@Test public void smoke() { DuplicateMessageFilter dmf = new DuplicateMessageFilter(); dmf.setAllowedRepetitions(0); dmf.start(); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "x", null, null)); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "y", null, null)); assertEquals(FilterReply.DENY, dmf .decide(null, null, null, "x", null, null)); assertEquals(FilterReply.DENY, dmf .decide(null, null, null, "y", null, null)); }
@Test public void memoryLoss() { DuplicateMessageFilter dmf = new DuplicateMessageFilter(); dmf.setAllowedRepetitions(1); dmf.setCacheSize(1); dmf.start(); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "a", null, null)); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "b", null, null)); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "a", null, null)); }
@Test // isXXXEnabled invokes decide with a null format // http://jira.qos.ch/browse/LBCLASSIC-134 public void nullFormat() { DuplicateMessageFilter dmf = new DuplicateMessageFilter(); dmf.setAllowedRepetitions(0); dmf.setCacheSize(10); dmf.start(); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, null, null, null)); assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, null, null, null)); }
@Test public void many() { DuplicateMessageFilter dmf = new DuplicateMessageFilter(); dmf.setAllowedRepetitions(0); int cacheSize = 10; int margin = 2; dmf.setCacheSize(cacheSize); dmf.start(); for (int i = 0; i < cacheSize + margin; i++) { assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "a" + i, null, null)); } for (int i = cacheSize - 1; i >= margin; i--) { assertEquals(FilterReply.DENY, dmf.decide(null, null, null, "a" + i, null, null)); } for (int i = margin - 1; i >= 0; i--) { assertEquals(FilterReply.NEUTRAL, dmf.decide(null, null, null, "a" + i, null, null)); } }