| /* |
| * |
| * 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.bookkeeper.util; |
| |
| import java.io.File; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.concurrent.TimeUnit; |
| import java.util.function.BooleanSupplier; |
| |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.bookkeeper.bookie.BookieImpl; |
| import org.apache.bookkeeper.client.LedgerHandle; |
| import org.apache.bookkeeper.client.api.ReadHandle; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.junit.Assert; |
| |
| /** |
| * Test utilities. |
| */ |
| @Slf4j |
| public final class TestUtils { |
| |
| private TestUtils() {} |
| |
| public static boolean hasLogFiles(File ledgerDirectory, boolean partial, Integer... logsId) { |
| boolean result = partial ? false : true; |
| Set<Integer> logs = new HashSet<Integer>(); |
| for (File file : BookieImpl.getCurrentDirectory(ledgerDirectory).listFiles()) { |
| if (file.isFile()) { |
| String name = file.getName(); |
| if (!name.endsWith(".log")) { |
| continue; |
| } |
| logs.add(Integer.parseInt(name.split("\\.")[0], 16)); |
| } |
| } |
| for (Integer logId : logsId) { |
| boolean exist = logs.contains(logId); |
| if ((partial && exist) |
| || (!partial && !exist)) { |
| return !result; |
| } |
| } |
| return result; |
| } |
| |
| public static void waitUntilLacUpdated(ReadHandle rh, long newLac) throws Exception { |
| long lac = rh.getLastAddConfirmed(); |
| while (lac < newLac) { |
| TimeUnit.MILLISECONDS.sleep(20); |
| lac = rh.readLastAddConfirmed(); |
| } |
| } |
| |
| public static long waitUntilExplicitLacUpdated(LedgerHandle rh, long newLac) throws Exception { |
| long lac; |
| while ((lac = rh.readExplicitLastConfirmed()) < newLac) { |
| TimeUnit.MILLISECONDS.sleep(20); |
| } |
| return lac; |
| } |
| |
| public static void assertEventuallyTrue(String description, BooleanSupplier predicate) throws Exception { |
| assertEventuallyTrue(description, predicate, 10, TimeUnit.SECONDS); |
| } |
| |
| public static void assertEventuallyTrue(String description, BooleanSupplier predicate, |
| long duration, TimeUnit unit) throws Exception { |
| long iterations = unit.toMillis(duration) / 100; |
| for (int i = 0; i < iterations && !predicate.getAsBoolean(); i++) { |
| Thread.sleep(100); |
| } |
| Assert.assertTrue(description, predicate.getAsBoolean()); |
| } |
| |
| public static int countNumOfFiles(File[] folderNames, String... extensions) { |
| int count = 0; |
| for (int i = 0; i < folderNames.length; i++) { |
| Collection<File> filesCollection = FileUtils.listFiles(folderNames[i], extensions, true); |
| count += filesCollection.size(); |
| } |
| return count; |
| } |
| |
| } |