| /** |
| * 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.hdfs.server.namenode; |
| |
| import org.apache.hadoop.hdfs.server.namenode.INode; |
| import org.apache.hadoop.hdfs.DFSUtil; |
| import org.apache.hadoop.fs.Path; |
| |
| import org.junit.Test; |
| |
| import java.util.Arrays; |
| |
| import static org.junit.Assert.*; |
| |
| |
| /** |
| * |
| */ |
| public class TestPathComponents { |
| |
| @Test |
| public void testBytes2ByteArray() throws Exception { |
| testString("/"); |
| testString("/file"); |
| testString("/directory/"); |
| testString("//"); |
| testString("/dir//file"); |
| testString("/dir/dir1//"); |
| } |
| |
| public void testString(String str) throws Exception { |
| String pathString = str; |
| byte[][] oldPathComponents = INode.getPathComponents(pathString); |
| byte[][] newPathComponents = |
| DFSUtil.bytes2byteArray(pathString.getBytes("UTF-8"), |
| (byte) Path.SEPARATOR_CHAR); |
| if (oldPathComponents[0] == null) { |
| assertTrue(oldPathComponents[0] == newPathComponents[0]); |
| } else { |
| assertTrue("Path components do not match for " + pathString, |
| Arrays.deepEquals(oldPathComponents, newPathComponents)); |
| } |
| } |
| } |