| /** |
| * 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.record; |
| |
| import junit.framework.*; |
| |
| /** |
| * A Unit test for Record I/O Buffer class |
| */ |
| public class TestBuffer extends TestCase { |
| |
| public TestBuffer(String testName) { |
| super(testName); |
| } |
| |
| /** |
| * Test of set method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testSet() { |
| final byte[] bytes = new byte[10]; |
| final Buffer instance = new Buffer(); |
| |
| instance.set(bytes); |
| |
| assertEquals("set failed", bytes, instance.get()); |
| } |
| |
| /** |
| * Test of copy method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testCopy() { |
| final byte[] bytes = new byte[10]; |
| final int offset = 6; |
| final int length = 3; |
| for (int idx = 0; idx < 10; idx ++) { |
| bytes[idx] = (byte) idx; |
| } |
| final Buffer instance = new Buffer(); |
| |
| instance.copy(bytes, offset, length); |
| |
| assertEquals("copy failed", 3, instance.getCapacity()); |
| assertEquals("copy failed", 3, instance.get().length); |
| for (int idx = 0; idx < 3; idx++) { |
| assertEquals("Buffer content corrupted", idx+6, instance.get()[idx]); |
| } |
| } |
| |
| /** |
| * Test of getCount method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testGetCount() { |
| final Buffer instance = new Buffer(); |
| |
| final int expResult = 0; |
| final int result = instance.getCount(); |
| assertEquals("getSize failed", expResult, result); |
| } |
| |
| /** |
| * Test of getCapacity method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testGetCapacity() { |
| final Buffer instance = new Buffer(); |
| |
| final int expResult = 0; |
| final int result = instance.getCapacity(); |
| assertEquals("getCapacity failed", expResult, result); |
| |
| instance.setCapacity(100); |
| assertEquals("setCapacity failed", 100, instance.getCapacity()); |
| } |
| |
| /** |
| * Test of truncate method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testTruncate() { |
| final Buffer instance = new Buffer(); |
| instance.setCapacity(100); |
| assertEquals("setCapacity failed", 100, instance.getCapacity()); |
| |
| instance.truncate(); |
| assertEquals("truncate failed", 0, instance.getCapacity()); |
| } |
| |
| /** |
| * Test of append method, of class org.apache.hadoop.record.Buffer. |
| */ |
| public void testAppend() { |
| final byte[] bytes = new byte[100]; |
| final int offset = 0; |
| final int length = 100; |
| for (int idx = 0; idx < 100; idx++) { |
| bytes[idx] = (byte) (100-idx); |
| } |
| |
| final Buffer instance = new Buffer(); |
| |
| instance.append(bytes, offset, length); |
| |
| assertEquals("Buffer size mismatch", 100, instance.getCount()); |
| |
| for (int idx = 0; idx < 100; idx++) { |
| assertEquals("Buffer contents corrupted", 100-idx, instance.get()[idx]); |
| } |
| |
| } |
| } |