function PollDeleteChoiceTest::testChoiceRemoval in Poll 8

Tests removing a choice from a poll.

File

tests/src/Functional/PollDeleteChoiceTest.php, line 15

Class

PollDeleteChoiceTest

Tests the removal of poll choices.

Namespace

Drupal\Tests\poll\Functional

Code

function testChoiceRemoval() {
  $ids = \Drupal::entityQuery('poll_choice')
    ->condition('choice', $this->poll->choice[0]->entity
    ->label())
    ->execute();
  $this
    ->assertEqual(count($ids), 1, 'Choice 1 exists in the database');

  // Record a vote for the second choice.
  $edit = array(
    'choice' => $this->poll->choice[1]->target_id,
  );
  $this
    ->drupalPostForm('poll/' . $this->poll
    ->id(), $edit, t('Vote'));

  // Assert the selected option.
  $xml = $this
    ->xpath('//dt[text()=:choice]/following-sibling::dd[1]/div', [
    ':choice' => $this->poll->choice[1]->entity
      ->label(),
  ]);
  $this
    ->assertEqual(1, $xml[0]
    ->getAttribute('data-value'));

  // Edit the poll, and try to delete first poll choice.
  $this
    ->drupalGet("poll/" . $this->poll
    ->id() . "/edit");
  $edit = [
    'choice[0][choice]' => '',
  ];
  $this
    ->drupalPostForm(NULL, $edit, t('Save'));

  // Click on the poll title to go to poll page.
  $this
    ->drupalGet('admin/content/poll');
  $this
    ->clickLink($this->poll
    ->label());

  // Check the first poll choice is deleted, while the others remain.
  $this
    ->assertNoText($this->poll->choice[0]->entity
    ->label());
  $this
    ->assertText($this->poll->choice[1]->entity
    ->label());
  $this
    ->assertText($this->poll->choice[2]->entity
    ->label());
  $ids = \Drupal::entityQuery('poll_choice')
    ->condition('choice', $this->poll->choice[0]->entity
    ->label())
    ->execute();
  $this
    ->assertEqual(count($ids), 0, 'Choice 1 has been deleted in the database');

  // Ensure that the existing vote still shows.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $vote = $this->poll->choice[1]->target_id;
  $vote_recorded = \Drupal::database()
    ->query('SELECT chid FROM {poll_vote} WHERE chid = :chid', array(
    ':chid' => $vote,
  ))
    ->fetch();
  $this
    ->assertFalse(empty($vote_recorded), 'Vote in Choice 2 still in the database');

  // Assert the selected option.
  $xml = $this
    ->xpath('//dt[text()=:choice]/following-sibling::dd[1]/div', [
    ':choice' => $this->poll->choice[1]->entity
      ->label(),
  ]);
  $this
    ->assertEqual(1, $xml[0]
    ->getAttribute('data-value'));

  // Edit the poll, and try to delete first poll choice.
  $this
    ->drupalGet("poll/" . $this->poll
    ->id() . "/edit");
  $edit = [
    'choice[0][choice]' => '',
  ];
  $this
    ->drupalPostForm(NULL, $edit, t('Save'));

  // Click on the poll title to go to poll page.
  $this
    ->drupalGet('admin/content/poll');
  $this
    ->clickLink($this->poll
    ->label());

  // Check the poll choice (which had a vote) is deleted.
  $elements = $this
    ->xpath('//input[@value="Vote"]');
  $this
    ->assertTrue(isset($elements[0]), "vote deleted successfully");

  // Assert that the existing vote has been deleted from the database.
  $vote_deleted = \Drupal::database()
    ->query('SELECT chid FROM {poll_vote} WHERE chid = :chid', array(
    ':chid' => $vote,
  ))
    ->fetch();
  $this
    ->assertTrue(empty($vote_deleted), 'Vote in Choice 2 has been deleted from the database');
}