/**
* @test
*/
public function get_last_message()
{
$obj = new Conversation();
$msg1 = new Message();
$msg1->setSender(5);
$msg2 = new Message();
$msg2->setSender(5);
$msg3 = new Message();
$msg3->setSender(8);
$obj->addMessage($msg1);
$obj->addMessage($msg2);
$obj->addMessage($msg3);
$lastMsg = $obj->getLastMessage();
$this->assertEquals($msg3->getSender(), $lastMsg->getSender());
}
