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From bo...@apache.org
Subject svn commit: r1400192 - in /hadoop/common/trunk/hadoop-mapreduce-project: CHANGES.txt hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java
Date Fri, 19 Oct 2012 17:51:34 GMT
Author: bobby
Date: Fri Oct 19 17:51:33 2012
New Revision: 1400192

URL: http://svn.apache.org/viewvc?rev=1400192&view=rev
Log:
MAPREDUCE-4479. Fix parameter order in assertEquals() in TestCombineInputFileFormat.java (Mariappan
Asokan via bobby)

Modified:
    hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java

Modified: hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt?rev=1400192&r1=1400191&r2=1400192&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt Fri Oct 19 17:51:33 2012
@@ -590,6 +590,9 @@ Release 0.23.5 - UNRELEASED
     MAPREDUCE-4721. Task startup time in JHS is same as job startup time.
     (Ravi Prakash via bobby)
 
+    MAPREDUCE-4479. Fix parameter order in assertEquals() in 
+    TestCombineInputFileFormat.java (Mariappan Asokan via bobby)
+
 Release 0.23.4 - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java?rev=1400192&r1=1400191&r2=1400192&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/lib/input/TestCombineFileInputFormat.java
Fri Oct 19 17:51:33 2012
@@ -317,7 +317,7 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test0): " + split);
       }
-      assertEquals(splits.size(), 1);
+      assertEquals(1, splits.size());
       CombineFileSplit fileSplit = (CombineFileSplit) splits.get(0);
       assertEquals(2, fileSplit.getNumPaths());
       assertEquals(1, fileSplit.getLocations().length);
@@ -347,24 +347,24 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test1): " + split);
       }
-      assertEquals(splits.size(), 2);
+      assertEquals(2, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts2[0]); // should be on r2
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file1.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts1[0]); // should be on r1
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file2.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file2.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(hosts2[0], fileSplit.getLocations()[0]); // should be on r2
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file1.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(hosts1[0], fileSplit.getLocations()[0]); // should be on r1
 
       // create another file on 3 datanodes and 3 racks.
       dfs.startDataNodes(conf, 1, true, null, rack3, hosts3, null);
@@ -378,37 +378,37 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test2): " + split);
       }
-      assertEquals(splits.size(), 3);
+      assertEquals(3, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 3);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(2), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts3[0]); // should be on r3
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts2[0]); // should be on r2
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file1.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts1[0]); // should be on r1
+      assertEquals(3, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file3.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file3.getName(), fileSplit.getPath(2).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals(hosts3[0], fileSplit.getLocations()[0]); // should be on r3
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file2.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file2.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(hosts2[0], fileSplit.getLocations()[0]); // should be on r2
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file1.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(hosts1[0], fileSplit.getLocations()[0]); // should be on r1
 
       // create file4 on all three racks
       Path file4 = new Path(dir4 + "/file4");
@@ -420,37 +420,37 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test3): " + split);
       }
-      assertEquals(splits.size(), 3);
+      assertEquals(3, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 6);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(2), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts3[0]); // should be on r3
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts2[0]); // should be on r2
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file1.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts1[0]); // should be on r1
+      assertEquals(6, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file3.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file3.getName(), fileSplit.getPath(2).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals(hosts3[0], fileSplit.getLocations()[0]); // should be on r3
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file2.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file2.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(hosts2[0], fileSplit.getLocations()[0]); // should be on r2
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file1.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(hosts1[0], fileSplit.getLocations()[0]); // should be on r1
 
       // maximum split size is 2 blocks 
       inFormat = new DummyInputFormat();
@@ -462,35 +462,35 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test4): " + split);
       }
-      assertEquals(splits.size(), 5);
+      assertEquals(5, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(1), 0);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(1), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file3.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file4.getName(), fileSplit.getPath(1).getName());
+      assertEquals(0, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file4.getName(), fileSplit.getPath(0).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file4.getName(), fileSplit.getPath(1).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
 
       // maximum split size is 3 blocks 
       inFormat = new DummyInputFormat();
@@ -502,48 +502,48 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test5): " + split);
       }
-      assertEquals(splits.size(), 4);
+      assertEquals(4, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 3);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(2), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getPath(0).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(2),  2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host2.rack2.com");
+      assertEquals(3, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file3.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file3.getName(), fileSplit.getPath(2).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(file4.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file4.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file4.getName(), fileSplit.getPath(2).getName());
+      assertEquals( 2 * BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file2.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file2.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals("host2.rack2.com", fileSplit.getLocations()[0]);
       fileSplit = (CombineFileSplit) splits.get(3);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file1.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host1.rack1.com");
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file1.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals("host1.rack1.com", fileSplit.getLocations()[0]);
 
       // maximum split size is 4 blocks 
       inFormat = new DummyInputFormat();
@@ -553,42 +553,42 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test6): " + split);
       }
-      assertEquals(splits.size(), 3);
+      assertEquals(3, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 4);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file3.getName());
-      assertEquals(fileSplit.getOffset(2), 2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 4);
-      assertEquals(fileSplit.getPath(0).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(1).getName(), file2.getName());
-      assertEquals(fileSplit.getOffset(1), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(1), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(2).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(2), BLOCKSIZE);
-      assertEquals(fileSplit.getLength(2), BLOCKSIZE);
-      assertEquals(fileSplit.getPath(3).getName(), file4.getName());
-      assertEquals(fileSplit.getOffset(3),  2 * BLOCKSIZE);
-      assertEquals(fileSplit.getLength(3), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], "host2.rack2.com");
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getPath(0).getName(), file1.getName());
-      assertEquals(fileSplit.getOffset(0), 0);
-      assertEquals(fileSplit.getLength(0), BLOCKSIZE);
-      assertEquals(fileSplit.getLocations()[0], hosts1[0]); // should be on r1
+      assertEquals(4, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file3.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file3.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file3.getName(), fileSplit.getPath(2).getName());
+      assertEquals(2 * BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(4, fileSplit.getNumPaths());
+      assertEquals(file2.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(file2.getName(), fileSplit.getPath(1).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(1));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(1));
+      assertEquals(file4.getName(), fileSplit.getPath(2).getName());
+      assertEquals(BLOCKSIZE, fileSplit.getOffset(2));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(2));
+      assertEquals(file4.getName(), fileSplit.getPath(3).getName());
+      assertEquals( 2 * BLOCKSIZE, fileSplit.getOffset(3));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(3));
+      assertEquals("host2.rack2.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(file1.getName(), fileSplit.getPath(0).getName());
+      assertEquals(0, fileSplit.getOffset(0));
+      assertEquals(BLOCKSIZE, fileSplit.getLength(0));
+      assertEquals(hosts1[0], fileSplit.getLocations()[0]); // should be on r1
 
       // maximum split size is 7 blocks and min is 3 blocks
       inFormat = new DummyInputFormat();
@@ -601,15 +601,15 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test7): " + split);
       }
-      assertEquals(splits.size(), 2);
+      assertEquals(2, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 6);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getLocations()[0], "host3.rack3.com");
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 3);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getLocations()[0], "host1.rack1.com");
+      assertEquals(6, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals("host3.rack3.com", fileSplit.getLocations()[0]);
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(3, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals("host1.rack1.com", fileSplit.getLocations()[0]);
 
       // Rack 1 has file1, file2 and file3 and file4
       // Rack 2 has file2 and file3 and file4
@@ -624,19 +624,19 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test1): " + split);
       }
-      assertEquals(splits.size(), 3);
+      assertEquals(3, splits.size());
       fileSplit = (CombineFileSplit) splits.get(0);
-      assertEquals(fileSplit.getNumPaths(), 2);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getLocations()[0], hosts2[0]); // should be on r2
-      fileSplit = (CombineFileSplit) splits.get(1);
-      assertEquals(fileSplit.getNumPaths(), 1);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getLocations()[0], hosts1[0]); // should be on r1
-      fileSplit = (CombineFileSplit) splits.get(2);
-      assertEquals(fileSplit.getNumPaths(), 6);
-      assertEquals(fileSplit.getLocations().length, 1);
-      assertEquals(fileSplit.getLocations()[0], hosts3[0]); // should be on r3
+      assertEquals(2, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(hosts2[0], fileSplit.getLocations()[0]); // should be on r2
+      fileSplit = (CombineFileSplit) splits.get(1);
+      assertEquals(1, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(hosts1[0], fileSplit.getLocations()[0]); // should be on r1
+      fileSplit = (CombineFileSplit) splits.get(2);
+      assertEquals(6, fileSplit.getNumPaths());
+      assertEquals(1, fileSplit.getLocations().length);
+      assertEquals(hosts3[0], fileSplit.getLocations()[0]); // should be on r3
 
       // measure performance when there are multiple pools and
       // many files in each pool.
@@ -669,7 +669,7 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test8): " + split);
       }
-      assertEquals(6, splits.size());
+      assertEquals(splits.size(), 6);
 
     } finally {
       if (dfs != null) {
@@ -750,7 +750,7 @@ public class TestCombineFileInputFormat 
       for (InputSplit split : splits) {
         System.out.println("File split(Test0): " + split);
       }
-      assertEquals(splits.size(), 1);
+      assertEquals(1, splits.size());
       CombineFileSplit fileSplit = (CombineFileSplit) splits.get(0);
       assertEquals(2, fileSplit.getNumPaths());
       assertEquals(1, fileSplit.getLocations().length);
@@ -1135,7 +1135,7 @@ public class TestCombineFileInputFormat 
     Job job = Job.getInstance(conf);
     FileInputFormat.setInputPaths(job, "test");
     List<InputSplit> splits = inFormat.getSplits(job);
-    assertEquals(splits.size(), 1);
+    assertEquals(1, splits.size());
     CombineFileSplit fileSplit = (CombineFileSplit) splits.get(0);
     assertEquals(1, fileSplit.getNumPaths());
     assertEquals(file.getName(), fileSplit.getPath(0).getName());



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