| /* |
| * 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.samza.serializers; |
| |
| import java.nio.ByteBuffer; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| |
| public class TestByteBufferSerde { |
| @Test |
| public void testSerde() { |
| ByteBufferSerde serde = new ByteBufferSerde(); |
| assertNull(serde.toBytes(null)); |
| assertNull(serde.fromBytes(null)); |
| |
| byte[] bytes = "A lazy way of creating a byte array".getBytes(); |
| ByteBuffer byteBuffer = ByteBuffer.wrap(bytes); |
| byteBuffer.mark(); |
| assertArrayEquals(bytes, serde.toBytes(byteBuffer)); |
| byteBuffer.reset(); |
| assertEquals(byteBuffer, serde.fromBytes(bytes)); |
| } |
| |
| @Test |
| public void testSerializationPreservesInput() { |
| ByteBufferSerde serde = new ByteBufferSerde(); |
| byte[] bytes = "A lazy way of creating a byte array".getBytes(); |
| ByteBuffer byteBuffer = ByteBuffer.wrap(bytes); |
| byteBuffer.get(); // advance position by 1 |
| serde.toBytes(byteBuffer); |
| |
| assertEquals(byteBuffer.capacity(), byteBuffer.limit()); |
| assertEquals(1, byteBuffer.position()); |
| } |
| } |