QueueExampleTestCase

class QueueExampleTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Queue Example functionality', 
      'description' => 'Test Queue Example functionality', 
      'group' => 'Examples',
    );
  }

  /**
   * Enable modules and create user with specific permissions.
   */
  function setUp() {
    parent::setUp('queue_example');
  }

  /**
   * Login user, create an example node, and test blog functionality through the admin and user interfaces.
   */
  function testQueueExampleBasic() {

    // Load the queue with 5 items.
    for ($i = 1; $i <= 5; $i++) {
      $edit = array(
        'queue_name' => 'queue_example_first_queue',
        'string_to_add' => "boogie$i",
      );
      $this->drupalPost('queue_example/insert_remove', $edit, t('Insert into queue'));
      $this->assertText(t('There are now @number items in the queue', array('@number' => $i)));
    }
    // Claim each of the 5 items with a claim time of 0 seconds.
    for ($i = 1; $i <= 5; $i++) {
      $edit = array(
        'queue_name' => 'queue_example_first_queue',
        'claim_time' => 0,
      );
      $this->drupalPost(NULL, $edit, t('Claim the next item from the queue'));
      $this->assertPattern(t('%Claimed item id=.*string=@string for 0 seconds.%', array('@string' => "boogie$i")));
    }
    $edit = array(
      'queue_name' => 'queue_example_first_queue',
      'claim_time' => 0,
    );
    $this->drupalPost(NULL, $edit, t('Claim the next item from the queue'));
    $this->assertText(t('There were no items in the queue available to claim'));

    // Sleep a second so we can make sure that the timeouts actually time out.
    // Local systems work fine with this but apparently the PIFR server is so
    /// fast that it needs a sleep before the cron run.
    sleep(1);

    // Run cron to release expired items.
    $this->drupalPost(NULL, array(), t('Run cron manually (to expire claimed items)'));

    $queue_items = queue_example_retrieve_queue('queue_example_first_queue');

    // Claim and delete each of the 5 items which should now be available.
    for ($i = 1; $i <= 5; $i++) {
      $edit = array(
        'queue_name' => 'queue_example_first_queue',
        'claim_time' => 0,
      );
      $this->drupalPost(NULL, $edit, t('Claim the next item and delete it'));
      $this->assertPattern(t('%Claimed and deleted item id=.*string=@string for 0 seconds.%', array('@string' => "boogie$i")));
    }
    // Verify that nothing is left to claim.
    $edit = array(
      'queue_name' => 'queue_example_first_queue',
      'claim_time' => 0,
    );
    $this->drupalPost(NULL, $edit, t('Claim the next item from the queue'));
    $this->assertText(t('There were no items in the queue available to claim'));
  }
}