function PollVoteCheckHostnameTest::testHostnamePollVote in Poll 8

Checks that anonymous users with the same IP address can only vote once.

Also checks that authenticated users can only vote once, even when the user's IP address has changed.

File

tests/src/Functional/PollVoteCheckHostnameTest.php, line 34

Class

PollVoteCheckHostnameTest

Check that users and anonymous users from specified ip-address can only vote once.

Namespace

Drupal\Tests\poll\Functional

Code

function testHostnamePollVote() {
  $web_user2 = $this
    ->drupalCreateUser(array(
    'access polls',
  ));

  // Login User1.
  $this
    ->drupalLogin($this->web_user);
  $edit = array(
    'choice' => '1',
  );

  //  $this->web_user->getUserName();
  // User1 vote on Poll.
  $this
    ->drupalPostForm('poll/' . $this->poll
    ->id(), $edit, t('Vote'));
  $this
    ->assertText(t('Your vote has been recorded.'));
  $this
    ->assertText(t('Total votes: @votes', array(
    '@votes' => 1,
  )));

  // Check to make sure User1 cannot vote again.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $elements = $this
    ->xpath('//input[@value="Vote"]');
  $this
    ->assertTrue(empty($elements), $this->web_user
    ->getAccountName() . " is not able to vote again.");
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(!empty($elements), "'Cancel vote' button appears.");

  // Logout User1.
  $this
    ->drupalLogout();

  // Fill the page cache by requesting the poll.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $this
    ->assertEqual($this
    ->drupalGetHeader('x-drupal-cache'), 'MISS', 'Page was cacheable but was not in the cache.');
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $this
    ->assertEqual($this
    ->drupalGetHeader('x-drupal-cache'), 'HIT', 'Page was cached.');

  // Anonymous user vote on Poll.
  $this
    ->drupalPostForm(NULL, $edit, t('Vote'));
  $this
    ->assertText(t('Your vote has been recorded.'));
  $this
    ->assertText(t('Total votes: @votes', array(
    '@votes' => 2,
  )));
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(!empty($elements), "'Cancel vote' button appears.");

  // Check to make sure Anonymous user cannot vote again.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $this
    ->assertNull($this
    ->drupalGetHeader('x-drupal-cache'), 'Page was not cacheable.');
  $elements = $this
    ->xpath('//input[@value="Vote"]');
  $this
    ->assertTrue(empty($elements), "Anonymous is not able to vote again.");
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(!empty($elements), "'Cancel vote' button appears.");

  // Login User2.
  $this
    ->drupalLogin($web_user2);

  // User2 vote on poll.
  $this
    ->drupalPostForm('poll/' . $this->poll
    ->id(), $edit, t('Vote'));
  $this
    ->assertText(t('Your vote has been recorded.'));
  $this
    ->assertText(t('Total votes: @votes', array(
    '@votes' => 3,
  )));
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(empty($elements), "'Cancel vote' button does not appear.");

  // Logout User2.
  $this
    ->drupalLogout();

  // Change host name for anonymous users.
  \Drupal::database()
    ->update('poll_vote')
    ->fields(array(
    'hostname' => '123.456.789.1',
  ))
    ->condition('hostname', '', '<>')
    ->execute();

  // Check to make sure Anonymous user can vote again with a new session after
  // a hostname change.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $this
    ->assertEqual($this
    ->drupalGetHeader('x-drupal-cache'), 'HIT', 'Cached page return.');
  $this
    ->drupalPostForm(NULL, $edit, t('Vote'));
  $this
    ->assertText(t('Your vote has been recorded.'));
  $this
    ->assertText(t('Total votes: @votes', array(
    '@votes' => 4,
  )));
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(!empty($elements), "'Cancel vote' button appears.");

  // Check to make sure Anonymous user cannot vote again with a new session,
  // and that the vote from the previous session cannot be cancelled. This
  // can't use drupalLogout() because we aren't actually logged in, so we
  // manually unset the session cookie.
  $this
    ->getSession()
    ->setCookie($this
    ->getSessionName());
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $this
    ->assertEqual($this
    ->drupalGetHeader('x-drupal-cache'), 'HIT', 'Page was cacheable but was not in the cache.');
  $this
    ->drupalPostForm(NULL, $edit, t('Vote'));
  $this
    ->assertText(t('Your vote for this poll has already been submitted.'));
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(empty($elements), "'Cancel vote' button does not appear.");

  // Login User1.
  $this
    ->drupalLogin($this->web_user);

  // Check to make sure User1 still cannot vote even after hostname changed.
  $this
    ->drupalGet('poll/' . $this->poll
    ->id());
  $elements = $this
    ->xpath('//input[@value="Vote"]');
  $this
    ->assertTrue(empty($elements), $this->web_user
    ->getAccountName() . " is not able to vote again.");
  $elements = $this
    ->xpath('//input[@value="Cancel vote"]');
  $this
    ->assertTrue(!empty($elements), "'Cancel vote' button appears.");
}