Check that anonymous users with same ip cannot vote on poll more than once unless user is logged in.

File

drupal-7.x/modules/poll/poll.test, line 517

Tests for poll.module.

Class

PollVoteCheckHostname

Code

function testHostnamePollVote() {
  // Login User1.
  $this->drupalLogin($this->web_user1);

  $edit = array(
    'choice' => '1',
  );

  // User1 vote on Poll.
  $this->drupalPost('node/' . $this->poll_nid, $edit, t('Vote'));
  $this->assertText(t('Your vote was recorded.'), format_string('%user vote was recorded.', array('%user' => $this->web_user1->name)));
  $this->assertText(t('Total votes: @votes', array('@votes' => 1)), 'Vote count updated correctly.');

  // Check to make sure User1 cannot vote again.
  $this->drupalGet('node/' . $this->poll_nid);
  $elements = $this->xpath('//input[@value="Vote"]');
  $this->assertTrue(empty($elements), format_string("%user is not able to vote again.", array('%user' => $this->web_user1->name)));
  $elements = $this->xpath('//input[@value="Cancel your vote"]');
  $this->assertTrue(!empty($elements), "'Cancel your vote' button appears.");

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

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

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

  // Check to make sure Anonymous user cannot vote again.
  $this->drupalGet('node/' . $this->poll_nid);
  $this->assertFalse($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 your vote"]');
  $this->assertTrue(!empty($elements), "'Cancel your vote' button appears.");

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

  // User2 vote on poll.
  $this->drupalPost('node/' . $this->poll_nid, $edit, t('Vote'));
  $this->assertText(t('Your vote was recorded.'), format_string('%user vote was recorded.', array('%user' => $this->web_user2->name)));
  $this->assertText(t('Total votes: @votes', array('@votes' => 3)), 'Vote count updated correctly.');
  $elements = $this->xpath('//input[@value="Cancel your vote"]');
  $this->assertTrue(empty($elements), "'Cancel your vote' button does not appear.");

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

  // Change host name for anonymous users.
  db_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('node/' . $this->poll_nid);
  $this->assertEqual($this->drupalGetHeader('x-drupal-cache'), 'MISS', 'Page was cacheable but was not in the cache.');
  $this->drupalPost(NULL, $edit, t('Vote'));
  $this->assertText(t('Your vote was recorded.'), format_string('%user vote was recorded.', array('%user' => $this->web_user2->name)));
  $this->assertText(t('Total votes: @votes', array('@votes' => 4)), 'Vote count updated correctly.');
  $elements = $this->xpath('//input[@value="Cancel your vote"]');
  $this->assertTrue(!empty($elements), "'Cancel your 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 cancelledd.
  $this->curlClose();
  $this->drupalGet('node/' . $this->poll_nid);
  $this->assertEqual($this->drupalGetHeader('x-drupal-cache'), 'MISS', 'Page was cacheable but was not in the cache.');
  $elements = $this->xpath('//input[@value="Vote"]');
  $this->assertTrue(empty($elements), 'Anonymous is not able to vote again.');
  $elements = $this->xpath('//input[@value="Cancel your vote"]');
  $this->assertTrue(empty($elements), "'Cancel your vote' button does not appear.");

  // Login User1.
  $this->drupalLogin($this->web_user1);

  // Check to make sure User1 still cannot vote even after hostname changed.
  $this->drupalGet('node/' . $this->poll_nid);
  $elements = $this->xpath('//input[@value="Vote"]');
  $this->assertTrue(empty($elements), format_string("%user is not able to vote again.", array('%user' => $this->web_user1->name)));
  $elements = $this->xpath('//input[@value="Cancel your vote"]');
  $this->assertTrue(!empty($elements), "'Cancel your vote' button appears.");
}