multichoice.test in Quiz 7.5

Test suite for choice Questions type module.

File

question_types/multichoice/multichoice.test

<?php

/**
 * @file
 * Test suite for choice Questions type module.
 */

/**
 * Test class for multichoice questions.
 */
class MultichoiceTestCase extends QuizQuestionTestCase {
  public static function getInfo() {
    return array(
      'name' => t('Multichoice'),
      'description' => t('Unit test for the multichoice question type.'),
      'group' => t('Quiz'),
    );
  }
  var $question_node_type = 'multichoice';
  public function setUp($modules = array(), $admin_permissions = array(), $user_permissions = array()) {
    parent::setUp(array(
      'multichoice',
    ));
  }

  /**
   * Create a default MCQ with default settings.
   */
  public function testCreateQuizQuestion($settings = array()) {
    $settings += array(
      'title' => 'MCQ 1 Title',
      'type' => 'multichoice',
      'choice_multi' => 0,
      'choice_random' => 0,
      'choice_boolean' => 0,
      'body' => array(
        LANGUAGE_NONE => array(
          array(
            'value' => 'MCQ 1 body text',
          ),
        ),
      ),
    );

    // Set up some alternatives.
    $settings['alternatives'][0]['answer']['value'] = 'A';
    $settings['alternatives'][0]['answer']['format'] = 'filtered_html';
    $settings['alternatives'][0]['feedback_if_chosen']['value'] = 'You chose A';
    $settings['alternatives'][0]['feedback_if_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][0]['feedback_if_not_chosen']['value'] = 'You did not choose A';
    $settings['alternatives'][0]['feedback_if_not_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][0]['score_if_chosen'] = 1;
    $settings['alternatives'][0]['score_if_not_chosen'] = 0;
    $settings['alternatives'][1]['answer']['value'] = 'B';
    $settings['alternatives'][1]['answer']['format'] = 'filtered_html';
    $settings['alternatives'][1]['feedback_if_chosen']['value'] = 'You chose B';
    $settings['alternatives'][1]['feedback_if_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][1]['feedback_if_not_chosen']['value'] = 'You did not choose B';
    $settings['alternatives'][1]['feedback_if_not_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][1]['score_if_chosen'] = 0;
    $settings['alternatives'][1]['score_if_not_chosen'] = 0;
    $settings['alternatives'][2]['answer']['value'] = 'C';
    $settings['alternatives'][2]['answer']['format'] = 'filtered_html';
    $settings['alternatives'][2]['feedback_if_chosen']['value'] = 'You chose C';
    $settings['alternatives'][2]['feedback_if_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][2]['feedback_if_not_chosen']['value'] = 'You did not choose C';
    $settings['alternatives'][2]['feedback_if_not_chosen']['format'] = 'filtered_html';
    $settings['alternatives'][2]['score_if_chosen'] = 0;
    $settings['alternatives'][2]['score_if_not_chosen'] = 0;
    $node = $this
      ->drupalCreateNode($settings);
    $node = node_load($node->nid);
    $this
      ->assertNotNull($node->alternatives[0]['id'], 'Alternative A was created as part of question save.');
    $this
      ->assertNotNull($node->alternatives[1]['id'], 'Alternative B was created as part of question save.');
    $this
      ->assertNotNull($node->alternatives[2]['id'], 'Alternative C was created as part of question save.');
    $this
      ->assertEqual($node->alternatives[0]['answer']['value'], 'A', 'Alternative text A was saved and loaded correctly.');
    $this
      ->assertEqual($node->alternatives[1]['answer']['value'], 'B', 'Alternative text B was saved and loaded correctly.');
    $this
      ->assertEqual($node->alternatives[2]['answer']['value'], 'C', 'Alternative text C was saved and loaded correctly.');
    $this
      ->assertEqual($node->alternatives[0]['answer']['format'], 'filtered_html', 'Alternative format A was saved and loaded correctly.');
    $this
      ->assertEqual($node->alternatives[1]['answer']['format'], 'filtered_html', 'Alternative format B was saved and loaded correctly.');
    $this
      ->assertEqual($node->alternatives[1]['answer']['format'], 'filtered_html', 'Alternative format C was saved and loaded correctly.');
    return $node;
  }
  public function testQuestionFeedback() {
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion();
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);

    // Login as non-admin.
    $this
      ->drupalLogin($this->user);

    // Test incorrect question. Feedback, answer.
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => $question_node->alternatives[1]['id'],
    ), t('Finish'));
    $this
      ->assertPattern('/quiz-score-icon selected/', 'Found selected answer.');
    $this
      ->assertPattern('/quiz-score-icon should/', 'Found should answer.');
    $this
      ->assertPattern('/quiz-score-icon incorrect/', 'Found incorrect answer.');
    $this
      ->assertText('You did not choose A');
    $this
      ->assertText('You chose B');
    $this
      ->assertText('You did not choose C');
  }

  /**
   * Test multiple answers.
   */
  public function testMultipleAnswers() {
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion(array(
      'choice_multi' => 1,
    ));
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->drupalLogin($this->user);
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer][1]" => 1,
      "question[{$question_node->nid}][answer][user_answer][3]" => 3,
    ), t('Finish'));

    // 0 of 1, because user picked a correct answer and an incorrect answer.
    $this
      ->assertText('You got 0 of 1 possible points.');
    $this
      ->assertText('Your score: 0%');
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer][1]" => 1,
    ), t('Finish'));

    // 1 of 1, because user picked a correct answer and not an incorrect answer.
    $this
      ->assertText('You got 1 of 1 possible points.');
    $this
      ->assertText('Your score: 100%');
  }

  /**
   * Test restoring a multiple choice answer.
   */
  public function testAnswerMultiRestore() {

    // Checkboxes.
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion(array(
      'choice_multi' => 1,
    ));
    $question_node2 = $this
      ->testCreateQuizQuestion(array(
      'choice_multi' => 1,
    ));
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->linkQuestionToQuiz($question_node2, $quiz_node);
    $this
      ->drupalLogin($this->user);
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer][1]" => 1,
    ), t('Next'));
    $this
      ->drupalGet("node/{$quiz_node->nid}/take/1");
    $this
      ->assertFieldChecked('edit-question-1-answer-user-answer-1');
  }

  /**
   * Test restoring a single choice answer.
   */
  public function testAnswerSingleRestore() {

    // Radio buttons.
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion(array(
      'choice_multi' => 0,
    ));
    $question_node2 = $this
      ->testCreateQuizQuestion(array(
      'choice_multi' => 0,
    ));
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->linkQuestionToQuiz($question_node2, $quiz_node);
    $this
      ->drupalLogin($this->user);
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => 1,
    ), t('Next'));
    $this
      ->drupalGet("node/{$quiz_node->nid}/take/1");
    $this
      ->assertFieldChecked('edit-question-1-answer-user-answer-1');
  }

  /**
   * Test random order of choices.
   *
   * @todo I don't know how we would test random questions.
   */
  public function testRandomOrder() {
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion(array(
      'choice_random' => 1,
    ));
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->drupalLogin($this->user);
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => $question_node->alternatives[0]['id'],
    ), t('Finish'));
  }

  /**
   * Test simple scoring.
   */
  public function testSimpleScoring() {
    $this
      ->drupalLogin($this->admin);
    $settings = array();
    $settings['alternatives'][1]['score_if_chosen'] = 0;
    $settings['alternatives'][1]['score_if_not_chosen'] = 0;
    $settings['choice_multi'] = 1;
    $settings['choice_boolean'] = 1;
    $question_node = $this
      ->testCreateQuizQuestion($settings);
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->drupalLogin($this->user);
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer][1]" => 1,
      "question[{$question_node->nid}][answer][user_answer][3]" => 3,
    ), t('Finish'));
    $this
      ->assertText('You got 0 of 1 possible points.');
    $this
      ->assertText('Your score: 0%');
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer][1]" => 1,
    ), t('Finish'));
    $this
      ->assertText('You got 1 of 1 possible points.');
    $this
      ->assertText('Your score: 100%');
  }

  /**
   * Test the reordering UI.
   */
  public function testReorderingUI() {
    $this
      ->drupalLogin($this->admin);
    $this
      ->drupalGet('node/add/multichoice');
    $question_node = $this
      ->testCreateQuizQuestion();
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $this
      ->drupalGet("node/{$question_node->nid}/edit");
    $this
      ->drupalPost(NULL, array(
      'alternatives[0][answer][value]' => 'Correct answer 1',
      'alternatives[0][weight]' => 1,
      'alternatives[1][answer][value]' => 'Incorrect answer 2',
      'alternatives[1][weight]' => 2,
      'alternatives[2][answer][value]' => 'Incorrect answer 3',
      'alternatives[2][weight]' => 3,
    ), t('Save'));
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $a = strpos($this->content, 'Correct answer 1');
    $b = strpos($this->content, 'Incorrect answer 2');
    $c = strpos($this->content, 'Incorrect answer 3');
    $this
      ->assertTrue($a < $b, 'A comes before B');
    $this
      ->assertTrue($b < $c, 'B comes before C');
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => 1,
    ), t('Finish'));
    $this
      ->assertText('You got 1 of 1 possible points.');
    $this
      ->assertText('Your score: 100%');

    // Now screw them up.
    $this
      ->drupalGet("node/{$question_node->nid}/edit");
    $this
      ->drupalPost(NULL, array(
      'alternatives[0][weight]' => 3,
      'alternatives[1][weight]' => 2,
      'alternatives[2][weight]' => 1,
    ), t('Save'));
    $question_node = node_load($question_node->nid);
    $this
      ->drupalGet("node/{$quiz_node->nid}/quiz/questions");
    $this
      ->drupalPost(NULL, array(
      "revision[{$question_node->nid}-{$question_node->vid}]" => TRUE,
    ), t('Submit'));

    // Take the quiz again.
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $a = strpos($this->content, 'Correct answer 1');
    $b = strpos($this->content, 'Incorrect answer 2');
    $c = strpos($this->content, 'Incorrect answer 3');
    $this
      ->assertTrue($a > $b, 'A comes after B');
    $this
      ->assertTrue($b > $c, 'B comes after C');

    // Check that the correct answer did not change even with the weight
    // adjustment.
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => 4,
    ), t('Finish'));
    $this
      ->assertText('You got 1 of 1 possible points.');
    $this
      ->assertText('Your score: 100%');
  }

  /**
   * Test that the question response can be edited.
   */
  public function testEditQuestionResponse() {

    // Create & link a question.
    $question_node = $this
      ->testCreateQuizQuestion();
    $quiz_node = $this
      ->linkQuestionToQuiz($question_node);
    $question_node2 = $this
      ->testCreateQuizQuestion();
    $this
      ->linkQuestionToQuiz($question_node2, $quiz_node);

    // Login as non-admin.
    $this
      ->drupalLogin($this->user);

    // Take the quiz.
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");

    // Test editing a question.
    $this
      ->drupalGet("node/{$quiz_node->nid}/take");
    $this
      ->drupalGet("node/{$quiz_node->nid}/take/1");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => 1,
    ), t('Next'));
    $this
      ->drupalGet("node/{$quiz_node->nid}/take/1");
    $this
      ->drupalPost(NULL, array(
      "question[{$question_node->nid}][answer][user_answer]" => 2,
    ), t('Next'));
  }

  /**
   * Test that alternatives can be removed.
   */
  public function testRemoveAlternative() {
    $this
      ->drupalLogin($this->admin);
    $question_node = $this
      ->testCreateQuizQuestion();
    $this
      ->drupalGet("node/{$question_node->nid}/edit");
    $this
      ->drupalPost(NULL, array(
      'alternatives[0][answer][value]' => 'Correct answer 1',
      'alternatives[0][weight]' => 1,
      'alternatives[1][answer][value]' => 'Incorrect answer 2',
      'alternatives[1][weight]' => 2,
      'alternatives[2][answer][value]' => 'Incorrect answer 3',
      'alternatives[2][weight]' => 3,
    ), t('Save'));
    $this
      ->drupalGet("node/{$question_node->nid}/edit");
    $this
      ->assertText('Correct answer 1');
    $this
      ->assertText('Incorrect answer 2');
    $this
      ->assertText('Incorrect answer 3');
    $this
      ->drupalPostAJAX(NULL, array(), array(
      'alternatives__2__remove_button' => t('Remove'),
    ));
    $this
      ->drupalPost(NULL, array(), t('Save'));
    $this
      ->drupalGet("node/{$question_node->nid}");
    $this
      ->assertText('Correct answer 1');
    $this
      ->assertText('Incorrect answer 2');
    $this
      ->assertNoText('Incorrect answer 3');
  }

}

Classes

Name	Description
MultichoiceTestCase	Test class for multichoice questions.