| /** |
| * 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 com.datatorrent.lib.codec; |
| |
| import java.io.IOException; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.google.common.base.Preconditions; |
| |
| import com.datatorrent.netlet.util.Slice; |
| |
| /** |
| * Tests for {@link KryoSerializableStreamCodec} |
| * |
| */ |
| public class KryoStreamCodecTest |
| { |
| |
| public static class TestTuple |
| { |
| final Integer field; |
| |
| @SuppressWarnings("unused") |
| private TestTuple() |
| { |
| this.field = 0; |
| } |
| |
| public TestTuple(Integer x) |
| { |
| this.field = Preconditions.checkNotNull(x, "x"); |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| return o.getClass() == this.getClass() && ((TestTuple)o).field.equals(this.field); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return TestTuple.class.hashCode() ^ this.field.hashCode(); |
| } |
| } |
| |
| public static class TestKryoStreamCodec extends KryoSerializableStreamCodec<TestTuple> |
| { |
| |
| public TestKryoStreamCodec() |
| { |
| super(); |
| } |
| |
| @Override |
| public int getPartition(TestTuple testTuple) |
| { |
| return testTuple.field; |
| } |
| } |
| |
| @Test |
| public void testSomeMethod() throws IOException |
| { |
| TestKryoStreamCodec coder = new TestKryoStreamCodec(); |
| TestKryoStreamCodec decoder = new TestKryoStreamCodec(); |
| |
| KryoSerializableStreamCodec<Object> objCoder = new KryoSerializableStreamCodec<Object>(); |
| Slice sliceOfObj = objCoder.toByteArray(10); |
| Integer decodedObj = (Integer)objCoder.fromByteArray(sliceOfObj); |
| |
| Assert.assertEquals("codec", decodedObj.intValue(), 10); |
| |
| TestTuple tp = new TestTuple(5); |
| |
| Slice dsp1 = coder.toByteArray(tp); |
| Slice dsp2 = coder.toByteArray(tp); |
| Assert.assertEquals(dsp1, dsp2); |
| |
| Object tcObject1 = decoder.fromByteArray(dsp1); |
| assert (tp.equals(tcObject1)); |
| |
| Object tcObject2 = decoder.fromByteArray(dsp2); |
| assert (tp.equals(tcObject2)); |
| |
| dsp1 = coder.toByteArray(tp); |
| dsp2 = coder.toByteArray(tp); |
| Assert.assertEquals(dsp1, dsp2); |
| } |
| |
| @Test |
| public void testFinalFieldSerialization() throws Exception |
| { |
| TestTuple t1 = new TestTuple(5); |
| TestKryoStreamCodec codec = new TestKryoStreamCodec(); |
| |
| Slice dsp = codec.toByteArray(t1); |
| TestTuple t2 = (TestTuple)codec.fromByteArray(dsp); |
| Assert.assertEquals("", t1.field, t2.field); |
| } |
| } |