@Test
public void testBroadcastMessage() {

	// Test valid chat message
	testLobby.broadcastMessage("Test Message");
	assertEquals(1, testListener.getNumEvents());
	assertEquals("Test Message", testListener.getLastChatEvent().getMessage());
	testListener.clearNumEvents();
	
	// Test null broadcast
	testLobby.broadcastMessage(null);
	assertEquals(0, testListener.getNumEvents());
}