if (tst.isSynchEnable()) {
System.err.printf("sync is enable%n");
assertTrue(tst.isNewEvent(st.getSourceId(), st.newEvent()));
assertTrue(tst.isNewEvent(st.getSourceId(), st.newEvent()));
assertTrue(tst.isNewEvent(st.getSourceId(), st.newEvent()));
long timeId = st.newEvent();
assertTrue(tst.isNewEvent(st.getSourceId(), timeId));
assertFalse(tst.isNewEvent(st.getSourceId(), timeId));