| /* |
| * 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.statelib.impl.kv; |
| |
| import static com.google.common.base.Charsets.UTF_8; |
| import static org.apache.bookkeeper.common.concurrent.FutureUtils.result; |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertNull; |
| |
| import com.google.common.io.Files; |
| import java.io.File; |
| import java.net.URI; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.bookkeeper.common.coder.ByteArrayCoder; |
| import org.apache.bookkeeper.statelib.api.StateStoreSpec; |
| import org.apache.commons.io.FileUtils; |
| import org.apache.distributedlog.DLMTestUtil; |
| import org.apache.distributedlog.TestDistributedLogBase; |
| import org.apache.distributedlog.api.namespace.Namespace; |
| import org.apache.distributedlog.api.namespace.NamespaceBuilder; |
| import org.junit.After; |
| import org.junit.AfterClass; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| /** |
| * Unit test of {@link RocksdbKVStore}. |
| */ |
| @Slf4j |
| public class TestRocksdbKVAsyncStore extends TestDistributedLogBase { |
| |
| private static URI uri; |
| private static Namespace namespace; |
| |
| @BeforeClass |
| public static void setupCluster() throws Exception { |
| TestDistributedLogBase.setupCluster(); |
| uri = DLMTestUtil.createDLMURI(zkPort, "/mvcc"); |
| conf.setPeriodicFlushFrequencyMilliSeconds(2); |
| conf.setWriteLockEnabled(false); |
| namespace = NamespaceBuilder.newBuilder() |
| .conf(conf) |
| .uri(uri) |
| .clientId("test-mvcc-async-store") |
| .build(); |
| } |
| |
| @AfterClass |
| public static void teardownCluster() throws Exception { |
| if (null != namespace) { |
| namespace.close(); |
| } |
| TestDistributedLogBase.teardownCluster(); |
| } |
| |
| private String streamName; |
| private File tempDir; |
| private RocksdbKVAsyncStore<byte[], byte[]> store; |
| |
| @Before |
| @Override |
| public void setup() throws Exception { |
| super.setup(); |
| ensureURICreated(uri); |
| |
| tempDir = Files.createTempDir(); |
| |
| store = new RocksdbKVAsyncStore<>( |
| () -> new RocksdbKVStore<>(), |
| () -> namespace); |
| } |
| |
| private StateStoreSpec initSpec(String streamName) { |
| return StateStoreSpec.builder() |
| .name(streamName) |
| .keyCoder(ByteArrayCoder.of()) |
| .valCoder(ByteArrayCoder.of()) |
| .stream(streamName) |
| .localStateStoreDir(tempDir) |
| .build(); |
| } |
| |
| @After |
| @Override |
| public void teardown() throws Exception { |
| if (null != streamName) { |
| namespace.deleteLog(streamName); |
| } |
| |
| if (null != store) { |
| store.close(); |
| } |
| if (null != tempDir) { |
| FileUtils.deleteDirectory(tempDir); |
| } |
| super.teardown(); |
| } |
| |
| @Test(expected = NullPointerException.class) |
| public void testInitMissingStreamName() throws Exception { |
| this.streamName = "test-init-missing-stream-name"; |
| StateStoreSpec spec = StateStoreSpec.builder() |
| .name(streamName) |
| .keyCoder(ByteArrayCoder.of()) |
| .valCoder(ByteArrayCoder.of()) |
| .localStateStoreDir(tempDir) |
| .build(); |
| result(store.init(spec)); |
| } |
| |
| private byte[] getKey(int i) { |
| return String.format("key-%05d", i).getBytes(UTF_8); |
| } |
| |
| private byte[] getValue(int i) { |
| return String.format("value-%05d", i).getBytes(UTF_8); |
| } |
| |
| @Test |
| public void testBasicOps() throws Exception { |
| this.streamName = "test-basic-ops"; |
| StateStoreSpec spec = initSpec(streamName); |
| result(store.init(spec)); |
| |
| // normal put |
| { |
| assertNull(result(store.get(getKey(0)))); |
| result(store.put(getKey(0), getValue(0))); |
| assertArrayEquals(getValue(0), result(store.get(getKey(0)))); |
| } |
| |
| // putIfAbsent |
| { |
| // failure case |
| assertArrayEquals(getValue(0), result(store.putIfAbsent(getKey(0), getValue(99)))); |
| assertArrayEquals(getValue(0), result(store.get(getKey(0)))); |
| // success case |
| byte[] key1 = getKey(1); |
| assertNull(result(store.putIfAbsent(key1, getValue(1)))); |
| assertArrayEquals(getValue(1), result(store.get(key1))); |
| } |
| |
| // delete(k) |
| { |
| // key not found |
| assertNull(result(store.delete(getKey(99)))); |
| // key exists |
| int key = 0; |
| assertArrayEquals(getValue(key), result(store.get(getKey(key)))); |
| assertArrayEquals(getValue(key), result(store.delete(getKey(key)))); |
| assertNull(result(store.get(getKey(key)))); |
| } |
| } |
| |
| } |