| /* |
| * 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.cassandra.net; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.TimeUnit; |
| import java.util.function.Predicate; |
| |
| import org.junit.Assert; |
| |
| import io.netty.util.concurrent.Promise; |
| import net.openhft.chronicle.core.util.ThrowingBiConsumer; |
| import net.openhft.chronicle.core.util.ThrowingConsumer; |
| import net.openhft.chronicle.core.util.ThrowingFunction; |
| |
| abstract class TestAbstractPromise |
| { |
| final ExecutorService exec = Executors.newCachedThreadPool(); |
| |
| class Async |
| { |
| final List<ThrowingBiConsumer<Long, TimeUnit, ?>> waitingOn = new ArrayList<>(); |
| void verify() |
| { |
| for (int i = 0 ; i < waitingOn.size() ; ++i) |
| { |
| try |
| { |
| waitingOn.get(i).accept(1L, TimeUnit.SECONDS); |
| } |
| catch (Throwable t) |
| { |
| throw new AssertionError("" + i, t); |
| } |
| } |
| } |
| <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Throwable failsWith) |
| { |
| waitingOn.add(exec.submit(() -> TestAbstractPromise.failure(promise, action, failsWith))::get); |
| } |
| <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Class<? extends Throwable> failsWith) |
| { |
| waitingOn.add(exec.submit(() -> TestAbstractPromise.failure(promise, action, failsWith))::get); |
| } |
| <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Predicate<Throwable> failsWith) |
| { |
| waitingOn.add(exec.submit(() -> TestAbstractPromise.failure(promise, action, failsWith))::get); |
| } |
| <P extends Promise<?>, R> void success(P promise, ThrowingFunction<P, R, ?> action, R result) |
| { |
| waitingOn.add(exec.submit(() -> TestAbstractPromise.success(promise, action, result))::get); |
| } |
| } |
| |
| private static <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Throwable failsWith) |
| { |
| failure(promise, action, t -> Objects.equals(failsWith, t)); |
| } |
| |
| static <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Class<? extends Throwable> failsWith) |
| { |
| failure(promise, action, failsWith::isInstance); |
| } |
| |
| private static <V> void failure(Promise<V> promise, ThrowingConsumer<Promise<V>, ?> action, Predicate<Throwable> failsWith) |
| { |
| Throwable fail = null; |
| try |
| { |
| action.accept(promise); |
| } |
| catch (Throwable t) |
| { |
| fail = t; |
| } |
| if (!failsWith.test(fail)) |
| throw new AssertionError(fail); |
| } |
| |
| static <P extends Promise<?>, R> void success(P promise, ThrowingFunction<P, R, ?> action, R result) |
| { |
| try |
| { |
| Assert.assertEquals(result, action.apply(promise)); |
| } |
| catch (Throwable t) |
| { |
| throw new AssertionError(t); |
| } |
| } |
| |
| } |