lib/tests/xmlize_test.php

   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  * Test xmlize xml import.
  19  *
  20  * @package    core
  21  * @category   test
  22  * @copyright  2017 Kilian Singer {@link http://quantumtechnology.info}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28 global $CFG;
  29 require_once($CFG->libdir . '/xmlize.php');
  30
  31 /**
  32  * This test compares library against the original xmlize XML importer.
  33  *
  34  * @copyright  2017 Kilian Singer {@link http://quantumtechnology.info}
  35  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36  */
  37 class core_xmlize_testcase extends basic_testcase {
  38     /**
  39      * Test an XML import using a valid XML file.
  40      *
  41      * The test expected file was generated using the original xmlize
  42      * implentation found at https://github.com/rmccue/XMLize/blob/master/xmlize-php5.inc.
  43      */
  44     public function test_xmlimport_of_proper_file() {
  45         $xml = file_get_contents(__DIR__ . '/sample_questions.xml');
  46         $serialised = file_get_contents(__DIR__ . '/sample_questions.ser');
  47         $this->assertEquals(unserialize($serialised), xmlize($xml));
  48     }
  49
  50     /**
  51      * Test an XML import using invalid XML.
  52      */
  53     public function test_xmlimport_of_wrong_file() {
  54         $xml = file_get_contents(__DIR__ . '/sample_questions_wrong.xml');
  55         $this->expectException('xml_format_exception');
  56         $this->expectExceptionMessage('Error parsing XML: Mismatched tag at line 18, char 23');
  57         $xmlnew = xmlize($xml, 1, "UTF-8", true);
  58     }
  59
  60     /**
  61      * Test an XML import using legacy question data with old image tag.
  62      */
  63     public function test_xmlimport_of_sample_question_with_old_image_tag() {
  64         $xml = file_get_contents(__DIR__ . '/sample_questions_with_old_image_tag.xml');
  65         $serialised = file_get_contents(__DIR__ . '/sample_questions_with_old_image_tag.ser');
  66
  67         // Compare the legacy representation in its serialized state and after unserialization.
  68         $this->assertEquals($serialised, serialize(xmlize($xml)));
  69         $this->assertEquals(unserialize($serialised), xmlize($xml));
  70     }
  71 }