| /** |
| * 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.fs; |
| |
| import static org.junit.Assert.*; |
| |
| import org.apache.hadoop.fs.Options.ChecksumOpt; |
| import org.apache.hadoop.util.DataChecksum; |
| |
| import org.junit.Test; |
| |
| public class TestFsOptions { |
| |
| @Test |
| public void testProcessChecksumOpt() { |
| ChecksumOpt defaultOpt = new ChecksumOpt(DataChecksum.Type.CRC32, 512); |
| ChecksumOpt finalOpt; |
| |
| // Give a null |
| finalOpt = ChecksumOpt.processChecksumOpt(defaultOpt, null); |
| checkParams(defaultOpt, finalOpt); |
| |
| // null with bpc |
| finalOpt = ChecksumOpt.processChecksumOpt(defaultOpt, null, 1024); |
| checkParams(DataChecksum.Type.CRC32, 1024, finalOpt); |
| |
| ChecksumOpt myOpt = new ChecksumOpt(); |
| |
| // custom with unspecified parameters |
| finalOpt = ChecksumOpt.processChecksumOpt(defaultOpt, myOpt); |
| checkParams(defaultOpt, finalOpt); |
| |
| myOpt = new ChecksumOpt(DataChecksum.Type.CRC32C, 2048); |
| |
| // custom config |
| finalOpt = ChecksumOpt.processChecksumOpt(defaultOpt, myOpt); |
| checkParams(DataChecksum.Type.CRC32C, 2048, finalOpt); |
| |
| // custom config + bpc |
| finalOpt = ChecksumOpt.processChecksumOpt(defaultOpt, myOpt, 4096); |
| checkParams(DataChecksum.Type.CRC32C, 4096, finalOpt); |
| } |
| |
| private void checkParams(ChecksumOpt expected, ChecksumOpt obtained) { |
| assertEquals(expected.getChecksumType(), obtained.getChecksumType()); |
| assertEquals(expected.getBytesPerChecksum(), obtained.getBytesPerChecksum()); |
| } |
| |
| private void checkParams(DataChecksum.Type type, int bpc, ChecksumOpt obtained) { |
| assertEquals(type, obtained.getChecksumType()); |
| assertEquals(bpc, obtained.getBytesPerChecksum()); |
| } |
| } |