actualquestionsdata = question_load_questions(array($returnedfromsave->id));
+        $actualquestiondata = end($actualquestionsdata);
+
+        foreach ($questiondata as $property => $value) {
+            if (!in_array($property, array('id', 'version', 'timemodified', 'timecreated', 'options'))) {
+                $this->assertAttributeEquals($value, $property, $actualquestiondata);
+            }
+        }
+
+        foreach ($questiondata->options as $optionname => $value) {
+            if ($optionname != 'answers') {
+                $this->assertAttributeEquals($value, $optionname, $actualquestiondata->options);
+            }
+        }
+
+        foreach ($questiondata->options->answers as $answer) {
+            $actualanswer = array_shift($actualquestiondata->options->answers);
+            foreach ($answer as $ansproperty => $ansvalue) {
+                // This question does not use 'answerformat', will ignore it.
+                if (!in_array($ansproperty, array('id', 'question', 'answerformat'))) {
+                    $this->assertAttributeEquals($ansvalue, $ansproperty, $actualanswer);
+                }
+            }
+        }
+    }
+
+    public function test_question_saving_trims_answers() {
+        $this->resetAfterTest(true);
+        $this->setAdminUser();
+
+        $questiondata = test_question_maker::get_question_data('algebra', 'simplemath');
+        $formdata = test_question_maker::get_question_form_data('algebra', 'simplemath');
+
+        $generator = $this->getDataGenerator()->get_plugin_generator('core_question');
+        $cat = $generator->create_question_category(array());
+
+        $formdata->category = "{$cat->id},{$cat->contextid}";
+        $formdata->answer[0] = '   7*x   ';
+        qtype_algebra_edit_form::mock_submit((array)$formdata);
+
+        $form = qtype_algebra_test_helper::get_question_editing_form($cat, $questiondata);
+
+        $this->assertTrue($form->is_validated());
+
+        $fromform = $form->get_data();
+
+        $returnedfromsave = $this->qtype->save_question($questiondata, $fromform);
+        $actualquestionsdata = question_load_questions(array($returnedfromsave->id));
+        $actualquestiondata = end($actualquestionsdata);
+
+        $firstsavedanswer = reset($questiondata->options->answers);
+        $this->assertEquals('7*x', $firstsavedanswer->answer);
+    }
+
+    public function test_extra_question_fields() {
+        $extraquestionfields = array('qtype_algebra_options', 'compareby', 'nchecks',
+            'tolerance', 'allowedfuncs', 'disallow', 'answerprefix');
+        $this->assertEquals($this->qtype->extra_question_fields(), $extraquestionfields);
+    }
+}