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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   * Unit tests for mod_survey lib
  19   *
  20   * @package    mod_survey
  21   * @category   external
  22   * @copyright  2015 Juan Leyva <juan@moodle.com>
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   * @since      Moodle 3.0
  25   */
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  
  30  /**
  31   * Unit tests for mod_survey lib
  32   *
  33   * @package    mod_survey
  34   * @category   external
  35   * @copyright  2015 Juan Leyva <juan@moodle.com>
  36   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   * @since      Moodle 3.0
  38   */
  39  class mod_survey_lib_testcase extends advanced_testcase {
  40  
  41      /**
  42       * Prepares things before this test case is initialised
  43       * @return void
  44       */
  45      public static function setUpBeforeClass() {
  46          global $CFG;
  47          require_once($CFG->dirroot . '/mod/survey/lib.php');
  48      }
  49  
  50      /**
  51       * Test survey_view
  52       * @return void
  53       */
  54      public function test_survey_view() {
  55          global $CFG;
  56  
  57          $CFG->enablecompletion = 1;
  58          $this->resetAfterTest();
  59  
  60          $this->setAdminUser();
  61          // Setup test data.
  62          $course = $this->getDataGenerator()->create_course(array('enablecompletion' => 1));
  63          $survey = $this->getDataGenerator()->create_module('survey', array('course' => $course->id),
  64                                                              array('completion' => 2, 'completionview' => 1));
  65          $context = context_module::instance($survey->cmid);
  66          $cm = get_coursemodule_from_instance('survey', $survey->id);
  67  
  68          // Trigger and capture the event.
  69          $sink = $this->redirectEvents();
  70  
  71          survey_view($survey, $course, $cm, $context, 'form');
  72  
  73          $events = $sink->get_events();
  74          // 2 additional events thanks to completion.
  75          $this->assertCount(3, $events);
  76          $event = array_shift($events);
  77  
  78          // Checking that the event contains the expected values.
  79          $this->assertInstanceOf('\mod_survey\event\course_module_viewed', $event);
  80          $this->assertEquals($context, $event->get_context());
  81          $moodleurl = new \moodle_url('/mod/survey/view.php', array('id' => $cm->id));
  82          $this->assertEquals($moodleurl, $event->get_url());
  83          $this->assertEquals('form', $event->other['viewed']);
  84          $this->assertEventContextNotUsed($event);
  85          $this->assertNotEmpty($event->get_name());
  86          // Check completion status.
  87          $completion = new completion_info($course);
  88          $completiondata = $completion->get_data($cm);
  89          $this->assertEquals(1, $completiondata->completionstate);
  90  
  91      }
  92  
  93      /**
  94       * Test survey_order_questions
  95       */
  96      public function test_survey_order_questions() {
  97          global $DB;
  98  
  99          $this->resetAfterTest();
 100          $course = $this->getDataGenerator()->create_course();
 101          $survey = $this->getDataGenerator()->create_module('survey', array('course' => $course->id));
 102  
 103          $orderedquestionids = explode(',', $survey->questions);
 104          $surveyquestions = $DB->get_records_list("survey_questions", "id", $orderedquestionids);
 105  
 106          $questionsordered = survey_order_questions($surveyquestions, $orderedquestionids);
 107  
 108          // Check one by one the correct order.
 109          for ($i = 0; $i < count($orderedquestionids); $i++) {
 110              $this->assertEquals($orderedquestionids[$i], $questionsordered[$i]->id);
 111          }
 112      }
 113  
 114      /**
 115       * Test survey_save_answers
 116       */
 117      public function test_survey_save_answers() {
 118          global $DB;
 119  
 120          $this->resetAfterTest();
 121          $this->setAdminUser();
 122  
 123          // Setup test data.
 124          $course = $this->getDataGenerator()->create_course();
 125          $survey = $this->getDataGenerator()->create_module('survey', array('course' => $course->id));
 126          $context = context_module::instance($survey->cmid);
 127  
 128          // Build our questions and responses array.
 129          $realquestions = array();
 130          $questions = survey_get_questions($survey);
 131          $i = 5;
 132          foreach ($questions as $q) {
 133              if ($q->type > 0) {
 134                  if ($q->multi) {
 135                      $subquestions = survey_get_subquestions($q);
 136                      foreach ($subquestions as $sq) {
 137                          $key = 'q' . $sq->id;
 138                          $realquestions[$key] = $i % 5 + 1;
 139                          $i++;
 140                      }
 141                  } else {
 142                      $key = 'q' . $q->id;
 143                      $realquestions[$key] = $i % 5 + 1;
 144                      $i++;
 145                  }
 146              }
 147          }
 148  
 149          $sink = $this->redirectEvents();
 150          survey_save_answers($survey, $realquestions, $course, $context);
 151  
 152          // Check the stored answers, they must match.
 153          $dbanswers = $DB->get_records_menu('survey_answers', array('survey' => $survey->id), '', 'question, answer1');
 154          foreach ($realquestions as $key => $value) {
 155              $id = str_replace('q', '', $key);
 156              $this->assertEquals($value, $dbanswers[$id]);
 157          }
 158  
 159          // Check events.
 160          $events = $sink->get_events();
 161          $this->assertCount(1, $events);
 162          $event = array_shift($events);
 163  
 164          // Checking that the event contains the expected values.
 165          $this->assertInstanceOf('\mod_survey\event\response_submitted', $event);
 166          $this->assertEquals($context, $event->get_context());
 167          $this->assertEquals($survey->id, $event->other['surveyid']);
 168      }
 169  }