io.vlingo.actors.testkit.TestUntil Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of vlingo-actors Show documentation
Show all versions of vlingo-actors Show documentation
Type safe Actor Model toolkit for reactive concurrency and resiliency using Java and other JVM languages.
// Copyright © 2012-2018 Vaughn Vernon. All rights reserved.
//
// This Source Code Form is subject to the terms of the
// Mozilla Public License, v. 2.0. If a copy of the MPL
// was not distributed with this file, You can obtain
// one at https://mozilla.org/MPL/2.0/.
package io.vlingo.actors.testkit;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
public final class TestUntil {
private CountDownLatch latch;
public static TestUntil happenings(final int times) {
final TestUntil waiter = new TestUntil(times);
return waiter;
}
public void completeNow() {
while (latch.getCount() > 0) {
happened();
}
}
public void completes() {
try {
latch.await();
} catch (Exception e) {
// ignore
}
}
public boolean completesWithin(final long timeout) {
try {
latch.await(timeout,TimeUnit.MILLISECONDS);
return latch.getCount() == 0;
} catch (Exception e) {
return false;
}
}
public TestUntil happened() {
latch.countDown();
return this;
}
public int remaining() {
return (int) latch.getCount();
}
public void resetHappeningsTo(final int times) {
this.latch = new CountDownLatch(times);
}
@Override
public String toString() {
return "TestUntil[count=" + latch.getCount() + "]";
}
private TestUntil(final int count) {
this.latch = new CountDownLatch(count);
}
}