HADOOP-4228. Update the unit test file.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.18@704178 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/hadoop/dfs/TestDataNodeMetrics.java

@@ -51,56 +51,3 @@ public class TestDataNodeMetrics extends TestCase {
     }
   }
 }
-/**
- * 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.dfs;
-
-import java.util.List;
-
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.dfs.DFSTestUtil;
-import org.apache.hadoop.dfs.MiniDFSCluster;
-import org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics;
-import org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics;
-import org.apache.hadoop.conf.Configuration;
-import junit.framework.TestCase;
-
-public class TestDataNodeMetrics extends TestCase {
-  
-  public void testDataNodeMetrics() throws Exception {
-    Configuration conf = new Configuration();
-    conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
-    MiniDFSCluster cluster = new MiniDFSCluster(conf, 1, true, null);
-    try {
-      FileSystem fs = cluster.getFileSystem();
-      final long LONG_FILE_LEN = Integer.MAX_VALUE+1L; 
-      DFSTestUtil.createFile(fs, new Path("/tmp.txt"),
-          LONG_FILE_LEN, (short)1, 1L);
-      List<DataNode> datanodes = cluster.getDataNodes();
-      assertEquals(datanodes.size(), 1);
-      DataNode datanode = datanodes.get(0);
-      DataNodeMetrics metrics = datanode.getMetrics();
-      DataNodeStatistics statistics = new DataNodeStatistics(
-          metrics, datanode.dnRegistration.storageID);
-      assertEquals(LONG_FILE_LEN, statistics.getBytesWritten());
-    } finally {
-      if (cluster != null) {cluster.shutdown();}
-    }
-  }
-}