checkData(new double[] {-1, -11, -100, 1}, watch);
watch.increment();
checkData(new double[] {-1, -11, -100, 1, 2}, watch);
watch.increment(10);
checkData(new double[] {-1, -11, -100, 1, 2, 12}, watch);
watch.decrement(13);
checkData(new double[] {-1, -11, -100, 1, 2, 12, -1}, watch);