/* * 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.accumulo.test.functional; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertTrue; import java.io.File; import java.util.ArrayList; import java.util.List; import java.util.concurrent.atomic.AtomicReference; import org.apache.commons.io.FileUtils; import org.junit.BeforeClass; import org.junit.Test; public class ZooCacheIT extends ConfigurableMacBase { @Override protected int defaultTimeoutSeconds() { return 2 * 60; } private static String pathName = "/zcTest-42"; private static File testDir; @BeforeClass public static void createTestDirectory() { testDir = new File(createTestDir(ZooCacheIT.class.getName()), pathName); FileUtils.deleteQuietly(testDir); assertTrue(testDir.mkdir()); } @Test public void test() throws Exception { assertEquals(0, exec(CacheTestClean.class, pathName, testDir.getAbsolutePath()).waitFor()); final AtomicReference<Exception> ref = new AtomicReference<>(); List<Thread> threads = new ArrayList<>(); for (int i = 0; i < 3; i++) { Thread reader = new Thread() { @Override public void run() { try { CacheTestReader.main(new String[] {pathName, testDir.getAbsolutePath(), getConnector().getInstance().getZooKeepers()}); } catch (Exception ex) { ref.set(ex); } } }; reader.start(); threads.add(reader); } assertEquals(0, exec(CacheTestWriter.class, pathName, testDir.getAbsolutePath(), "3", "50").waitFor()); for (Thread t : threads) { t.join(); if (ref.get() != null) throw ref.get(); } } }