public void testPause() {
SimpleRateLimiter limiter = new SimpleRateLimiter(10); // 10 MB / Sec
limiter.pause(2);//init
long pause = 0;
for (int i = 0; i < 3; i++) {
pause += limiter.pause(4 * 1024 * 1024); // fire up 3 * 4 MB
}
final long convert = TimeUnit.MILLISECONDS.convert(pause, TimeUnit.NANOSECONDS);
assertTrue("we should sleep less than 2 seconds but did: " + convert + " millis", convert < 2000l);
assertTrue("we should sleep at least 1 second but did only: " + convert + " millis", convert > 1000l);
}