package rx;

import java.util.ArrayList;

import java.util.List;

import java.util.concurrent.TimeUnit;

import org.junit.Ignore;

import org.junit.Test;

import rx.util.functions.Action0;

import rx.util.functions.Action1;

@Ignore // since this doesn't do any automatic testing

public class IntervalDemo {

@Test public void demoInterval() throws Exception {

testLongObservable(Observable.interval(500, TimeUnit.MILLISECONDS).take(4), "demoInterval");

}

public void testLongObservable(Observable<Long> o, final String testname) throws Exception {

final List<Long> l = new ArrayList<Long>();

Action1<Long> onNext = new Action1<Long>() {

public void call(Long i) {

l.add(i);

System.out.println(testname + " got " + i);

}

};

Action1<Throwable> onError = new Action1<Throwable>() {

public void call(Throwable t) { t.printStackTrace(); }

};

Action0 onComplete = new Action0() {

public void call() {

System.out.println(testname + " complete");

}

};

o.subscribe(onNext, onError, onComplete);

// need to wait, otherwise JUnit kills the thread of interval()

Thread.sleep(2500);

}

}