package org.apache.lucene.store;
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.util.concurrent.TimeUnit;
import org.apache.lucene.store.RateLimiter.SimpleRateLimiter;
import org.apache.lucene.util.LuceneTestCase;
/**
* Simple testcase for RateLimiter.SimpleRateLimiter
*/
public final class TestRateLimiter extends LuceneTestCase {
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);
}
}