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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 'missing' question type.
  19   *
  20   * @package    qtype
  21   * @subpackage missingtype
  22   * @copyright  2010 The Open University
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  global $CFG;
  30  require_once (__DIR__ . '/../../../engine/tests/helpers.php');
  31  require_once (__DIR__ . '/../../../behaviour/deferredfeedback/behaviour.php');
  32  require_once (__DIR__ . '/../question.php');
  33  
  34  
  35  /**
  36   * Unit tests for the 'missing' question type.
  37   *
  38   * @copyright  2010 The Open University
  39   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  40   */
  41  class qtype_missing_test extends question_testcase {
  42  
  43      protected function get_unknown_questiondata() {
  44          $questiondata = new stdClass();
  45          $questiondata->id = 0;
  46          $questiondata->category = 0;
  47          $questiondata->contextid = 0;
  48          $questiondata->parent = 0;
  49          $questiondata->name = 'Test';
  50          $questiondata->questiontext = 'This is the question text.';
  51          $questiondata->questiontextformat = FORMAT_HTML;
  52          $questiondata->generalfeedback = 'This is the general feedback.';
  53          $questiondata->generalfeedbackformat = FORMAT_HTML;
  54          $questiondata->defaultmark = 1;
  55          $questiondata->penalty = 0.3333333;
  56          $questiondata->qtype = 'strange_unknown';
  57          $questiondata->length = 1;
  58          $questiondata->stamp = make_unique_id_code();
  59          $questiondata->version = make_unique_id_code();
  60          $questiondata->hidden = 0;
  61          $questiondata->timecreated = 0;
  62          $questiondata->timemodified = 0;
  63          $questiondata->createdby = 0;
  64          $questiondata->modifiedby = 0;
  65  
  66          return $questiondata;
  67      }
  68  
  69      /**
  70       * @expectedException moodle_exception
  71       */
  72      public function test_cannot_grade() {
  73          $q = new qtype_missingtype_question();
  74          $q->grade_response(array());
  75      }
  76  
  77      /**
  78       * @expectedException moodle_exception
  79       */
  80      public function test_load_qtype_strict() {
  81          $qtype = question_bank::get_qtype('strange_unknown');
  82      }
  83  
  84      public function test_load_qtype_lax() {
  85          $qtype = question_bank::get_qtype('strange_unknown', false);
  86          $this->assertInstanceOf('qtype_missingtype', $qtype);
  87      }
  88  
  89      public function test_make_question() {
  90          $questiondata = $this->get_unknown_questiondata();
  91          $q = question_bank::make_question($questiondata);
  92          $this->assertInstanceOf('qtype_missingtype_question', $q);
  93          $this->assertEquals($q->questiontext, html_writer::tag('div',
  94                  get_string('missingqtypewarning', 'qtype_missingtype'),
  95                  array('class' => 'warning missingqtypewarning')) .
  96                  $questiondata->questiontext);
  97      }
  98  
  99      public function test_render_missing() {
 100          $questiondata = $this->get_unknown_questiondata();
 101          $q = question_bank::make_question($questiondata);
 102          $qa = new testable_question_attempt($q, 0);
 103  
 104          $step = new question_attempt_step(array('answer' => 'frog'));
 105          $step->set_state(question_state::$todo);
 106          $qa->add_step($step);
 107          $qa->set_behaviour(new qbehaviour_deferredfeedback($qa, 'deferredfeedback'));
 108  
 109          $output = $qa->render(new question_display_options(), '1');
 110  
 111          $this->assertRegExp('/' .
 112                  preg_quote($qa->get_question()->questiontext, '/') . '/', $output);
 113          $this->assertRegExp('/' .
 114                  preg_quote(get_string('missingqtypewarning', 'qtype_missingtype'), '/') . '/', $output);
 115          $this->assert(new question_contains_tag_with_attribute(
 116                  'div', 'class', 'warning missingqtypewarning'), $output);
 117      }
 118  
 119      public function test_get_question_summary() {
 120          $q = new qtype_missingtype_question();
 121          $q->questiontext = '<b>Test</b>';
 122          $this->assertEquals('TEST', $q->get_question_summary());
 123      }
 124  
 125      public function test_summarise_response() {
 126          $q = new qtype_missingtype_question();
 127          $this->assertNull($q->summarise_response(array('a' => 'irrelevant')));
 128      }
 129  
 130      public function test_can_analyse_responses() {
 131          $qtype = new qtype_missingtype();
 132          $this->assertFalse($qtype->can_analyse_responses());
 133      }
 134  
 135      public function test_get_random_guess_score() {
 136          $qtype = new qtype_missingtype();
 137          $this->assertNull($qtype->get_random_guess_score(null));
 138      }
 139  
 140      public function test_get_possible_responses() {
 141          $qtype = new qtype_missingtype();
 142          $this->assertEquals(array(), $qtype->get_possible_responses(null));
 143      }
 144  }