public function testAdd()
{
$add = array($this->mandango->create('Model\\Article'), $this->mandango->create('Model\\Article'), $this->mandango->create('Model\\Article'));
$group = new AbstractGroup('Model\\Comment');
$group->add($add[0]);
$this->assertSame(array($add[0]), $group->getAdd());
$group->add(array($add[1], $add[2]));
$this->assertSame($add, $group->getAdd());
$group->clearAdd();
$this->assertSame(array(), $group->getAdd());
}
