package org.jgroups.tests;
import org.jgroups.Global;
import org.jgroups.util.TimeScheduler;
import org.jgroups.util.TimeScheduler3;
import org.jgroups.util.TimeService;
import org.jgroups.util.Util;
import org.testng.annotations.*;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Tests {@TimeService}
* @author Bela Ban
* @since 3.5
*/
@Test(groups=Global.FUNCTIONAL,singleThreaded=true)
public class TimeServiceTest {
protected TimeScheduler timer;
protected TimeService time_service;
@BeforeClass public void init() {timer=new TimeScheduler3();}
@BeforeMethod public void start() {time_service=new TimeService(timer).start();}
@AfterMethod public void stop() {time_service.stop();}
@AfterClass public void destroy() {timer.stop();}
public void testSimpleGetTime() {
List<Long> times=new ArrayList<Long>(20);
for(int i=0; i < 20; i++)
times.add(time_service.timestamp());
System.out.println("times=" + times);
Set<Long> set=new HashSet<Long>(times);
System.out.println("set = " + set);
assert set.size() < times.size();
assert times.size() <= 20;
set.clear();
time_service.stop().interval(50).start();
for(int i=0; i < 20; i++) {
set.add(time_service.timestamp());
Util.sleep(200);
}
System.out.println("set=" + set);
assert set.size() >= 15;
}
public void testChangeInterval() {
time_service.interval(1000).start();
assert time_service.interval() == 1000;
}
public void testStartStop() {
assert time_service.running();
time_service.stop();
Util.sleep(2000);
assert !time_service.running();
}
}