MAPREDUCE-2623. Update ClusterMapReduceTestCase to use MiniDFSCluster.Builder. Contributed by Harsh J Chouraria

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1147981 13f79535-47bb-0310-9956-ffa450edef68

mapreduce/CHANGES.txt

@@ -200,6 +200,9 @@ Trunk (unreleased changes)
     MAPREDUCE-2249. Check the reflexive property of Counters objects when
     comparing equality. (Devaraj K via todd)
 
+    MAPREDUCE-2623. Update ClusterMapReduceTestCase to use
+    MiniDFSCluster.Builder (Harsh J Chouraria via eli)
+
   OPTIMIZATIONS
 
     MAPREDUCE-2026. Make JobTracker.getJobCounters() and

mapreduce/src/test/mapred/org/apache/hadoop/mapred/ClusterMapReduceTestCase.java

@@ -78,7 +78,8 @@ public abstract class ClusterMapReduceTestCase extends TestCase {
           conf.set((String) entry.getKey(), (String) entry.getValue());
         }
       }
-      dfsCluster = new MiniDFSCluster(conf, 2, reformatDFS, null);
+      dfsCluster = new MiniDFSCluster.Builder(conf).numDataNodes(2)
+      .format(reformatDFS).racks(null).build();
 
       ConfigurableMiniMRCluster.setConfiguration(props);
       //noinspection deprecation