public function testDelete()
{
$this->_add(array('name' => 'TEST', 'desc' => 'Some test task.'));
$id = $this->_add(array('name' => 'TEST', 'desc' => 'Some test task.'));
self::$driver->delete($id[0]);
self::$driver->retrieve();
$this->assertEquals(1, self::$driver->tasks->count());
}