| /* |
| * 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.storm.serialization; |
| |
| import com.google.common.collect.Lists; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.apache.storm.Config; |
| import org.apache.storm.testing.TestSerObject; |
| import org.apache.storm.utils.Utils; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| // FIXME: it should be moved to storm-client when serialization-test.clj can be removed |
| public class SerializationTest { |
| |
| @Test |
| public void testJavaSerialization() throws IOException { |
| Object obj = new TestSerObject(1, 2); |
| List<Object> vals = Lists.newArrayList(obj); |
| |
| Map<String, Object> conf = new HashMap<>(); |
| conf.put(Config.TOPOLOGY_KRYO_REGISTER, new HashMap<String, String>() {{ |
| put("org.apache.storm.testing.TestSerObject", null); |
| }}); |
| conf.put(Config.TOPOLOGY_FALL_BACK_ON_JAVA_SERIALIZATION, false); |
| try { |
| roundtrip(vals, conf); |
| Assert.fail("Expected Exception not Thrown for config: " + conf); |
| } catch (Exception e) { |
| } |
| |
| conf.clear(); |
| conf.put(Config.TOPOLOGY_FALL_BACK_ON_JAVA_SERIALIZATION, true); |
| Assert.assertEquals(vals, roundtrip(vals, conf)); |
| } |
| |
| @Test |
| public void testKryoDecorator() throws IOException { |
| Object obj = new TestSerObject(1, 2); |
| List<Object> vals = Lists.newArrayList(obj); |
| |
| Map<String, Object> conf = new HashMap<>(); |
| conf.put(Config.TOPOLOGY_FALL_BACK_ON_JAVA_SERIALIZATION, false); |
| try { |
| roundtrip(vals, conf); |
| Assert.fail("Expected Exception not Thrown for config: " + conf); |
| } catch (Exception e) { |
| } |
| |
| conf.put(Config.TOPOLOGY_KRYO_DECORATORS, Lists.newArrayList("org.apache.storm.testing.TestKryoDecorator")); |
| Assert.assertEquals(vals, roundtrip(vals, conf)); |
| } |
| |
| @Test |
| public void testStringSerialization() throws IOException { |
| isRoundtrip(Lists.newArrayList("a", "bb", "cbe")); |
| isRoundtrip(Lists.newArrayList(mkString(64 * 1024))); |
| isRoundtrip(Lists.newArrayList(mkString(1024 * 1024))); |
| isRoundtrip(Lists.newArrayList(mkString(1024 * 1024 * 2))); |
| } |
| |
| private Map<String, Object> mkConf(Map<String, Object> extra) { |
| Map<String, Object> config = Utils.readDefaultConfig(); |
| config.putAll(extra); |
| return config; |
| } |
| |
| private byte[] serialize(List<Object> vals, Map<String, Object> conf) throws IOException { |
| KryoValuesSerializer serializer = new KryoValuesSerializer(mkConf(conf)); |
| return serializer.serialize(vals); |
| } |
| |
| private List<Object> deserialize(byte[] bytes, Map<String, Object> conf) throws IOException { |
| KryoValuesDeserializer deserializer = new KryoValuesDeserializer(mkConf(conf)); |
| return deserializer.deserialize(bytes); |
| } |
| |
| private List<Object> roundtrip(List<Object> vals) throws IOException { |
| return roundtrip(vals, new HashMap<>()); |
| } |
| |
| private List<Object> roundtrip(List<Object> vals, Map<String, Object> conf) throws IOException { |
| return deserialize(serialize(vals, conf), conf); |
| } |
| |
| private String mkString(int size) { |
| StringBuilder sb = new StringBuilder(); |
| while (size-- > 0) { |
| sb.append("a"); |
| } |
| return sb.toString(); |
| } |
| |
| public void isRoundtrip(List vals) throws IOException { |
| Assert.assertEquals(vals, roundtrip(vals)); |
| } |
| } |