C:/xampp/htdocs/moodle/question/type/match/simpletest/testquestion.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/>.

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

require_once($CFG->dirroot . '/question/engine/simpletest/helpers.php');


class qtype_match_question_test extends UnitTestCase {

    public function test_get_expected_data() {
        $question = test_question_maker::make_a_matching_question();
        $question->start_attempt(new question_attempt_step(), 1);

        $this->assertEqual(array('sub0' => PARAM_INT, 'sub1' => PARAM_INT,
                'sub2' => PARAM_INT, 'sub3' => PARAM_INT), $question->get_expected_data());
    }

    public function test_is_complete_response() {
        $question = test_question_maker::make_a_matching_question();
        $question->start_attempt(new question_attempt_step(), 1);

        $this->assertFalse($question->is_complete_response(array()));
        $this->assertFalse($question->is_complete_response(
                array('sub0' => '1', 'sub1' => '1', 'sub2' => '1', 'sub3' => '0')));
        $this->assertFalse($question->is_complete_response(array('sub1' => '1')));
        $this->assertTrue($question->is_complete_response(
                array('sub0' => '1', 'sub1' => '1', 'sub2' => '1', 'sub3' => '1')));
    }

    public function test_is_gradable_response() {
        $question = test_question_maker::make_a_matching_question();
        $question->start_attempt(new question_attempt_step(), 1);

        $this->assertFalse($question->is_gradable_response(array()));
        $this->assertFalse($question->is_gradable_response(
                array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
        $this->assertTrue($question->is_gradable_response(
                array('sub0' => '1', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
        $this->assertTrue($question->is_gradable_response(array('sub1' => '1')));
        $this->assertTrue($question->is_gradable_response(
                array('sub0' => '1', 'sub1' => '1', 'sub2' => '3', 'sub3' => '1')));
    }

    public function test_is_same_response() {
        $question = test_question_maker::make_a_matching_question();
        $question->start_attempt(new question_attempt_step(), 1);

        $this->assertTrue($question->is_same_response(
                array(),
                array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));

        $this->assertTrue($question->is_same_response(
                array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0'),
                array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));

        $this->assertFalse($question->is_same_response(
                array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0'),
                array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));

        $this->assertTrue($question->is_same_response(
                array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1'),
                array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));

        $this->assertFalse($question->is_same_response(
                array('sub0' => '2', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1'),
                array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));
    }

    public function test_grading() {
        $question = test_question_maker::make_a_matching_question();
        $question->shufflestems = false;
        $question->start_attempt(new question_attempt_step(), 1);

        $choiceorder = $question->get_choice_order();
        $orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));

        $this->assertEqual(array(1, question_state::$gradedright),
                $question->grade_response(array('sub0' => $orderforchoice[1],
                        'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[2],
                        'sub3' => $orderforchoice[1])));
        $this->assertEqual(array(0.25, question_state::$gradedpartial),
                $question->grade_response(array('sub0' => $orderforchoice[1])));
        $this->assertEqual(array(0, question_state::$gradedwrong),
                $question->grade_response(array('sub0' => $orderforchoice[2],
                        'sub1' => $orderforchoice[3], 'sub2' => $orderforchoice[1],
                        'sub3' => $orderforchoice[2])));
    }

    public function test_get_correct_response() {
        $question = test_question_maker::make_a_matching_question();
        $question->shufflestems = false;
        $question->start_attempt(new question_attempt_step(), 1);

        $choiceorder = $question->get_choice_order();
        $orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));

        $this->assertEqual(array('sub0' => $orderforchoice[1], 'sub1' => $orderforchoice[2],
                'sub2' => $orderforchoice[2], 'sub3' => $orderforchoice[1]),
                $question->get_correct_response());
    }

    public function test_get_question_summary() {
        $match = test_question_maker::make_a_matching_question();
        $match->start_attempt(new question_attempt_step(), 1);
        $qsummary = $match->get_question_summary();
        $this->assertPattern('/' . preg_quote($match->questiontext) . '/', $qsummary);
        foreach ($match->stems as $stem) {
            $this->assertPattern('/' . preg_quote($stem) . '/', $qsummary);
        }
        foreach ($match->choices as $choice) {
            $this->assertPattern('/' . preg_quote($choice) . '/', $qsummary);
        }
    }

    public function test_summarise_response() {
        $match = test_question_maker::make_a_matching_question();
        $match->shufflestems = false;
        $match->start_attempt(new question_attempt_step(), 1);

        $summary = $match->summarise_response(array('sub0' => 2, 'sub1' => 1));

        $this->assertPattern('/Dog -> \w+; Frog -> \w+/', $summary);
    }

    public function test_classify_response() {
        $match = test_question_maker::make_a_matching_question();
        $match->shufflestems = false;
        $match->start_attempt(new question_attempt_step(), 1);

        $choiceorder = $match->get_choice_order();
        $orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));
        $choices = array(0 => get_string('choose') . '...');
        foreach ($choiceorder as $key => $choice) {
            $choices[$key] = $match->choices[$choice];
        }

        $this->assertEqual(array(
                    1 => new question_classified_response(2, 'Amphibian', 0),
                    2 => new question_classified_response(3, 'Insect', 0),
                    3 => question_classified_response::no_response(),
                    4 => question_classified_response::no_response(),
                ), $match->classify_response(array('sub0' => $orderforchoice[2],
                        'sub1' => $orderforchoice[3], 'sub2' => 0, 'sub3' => 0)));
        $this->assertEqual(array(
                    1 => new question_classified_response(1, 'Mammal', 0.25),
                    2 => new question_classified_response(2, 'Amphibian', 0.25),
                    3 => new question_classified_response(2, 'Amphibian', 0.25),
                    4 => new question_classified_response(1, 'Mammal', 0.25),
                ), $match->classify_response(array('sub0' => $orderforchoice[1],
                        'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[2],
                        'sub3' => $orderforchoice[1])));
    }
}