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Differences Between: [Versions 310 and 311] [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403]

   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  /**
  19   * Unit tests for the simple calculated question definition class.
  20   *
  21   * @package    qtype
  22   * @subpackage calculatedsimple
  23   * @copyright  2011 The Open University
  24   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25   */
  26  
  27  
  28  defined('MOODLE_INTERNAL') || die();
  29  
  30  global $CFG;
  31  require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
  32  
  33  
  34  /**
  35   * Unit tests for qtype_calculatedsimple_definition.
  36   *
  37   * @copyright  2011 The Open University
  38   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  39   */
  40  class qtype_calculatedsimple_question_test extends advanced_testcase {
  41      public function test_is_complete_response() {
  42          $question = test_question_maker::make_question('calculatedsimple');
  43  
  44          $this->assertFalse($question->is_complete_response(array()));
  45          $this->assertTrue($question->is_complete_response(array('answer' => '0')));
  46          $this->assertTrue($question->is_complete_response(array('answer' => 0)));
  47          $this->assertFalse($question->is_complete_response(array('answer' => 'test')));
  48      }
  49  
  50      public function test_is_gradable_response() {
  51          $question = test_question_maker::make_question('calculatedsimple');
  52  
  53          $this->assertFalse($question->is_gradable_response(array()));
  54          $this->assertTrue($question->is_gradable_response(array('answer' => '0')));
  55          $this->assertTrue($question->is_gradable_response(array('answer' => 0)));
  56          $this->assertTrue($question->is_gradable_response(array('answer' => 'test')));
  57      }
  58  
  59      public function test_grading() {
  60          $question = test_question_maker::make_question('calculatedsimple');
  61          $question->start_attempt(new question_attempt_step(), 1);
  62          $values = $question->vs->get_values();
  63  
  64          $this->assertEquals(array(0, question_state::$gradedwrong),
  65                  $question->grade_response(array('answer' => $values['a'] - $values['b'])));
  66          $this->assertEquals(array(1, question_state::$gradedright),
  67                  $question->grade_response(array('answer' => $values['a'] + $values['b'])));
  68      }
  69  
  70      public function test_get_correct_response() {
  71          $question = test_question_maker::make_question('calculatedsimple');
  72          $question->start_attempt(new question_attempt_step(), 1);
  73          $values = $question->vs->get_values();
  74  
  75          $this->assertEquals(array('answer' => $values['a'] + $values['b']),
  76                  $question->get_correct_response());
  77      }
  78  
  79      public function test_get_question_summary() {
  80          $question = test_question_maker::make_question('calculatedsimple');
  81          $question->start_attempt(new question_attempt_step(), 1);
  82          $values = $question->vs->get_values();
  83  
  84          $qsummary = $question->get_question_summary();
  85          $this->assertEquals('What is ' . $values['a'] . ' + ' . $values['b'] . '?', $qsummary);
  86      }
  87  
  88      public function test_summarise_response() {
  89          $question = test_question_maker::make_question('calculatedsimple');
  90          $question->start_attempt(new question_attempt_step(), 1);
  91          $values = $question->vs->get_values();
  92  
  93          $this->assertEquals('3.1', $question->summarise_response(array('answer' => '3.1')));
  94      }
  95  
  96      public function test_classify_response() {
  97          $question = test_question_maker::make_question('calculatedsimple');
  98          $question->start_attempt(new question_attempt_step(), 1);
  99          $values = $question->vs->get_values();
 100  
 101          $this->assertEquals(array(
 102                  new question_classified_response(13, $values['a'] + $values['b'], 1.0)),
 103                  $question->classify_response(array('answer' => $values['a'] + $values['b'])));
 104          $this->assertEquals(array(
 105                  new question_classified_response(14, $values['a'] - $values['b'], 0.0)),
 106                  $question->classify_response(array('answer' => $values['a'] - $values['b'])));
 107          $this->assertEquals(array(
 108                  new question_classified_response(17, 7 * $values['a'], 0.0)),
 109                  $question->classify_response(array('answer' => 7 * $values['a'])));
 110          $this->assertEquals(array(
 111                  question_classified_response::no_response()),
 112                  $question->classify_response(array('answer' => '')));
 113      }
 114  }