/** * @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()); }