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Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 401 and 402] [Versions 401 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  namespace qtype_match;
  18  
  19  use question_attempt_step;
  20  use question_classified_response;
  21  use question_display_options;
  22  use question_state;
  23  
  24  defined('MOODLE_INTERNAL') || die();
  25  
  26  global $CFG;
  27  require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
  28  
  29  
  30  /**
  31   * Unit tests for the matching question definition class.
  32   *
  33   * @package   qtype_match
  34   * @copyright 2009 The Open University
  35   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   * @covers \qtype_match_question
  37   */
  38  class question_test extends \advanced_testcase {
  39  
  40      public function test_get_expected_data() {
  41          $question = \test_question_maker::make_question('match');
  42          $question->start_attempt(new question_attempt_step(), 1);
  43  
  44          $this->assertEquals(array('sub0' => PARAM_INT, 'sub1' => PARAM_INT,
  45                  'sub2' => PARAM_INT, 'sub3' => PARAM_INT), $question->get_expected_data());
  46      }
  47  
  48      public function test_is_complete_response() {
  49          $question = \test_question_maker::make_question('match');
  50          $question->start_attempt(new question_attempt_step(), 1);
  51  
  52          $this->assertFalse($question->is_complete_response(array()));
  53          $this->assertFalse($question->is_complete_response(
  54                  array('sub0' => '1', 'sub1' => '1', 'sub2' => '1', 'sub3' => '0')));
  55          $this->assertFalse($question->is_complete_response(array('sub1' => '1')));
  56          $this->assertTrue($question->is_complete_response(
  57                  array('sub0' => '1', 'sub1' => '1', 'sub2' => '1', 'sub3' => '1')));
  58      }
  59  
  60      public function test_is_gradable_response() {
  61          $question = \test_question_maker::make_question('match');
  62          $question->start_attempt(new question_attempt_step(), 1);
  63  
  64          $this->assertFalse($question->is_gradable_response(array()));
  65          $this->assertFalse($question->is_gradable_response(
  66                  array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
  67          $this->assertTrue($question->is_gradable_response(
  68                  array('sub0' => '1', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
  69          $this->assertTrue($question->is_gradable_response(array('sub1' => '1')));
  70          $this->assertTrue($question->is_gradable_response(
  71                  array('sub0' => '1', 'sub1' => '1', 'sub2' => '3', 'sub3' => '1')));
  72      }
  73  
  74      public function test_is_same_response() {
  75          $question = \test_question_maker::make_question('match');
  76          $question->start_attempt(new question_attempt_step(), 1);
  77  
  78          $this->assertTrue($question->is_same_response(
  79                  array(),
  80                  array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
  81  
  82          $this->assertTrue($question->is_same_response(
  83                  array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0'),
  84                  array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0')));
  85  
  86          $this->assertFalse($question->is_same_response(
  87                  array('sub0' => '0', 'sub1' => '0', 'sub2' => '0', 'sub3' => '0'),
  88                  array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));
  89  
  90          $this->assertTrue($question->is_same_response(
  91                  array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1'),
  92                  array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));
  93  
  94          $this->assertFalse($question->is_same_response(
  95                  array('sub0' => '2', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1'),
  96                  array('sub0' => '1', 'sub1' => '2', 'sub2' => '3', 'sub3' => '1')));
  97      }
  98  
  99      public function test_grading() {
 100          $question = \test_question_maker::make_question('match');
 101          $question->start_attempt(new question_attempt_step(), 1);
 102  
 103          $correctresponse = $question->prepare_simulated_post_data(
 104                                                  array('Dog' => 'Mammal',
 105                                                        'Frog' => 'Amphibian',
 106                                                        'Toad' => 'Amphibian',
 107                                                        'Cat' => 'Mammal'));
 108          $this->assertEquals(array(1, question_state::$gradedright), $question->grade_response($correctresponse));
 109  
 110          $partialresponse = $question->prepare_simulated_post_data(array('Dog' => 'Mammal'));
 111          $this->assertEquals(array(0.25, question_state::$gradedpartial), $question->grade_response($partialresponse));
 112  
 113          $partiallycorrectresponse = $question->prepare_simulated_post_data(
 114                                                  array('Dog' => 'Mammal',
 115                                                        'Frog' => 'Insect',
 116                                                        'Toad' => 'Insect',
 117                                                        'Cat' => 'Amphibian'));
 118          $this->assertEquals(array(0.25, question_state::$gradedpartial), $question->grade_response($partiallycorrectresponse));
 119  
 120          $wrongresponse = $question->prepare_simulated_post_data(
 121                                                  array('Dog' => 'Amphibian',
 122                                                        'Frog' => 'Insect',
 123                                                        'Toad' => 'Insect',
 124                                                        'Cat' => 'Amphibian'));
 125          $this->assertEquals(array(0, question_state::$gradedwrong), $question->grade_response($wrongresponse));
 126      }
 127  
 128      public function test_get_correct_response() {
 129          $question = \test_question_maker::make_question('match');
 130          $question->start_attempt(new question_attempt_step(), 1);
 131  
 132          $correct = $question->prepare_simulated_post_data(array('Dog' => 'Mammal',
 133                                                                  'Frog' => 'Amphibian',
 134                                                                  'Toad' => 'Amphibian',
 135                                                                  'Cat' => 'Mammal'));
 136          $this->assertEquals($correct, $question->get_correct_response());
 137      }
 138  
 139      public function test_get_question_summary() {
 140          $match = \test_question_maker::make_question('match');
 141          $match->start_attempt(new question_attempt_step(), 1);
 142          $qsummary = $match->get_question_summary();
 143          $this->assertMatchesRegularExpression('/' . preg_quote($match->questiontext, '/') . '/', $qsummary);
 144          foreach ($match->stems as $stem) {
 145              $this->assertMatchesRegularExpression('/' . preg_quote($stem, '/') . '/', $qsummary);
 146          }
 147          foreach ($match->choices as $choice) {
 148              $this->assertMatchesRegularExpression('/' . preg_quote($choice, '/') . '/', $qsummary);
 149          }
 150      }
 151  
 152      public function test_summarise_response() {
 153          $match = \test_question_maker::make_question('match');
 154          $match->start_attempt(new question_attempt_step(), 1);
 155  
 156          $summary = $match->summarise_response($match->prepare_simulated_post_data(array('Dog' => 'Amphibian', 'Frog' => 'Mammal')));
 157  
 158          $this->assertMatchesRegularExpression('/Dog -> Amphibian/', $summary);
 159          $this->assertMatchesRegularExpression('/Frog -> Mammal/', $summary);
 160      }
 161  
 162      public function test_classify_response() {
 163          $match = \test_question_maker::make_question('match');
 164          $match->start_attempt(new question_attempt_step(), 1);
 165  
 166          $response = $match->prepare_simulated_post_data(array('Dog' => 'Amphibian', 'Frog' => 'Insect', 'Toad' => '', 'Cat' => ''));
 167          $this->assertEquals(array(
 168                      1 => new question_classified_response(2, 'Amphibian', 0),
 169                      2 => new question_classified_response(3, 'Insect', 0),
 170                      3 => question_classified_response::no_response(),
 171                      4 => question_classified_response::no_response(),
 172                  ), $match->classify_response($response));
 173  
 174          $response = $match->prepare_simulated_post_data(array('Dog' => 'Mammal', 'Frog' => 'Amphibian',
 175                                                                'Toad' => 'Amphibian', 'Cat' => 'Mammal'));
 176          $this->assertEquals(array(
 177                      1 => new question_classified_response(1, 'Mammal', 0.25),
 178                      2 => new question_classified_response(2, 'Amphibian', 0.25),
 179                      3 => new question_classified_response(2, 'Amphibian', 0.25),
 180                      4 => new question_classified_response(1, 'Mammal', 0.25),
 181                  ), $match->classify_response($response));
 182      }
 183  
 184      public function test_classify_response_choice_deleted_after_attempt() {
 185          $match = \test_question_maker::make_question('match');
 186          $firststep = new question_attempt_step();
 187  
 188          $match->start_attempt($firststep, 1);
 189          $response = $match->prepare_simulated_post_data(array(
 190                  'Dog' => 'Amphibian', 'Frog' => 'Insect', 'Toad' => '', 'Cat' => 'Mammal'));
 191  
 192          $match = \test_question_maker::make_question('match');
 193          unset($match->stems[4]);
 194          unset($match->stemsformat[4]);
 195          unset($match->right[4]);
 196          $match->apply_attempt_state($firststep);
 197  
 198          $this->assertEquals(array(
 199                  1 => new question_classified_response(2, 'Amphibian', 0),
 200                  2 => new question_classified_response(3, 'Insect', 0),
 201                  3 => question_classified_response::no_response(),
 202          ), $match->classify_response($response));
 203      }
 204  
 205      public function test_classify_response_choice_added_after_attempt() {
 206          $match = \test_question_maker::make_question('match');
 207          $firststep = new question_attempt_step();
 208  
 209          $match->start_attempt($firststep, 1);
 210          $response = $match->prepare_simulated_post_data(array(
 211                  'Dog' => 'Amphibian', 'Frog' => 'Insect', 'Toad' => '', 'Cat' => 'Mammal'));
 212  
 213          $match = \test_question_maker::make_question('match');
 214          $match->stems[5] = "Snake";
 215          $match->stemsformat[5] = FORMAT_HTML;
 216          $match->choices[5] = "Reptile";
 217          $match->right[5] = 5;
 218          $match->apply_attempt_state($firststep);
 219  
 220          $this->assertEquals(array(
 221                  1 => new question_classified_response(2, 'Amphibian', 0),
 222                  2 => new question_classified_response(3, 'Insect', 0),
 223                  3 => question_classified_response::no_response(),
 224                  4 => new question_classified_response(1, 'Mammal', 0.20),
 225          ), $match->classify_response($response));
 226      }
 227  
 228      public function test_prepare_simulated_post_data() {
 229          $m = \test_question_maker::make_question('match');
 230          $m->start_attempt(new question_attempt_step(), 1);
 231          $postdata = $m->prepare_simulated_post_data(array('Dog' => 'Mammal', 'Frog' => 'Amphibian',
 232                                                            'Toad' => 'Amphibian', 'Cat' => 'Mammal'));
 233          $this->assertEquals(array(4, 4), $m->get_num_parts_right($postdata));
 234      }
 235  
 236      /**
 237       * test_get_question_definition_for_external_rendering
 238       */
 239      public function test_get_question_definition_for_external_rendering() {
 240          $question = \test_question_maker::make_question('match');
 241          $question->start_attempt(new question_attempt_step(), 1);
 242          $qa = \test_question_maker::get_a_qa($question);
 243          $displayoptions = new question_display_options();
 244  
 245          $options = $question->get_question_definition_for_external_rendering($qa, $displayoptions);
 246          $this->assertEquals(1, $options['shufflestems']);
 247      }
 248  
 249      public function test_validate_can_regrade_with_other_version_ok() {
 250          $m = \test_question_maker::make_question('match');
 251  
 252          $newm = clone($m);
 253  
 254          $this->assertNull($newm->validate_can_regrade_with_other_version($m));
 255      }
 256  
 257      public function test_validate_can_regrade_with_other_version_bad_stems() {
 258          $m = \test_question_maker::make_question('match');
 259  
 260          $newm = clone($m);
 261          unset($newm->stems[4]);
 262  
 263          $this->assertEquals(get_string('regradeissuenumstemschanged', 'qtype_match'),
 264                  $newm->validate_can_regrade_with_other_version($m));
 265      }
 266  
 267      public function test_validate_can_regrade_with_other_version_bad_choices() {
 268          $m = \test_question_maker::make_question('match');
 269  
 270          $newm = clone($m);
 271          unset($newm->choices[3]);
 272  
 273          $this->assertEquals(get_string('regradeissuenumchoiceschanged', 'qtype_match'),
 274                  $newm->validate_can_regrade_with_other_version($m));
 275      }
 276  
 277      public function test_update_attempt_state_date_from_old_version_bad() {
 278          $m = \test_question_maker::make_question('match');
 279  
 280          $newm = clone($m);
 281          $newm->stems = [11 => 'Dog', 12 => 'Frog', 13 => 'Toad', 14 => 'Cat', 15 => 'Hippopotamus'];
 282          $newm->stemformat = [11 => FORMAT_HTML, 12 => FORMAT_HTML, 13 => FORMAT_HTML, 14 => FORMAT_HTML, 15 => FORMAT_HTML];
 283          $newm->choices = [11 => 'Mammal', 12 => 'Amphibian', 13 => 'Insect'];
 284          $newm->right = [11 => 11, 12 => 12, 13 => 12, 14 => 11, 15 => 11];
 285  
 286          $oldstep = new question_attempt_step();
 287          $oldstep->set_qt_var('_stemorder', '4,1,3,2');
 288          $oldstep->set_qt_var('_choiceorder', '2,3,1');
 289          $this->expectExceptionMessage(get_string('regradeissuenumstemschanged', 'qtype_match'));
 290          $newm->update_attempt_state_data_for_new_version($oldstep, $m);
 291      }
 292  
 293      public function test_update_attempt_state_date_from_old_version_ok() {
 294          $m = \test_question_maker::make_question('match');
 295  
 296          $newm = clone($m);
 297          $newm->stems = [11 => 'Dog', 12 => 'Frog', 13 => 'Toad', 14 => 'Cat'];
 298          $newm->stemformat = [11 => FORMAT_HTML, 12 => FORMAT_HTML, 13 => FORMAT_HTML, 14 => FORMAT_HTML];
 299          $newm->choices = [11 => 'Mammal', 12 => 'Amphibian', 13 => 'Insect'];
 300          $newm->right = [11 => 11, 12 => 12, 13 => 12, 14 => 11];
 301  
 302          $oldstep = new question_attempt_step();
 303          $oldstep->set_qt_var('_stemorder', '4,1,3,2');
 304          $oldstep->set_qt_var('_choiceorder', '2,3,1');
 305          $this->assertEquals(['_stemorder' => '14,11,13,12', '_choiceorder' => '12,13,11'],
 306                  $newm->update_attempt_state_data_for_new_version($oldstep, $m));
 307      }
 308  }