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Posted to commits@omid.apache.org by fp...@apache.org on 2016/05/11 18:06:23 UTC

[16/50] [abbrv] incubator-omid git commit: Remove JUnit asserts

Remove JUnit asserts

No changes in functionality have been done

Change-Id: I48a5409dacac0716191ce332f2d0bbe995ed5761


Project: http://git-wip-us.apache.org/repos/asf/incubator-omid/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-omid/commit/4323560f
Tree: http://git-wip-us.apache.org/repos/asf/incubator-omid/tree/4323560f
Diff: http://git-wip-us.apache.org/repos/asf/incubator-omid/diff/4323560f

Branch: refs/heads/master
Commit: 4323560f3e8aa85795d601db76ee95c128ce188c
Parents: a5c2c2f
Author: Francisco Perez-Sorrosal <fp...@yahoo-inc.com>
Authored: Tue Apr 26 13:09:22 2016 -0700
Committer: Francisco Perez-Sorrosal <fp...@yahoo-inc.com>
Committed: Tue Apr 26 18:19:34 2016 -0700

----------------------------------------------------------------------
 .../apache/omid/transaction/TestAutoFlush.java  |   7 +-
 .../apache/omid/transaction/TestCellUtils.java  |  48 +-
 .../omid/transaction/TestColumnIterator.java    |  10 +-
 .../apache/omid/transaction/TestDeletion.java   |  38 +-
 .../apache/omid/transaction/TestFilters.java    |  34 +-
 .../transaction/TestHBaseTransactionClient.java |  49 +-
 .../apache/omid/transaction/TestReadPath.java   |  12 +-
 .../transaction/TestSingleColumnFamily.java     |  17 +-
 .../transaction/TestTransactionCleanup.java     |  15 +-
 .../transaction/TestTransactionConflict.java    | 161 +++---
 .../apache/omid/transaction/TestUpdateScan.java |  20 +-
 .../committable/hbase/TestHBaseCommitTable.java |  64 +--
 .../apache/omid/transaction/TestCompaction.java | 495 ++++++++-----------
 .../omid/transaction/TestCompactorScanner.java  |  16 +-
 .../storage/TestHBaseTimestampStorage.java      |  12 +-
 .../omid/tso/client/TestMockTSOClient.java      |  12 +-
 .../java/org/apache/omid/tso/TestBatch.java     |  21 +-
 .../org/apache/omid/tso/TestLeaseManager.java   |   4 +-
 .../apache/omid/tso/TestRequestProcessor.java   |   4 +-
 .../org/apache/omid/tso/TestRetryProcessor.java |   9 +-
 .../apache/omid/tso/TestTSOStateManager.java    |  10 +-
 ...tionOfTSOClientServerBasicFunctionality.java |   4 +-
 22 files changed, 469 insertions(+), 593 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestAutoFlush.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestAutoFlush.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestAutoFlush.java
index ac2052d..dca346b 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestAutoFlush.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestAutoFlush.java
@@ -24,13 +24,14 @@ import org.apache.hadoop.hbase.util.Bytes;
 import org.testng.ITestContext;
 import org.testng.annotations.Test;
 
-import static org.testng.AssertJUnit.assertEquals;
+import static org.testng.Assert.assertEquals;
 
 @Test(groups = "sharedHBase")
 public class TestAutoFlush extends OmidTestBase {
 
     @Test
     public void testReadWithSeveralUncommitted(ITestContext context) throws Exception {
+
         byte[] family = Bytes.toBytes(TEST_FAMILY);
         byte[] row = Bytes.toBytes("row");
         byte[] col = Bytes.toBytes("col1");
@@ -49,14 +50,14 @@ public class TestAutoFlush extends OmidTestBase {
         // Data shouldn't be in DB yet
         Get get = new Get(row);
         Result result = table.getHTable().get(get);
-        assertEquals("Writes are already in DB", 0, result.size());
+        assertEquals(result.size(), 0, "Writes are already in DB");
 
         tm.commit(t);
 
         // After commit, both the cell and shadow cell should be there.
         // That's why we check for two elements in the test assertion
         result = table.getHTable().get(get);
-        assertEquals("Writes were not flushed to DB", 2, result.size());
+        assertEquals(result.size(), 2, "Writes were not flushed to DB");
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestCellUtils.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestCellUtils.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestCellUtils.java
index 928b55b..351b57c 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestCellUtils.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestCellUtils.java
@@ -18,11 +18,11 @@
 package org.apache.omid.transaction;
 
 import com.google.common.base.Optional;
-import org.apache.omid.HBaseShims;
 import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.KeyValue.Type;
 import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.omid.HBaseShims;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 
@@ -32,10 +32,10 @@ import java.util.List;
 import java.util.SortedMap;
 
 import static org.apache.omid.transaction.CellUtils.SHADOW_CELL_SUFFIX;
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertFalse;
-import static org.testng.AssertJUnit.assertTrue;
-import static org.testng.AssertJUnit.fail;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
 
 @Test(groups = "noHBase")
 public class TestCellUtils {
@@ -72,27 +72,27 @@ public class TestCellUtils {
         // and is placed at the end of the qualifier:
         // qual_nameSUFFIX
         KeyValue kv = new KeyValue(row, family, validShadowCellQualifier, value);
-        assertTrue("Should include a valid shadowCell identifier", CellUtils.isShadowCell(kv));
+        assertTrue(CellUtils.isShadowCell(kv), "Should include a valid shadowCell identifier");
 
         // We also accept this pattern in the qualifier:
         // SUFFIXqual_nameSUFFIX
         kv = new KeyValue(row, family, sandwichValidShadowCellQualifier, value);
-        assertTrue("Should include a valid shadowCell identifier", CellUtils.isShadowCell(kv));
+        assertTrue(CellUtils.isShadowCell(kv), "Should include a valid shadowCell identifier");
 
         // We also accept this pattern in the qualifier:
         // qual_nameSUFFIXSUFFIX
         kv = new KeyValue(row, family, doubleEndedValidShadowCellQualifier, value);
-        assertTrue("Should include a valid shadowCell identifier", CellUtils.isShadowCell(kv));
+        assertTrue(CellUtils.isShadowCell(kv), "Should include a valid shadowCell identifier");
 
         // We also accept this pattern in the qualifier:
         // qual_nameSUFFIXqual_nameSUFFIXqual_nameSUFFIX
         kv = new KeyValue(row, family, interleavedValidShadowCellQualifier, value);
-        assertTrue("Should include a valid shadowCell identifier", CellUtils.isShadowCell(kv));
+        assertTrue(CellUtils.isShadowCell(kv), "Should include a valid shadowCell identifier");
 
         // Test the qualifier passed is not a shadow cell
         // qualifier if there's nothing else apart from the suffix
         kv = new KeyValue(row, family, shadowCellSuffixToTest, value);
-        assertFalse("Should not include a valid shadowCell identifier", CellUtils.isShadowCell(kv));
+        assertFalse(CellUtils.isShadowCell(kv), "Should not include a valid shadowCell identifier");
 
     }
 
@@ -126,27 +126,27 @@ public class TestCellUtils {
 
         // Check dup shadow cell with same MVCC is ignored
         SortedMap<Cell, Optional<Cell>> cellsToShadowCells = CellUtils.mapCellsToShadowCells(badListWithDups);
-        assertEquals("There should be only 1 key-value maps", 1, cellsToShadowCells.size());
+        assertEquals(cellsToShadowCells.size(), 1, "There should be only 1 key-value maps");
         assertTrue(cellsToShadowCells.containsKey(cell1));
         KeyValue firstKey = (KeyValue) cellsToShadowCells.firstKey();
         KeyValue lastKey = (KeyValue) cellsToShadowCells.lastKey();
         assertTrue(firstKey.equals(lastKey));
-        assertTrue("Should be equal", 0 == Bytes.compareTo(
-                firstKey.getValueArray(), firstKey.getValueOffset(), firstKey.getValueLength(),
-                cell1.getValueArray(), cell1.getValueOffset(), cell1.getValueLength()));
+        assertTrue(0 == Bytes.compareTo(firstKey.getValueArray(), firstKey.getValueOffset(), firstKey.getValueLength(),
+                                        cell1.getValueArray(), cell1.getValueOffset(), cell1.getValueLength()),
+                   "Should be equal");
 
         // Modify dup shadow cell to have a greater MVCC and check that is replaced
         HBaseShims.setKeyValueSequenceId((KeyValue) dupCell1WithAnotherValue, 1);
         cellsToShadowCells = CellUtils.mapCellsToShadowCells(badListWithDups);
-        assertEquals("There should be only 1 key-value maps", 1, cellsToShadowCells.size());
+        assertEquals(cellsToShadowCells.size(), 1, "There should be only 1 key-value maps");
         assertTrue(cellsToShadowCells.containsKey(dupCell1WithAnotherValue));
         firstKey = (KeyValue) cellsToShadowCells.firstKey();
         lastKey = (KeyValue) cellsToShadowCells.lastKey();
         assertTrue(firstKey.equals(lastKey));
-        assertTrue("Should be equal", 0 == Bytes.compareTo(
-                firstKey.getValueArray(), firstKey.getValueOffset(), firstKey.getValueLength(),
-                dupCell1WithAnotherValue.getValueArray(), dupCell1WithAnotherValue.getValueOffset(),
-                dupCell1WithAnotherValue.getValueLength()));
+        assertTrue(0 == Bytes.compareTo(firstKey.getValueArray(), firstKey.getValueOffset(),
+                                        firstKey.getValueLength(), dupCell1WithAnotherValue.getValueArray(),
+                                        dupCell1WithAnotherValue.getValueOffset(), dupCell1WithAnotherValue.getValueLength()),
+                   "Should be equal");
         // Check a list of cells with duplicate values
         List<Cell> cellListWithDups = new ArrayList<>();
         cellListWithDups.add(cell1);
@@ -158,7 +158,7 @@ public class TestCellUtils {
         cellListWithDups.add(shadowCell2);
 
         cellsToShadowCells = CellUtils.mapCellsToShadowCells(cellListWithDups);
-        assertEquals("There should be only 3 key-value maps", 3, cellsToShadowCells.size());
+        assertEquals(cellsToShadowCells.size(), 3, "There should be only 3 key-value maps");
         assertTrue(cellsToShadowCells.get(cell1).get().equals(shadowCell1));
         assertTrue(cellsToShadowCells.get(dupCell1).get().equals(shadowCell1));
         assertFalse(cellsToShadowCells.containsKey(delCell1)); // TODO This is strange and needs to be solved.
@@ -177,7 +177,7 @@ public class TestCellUtils {
                 cell.getQualifierOffset(),
                 cell.getQualifierLength());
         byte[] expectedQualifier = com.google.common.primitives.Bytes.concat(qualifier, SHADOW_CELL_SUFFIX);
-        assertEquals(expectedQualifier, suffixedQualifier);
+        assertEquals(suffixedQualifier, expectedQualifier);
 
     }
 
@@ -191,7 +191,7 @@ public class TestCellUtils {
                 cell.getQualifierOffset(),
                 cell.getQualifierLength());
         byte[] expectedQualifier = qualifier;
-        assertEquals(expectedQualifier, resultedQualifier);
+        assertEquals(resultedQualifier, expectedQualifier);
 
         // Test removal from a badly suffixed qualifier
         byte[] badlySuffixedQualifier = com.google.common.primitives.Bytes.concat(qualifier, Bytes.toBytes("BAD"));
@@ -219,12 +219,12 @@ public class TestCellUtils {
         byte[] suffixedQualifier = com.google.common.primitives.Bytes.concat(qualifier, shadowCellSuffixToTest);
         int originalQualifierLength =
                 CellUtils.qualifierLengthFromShadowCellQualifier(suffixedQualifier, 0, suffixedQualifier.length);
-        assertEquals(qualifier.length, originalQualifierLength);
+        assertEquals(originalQualifierLength, qualifier.length);
 
         // Test passing qualifier without shadow cell suffix
         originalQualifierLength =
                 CellUtils.qualifierLengthFromShadowCellQualifier(qualifier, 0, qualifier.length);
-        assertEquals(qualifier.length, originalQualifierLength);
+        assertEquals(originalQualifierLength, qualifier.length);
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestColumnIterator.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestColumnIterator.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestColumnIterator.java
index 3cc7185..f4df0b2 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestColumnIterator.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestColumnIterator.java
@@ -30,7 +30,7 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
 
-import static org.testng.AssertJUnit.assertEquals;
+import static org.testng.Assert.assertEquals;
 
 @Test(groups = "noHBase")
 public class TestColumnIterator {
@@ -63,7 +63,7 @@ public class TestColumnIterator {
         ImmutableList<Collection<Cell>> groupedColumnsWithoutShadowCells =
                 TTable.groupCellsByColumnFilteringShadowCells(cells);
         Log.info("Column Groups " + groupedColumnsWithoutShadowCells);
-        assertEquals("Should be 3 column groups", 3, groupedColumnsWithoutShadowCells.size());
+        assertEquals(groupedColumnsWithoutShadowCells.size(), 3, "Should be 3 column groups");
         int group1Counter = 0;
         int group2Counter = 0;
         int group3Counter = 0;
@@ -89,8 +89,8 @@ public class TestColumnIterator {
             }
         }
 
-        assertEquals("Group 1 should have 2 elems", 2, group1Counter);
-        assertEquals("Group 2 should have 1 elems", 1, group2Counter);
-        assertEquals("Group 3 should have 1 elems", 1, group3Counter);
+        assertEquals(group1Counter, 2, "Group 1 should have 2 elems");
+        assertEquals(group2Counter, 1, "Group 2 should have 1 elems");
+        assertEquals(group3Counter, 1, "Group 3 should have 1 elems");
     }
 }

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestDeletion.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestDeletion.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestDeletion.java
index a03c685..6b7eaa5 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestDeletion.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestDeletion.java
@@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.testng.AssertJUnit;
 import org.testng.ITestContext;
 import org.testng.annotations.Test;
 
@@ -35,6 +34,7 @@ import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
 
+import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertTrue;
 
 @Test(groups = "sharedHBase")
@@ -85,17 +85,17 @@ public class TestDeletion extends OmidTestBase {
         ResultScanner rs = tt.getScanner(tscan, new Scan());
 
         Map<FamCol, Integer> count = countColsInRows(rs, famColA, famColB);
-        AssertJUnit.assertEquals("ColA count should be equal to rowsWritten", rowsWritten, (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), rowsWritten, "ColA count should be equal to rowsWritten");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
         tm.commit(t2);
 
         tscan = tm.begin();
         rs = tt.getScanner(tscan, new Scan());
 
         count = countColsInRows(rs, famColA, famColB);
-        AssertJUnit
-                .assertEquals("ColA count should be equal to rowsWritten - 1", (rowsWritten - 1), (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), (rowsWritten - 1), "ColA count should be equal to rowsWritten - 1");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
+
     }
 
     @Test
@@ -123,17 +123,17 @@ public class TestDeletion extends OmidTestBase {
         ResultScanner rs = tt.getScanner(tscan, new Scan());
 
         Map<FamCol, Integer> count = countColsInRows(rs, famColA, famColB);
-        AssertJUnit.assertEquals("ColA count should be equal to rowsWritten", rowsWritten, (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), rowsWritten, "ColA count should be equal to rowsWritten");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
         tm.commit(t2);
 
         tscan = tm.begin();
         rs = tt.getScanner(tscan, new Scan());
 
         count = countColsInRows(rs, famColA, famColB);
-        AssertJUnit
-                .assertEquals("ColA count should be equal to rowsWritten - 1", (rowsWritten - 1), (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), (rowsWritten - 1), "ColA count should be equal to rowsWritten - 1");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
+
     }
 
     /**
@@ -164,8 +164,8 @@ public class TestDeletion extends OmidTestBase {
         ResultScanner rs = tt.getScanner(tscan, new Scan());
 
         Map<FamCol, Integer> count = countColsInRows(rs, famColA, famColB);
-        AssertJUnit.assertEquals("ColA count should be equal to rowsWritten", rowsWritten, (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), rowsWritten, "ColA count should be equal to rowsWritten");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
         tm.commit(t2);
 
         tscan = tm.begin();
@@ -173,9 +173,9 @@ public class TestDeletion extends OmidTestBase {
 
         count = countColsInRows(rs, famColA, famColB);
 
-        AssertJUnit
-                .assertEquals("ColA count should be equal to rowsWritten - 1", (rowsWritten - 1), (int) count.get(famColA));
-        AssertJUnit.assertEquals("ColB count should be equal to rowsWritten", rowsWritten, (int) count.get(famColB));
+        assertEquals((int) count.get(famColA), (rowsWritten - 1), "ColA count should be equal to rowsWritten - 1");
+        assertEquals((int) count.get(famColB), rowsWritten, "ColB count should be equal to rowsWritten");
+
     }
 
     @Test
@@ -201,8 +201,7 @@ public class TestDeletion extends OmidTestBase {
         ResultScanner rs = tt.getScanner(tscan, new Scan());
 
         int rowsRead = countRows(rs);
-        AssertJUnit.assertTrue("Expected " + rowsWritten + " rows but " + rowsRead + " found",
-                rowsRead == rowsWritten);
+        assertTrue(rowsRead == rowsWritten, "Expected " + rowsWritten + " rows but " + rowsRead + " found");
 
         tm.commit(t2);
 
@@ -210,8 +209,7 @@ public class TestDeletion extends OmidTestBase {
         rs = tt.getScanner(tscan, new Scan());
 
         rowsRead = countRows(rs);
-        AssertJUnit.assertTrue("Expected " + (rowsWritten - 1) + " rows but " + rowsRead + " found",
-                rowsRead == (rowsWritten - 1));
+        assertTrue(rowsRead == (rowsWritten - 1), "Expected " + (rowsWritten - 1) + " rows but " + rowsRead + " found");
 
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestFilters.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestFilters.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestFilters.java
index 59853d2..32288b5 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestFilters.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestFilters.java
@@ -19,8 +19,6 @@ package org.apache.omid.transaction;
 
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.SettableFuture;
-import org.apache.omid.committable.CommitTable;
-import org.apache.omid.metrics.NullMetricsProvider;
 import org.apache.hadoop.hbase.client.Get;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Result;
@@ -32,6 +30,8 @@ import org.apache.hadoop.hbase.filter.CompareFilter;
 import org.apache.hadoop.hbase.filter.Filter;
 import org.apache.hadoop.hbase.filter.ValueFilter;
 import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.omid.committable.CommitTable;
+import org.apache.omid.metrics.NullMetricsProvider;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
 import org.testng.ITestContext;
@@ -40,8 +40,8 @@ import org.testng.annotations.Test;
 import static org.mockito.Matchers.any;
 import static org.mockito.Mockito.doAnswer;
 import static org.mockito.Mockito.spy;
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertNull;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNull;
 
 /**
  * Tests to verify that Get and Scan filters still work with transactions tables
@@ -68,6 +68,7 @@ public class TestFilters extends OmidTestBase {
     }
 
     private void testGet(ITestContext context, Filter f) throws Exception {
+
         CommitTable.Client commitTableClient = spy(getCommitTable(context).getClient());
 
         HBaseOmidClientConfiguration hbaseOmidClientConf = new HBaseOmidClientConfiguration();
@@ -89,19 +90,20 @@ public class TestFilters extends OmidTestBase {
         g.setFilter(f);
 
         Result r = table.get(t, g);
-        assertEquals("should exist in result", 1, r.getColumnCells(family, col1).size());
-        assertEquals("shouldn't exist in result", 0, r.getColumnCells(family, col2).size());
+        assertEquals(r.getColumnCells(family, col1).size(), 1, "should exist in result");
+        assertEquals(r.getColumnCells(family, col2).size(), 0 , "shouldn't exist in result");
 
         g = new Get(row2);
         g.setFilter(f);
         r = table.get(t, g);
-        assertEquals("should exist in result", 1, r.getColumnCells(family, col1).size());
-        assertEquals("shouldn't exist in result", 0, r.getColumnCells(family, col2).size());
+        assertEquals(r.getColumnCells(family, col1).size(), 1, "should exist in result");
+        assertEquals(r.getColumnCells(family, col2).size(), 0, "shouldn't exist in result");
 
         g = new Get(row3);
         g.setFilter(f);
         r = table.get(t, g);
-        assertEquals("shouldn't exist in result", 0, r.getColumnCells(family, col2).size());
+        assertEquals(r.getColumnCells(family, col2).size(), 0, "shouldn't exist in result");
+
     }
 
     @Test(timeOut = 60_000)
@@ -115,6 +117,7 @@ public class TestFilters extends OmidTestBase {
     }
 
     private void testScan(ITestContext context, Filter f) throws Exception {
+
         CommitTable.Client commitTableClient = spy(getCommitTable(context).getClient());
 
         HBaseOmidClientConfiguration hbaseOmidClientConf = new HBaseOmidClientConfiguration();
@@ -136,17 +139,17 @@ public class TestFilters extends OmidTestBase {
         ResultScanner rs = table.getScanner(t, s);
 
         Result r = rs.next();
-        assertEquals("should exist in result", 1, r.getColumnCells(family, col1).size());
-        assertEquals("shouldn't exist in result", 0, r.getColumnCells(family, col2).size());
+        assertEquals(r.getColumnCells(family, col1).size(), 1, "should exist in result");
+        assertEquals(r.getColumnCells(family, col2).size(), 0, "shouldn't exist in result");
 
         r = rs.next();
-        assertEquals("should exist in result", 1, r.getColumnCells(family, col1).size());
-        assertEquals("shouldn't exist in result", 0, r.getColumnCells(family, col2).size());
+        assertEquals(r.getColumnCells(family, col1).size(), 1, "should exist in result");
+        assertEquals(r.getColumnCells(family, col2).size(), 0, "shouldn't exist in result");
 
         r = rs.next();
-        assertNull("Last row shouldn't exist", r);
-    }
+        assertNull(r, "Last row shouldn't exist");
 
+    }
 
     private void writeRows(TTable table, TransactionManager tm, PostCommitActions postCommitter)
             throws Exception {
@@ -188,4 +191,5 @@ public class TestFilters extends OmidTestBase {
             // Expected, see comment above
         }
     }
+
 }

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestHBaseTransactionClient.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestHBaseTransactionClient.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestHBaseTransactionClient.java
index 87410bd..c349657 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestHBaseTransactionClient.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestHBaseTransactionClient.java
@@ -40,9 +40,9 @@ import static org.mockito.Matchers.any;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.spy;
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertFalse;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
 
 @Test(groups = "sharedHBase")
 public class TestHBaseTransactionClient extends OmidTestBase {
@@ -83,9 +83,9 @@ public class TestHBaseTransactionClient extends OmidTestBase {
         HBaseCellId hBaseCellId3 = new HBaseCellId(htable, row2, family, qualifier, t3.getStartTimestamp());
 
         HBaseTransactionClient hbaseTm = (HBaseTransactionClient) newTransactionManager(context);
-        assertTrue("row1 should be committed", hbaseTm.isCommitted(hBaseCellId1));
-        assertFalse("row2 should not be committed for kv2", hbaseTm.isCommitted(hBaseCellId2));
-        assertTrue("row2 should be committed for kv3", hbaseTm.isCommitted(hBaseCellId3));
+        assertTrue(hbaseTm.isCommitted(hBaseCellId1), "row1 should be committed");
+        assertFalse(hbaseTm.isCommitted(hBaseCellId2), "row2 should not be committed for kv2");
+        assertTrue(hbaseTm.isCommitted(hBaseCellId3), "row2 should be committed for kv3");
     }
 
     @Test(timeOut = 30_000)
@@ -110,24 +110,16 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             // Do nothing
         }
 
-        assertTrue("Cell should be there",
-                CellUtils.hasCell(row1,
-                        family,
-                        qualifier,
-                        t1.getStartTimestamp(),
-                        new TTableCellGetterAdapter(table)));
-        assertFalse("Shadow cell should not be there",
-                CellUtils.hasShadowCell(row1,
-                        family,
-                        qualifier,
-                        t1.getStartTimestamp(),
-                        new TTableCellGetterAdapter(table)));
+        assertTrue(CellUtils.hasCell(row1, family, qualifier, t1.getStartTimestamp(), new TTableCellGetterAdapter(table)),
+                   "Cell should be there");
+        assertFalse(CellUtils.hasShadowCell(row1, family, qualifier, t1.getStartTimestamp(), new TTableCellGetterAdapter(table)),
+                    "Shadow cell should not be there");
 
         HTable htable = new HTable(hbaseConf, TEST_TABLE);
         HBaseCellId hBaseCellId = new HBaseCellId(htable, row1, family, qualifier, t1.getStartTimestamp());
 
         HBaseTransactionClient hbaseTm = (HBaseTransactionClient) newTransactionManager(context);
-        assertTrue("row1 should be committed", hbaseTm.isCommitted(hBaseCellId));
+        assertTrue(hbaseTm.isCommitted(hBaseCellId), "row1 should be committed");
     }
 
     @Test(timeOut = 30_000)
@@ -159,7 +151,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             assertTrue(optionalCT.isPresent());
             CommitTimestamp ct = optionalCT.get();
             assertFalse(ct.isValid());
-            assertEquals(CommitTable.INVALID_TRANSACTION_MARKER, ct.getValue());
+            assertEquals(ct.getValue(), CommitTable.INVALID_TRANSACTION_MARKER);
             assertTrue(ct.getLocation().compareTo(COMMIT_TABLE) == 0);
 
             // Finally test that we get the right commit timestamp for a committed tx
@@ -178,7 +170,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             assertTrue(optionalCT.isPresent());
             ct = optionalCT.get();
             assertTrue(ct.isValid());
-            assertEquals(tx2.getCommitTimestamp(), ct.getValue());
+            assertEquals(ct.getValue(), tx2.getCommitTimestamp());
             assertTrue(ct.getLocation().compareTo(COMMIT_TABLE) == 0);
         }
     }
@@ -212,7 +204,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             assertTrue(optionalCT.isPresent());
             CommitTimestamp ct = optionalCT.get();
             assertTrue(ct.isValid());
-            assertEquals(tx1.getCommitTimestamp(), ct.getValue());
+            assertEquals(ct.getValue(), tx1.getCommitTimestamp());
             assertTrue(ct.getLocation().compareTo(SHADOW_CELL) == 0);
 
         }
@@ -277,7 +269,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
                     ctLocator);
             assertTrue(ct.isValid());
             long expectedCommitTS = tx1.getStartTimestamp() + 1;
-            assertEquals(expectedCommitTS, ct.getValue());
+            assertEquals(ct.getValue(), expectedCommitTS);
             assertTrue(ct.getLocation().compareTo(COMMIT_TABLE) == 0);
         }
 
@@ -306,7 +298,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             CommitTimestamp ct = tm.locateCellCommitTimestamp(tx1.getStartTimestamp(), tm.tsoClient.getEpoch(),
                     ctLocator);
             assertTrue(ct.isValid());
-            assertEquals(tx1.getCommitTimestamp(), ct.getValue());
+            assertEquals(ct.getValue(), tx1.getCommitTimestamp());
             assertTrue(ct.getLocation().compareTo(SHADOW_CELL) == 0);
         }
 
@@ -346,7 +338,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             // Fake the current epoch to simulate a newer TSO
             CommitTimestamp ct = tm.locateCellCommitTimestamp(tx1.getStartTimestamp(), CURRENT_EPOCH_FAKE, ctLocator);
             assertFalse(ct.isValid());
-            assertEquals(CommitTable.INVALID_TRANSACTION_MARKER, ct.getValue());
+            assertEquals(ct.getValue(), CommitTable.INVALID_TRANSACTION_MARKER);
             assertTrue(ct.getLocation().compareTo(COMMIT_TABLE) == 0);
         }
     }
@@ -392,7 +384,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             CommitTimestamp ct = tm.locateCellCommitTimestamp(tx1.getStartTimestamp(), tm.tsoClient.getEpoch(),
                     ctLocator);
             assertTrue(ct.isValid());
-            assertEquals(tx1.getCommitTimestamp(), ct.getValue());
+            assertEquals(ct.getValue(), tx1.getCommitTimestamp());
             assertTrue(ct.getLocation().compareTo(COMMIT_TABLE) == 0);
         }
 
@@ -430,7 +422,7 @@ public class TestHBaseTransactionClient extends OmidTestBase {
             CommitTimestamp ct = tm.locateCellCommitTimestamp(tx1.getStartTimestamp(), tm.tsoClient.getEpoch(),
                     ctLocator);
             assertTrue(ct.isValid());
-            assertEquals(tx1.getCommitTimestamp(), ct.getValue());
+            assertEquals(ct.getValue(), tx1.getCommitTimestamp());
             assertTrue(ct.getLocation().compareTo(SHADOW_CELL) == 0);
         }
 
@@ -457,9 +449,10 @@ public class TestHBaseTransactionClient extends OmidTestBase {
                     Maps.<Long, Long>newHashMap());
             CommitTimestamp ct = tm.locateCellCommitTimestamp(CELL_TS, tm.tsoClient.getEpoch(), ctLocator);
             assertTrue(ct.isValid());
-            assertEquals(-1L, ct.getValue());
+            assertEquals(ct.getValue(), -1L);
             assertTrue(ct.getLocation().compareTo(NOT_PRESENT) == 0);
         }
+
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestReadPath.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestReadPath.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestReadPath.java
index 61cafba..2c48860 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestReadPath.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestReadPath.java
@@ -30,9 +30,9 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-import static org.testng.AssertJUnit.assertFalse;
-import static org.testng.AssertJUnit.assertNotNull;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
 
 @Test(groups = "sharedHBase")
 public class TestReadPath extends OmidTestBase {
@@ -59,7 +59,7 @@ public class TestReadPath extends OmidTestBase {
 
         Get get = new Get(row);
         Result result = table.get(t2, get);
-        assertFalse("Should be unable to read column", result.containsColumn(family, col));
+        assertFalse(result.containsColumn(family, col), "Should be unable to read column");
     }
 
     @Test
@@ -89,9 +89,9 @@ public class TestReadPath extends OmidTestBase {
         Get get = new Get(row);
         Result result = table.get(t, get);
         Cell cell = result.getColumnLatestCell(family, col);
-        assertNotNull("KeyValue is null", cell);
+        assertNotNull(cell, "KeyValue is null");
         byte[] value = CellUtil.cloneValue(cell);
-        assertTrue("Read data doesn't match", Arrays.equals(data, value));
+        assertTrue(Arrays.equals(data, value), "Read data doesn't match");
         tm.commit(t);
 
         table.close();

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestSingleColumnFamily.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestSingleColumnFamily.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestSingleColumnFamily.java
index 3ac86a4..87ed23c 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestSingleColumnFamily.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestSingleColumnFamily.java
@@ -27,12 +27,12 @@ import org.slf4j.LoggerFactory;
 import org.testng.ITestContext;
 import org.testng.annotations.Test;
 
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertTrue;
 
 @Test(groups = "sharedHBase")
 public class TestSingleColumnFamily extends OmidTestBase {
-    private static final Logger LOG = LoggerFactory.getLogger(TestSingleColumnFamily.class);
 
+    private static final Logger LOG = LoggerFactory.getLogger(TestSingleColumnFamily.class);
 
     @Test
     public void testSingleColumnFamily(ITestContext context) throws Exception {
@@ -59,9 +59,7 @@ public class TestSingleColumnFamily extends OmidTestBase {
             LOG.info("RES:" + tmp1 + ";" + tmp2);
             count++;
         }
-        assertTrue("Can't see puts. I should see "
-                        + num + " but I see " + count
-                , num == count);
+        assertTrue(num == count, "Can't see puts. I should see " + num + " but I see " + count);
 
         tm.commit(t);
         t = tm.begin();
@@ -94,12 +92,9 @@ public class TestSingleColumnFamily extends OmidTestBase {
                 LOG.debug("stop");
             }
         }
-        assertTrue("Can't see puts. I should see "
-                        + num + " but I see " + count
-                , num == count);
-        assertTrue("Half of rows should equal row id, half not ("
-                        + modified + ", " + notmodified + ")"
-                , modified == notmodified && notmodified == (num / 2));
+        assertTrue(num == count, "Can't see puts. I should see " + num + " but I see " + count);
+        assertTrue(modified == notmodified && notmodified == (num / 2),
+                   "Half of rows should equal row id, half not (" + modified + ", " + notmodified + ")");
 
         tm.commit(t);
         LOG.info("End commiting");

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionCleanup.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionCleanup.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionCleanup.java
index 1d95c06..c3f85f2 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionCleanup.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionCleanup.java
@@ -18,15 +18,15 @@
 package org.apache.omid.transaction;
 
 import com.google.common.util.concurrent.SettableFuture;
-import org.apache.omid.tso.client.AbortException;
-import org.apache.omid.tso.client.ForwardingTSOFuture;
-import org.apache.omid.tso.client.TSOClient;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.omid.tso.client.AbortException;
+import org.apache.omid.tso.client.ForwardingTSOFuture;
+import org.apache.omid.tso.client.TSOClient;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.testng.ITestContext;
@@ -36,7 +36,7 @@ import static org.mockito.Matchers.anySetOf;
 import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
-import static org.testng.AssertJUnit.assertEquals;
+import static org.testng.Assert.assertEquals;
 
 @Test(groups = "sharedHBase")
 public class TestTransactionCleanup extends OmidTestBase {
@@ -104,15 +104,14 @@ public class TestTransactionCleanup extends OmidTestBase {
             ResultScanner resultScanner = txTable.getHTable().getScanner(scan);
             int resultCount = 0;
             for (Result result : resultScanner) {
-                assertEquals(2, result.size()); // Size == 2, including the put and delete from cleanup
+                assertEquals(result.size(), 2); // Size == 2, including the put and delete from cleanup
                 LOG.trace("Result {}", result);
                 // The last element of the qualifier should have the Delete marker
                 byte encodedType = result.getColumnLatestCell(family, qual).getTypeByte();
-                assertEquals(KeyValue.Type.Delete,
-                        KeyValue.Type.codeToType(encodedType));
+                assertEquals(KeyValue.Type.codeToType(encodedType), KeyValue.Type.Delete);
                 resultCount++;
             }
-            assertEquals(ROWS_MODIFIED, resultCount);
+            assertEquals(resultCount, ROWS_MODIFIED);
         }
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionConflict.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionConflict.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionConflict.java
index 4cf2d38..a776a71 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionConflict.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestTransactionConflict.java
@@ -30,19 +30,18 @@ import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.testng.Assert;
 import org.testng.ITestContext;
 import org.testng.annotations.Test;
 
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
 
 @Test(groups = "sharedHBase")
 public class TestTransactionConflict extends OmidTestBase {
 
     private static final Logger LOG = LoggerFactory.getLogger(TestTransactionConflict.class);
 
-
     @Test
     public void runTestWriteWriteConflict(ITestContext context) throws Exception {
         TransactionManager tm = newTransactionManager(context);
@@ -72,7 +71,7 @@ public class TestTransactionConflict extends OmidTestBase {
 
         try {
             tm.commit(t1);
-            Assert.fail("Transaction should not commit successfully");
+            fail("Transaction should not commit successfully");
         } catch (RollbackException e) {
         }
     }
@@ -132,11 +131,11 @@ public class TestTransactionConflict extends OmidTestBase {
         boolean aborted = false;
         try {
             tm.commit(t1);
-            assertTrue("Transaction commited successfully", false);
+            fail("Transaction commited successfully");
         } catch (RollbackException e) {
             aborted = true;
         }
-        assertTrue("Transaction didn't raise exception", aborted);
+        assertTrue(aborted, "Transaction didn't raise exception");
 
         ResultScanner rs = tt2.getHTable().getScanner(fam, col);
 
@@ -145,7 +144,7 @@ public class TestTransactionConflict extends OmidTestBase {
         while ((r = rs.next()) != null) {
             count += r.size();
         }
-        assertEquals("Should have cell", 1, count);
+        assertEquals(count, 1, "Should have cell");
     }
 
     @Test
@@ -172,111 +171,107 @@ public class TestTransactionConflict extends OmidTestBase {
         Get g = new Get(row).setMaxVersions();
         g.addColumn(fam, col);
         Result r = tt.getHTable().get(g);
-        assertEquals("Unexpected size for read.", 1, r.size());
-        assertTrue("Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)),
-                Bytes.equals(data1, r.getValue(fam, col)));
+        assertEquals(r.size(), 1, "Unexpected size for read.");
+        assertTrue(Bytes.equals(data1, r.getValue(fam, col)),
+                   "Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)));
 
         Put p2 = new Put(row);
         p2.add(fam, col, data2);
         tt.put(t2, p2);
 
         r = tt.getHTable().get(g);
-        assertEquals("Unexpected size for read.", 2, r.size());
+        assertEquals(r.size(), 2, "Unexpected size for read.");
         r = tt.get(t2, g);
-        assertEquals("Unexpected size for read.", 1, r.size());
-        assertTrue("Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)),
-                Bytes.equals(data2, r.getValue(fam, col)));
+        assertEquals(r.size(),1, "Unexpected size for read.");
+        assertTrue(Bytes.equals(data2, r.getValue(fam, col)),
+                   "Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)));
 
         tm.commit(t1);
 
         boolean aborted = false;
         try {
             tm.commit(t2);
-            assertTrue("Transaction commited successfully", false);
+            fail("Transaction commited successfully");
         } catch (RollbackException e) {
             aborted = true;
         }
-        assertTrue("Transaction didn't raise exception", aborted);
+        assertTrue(aborted, "Transaction didn't raise exception");
 
         r = tt.getHTable().get(g);
-        assertEquals("Unexpected size for read.", 1, r.size());
-        assertTrue("Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)),
-                Bytes.equals(data1, r.getValue(fam, col)));
+        assertEquals(r.size(), 1, "Unexpected size for read.");
+        assertTrue(Bytes.equals(data1, r.getValue(fam, col)),
+                   "Unexpected value for read: " + Bytes.toString(r.getValue(fam, col)));
     }
 
     @Test
     public void testCleanupWithDeleteRow(ITestContext context) throws Exception {
-        try {
-            TransactionManager tm = newTransactionManager(context);
-            TTable tt = new TTable(hbaseConf, TEST_TABLE);
 
-            Transaction t1 = tm.begin();
-            LOG.info("Transaction created " + t1);
+        TransactionManager tm = newTransactionManager(context);
+        TTable tt = new TTable(hbaseConf, TEST_TABLE);
+
+        Transaction t1 = tm.begin();
+        LOG.info("Transaction created " + t1);
 
-            int rowcount = 10;
-            int count = 0;
+        int rowcount = 10;
+        int count = 0;
 
-            byte[] fam = Bytes.toBytes(TEST_FAMILY);
-            byte[] col = Bytes.toBytes("testdata");
-            byte[] data1 = Bytes.toBytes("testWrite-1");
-            byte[] data2 = Bytes.toBytes("testWrite-2");
+        byte[] fam = Bytes.toBytes(TEST_FAMILY);
+        byte[] col = Bytes.toBytes("testdata");
+        byte[] data1 = Bytes.toBytes("testWrite-1");
+        byte[] data2 = Bytes.toBytes("testWrite-2");
 
-            byte[] modrow = Bytes.toBytes("test-del" + 3);
-            for (int i = 0; i < rowcount; i++) {
-                byte[] row = Bytes.toBytes("test-del" + i);
+        byte[] modrow = Bytes.toBytes("test-del" + 3);
+        for (int i = 0; i < rowcount; i++) {
+            byte[] row = Bytes.toBytes("test-del" + i);
 
-                Put p = new Put(row);
-                p.add(fam, col, data1);
-                tt.put(t1, p);
-            }
-            tm.commit(t1);
+            Put p = new Put(row);
+            p.add(fam, col, data1);
+            tt.put(t1, p);
+        }
+        tm.commit(t1);
+
+        Transaction t2 = tm.begin();
+        LOG.info("Transaction created " + t2);
+        Delete d = new Delete(modrow);
+        tt.delete(t2, d);
+
+        ResultScanner rs = tt.getScanner(t2, new Scan());
+        Result r = rs.next();
+        count = 0;
+        while (r != null) {
+            count++;
+            LOG.trace("row: " + Bytes.toString(r.getRow()) + " count: " + count);
+            r = rs.next();
+        }
+        assertEquals(count, rowcount - 1, "Wrong count");
+
+        Transaction t3 = tm.begin();
+        LOG.info("Transaction created " + t3);
+        Put p = new Put(modrow);
+        p.add(fam, col, data2);
+        tt.put(t3, p);
+
+        tm.commit(t3);
 
-            Transaction t2 = tm.begin();
-            LOG.info("Transaction created " + t2);
-            Delete d = new Delete(modrow);
-            tt.delete(t2, d);
-
-            ResultScanner rs = tt.getScanner(t2, new Scan());
-            Result r = rs.next();
-            count = 0;
-            while (r != null) {
-                count++;
-                LOG.trace("row: " + Bytes.toString(r.getRow()) + " count: " + count);
-                r = rs.next();
-            }
-            assertEquals("Wrong count", rowcount - 1, count);
-
-            Transaction t3 = tm.begin();
-            LOG.info("Transaction created " + t3);
-            Put p = new Put(modrow);
-            p.add(fam, col, data2);
-            tt.put(t3, p);
-
-            tm.commit(t3);
-
-            boolean aborted = false;
-            try {
-                tm.commit(t2);
-                assertTrue("Didn't abort", false);
-            } catch (RollbackException e) {
-                aborted = true;
-            }
-            assertTrue("Didn't raise exception", aborted);
-
-            Transaction tscan = tm.begin();
-            rs = tt.getScanner(tscan, new Scan());
+        boolean aborted = false;
+        try {
+            tm.commit(t2);
+            fail("Didn't abort");
+        } catch (RollbackException e) {
+            aborted = true;
+        }
+        assertTrue(aborted, "Didn't raise exception");
+
+        Transaction tscan = tm.begin();
+        rs = tt.getScanner(tscan, new Scan());
+        r = rs.next();
+        count = 0;
+        while (r != null) {
+            count++;
             r = rs.next();
-            count = 0;
-            while (r != null) {
-                count++;
-                r = rs.next();
-            }
-            assertEquals("Wrong count", rowcount, count);
-
-        } catch (Exception e) {
-            LOG.error("Exception occurred", e);
-            throw e;
         }
+        assertEquals(count, rowcount, "Wrong count");
+
     }
 
     @Test

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-client/src/test/java/org/apache/omid/transaction/TestUpdateScan.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/test/java/org/apache/omid/transaction/TestUpdateScan.java b/hbase-client/src/test/java/org/apache/omid/transaction/TestUpdateScan.java
index bfd8b70..16cbea4 100644
--- a/hbase-client/src/test/java/org/apache/omid/transaction/TestUpdateScan.java
+++ b/hbase-client/src/test/java/org/apache/omid/transaction/TestUpdateScan.java
@@ -34,8 +34,8 @@ import org.testng.Assert;
 import org.testng.ITestContext;
 import org.testng.annotations.Test;
 
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
 
 @Test(groups = "sharedHBase")
 public class TestUpdateScan extends OmidTestBase {
@@ -67,9 +67,7 @@ public class TestUpdateScan extends OmidTestBase {
                 int tmp = Bytes.toInt(r.getValue(Bytes.toBytes(TEST_FAMILY),
                         Bytes.toBytes(TEST_COL)));
                 LOG.info("Result:" + tmp);
-                assertTrue("Bad value, should be "
-                                + startKeyValue + " but is " + tmp
-                        , tmp == startKeyValue);
+                assertTrue(tmp == startKeyValue, "Bad value, should be " + startKeyValue + " but is " + tmp);
             } else {
                 Assert.fail("Bad result");
             }
@@ -98,7 +96,7 @@ public class TestUpdateScan extends OmidTestBase {
                 LOG.info("Result: " + iTmp);
                 count++;
             }
-            assertEquals("Count is wrong", 1, count);
+            assertEquals(count, 1, "Count is wrong");
             LOG.info("Rows found " + count);
             tm.commit(t);
             table.close();
@@ -136,8 +134,7 @@ public class TestUpdateScan extends OmidTestBase {
                 LOG.info("Result: " + iTmp);
                 count++;
             }
-            assertTrue("Count should be " + lInts.length + " but is " + count,
-                    count == lInts.length);
+            assertTrue(count == lInts.length, "Count should be " + lInts.length + " but is " + count);
             LOG.info("Rows found " + count);
 
             tm.commit(t);
@@ -151,8 +148,7 @@ public class TestUpdateScan extends OmidTestBase {
                 LOG.info("Result: " + iTmp);
                 count++;
             }
-            assertTrue("Count should be " + lInts.length + " but is " + count,
-                    count == lInts.length);
+            assertTrue(count == lInts.length, "Count should be " + lInts.length + " but is " + count);
             LOG.info("Rows found " + count);
             tm.commit(t);
         }
@@ -206,8 +202,8 @@ public class TestUpdateScan extends OmidTestBase {
                 LOG.info("Result: " + iTmp);
                 count++;
             }
-            assertTrue("Count should be " + (lIntsA.length * lIntsC.length) + " but is " + count,
-                    count == lIntsA.length + lIntsC.length);
+            assertTrue(count == lIntsA.length + lIntsC.length,
+                       "Count should be " + (lIntsA.length * lIntsC.length) + " but is " + count);
             LOG.info("Rows found " + count);
             tm.commit(t);
             table.close();

http://git-wip-us.apache.org/repos/asf/incubator-omid/blob/4323560f/hbase-commit-table/src/test/java/org/apache/omid/committable/hbase/TestHBaseCommitTable.java
----------------------------------------------------------------------
diff --git a/hbase-commit-table/src/test/java/org/apache/omid/committable/hbase/TestHBaseCommitTable.java b/hbase-commit-table/src/test/java/org/apache/omid/committable/hbase/TestHBaseCommitTable.java
index a7ba68c..9493a44 100644
--- a/hbase-commit-table/src/test/java/org/apache/omid/committable/hbase/TestHBaseCommitTable.java
+++ b/hbase-commit-table/src/test/java/org/apache/omid/committable/hbase/TestHBaseCommitTable.java
@@ -19,11 +19,6 @@ package org.apache.omid.committable.hbase;
 
 import com.google.common.base.Optional;
 import com.google.common.util.concurrent.ListenableFuture;
-import org.apache.omid.committable.CommitTable;
-import org.apache.omid.committable.CommitTable.Client;
-import org.apache.omid.committable.CommitTable.CommitTimestamp;
-import org.apache.omid.committable.CommitTable.Writer;
-import org.apache.omid.committable.hbase.HBaseCommitTable.HBaseClient;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
@@ -35,6 +30,11 @@ import org.apache.hadoop.hbase.client.HBaseAdmin;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.coprocessor.AggregationClient;
 import org.apache.hadoop.hbase.client.coprocessor.LongColumnInterpreter;
+import org.apache.omid.committable.CommitTable;
+import org.apache.omid.committable.CommitTable.Client;
+import org.apache.omid.committable.CommitTable.CommitTimestamp;
+import org.apache.omid.committable.CommitTable.Writer;
+import org.apache.omid.committable.hbase.HBaseCommitTable.HBaseClient;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.testng.Assert;
@@ -47,9 +47,9 @@ import org.testng.annotations.Test;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
 
-import static org.testng.AssertJUnit.assertEquals;
-import static org.testng.AssertJUnit.assertFalse;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
 
 public class TestHBaseCommitTable {
 
@@ -139,14 +139,14 @@ public class TestHBaseCommitTable {
         Client client = commitTable.getClient();
 
         // Test that the first time the table is empty
-        assertEquals("Rows should be 0!", 0, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 0, "Rows should be 0!");
 
         // Test the successful creation of 1000 txs in the table
         for (int i = 0; i < 1000; i++) {
             writer.addCommittedTransaction(i, i + 1);
         }
         writer.flush();
-        assertEquals("Rows should be 1000!", 1000, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 1000, "Rows should be 1000!");
 
         // Test the we get the right commit timestamps for each previously inserted tx
         for (long i = 0; i < 1000; i++) {
@@ -154,9 +154,9 @@ public class TestHBaseCommitTable {
             assertTrue(commitTimestamp.isPresent());
             assertTrue(commitTimestamp.get().isValid());
             long ct = commitTimestamp.get().getValue();
-            assertEquals("Commit timestamp should be " + (i + 1), (i + 1), ct);
+            assertEquals(ct, (i + 1), "Commit timestamp should be " + (i + 1));
         }
-        assertEquals("Rows should be 1000!", 1000, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 1000, "Rows should be 1000!");
 
         // Test the successful deletion of the 1000 txs
         Future<Void> f;
@@ -164,31 +164,31 @@ public class TestHBaseCommitTable {
             f = client.completeTransaction(i);
             f.get();
         }
-        assertEquals("Rows should be 0!", 0, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 0, "Rows should be 0!");
 
         // Test we don't get a commit timestamp for a non-existent transaction id in the table
         Optional<CommitTimestamp> commitTimestamp = client.getCommitTimestamp(0).get();
-        assertFalse("Commit timestamp should not be present", commitTimestamp.isPresent());
+        assertFalse(commitTimestamp.isPresent(), "Commit timestamp should not be present");
 
         // Test that the first time, the low watermark family in table is empty
-        assertEquals("Rows should be 0!", 0, rowCount(TABLE_NAME, lowWatermarkFamily));
+        assertEquals(rowCount(TABLE_NAME, lowWatermarkFamily), 0, "Rows should be 0!");
 
         // Test the unsuccessful read of the low watermark the first time
         ListenableFuture<Long> lowWatermarkFuture = client.readLowWatermark();
-        assertEquals("Low watermark should be 0", Long.valueOf(0), lowWatermarkFuture.get());
+        assertEquals(lowWatermarkFuture.get(), Long.valueOf(0), "Low watermark should be 0");
 
         // Test the successful update of the low watermark
         for (int lowWatermark = 0; lowWatermark < 1000; lowWatermark++) {
             writer.updateLowWatermark(lowWatermark);
         }
         writer.flush();
-        assertEquals("Should there be only one row!", 1, rowCount(TABLE_NAME, lowWatermarkFamily));
+        assertEquals(rowCount(TABLE_NAME, lowWatermarkFamily), 1, "Should there be only one row!");
 
         // Test the successful read of the low watermark
         lowWatermarkFuture = client.readLowWatermark();
         long lowWatermark = lowWatermarkFuture.get();
-        assertEquals("Low watermark should be 999", 999, lowWatermark);
-        assertEquals("Should there be only one row!", 1, rowCount(TABLE_NAME, lowWatermarkFamily));
+        assertEquals(lowWatermark, 999, "Low watermark should be 999");
+        assertEquals(rowCount(TABLE_NAME, lowWatermarkFamily), 1, "Should there be only one row!");
 
     }
 
@@ -210,7 +210,7 @@ public class TestHBaseCommitTable {
         Client client = commitTable.getClient();
 
         // Test that initially the table is empty
-        assertEquals("Rows should be 0!", 0, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 0, "Rows should be 0!");
 
         // Test that a transaction can be added properly to the commit table
         writer.addCommittedTransaction(TX1_ST, TX1_CT);
@@ -219,28 +219,28 @@ public class TestHBaseCommitTable {
         assertTrue(commitTimestamp.isPresent());
         assertTrue(commitTimestamp.get().isValid());
         long ct = commitTimestamp.get().getValue();
-        assertEquals("Commit timestamp should be " + TX1_CT, TX1_CT, ct);
+        assertEquals(ct, TX1_CT, "Commit timestamp should be " + TX1_CT);
 
         // Test that a committed transaction cannot be invalidated and
         // preserves its commit timestamp after that
         boolean wasInvalidated = client.tryInvalidateTransaction(TX1_ST).get();
-        assertFalse("Transaction should not be invalidated", wasInvalidated);
+        assertFalse(wasInvalidated, "Transaction should not be invalidated");
 
         commitTimestamp = client.getCommitTimestamp(TX1_ST).get();
         assertTrue(commitTimestamp.isPresent());
         assertTrue(commitTimestamp.get().isValid());
         ct = commitTimestamp.get().getValue();
-        assertEquals("Commit timestamp should be " + TX1_CT, TX1_CT, ct);
+        assertEquals(ct, TX1_CT, "Commit timestamp should be " + TX1_CT);
 
         // Test that a non-committed transaction can be invalidated...
         wasInvalidated = client.tryInvalidateTransaction(TX2_ST).get();
-        assertTrue("Transaction should be invalidated", wasInvalidated);
+        assertTrue(wasInvalidated, "Transaction should be invalidated");
         commitTimestamp = client.getCommitTimestamp(TX2_ST).get();
         assertTrue(commitTimestamp.isPresent());
         assertFalse(commitTimestamp.get().isValid());
         ct = commitTimestamp.get().getValue();
-        assertEquals("Commit timestamp should be " + CommitTable.INVALID_TRANSACTION_MARKER,
-                     CommitTable.INVALID_TRANSACTION_MARKER, ct);
+        assertEquals(ct, CommitTable.INVALID_TRANSACTION_MARKER,
+                     "Commit timestamp should be " + CommitTable.INVALID_TRANSACTION_MARKER);
         // ...and that if it has been already invalidated, it remains
         // invalidated when someone tries to commit it
         writer.addCommittedTransaction(TX2_ST, TX2_CT);
@@ -249,12 +249,12 @@ public class TestHBaseCommitTable {
         assertTrue(commitTimestamp.isPresent());
         assertFalse(commitTimestamp.get().isValid());
         ct = commitTimestamp.get().getValue();
-        assertEquals("Commit timestamp should be " + CommitTable.INVALID_TRANSACTION_MARKER,
-                     CommitTable.INVALID_TRANSACTION_MARKER, ct);
+        assertEquals(ct, CommitTable.INVALID_TRANSACTION_MARKER,
+                     "Commit timestamp should be " + CommitTable.INVALID_TRANSACTION_MARKER);
 
         // Test that at the end of the test, the commit table contains 2
         // elements, which correspond to the two rows added in the test
-        assertEquals("Rows should be 2!", 2, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 2, "Rows should be 2!");
 
     }
 
@@ -274,7 +274,7 @@ public class TestHBaseCommitTable {
 
         // Completing first transaction should be fine
         client.completeTransaction(0).get();
-        assertEquals("Rows should be 999!", 999, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 999, "Rows should be 999!");
 
         // When closing, removing a transaction should throw an EE with an IOException
         client.close();
@@ -284,8 +284,8 @@ public class TestHBaseCommitTable {
         } catch (ExecutionException e) {
             // Expected
         }
-        assertEquals("Delete queue size should be 0!", 0, client.deleteQueue.size());
-        assertEquals("Rows should be 999!", 999, rowCount(TABLE_NAME, commitTableFamily));
+        assertEquals(client.deleteQueue.size(), 0, "Delete queue size should be 0!");
+        assertEquals(rowCount(TABLE_NAME, commitTableFamily), 999, "Rows should be 999!");
 
     }