| /** |
| * 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.hadoop.io; |
| |
| import java.io.IOException; |
| |
| import org.junit.Test; |
| import static org.junit.Assert.*; |
| |
| public class TestBooleanWritable { |
| |
| @Test |
| public void testCompareUnequalWritables() throws Exception { |
| DataOutputBuffer bTrue = writeWritable(new BooleanWritable(true)); |
| DataOutputBuffer bFalse = writeWritable(new BooleanWritable(false)); |
| WritableComparator writableComparator = |
| WritableComparator.get(BooleanWritable.class); |
| |
| assertEquals(0, compare(writableComparator, bTrue, bTrue)); |
| assertEquals(0, compare(writableComparator, bFalse, bFalse)); |
| assertEquals(1, compare(writableComparator, bTrue, bFalse)); |
| assertEquals(-1, compare(writableComparator, bFalse, bTrue)); |
| } |
| |
| private int compare(WritableComparator writableComparator, |
| DataOutputBuffer buf1, DataOutputBuffer buf2) { |
| return writableComparator.compare(buf1.getData(), 0, buf1.size(), |
| buf2.getData(), 0, buf2.size()); |
| } |
| |
| protected DataOutputBuffer writeWritable(Writable writable) |
| throws IOException { |
| DataOutputBuffer out = new DataOutputBuffer(1024); |
| writable.write(out); |
| out.flush(); |
| return out; |
| } |
| } |