Proyectos de Subversion Moodle

<?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 test helper code for testing the upgrade to the new

 * question engine. The actual tests are organised by question type in files

 * like question/type/truefalse/tests/upgradelibnewqe_test.php.

 *

 * @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__ . '/../upgradelib.php');

/**

 * Subclass of question_engine_attempt_upgrader to help with testing.

 *

 * @copyright  2009 The Open University

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class test_question_engine_attempt_upgrader extends question_engine_attempt_upgrader {

    public function prevent_timeout() {

    }

    public function __construct($loader, $logger) {

        $this->questionloader = $loader;

        $this->logger = $logger;

    }

}

/**

 * Subclass of question_engine_upgrade_question_loader for unit testing.

 *

 * @copyright  2009 The Open University

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class test_question_engine_upgrade_question_loader extends question_engine_upgrade_question_loader {

    public function put_question_in_cache($question) {

        $this->cache[$question->id] = $question;

    }

    public function load_question($questionid, $quizid) {

        global $CFG;

        if (isset($this->cache[$questionid])) {

            return $this->cache[$questionid];

        }

        return null;

    }

    public function put_dataset_in_cache($questionid, $selecteditem, $dataset) {

        $this->datasetcache[$questionid][$selecteditem] = $dataset;

    }

    public function load_dataset($questionid, $selecteditem) {

        global $DB;

        if (isset($this->datasetcache[$questionid][$selecteditem])) {

            return $this->datasetcache[$questionid][$selecteditem];

        }

        throw new coding_exception('Test dataset not loaded.');

    }

}

/**

 * Base class for tests that thest the upgrade of one particular attempt and

 * one question.

 *

 * @copyright  2009 The Open University

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

abstract class question_attempt_upgrader_test_base extends advanced_testcase {

    protected $updater;

    protected $loader;

    protected function setUp(): void {

        parent::setUp();

        $logger = new dummy_question_engine_assumption_logger();

        $this->loader = new test_question_engine_upgrade_question_loader($logger);

        $this->updater = new test_question_engine_attempt_upgrader($this->loader, $logger);

    }

    protected function tearDown(): void {

        $this->updater = null;

        parent::tearDown();

    }

    /**

     * Clear text, bringing independence of html2text results

     *

     * Some tests performing text comparisons of converted text are too much

     * dependent of the behavior of the html2text library. This function is

     * aimed to reduce such dependencies that should not affect the results

     * of these question attempt upgrade tests.

     */

    protected function clear_html2text_dependencies($qa) {

        // Cleaning all whitespace should be enough to ignore any html2text dependency

        if (property_exists($qa, 'responsesummary')) {

            $qa->responsesummary = preg_replace('/\s/', '', $qa->responsesummary);

        }

        if (property_exists($qa, 'questionsummary')) {

            $qa->questionsummary = preg_replace('/\s/', '', $qa->questionsummary);

        }

    }

    /**

     * Compare two qas, ignoring inessential differences.

     * @param object $expectedqa the expected qa.

     * @param object $qa the actual qa.

     */

    protected function compare_qas($expectedqa, $qa) {

        $this->clear_html2text_dependencies($expectedqa);

        $this->clear_html2text_dependencies($qa);

        $this->assertEquals($expectedqa, $qa);

    }

}