HDFS-5667. Add test missed in previous checkin

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1555956 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Arpit Agarwal 2014-01-06 18:14:05 +00:00
parent fb2406a635
commit 410f3a9f60
1 changed files with 113 additions and 0 deletions

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/**
* 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 java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.*;
import org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.hdfs.server.protocol.DatanodeRegistration;
import org.apache.hadoop.hdfs.server.protocol.DatanodeStorage;
import org.apache.hadoop.hdfs.server.protocol.StorageReport;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.Mockito;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertThat;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyInt;
import static org.mockito.Matchers.anyLong;
public class TestStorageReport {
public static final Log LOG = LogFactory.getLog(TestStorageReport.class);
private static short REPL_FACTOR = 1;
private static final StorageType storageType = StorageType.SSD; // pick non-default.
private static Configuration conf;
private MiniDFSCluster cluster;
private DistributedFileSystem fs;
static String bpid;
@Before
public void startUpCluster() throws IOException {
conf = new HdfsConfiguration();
cluster = new MiniDFSCluster.Builder(conf)
.numDataNodes(REPL_FACTOR)
.storageType(storageType)
.build();
fs = cluster.getFileSystem();
bpid = cluster.getNamesystem().getBlockPoolId();
}
@After
public void shutDownCluster() throws IOException {
if (cluster != null) {
fs.close();
cluster.shutdown();
cluster = null;
}
}
/**
* Ensure that storage type and storage state are propagated
* in Storage Reports.
*/
@Test
public void testStorageReportHasStorageTypeAndState() throws IOException {
// Make sure we are not testing with the default type, that would not
// be a very good test.
assertNotSame(storageType, StorageType.DEFAULT);
NameNode nn = cluster.getNameNode();
DataNode dn = cluster.getDataNodes().get(0);
// Insert a spy object for the NN RPC.
DatanodeProtocolClientSideTranslatorPB nnSpy =
DataNodeTestUtils.spyOnBposToNN(dn, nn);
// Trigger a heartbeat so there is an interaction with the spy
// object.
DataNodeTestUtils.triggerHeartbeat(dn);
// Verify that the callback passed in the expected parameters.
ArgumentCaptor<StorageReport[]> captor =
ArgumentCaptor.forClass(StorageReport[].class);
Mockito.verify(nnSpy).sendHeartbeat(
any(DatanodeRegistration.class),
captor.capture(),
anyLong(), anyLong(), anyInt(), anyInt(), anyInt());
StorageReport[] reports = captor.getValue();
for (StorageReport report: reports) {
assertThat(report.getStorage().getStorageType(), is(storageType));
assertThat(report.getStorage().getState(), is(DatanodeStorage.State.NORMAL));
}
}
}