/* * SPDX-License-Identifier: Apache-2.0 * * The OpenSearch Contributors require contributions made to * this file be licensed under the Apache-2.0 license or a * compatible open source license. */ /* * Licensed to Elasticsearch under one or more contributor * license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright * ownership. Elasticsearch 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. */ /* * Modifications Copyright OpenSearch Contributors. See * GitHub history for details. */ package org.opensearch.common.util.concurrent; import org.opensearch.ExceptionsHelper; import org.opensearch.test.OpenSearchTestCase; import java.util.concurrent.RejectedExecutionException; import java.util.concurrent.atomic.AtomicBoolean; import java.util.concurrent.atomic.AtomicReference; import static org.hamcrest.Matchers.equalTo; public final class TimedRunnableTests extends OpenSearchTestCase { public void testTimedRunnableDelegatesToAbstractRunnable() { final boolean isForceExecution = randomBoolean(); final AtomicBoolean onAfter = new AtomicBoolean(); final AtomicReference<Exception> onRejection = new AtomicReference<>(); final AtomicBoolean doRun = new AtomicBoolean(); final AbstractRunnable runnable = new AbstractRunnable() { @Override public boolean isForceExecution() { return isForceExecution; } @Override public void onAfter() { onAfter.set(true); } @Override public void onRejection(final Exception e) { onRejection.set(e); } @Override public void onFailure(final Exception e) {} @Override protected void doRun() throws Exception { doRun.set(true); } }; final TimedRunnable timedRunnable = new TimedRunnable(runnable); assertThat(timedRunnable.isForceExecution(), equalTo(isForceExecution)); final Exception rejection = new RejectedExecutionException(); timedRunnable.onRejection(rejection); assertThat(onRejection.get(), equalTo(rejection)); timedRunnable.run(); assertTrue(doRun.get()); assertTrue(onAfter.get()); } public void testTimedRunnableDelegatesRunInFailureCase() { final AtomicBoolean onAfter = new AtomicBoolean(); final AtomicReference<Exception> onFailure = new AtomicReference<>(); final AtomicBoolean doRun = new AtomicBoolean(); final Exception exception = new Exception(); final AbstractRunnable runnable = new AbstractRunnable() { @Override public void onAfter() { onAfter.set(true); } @Override public void onFailure(final Exception e) { onFailure.set(e); } @Override protected void doRun() throws Exception { doRun.set(true); throw exception; } }; final TimedRunnable timedRunnable = new TimedRunnable(runnable); timedRunnable.run(); assertTrue(doRun.get()); assertThat(onFailure.get(), equalTo(exception)); assertTrue(onAfter.get()); } public void testTimedRunnableRethrowsExceptionWhenNotAbstractRunnable() { final AtomicBoolean hasRun = new AtomicBoolean(); final RuntimeException exception = new RuntimeException(); final Runnable runnable = () -> { hasRun.set(true); throw exception; }; final TimedRunnable timedRunnable = new TimedRunnable(runnable); final RuntimeException thrown = expectThrows(RuntimeException.class, () -> timedRunnable.run()); assertTrue(hasRun.get()); assertSame(exception, thrown); } public void testTimedRunnableRethrowsRejectionWhenNotAbstractRunnable() { final AtomicBoolean hasRun = new AtomicBoolean(); final RuntimeException exception = new RuntimeException(); final Runnable runnable = () -> { hasRun.set(true); throw new AssertionError("should not run"); }; final TimedRunnable timedRunnable = new TimedRunnable(runnable); final RuntimeException thrown = expectThrows(RuntimeException.class, () -> timedRunnable.onRejection(exception)); assertFalse(hasRun.get()); assertSame(exception, thrown); } public void testTimedRunnableExecutesNestedOnAfterOnce() { final AtomicBoolean afterRan = new AtomicBoolean(false); new TimedRunnable(new AbstractRunnable() { @Override public void onFailure(final Exception e) {} @Override protected void doRun() {} @Override public void onAfter() { if (afterRan.compareAndSet(false, true) == false) { fail("onAfter should have only been called once"); } } }).run(); assertTrue(afterRan.get()); } public void testNestedOnFailureTriggersOnlyOnce() { final Exception expectedException = new RuntimeException(); final AtomicBoolean onFailureRan = new AtomicBoolean(false); RuntimeException thrown = expectThrows(RuntimeException.class, () -> new TimedRunnable(new AbstractRunnable() { @Override public void onFailure(Exception e) { if (onFailureRan.compareAndSet(false, true) == false) { fail("onFailure should have only been called once"); } ExceptionsHelper.reThrowIfNotNull(e); } @Override protected void doRun() throws Exception { throw expectedException; } }).run()); assertTrue(onFailureRan.get()); assertSame(thrown, expectedException); } }