private static <T> void checkFileWriterConfig(FileWriterCycleConfig<T> cfg,
long fileSize, int cntTuples, long periodMsec, Predicate<T> tuplePredicate,
T trueTuple, T falseTuple) {
assertEquals(fileSize, cfg.getFileSize());
assertEquals(cntTuples, cfg.getCntTuples());
assertEquals(periodMsec, cfg.getPeriodMsec());
assertEquals(tuplePredicate, cfg.getTuplePredicate());
cfg.toString();
long falseFileSize = fileSize-1;
long trueFileSize = fileSize+1;
int falseNTuples = cntTuples==1 ? 0 : cntTuples+1;
int trueNTuples = 3*cntTuples;
assertFalse("fileSize:"+fileSize+" cntTuples:"+cntTuples+" pred:"+tuplePredicate,
cfg.evaluate(falseFileSize, falseNTuples, falseTuple));
if (fileSize!=0)
assertTrue("fileSize:"+fileSize+" cntTuples:"+cntTuples+" pred:"+tuplePredicate,
cfg.evaluate(trueFileSize, trueNTuples, falseTuple));
if (cntTuples!=0)
assertTrue("fileSize:"+fileSize+" cntTuples:"+cntTuples+" pred:"+tuplePredicate,
cfg.evaluate(falseFileSize, trueNTuples, falseTuple));
if (tuplePredicate!=null)
assertTrue("fileSize:"+fileSize+" cntTuples:"+cntTuples+" pred:"+tuplePredicate,
cfg.evaluate(falseFileSize, falseNTuples, trueTuple));
}