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From mberto...@apache.org
Subject hbase git commit: HBASE-16776 Remove duplicated versions of countRow() in tests
Date Thu, 06 Oct 2016 02:56:07 GMT
Repository: hbase
Updated Branches:
  refs/heads/master 06758bf63 -> b548d4978


HBASE-16776 Remove duplicated versions of countRow() in tests


Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/b548d497
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/b548d497
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/b548d497

Branch: refs/heads/master
Commit: b548d4978b0bdbfc6bd4e68c3d13e00f8ea4002e
Parents: 06758bf
Author: Matteo Bertozzi <matteo.bertozzi@cloudera.com>
Authored: Wed Oct 5 19:45:50 2016 -0700
Committer: Matteo Bertozzi <matteo.bertozzi@cloudera.com>
Committed: Wed Oct 5 19:45:50 2016 -0700

----------------------------------------------------------------------
 .../hadoop/hbase/HBaseTestingUtility.java       | 34 ++++++++++++----
 .../hadoop/hbase/client/TestFromClientSide.java | 37 +++++------------
 .../procedure/TestServerCrashProcedure.java     | 12 +-----
 .../regionserver/TestMobStoreCompaction.java    | 39 ++++--------------
 .../TestRegionMergeTransaction.java             | 37 +++++------------
 .../regionserver/TestSplitTransaction.java      | 42 ++++++--------------
 .../hadoop/hbase/util/BaseTestHBaseFsck.java    | 18 ++-------
 7 files changed, 72 insertions(+), 147 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
index cc384de..c74c399 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
@@ -2219,13 +2219,7 @@ public class HBaseTestingUtility extends HBaseCommonTestingUtility
{
     for (byte[] family: families) {
       scan.addFamily(family);
     }
-    ResultScanner results = table.getScanner(scan);
-    int count = 0;
-    for (@SuppressWarnings("unused") Result res : results) {
-      count++;
-    }
-    results.close();
-    return count;
+    return countRows(table, scan);
   }
 
   /**
@@ -2240,6 +2234,32 @@ public class HBaseTestingUtility extends HBaseCommonTestingUtility
{
     }
   }
 
+  public int countRows(final Region region) throws IOException {
+    return countRows(region, new Scan());
+  }
+
+  public int countRows(final Region region, final Scan scan) throws IOException {
+    InternalScanner scanner = region.getScanner(scan);
+    try {
+      return countRows(scanner);
+    } finally {
+      scanner.close();
+    }
+  }
+
+  public int countRows(final InternalScanner scanner) throws IOException {
+    // Do not retrieve the mob data when scanning
+    int scannedCount = 0;
+    List<Cell> results = new ArrayList<Cell>();
+    boolean hasMore = true;
+    while (hasMore) {
+      hasMore = scanner.next(results);
+      scannedCount += results.size();
+      results.clear();
+    }
+    return scannedCount;
+  }
+
   /**
    * Return an md5 digest of the entire contents of a table.
    */

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide.java
index f10cce3a..50a566a 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide.java
@@ -504,7 +504,7 @@ public class TestFromClientSide {
     byte [] endKey = regions.get(0).getRegionInfo().getEndKey();
     // Count rows with a filter that stops us before passed 'endKey'.
     // Should be count of rows in first region.
-    int endKeyCount = countRows(t, createScanWithRowFilter(endKey));
+    int endKeyCount = TEST_UTIL.countRows(t, createScanWithRowFilter(endKey));
     assertTrue(endKeyCount < rowCount);
 
     // How do I know I did not got to second region?  Thats tough.  Can't really
@@ -516,29 +516,29 @@ public class TestFromClientSide {
     // New test.  Make it so scan goes into next region by one and then two.
     // Make sure count comes out right.
     byte [] key = new byte [] {endKey[0], endKey[1], (byte)(endKey[2] + 1)};
-    int plusOneCount = countRows(t, createScanWithRowFilter(key));
+    int plusOneCount = TEST_UTIL.countRows(t, createScanWithRowFilter(key));
     assertEquals(endKeyCount + 1, plusOneCount);
     key = new byte [] {endKey[0], endKey[1], (byte)(endKey[2] + 2)};
-    int plusTwoCount = countRows(t, createScanWithRowFilter(key));
+    int plusTwoCount = TEST_UTIL.countRows(t, createScanWithRowFilter(key));
     assertEquals(endKeyCount + 2, plusTwoCount);
 
     // New test.  Make it so I scan one less than endkey.
     key = new byte [] {endKey[0], endKey[1], (byte)(endKey[2] - 1)};
-    int minusOneCount = countRows(t, createScanWithRowFilter(key));
+    int minusOneCount = TEST_UTIL.countRows(t, createScanWithRowFilter(key));
     assertEquals(endKeyCount - 1, minusOneCount);
     // For above test... study logs.  Make sure we do "Finished with scanning.."
     // in first region and that we do not fall into the next region.
 
     key = new byte [] {'a', 'a', 'a'};
-    int countBBB = countRows(t,
+    int countBBB = TEST_UTIL.countRows(t,
       createScanWithRowFilter(key, null, CompareFilter.CompareOp.EQUAL));
     assertEquals(1, countBBB);
 
-    int countGreater = countRows(t, createScanWithRowFilter(endKey, null,
+    int countGreater = TEST_UTIL.countRows(t, createScanWithRowFilter(endKey, null,
       CompareFilter.CompareOp.GREATER_OR_EQUAL));
     // Because started at start of table.
     assertEquals(0, countGreater);
-    countGreater = countRows(t, createScanWithRowFilter(endKey, endKey,
+    countGreater = TEST_UTIL.countRows(t, createScanWithRowFilter(endKey, endKey,
       CompareFilter.CompareOp.GREATER_OR_EQUAL));
     assertEquals(rowCount - endKeyCount, countGreater);
   }
@@ -602,7 +602,7 @@ public class TestFromClientSide {
     try (Table t = TEST_UTIL.getConnection().getTable(name)) {
       int rowCount = TEST_UTIL.loadTable(t, FAMILY, false);
       TEST_UTIL.getAdmin().flush(name);
-      int actualRowCount = countRows(t, new Scan().addColumn(FAMILY, FAMILY));
+      int actualRowCount = TEST_UTIL.countRows(t, new Scan().addColumn(FAMILY, FAMILY));
       assertEquals(rowCount, actualRowCount);
     }
     assertTrue(ExceptionInReseekRegionObserver.reqCount.get() > 0);
@@ -635,28 +635,9 @@ public class TestFromClientSide {
     return s;
   }
 
-  /*
-   * @param t
-   * @param s
-   * @return Count of rows in table.
-   * @throws IOException
-   */
-  private int countRows(final Table t, final Scan s)
-  throws IOException {
-    // Assert all rows in table.
-    ResultScanner scanner = t.getScanner(s);
-    int count = 0;
-    for (Result result: scanner) {
-      count++;
-      assertTrue(result.size() > 0);
-      // LOG.info("Count=" + count + ", row=" + Bytes.toString(result.getRow()));
-    }
-    return count;
-  }
-
   private void assertRowCount(final Table t, final int expected)
   throws IOException {
-    assertEquals(expected, countRows(t, new Scan()));
+    assertEquals(expected, TEST_UTIL.countRows(t, new Scan()));
   }
 
   /*

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestServerCrashProcedure.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestServerCrashProcedure.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestServerCrashProcedure.java
index 8717c65..089872b 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestServerCrashProcedure.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestServerCrashProcedure.java
@@ -95,7 +95,7 @@ public class TestServerCrashProcedure {
     try (Table t = this.util.getConnection().getTable(tableName)) {
       // Load the table with a bit of data so some logs to split and some edits in each region.
       this.util.loadTable(t, HBaseTestingUtility.COLUMNS[0]);
-      int count = countRows(t);
+      int count = util.countRows(t);
       // Run the procedure executor outside the master so we can mess with it. Need to disable
       // Master's running of the server crash processing.
       HMaster master = this.util.getHBaseCluster().getMaster();
@@ -123,15 +123,7 @@ public class TestServerCrashProcedure {
       // Now run through the procedure twice crashing the executor on each step...
       MasterProcedureTestingUtility.testRecoveryAndDoubleExecution(procExec, procId);
       // Assert all data came back.
-      assertEquals(count, countRows(t));
+      assertEquals(count, util.countRows(t));
     }
   }
-
-  int countRows(final Table t) throws IOException {
-    int count = 0;
-    try (ResultScanner scanner = t.getScanner(new Scan())) {
-      while(scanner.next() != null) count++;
-    }
-    return count;
-  }
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMobStoreCompaction.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMobStoreCompaction.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMobStoreCompaction.java
index 5cbca4b..6f71548 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMobStoreCompaction.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMobStoreCompaction.java
@@ -132,7 +132,7 @@ public class TestMobStoreCompaction {
     }
     assertEquals("Before compaction: store files", compactionThreshold, countStoreFiles());
     assertEquals("Before compaction: mob file count", 0, countMobFiles());
-    assertEquals("Before compaction: rows", compactionThreshold, countRows());
+    assertEquals("Before compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("Before compaction: mob rows", 0, countMobRows());
 
     region.compactStores();
@@ -140,7 +140,7 @@ public class TestMobStoreCompaction {
     assertEquals("After compaction: store files", 1, countStoreFiles());
     assertEquals("After compaction: mob file count", 0, countMobFiles());
     assertEquals("After compaction: referenced mob file count", 0, countReferencedMobFiles());
-    assertEquals("After compaction: rows", compactionThreshold, countRows());
+    assertEquals("After compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("After compaction: mob rows", 0, countMobRows());
   }
 
@@ -159,7 +159,7 @@ public class TestMobStoreCompaction {
     }
     assertEquals("Before compaction: store files", compactionThreshold, countStoreFiles());
     assertEquals("Before compaction: mob file count", compactionThreshold, countMobFiles());
-    assertEquals("Before compaction: rows", compactionThreshold, countRows());
+    assertEquals("Before compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("Before compaction: mob rows", compactionThreshold, countMobRows());
     assertEquals("Before compaction: number of mob cells", compactionThreshold,
         countMobCellsInMetadata());
@@ -171,7 +171,7 @@ public class TestMobStoreCompaction {
     assertEquals("After compaction: store files", 1, countStoreFiles());
     assertEquals("After compaction: mob file count", compactionThreshold, countMobFiles());
     assertEquals("After compaction: referenced mob file count", 0, countReferencedMobFiles());
-    assertEquals("After compaction: rows", compactionThreshold, countRows());
+    assertEquals("After compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("After compaction: mob rows", 0, countMobRows());
   }
 
@@ -200,7 +200,7 @@ public class TestMobStoreCompaction {
     assertTrue("Bulkload result:", result);
     assertEquals("Before compaction: store files", compactionThreshold, countStoreFiles());
     assertEquals("Before compaction: mob file count", 0, countMobFiles());
-    assertEquals("Before compaction: rows", compactionThreshold, countRows());
+    assertEquals("Before compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("Before compaction: mob rows", 0, countMobRows());
     assertEquals("Before compaction: referenced mob file count", 0, countReferencedMobFiles());
 
@@ -208,7 +208,7 @@ public class TestMobStoreCompaction {
 
     assertEquals("After compaction: store files", 1, countStoreFiles());
     assertEquals("After compaction: mob file count:", 1, countMobFiles());
-    assertEquals("After compaction: rows", compactionThreshold, countRows());
+    assertEquals("After compaction: rows", compactionThreshold, UTIL.countRows(region));
     assertEquals("After compaction: mob rows", compactionThreshold, countMobRows());
     assertEquals("After compaction: referenced mob file count", 1, countReferencedMobFiles());
     assertEquals("After compaction: number of mob cells", compactionThreshold,
@@ -230,7 +230,7 @@ public class TestMobStoreCompaction {
     }
     assertEquals("Before compaction: store files", numHfiles, countStoreFiles());
     assertEquals("Before compaction: mob file count", numHfiles, countMobFiles());
-    assertEquals("Before compaction: rows", numHfiles, countRows());
+    assertEquals("Before compaction: rows", numHfiles, UTIL.countRows(region));
     assertEquals("Before compaction: mob rows", numHfiles, countMobRows());
     assertEquals("Before compaction: number of mob cells", numHfiles, countMobCellsInMetadata());
     // now let's delete some cells that contain mobs
@@ -351,29 +351,6 @@ public class TestMobStoreCompaction {
     return scannedCount;
   }
 
-  private int countRows() throws IOException {
-    Scan scan = new Scan();
-    InternalScanner scanner = region.getScanner(scan);
-    try {
-      return countRows(scanner);
-    } finally {
-      scanner.close();
-    }
-  }
-
-  private int countRows(InternalScanner scanner) throws IOException {
-    // Do not retrieve the mob data when scanning
-    int scannedCount = 0;
-    List<Cell> results = new ArrayList<Cell>();
-    boolean hasMore = true;
-    while (hasMore) {
-      hasMore = scanner.next(results);
-      scannedCount += results.size();
-      results.clear();
-    }
-    return scannedCount;
-  }
-
   private byte[] makeDummyData(int size) {
     byte[] dummyData = new byte[size];
     new Random().nextBytes(dummyData);
@@ -448,7 +425,7 @@ public class TestMobStoreCompaction {
       StoreScanner scanner = new StoreScanner(scan, scanInfo, ScanType.COMPACT_DROP_DELETES,
null,
           scanners, 0L, HConstants.LATEST_TIMESTAMP);
       try {
-        size += countRows(scanner);
+        size += UTIL.countRows(scanner);
       } finally {
         scanner.close();
       }

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionMergeTransaction.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionMergeTransaction.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionMergeTransaction.java
index 4630522..21d04d3 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionMergeTransaction.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionMergeTransaction.java
@@ -244,8 +244,8 @@ public class TestRegionMergeTransaction {
     final int rowCountOfRegionA = loadRegion(this.region_a, CF, true);
     final int rowCountOfRegionB = loadRegion(this.region_b, CF, true);
     assertTrue(rowCountOfRegionA > 0 && rowCountOfRegionB > 0);
-    assertEquals(rowCountOfRegionA, countRows(this.region_a));
-    assertEquals(rowCountOfRegionB, countRows(this.region_b));
+    assertEquals(rowCountOfRegionA, TEST_UTIL.countRows(this.region_a));
+    assertEquals(rowCountOfRegionB, TEST_UTIL.countRows(this.region_b));
 
     // Start transaction.
     RegionMergeTransactionImpl mt = prepareOnGoodRegions();
@@ -272,7 +272,7 @@ public class TestRegionMergeTransaction {
         mergedRegion.getRegionInfo().getEndKey()));
     // Count rows. merged region are already open
     try {
-      int mergedRegionRowCount = countRows(mergedRegion);
+      int mergedRegionRowCount = TEST_UTIL.countRows(mergedRegion);
       assertEquals((rowCountOfRegionA + rowCountOfRegionB),
           mergedRegionRowCount);
     } finally {
@@ -288,8 +288,8 @@ public class TestRegionMergeTransaction {
     final int rowCountOfRegionA = loadRegion(this.region_a, CF, true);
     final int rowCountOfRegionB = loadRegion(this.region_b, CF, true);
     assertTrue(rowCountOfRegionA > 0 && rowCountOfRegionB > 0);
-    assertEquals(rowCountOfRegionA, countRows(this.region_a));
-    assertEquals(rowCountOfRegionB, countRows(this.region_b));
+    assertEquals(rowCountOfRegionA, TEST_UTIL.countRows(this.region_a));
+    assertEquals(rowCountOfRegionB, TEST_UTIL.countRows(this.region_b));
 
     // Start transaction.
     RegionMergeTransactionImpl mt = prepareOnGoodRegions();
@@ -314,9 +314,9 @@ public class TestRegionMergeTransaction {
     assertTrue(mt.rollback(null, null));
 
     // Assert I can scan region_a and region_b.
-    int rowCountOfRegionA2 = countRows(this.region_a);
+    int rowCountOfRegionA2 = TEST_UTIL.countRows(this.region_a);
     assertEquals(rowCountOfRegionA, rowCountOfRegionA2);
-    int rowCountOfRegionB2 = countRows(this.region_b);
+    int rowCountOfRegionB2 = TEST_UTIL.countRows(this.region_b);
     assertEquals(rowCountOfRegionB, rowCountOfRegionB2);
 
     // Assert rollback cleaned up stuff in fs
@@ -332,7 +332,7 @@ public class TestRegionMergeTransaction {
     // Count rows. daughters are already open
     // Count rows. merged region are already open
     try {
-      int mergedRegionRowCount = countRows(mergedRegion);
+      int mergedRegionRowCount = TEST_UTIL.countRows(mergedRegion);
       assertEquals((rowCountOfRegionA + rowCountOfRegionB),
           mergedRegionRowCount);
     } finally {
@@ -348,8 +348,8 @@ public class TestRegionMergeTransaction {
     final int rowCountOfRegionA = loadRegion(this.region_a, CF, true);
     final int rowCountOfRegionB = loadRegion(this.region_b, CF, true);
     assertTrue(rowCountOfRegionA > 0 && rowCountOfRegionB > 0);
-    assertEquals(rowCountOfRegionA, countRows(this.region_a));
-    assertEquals(rowCountOfRegionB, countRows(this.region_b));
+    assertEquals(rowCountOfRegionA, TEST_UTIL.countRows(this.region_a));
+    assertEquals(rowCountOfRegionB, TEST_UTIL.countRows(this.region_b));
 
     // Start transaction.
     RegionMergeTransactionImpl mt = prepareOnGoodRegions();
@@ -448,23 +448,6 @@ public class TestRegionMergeTransaction {
       TEST_UTIL.getConfiguration());
   }
 
-  private int countRows(final HRegion r) throws IOException {
-    int rowcount = 0;
-    InternalScanner scanner = r.getScanner(new Scan());
-    try {
-      List<Cell> kvs = new ArrayList<Cell>();
-      boolean hasNext = true;
-      while (hasNext) {
-        hasNext = scanner.next(kvs);
-        if (!kvs.isEmpty())
-          rowcount++;
-      }
-    } finally {
-      scanner.close();
-    }
-    return rowcount;
-  }
-
   /**
    * Load region with rows from 'aaa' to 'zzz', skip the rows which are out of
    * range of the region

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransaction.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransaction.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransaction.java
index 2ade27a..80be45a 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransaction.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransaction.java
@@ -80,10 +80,10 @@ public class TestSplitTransaction {
   private static final byte [] ENDROW = new byte [] {'{', '{', '{'};
   private static final byte [] GOOD_SPLIT_ROW = new byte [] {'d', 'd', 'd'};
   private static final byte [] CF = HConstants.CATALOG_FAMILY;
-  
+
   private static boolean preRollBackCalled = false;
   private static boolean postRollBackCalled = false;
-  
+
   @Before public void setup() throws IOException {
     this.fs = FileSystem.get(TEST_UTIL.getConfiguration());
     TEST_UTIL.getConfiguration().set(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, CustomObserver.class.getName());
@@ -91,7 +91,7 @@ public class TestSplitTransaction {
     final Configuration walConf = new Configuration(TEST_UTIL.getConfiguration());
     FSUtils.setRootDir(walConf, this.testdir);
     this.wals = new WALFactory(walConf, null, this.getClass().getName());
-    
+
     this.parent = createRegion(this.testdir, this.wals);
     RegionCoprocessorHost host = new RegionCoprocessorHost(this.parent, null, TEST_UTIL.getConfiguration());
     this.parent.setCoprocessorHost(host);
@@ -113,7 +113,7 @@ public class TestSplitTransaction {
   @Test public void testFailAfterPONR() throws IOException, KeeperException {
     final int rowcount = TEST_UTIL.loadRegion(this.parent, CF);
     assertTrue(rowcount > 0);
-    int parentRowCount = countRows(this.parent);
+    int parentRowCount = TEST_UTIL.countRows(this.parent);
     assertEquals(rowcount, parentRowCount);
 
     // Start transaction.
@@ -229,7 +229,7 @@ public class TestSplitTransaction {
   @Test public void testWholesomeSplit() throws IOException {
     final int rowcount = TEST_UTIL.loadRegion(this.parent, CF, true);
     assertTrue(rowcount > 0);
-    int parentRowCount = countRows(this.parent);
+    int parentRowCount = TEST_UTIL.countRows(this.parent);
     assertEquals(rowcount, parentRowCount);
 
     // Pretend region's blocks are not in the cache, used for
@@ -263,7 +263,7 @@ public class TestSplitTransaction {
     int daughtersRowCount = 0;
     for (Region openRegion: daughters) {
       try {
-        int count = countRows(openRegion);
+        int count = TEST_UTIL.countRows(openRegion);
         assertTrue(count > 0 && count != rowcount);
         daughtersRowCount += count;
       } finally {
@@ -279,7 +279,7 @@ public class TestSplitTransaction {
   public void testCountReferencesFailsSplit() throws IOException {
     final int rowcount = TEST_UTIL.loadRegion(this.parent, CF);
     assertTrue(rowcount > 0);
-    int parentRowCount = countRows(this.parent);
+    int parentRowCount = TEST_UTIL.countRows(this.parent);
     assertEquals(rowcount, parentRowCount);
 
     // Start transaction.
@@ -307,7 +307,7 @@ public class TestSplitTransaction {
   @Test public void testRollback() throws IOException {
     final int rowcount = TEST_UTIL.loadRegion(this.parent, CF);
     assertTrue(rowcount > 0);
-    int parentRowCount = countRows(this.parent);
+    int parentRowCount = TEST_UTIL.countRows(this.parent);
     assertEquals(rowcount, parentRowCount);
 
     // Start transaction.
@@ -332,7 +332,7 @@ public class TestSplitTransaction {
     assertTrue(spiedUponSt.rollback(null, null));
 
     // Assert I can scan parent.
-    int parentRowCount2 = countRows(this.parent);
+    int parentRowCount2 = TEST_UTIL.countRows(this.parent);
     assertEquals(parentRowCount, parentRowCount2);
 
     // Assert rollback cleaned up stuff in fs
@@ -347,7 +347,7 @@ public class TestSplitTransaction {
     int daughtersRowCount = 0;
     for (Region openRegion: daughters) {
       try {
-        int count = countRows(openRegion);
+        int count = TEST_UTIL.countRows(openRegion);
         assertTrue(count > 0 && count != rowcount);
         daughtersRowCount += count;
       } finally {
@@ -359,7 +359,7 @@ public class TestSplitTransaction {
     assertTrue(!this.parent.lock.writeLock().isHeldByCurrentThread());
     assertTrue("Rollback hooks should be called.", wasRollBackHookCalled());
   }
-  
+
   private boolean wasRollBackHookCalled(){
     return (preRollBackCalled && postRollBackCalled);
   }
@@ -371,22 +371,6 @@ public class TestSplitTransaction {
   private class MockedFailedDaughterCreation extends IOException {}
   private class MockedFailedDaughterOpen extends IOException {}
 
-  private int countRows(final Region r) throws IOException {
-    int rowcount = 0;
-    InternalScanner scanner = r.getScanner(new Scan());
-    try {
-      List<Cell> kvs = new ArrayList<Cell>();
-      boolean hasNext = true;
-      while (hasNext) {
-        hasNext = scanner.next(kvs);
-        if (!kvs.isEmpty()) rowcount++;
-      }
-    } finally {
-      scanner.close();
-    }
-    return rowcount;
-  }
-
   HRegion createRegion(final Path testdir, final WALFactory wals)
   throws IOException {
     // Make a region with start and end keys. Use 'aaa', to 'AAA'.  The load
@@ -402,14 +386,14 @@ public class TestSplitTransaction {
       wals.getWAL(hri.getEncodedNameAsBytes(), hri.getTable().getNamespace()),
       TEST_UTIL.getConfiguration());
   }
-  
+
   public static class CustomObserver extends BaseRegionObserver{
     @Override
     public void preRollBackSplit(
         ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {
       preRollBackCalled = true;
     }
-    
+
     @Override
     public void postRollBackSplit(
         ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {

http://git-wip-us.apache.org/repos/asf/hbase/blob/b548d497/hbase-server/src/test/java/org/apache/hadoop/hbase/util/BaseTestHBaseFsck.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/util/BaseTestHBaseFsck.java
b/hbase-server/src/test/java/org/apache/hadoop/hbase/util/BaseTestHBaseFsck.java
index b6922c7..780cf12 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/util/BaseTestHBaseFsck.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/util/BaseTestHBaseFsck.java
@@ -296,28 +296,16 @@ public class BaseTestHBaseFsck {
    * Counts the number of rows to verify data loss or non-dataloss.
    */
   int countRows() throws IOException {
-     Scan s = new Scan();
-     ResultScanner rs = tbl.getScanner(s);
-     int i = 0;
-     while(rs.next() !=null) {
-       i++;
-     }
-     return i;
+     return TEST_UTIL.countRows(tbl);
   }
 
   /**
    * Counts the number of rows to verify data loss or non-dataloss.
    */
   int countRows(byte[] start, byte[] end) throws IOException {
-    Scan s = new Scan(start, end);
-    ResultScanner rs = tbl.getScanner(s);
-    int i = 0;
-    while (rs.next() != null) {
-      i++;
-    }
-    return i;
+    return TEST_UTIL.countRows(tbl, new Scan(start, end));
   }
-  
+
   /**
    * delete table in preparation for next test
    *


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