| /** |
| * 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.oozie.util; |
| |
| import org.apache.hadoop.io.Text; |
| import org.junit.Test; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| |
| import static junit.framework.Assert.assertEquals; |
| import static junit.framework.Assert.assertNull; |
| |
| public class TestWritableUtils { |
| |
| @Test |
| public void testWritableUtils() throws Exception { |
| Text t = new Text(); |
| t.set("hello"); |
| byte[] array = WritableUtils.toByteArray(t); |
| Text tt = WritableUtils.fromByteArray(array, Text.class); |
| assertEquals("hello", tt.toString()); |
| } |
| |
| @Test |
| public void testWriteReadStr() throws IOException { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| DataOutputStream dos = new DataOutputStream(baos); |
| WritableUtils.writeStr(dos, "a"); |
| WritableUtils.writeStr(dos, null); |
| WritableUtils.writeStr(dos, "b"); |
| dos.close(); |
| DataInputStream dis = new DataInputStream(new ByteArrayInputStream(baos.toByteArray())); |
| assertEquals("a", WritableUtils.readStr(dis)); |
| assertNull(WritableUtils.readStr(dis)); |
| assertEquals("b", WritableUtils.readStr(dis)); |
| |
| } |
| } |