|
Java example source code file (FixedElapsedTimeTest.java)
The FixedElapsedTimeTest.java Java example source code/* * 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. */ package org.apache.commons.math3.genetics; import java.util.Iterator; import java.util.concurrent.TimeUnit; import org.apache.commons.math3.util.FastMath; import org.junit.Assert; import org.junit.Test; public class FixedElapsedTimeTest { @Test public void testIsSatisfied() { final Population pop = new Population() { public void addChromosome(final Chromosome chromosome) { // unimportant } public Chromosome getFittestChromosome() { // unimportant return null; } public int getPopulationLimit() { // unimportant return 0; } public int getPopulationSize() { // unimportant return 0; } public Population nextGeneration() { // unimportant return null; } public Iterator<Chromosome> iterator() { // unimportant return null; } }; final long start = System.nanoTime(); final long duration = 3; final FixedElapsedTime tec = new FixedElapsedTime(duration, TimeUnit.SECONDS); while (!tec.isSatisfied(pop)) { try { Thread.sleep(50); } catch (InterruptedException e) { // ignore } } final long end = System.nanoTime(); final long elapsedTime = end - start; final long diff = FastMath.abs(elapsedTime - TimeUnit.SECONDS.toNanos(duration)); Assert.assertTrue(diff < TimeUnit.MILLISECONDS.toNanos(100)); } } Other Java examples (source code examples)Here is a short list of links related to this Java FixedElapsedTimeTest.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.