@BeforeEach
    public void setUp() throws Exception {
        final XMPPServer xmppServer = Fixtures.mockXMPPServer();
        XMPPServer.setInstance(xmppServer);
    }
Verifies the implementation of {@link Forwarded}

@author Christian Schudt
@author Guus der Kinderen, guus@goodbytes.nl
xmppserver/src/test/java/org/jivesoftware/openfire/forward/ForwardedTest.java