/**
* 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.datanode;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.LocalFileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.junit.Test;
import java.io.File;
import java.net.URI;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import static org.apache.hadoop.test.MockitoMaker.make;
import static org.apache.hadoop.test.MockitoMaker.stub;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class TestDataDirs {
@Test
public void testGetDataDirsFromURIs() throws Throwable {
File localDir = make(stub(File.class).returning(true).from.exists());
when(localDir.mkdir()).thenReturn(true);
FsPermission normalPerm = new FsPermission("700");
FsPermission badPerm = new FsPermission("000");
FileStatus stat = make(
stub(FileStatus.class).returning(normalPerm, normalPerm, badPerm).from
.getPermission());
when(stat.isDirectory()).thenReturn(true);
LocalFileSystem fs = make(stub(LocalFileSystem.class).returning(stat).from
.getFileStatus(any(Path.class)));
when(fs.pathToFile(any(Path.class))).thenReturn(localDir);
Collection<URI> uris = Arrays
.asList(new URI("file:/p1/"), new URI("file:/p2/"),
new URI("file:/p3/"));
List<File> dirs = DataNode.getDataDirsFromURIs(uris, fs, normalPerm);
verify(fs, times(2)).setPermission(any(Path.class), eq(normalPerm));
verify(fs, times(6)).getFileStatus(any(Path.class));
assertEquals("number of valid data dirs", dirs.size(), 1);
}
}