@Test
    public void testUniqueSessionNames() {
        MockComponents mc1 = createDefaultMock();
        MockComponents mc2 = createDefaultMock();
        assert(!mc1.visitorSession.getSessionName().equals(
                mc2.visitorSession.getSessionName()));
    }
Test that different sessions get different visitor names.
documentapi/src/test/java/com/yahoo/documentapi/messagebus/MessageBusVisitorSessionTestCase.java