public function QuizRandomTest::testRandomQuestions in Quiz 8.5

Same name and namespace in other branches

1. 8.6 tests/src/Functional/QuizRandomTest.php \Drupal\Tests\quiz\Functional\QuizRandomTest::testRandomQuestions()
2. 6.x tests/src/Functional/QuizRandomTest.php \Drupal\Tests\quiz\Functional\QuizRandomTest::testRandomQuestions()

Test random plus required questions from a pool.

@todo add test for weighted questions

File

tests/src/Functional/QuizRandomTest.php, line 22

Class

QuizRandomTest

Tests for random questions.

Namespace

Drupal\Tests\quiz\Functional

Code

public function testRandomQuestions() {
  $this
    ->drupalLogin($this->admin);
  $quiz = $this
    ->createQuiz(array(
    'randomization' => 2,
    'number_of_random_questions' => 2,
  ));
  $question = $this
    ->createQuestion(array(
    'type' => 'truefalse',
    'truefalse_correct' => 1,
    'body' => 'TF 1 body text',
  ));
  $question2 = $this
    ->createQuestion(array(
    'type' => 'truefalse',
    'truefalse_correct' => 1,
    'body' => 'TF 2 body text',
  ));
  $question3 = $this
    ->createQuestion(array(
    'type' => 'truefalse',
    'truefalse_correct' => 1,
    'body' => 'TF 3 body text',
  ));
  $question4 = $this
    ->createQuestion(array(
    'type' => 'truefalse',
    'truefalse_correct' => 1,
    'body' => 'TF 4 body text',
  ));
  $question5 = $this
    ->createQuestion(array(
    'type' => 'truefalse',
    'truefalse_correct' => 1,
    'body' => 'TF 5 body text',
  ));
  $this
    ->linkQuestionToQuiz($question, $quiz);
  $this
    ->linkQuestionToQuiz($question2, $quiz);
  $this
    ->linkQuestionToQuiz($question3, $quiz);
  $this
    ->linkQuestionToQuiz($question4, $quiz);
  $this
    ->linkQuestionToQuiz($question5, $quiz);

  // Set up one required question.
  $this
    ->drupalGet("quiz/{$quiz->id()}/questions");
  $this
    ->drupalPostForm(NULL, array(
    "question_list[1][question_status]" => TRUE,
  ), t('Submit'));
  for ($i = 1; $i <= 10; $i++) {
    $questions = $quiz
      ->buildLayout();
    $this
      ->assertEqual(count($questions), 3, t('Quiz has 3 questions.'));

    // Concatenate question IDs to build a hash to check.
    $out[$i] = '';
    foreach ($questions as $question) {
      $out[$i] .= $question['qqid'];
    }
    $this
      ->assert(strpos($out[$i], $question['qqid']) !== FALSE, t('Quiz always contains required question 1'));
  }

  // Also check that at least one of the orders is different.
  $this
    ->assertNotEqual(count(array_unique($out)), 1, t('At least one set of questions were different.'));

  // Test number of questions.
  $num_questions = $quiz
    ->getNumberOfQuestions();
  $this
    ->assertEqual($num_questions, 3);

  // Start the quiz.
  $this
    ->drupalLogin($this->user);
  $this
    ->drupalGet("quiz/{$quiz->id()}");
}