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From a..@apache.org
Subject svn commit: r1365119 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: ./ src/main/docs/src/documentation/content/xdocs/ src/test/java/org/apache/hadoop/hdfs/ src/test/java/org/apache/hadoop/hdfs/protocolPB/ src/test/java/org/apache/hadoop/hdf...
Date Tue, 24 Jul 2012 15:19:08 GMT
Author: atm
Date: Tue Jul 24 15:19:08 2012
New Revision: 1365119

URL: http://svn.apache.org/viewvc?rev=1365119&view=rev
Log:
HDFS-3711. Manually convert remaining tests to JUnit4. Contributed by Andrew Wang.

Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/docs/src/documentation/content/xdocs/faultinject_framework.xml
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileConcurrentReader.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMXBean.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestParallelImageWrite.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestNNLeaseRecovery.java

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Tue Jul 24 15:19:08 2012
@@ -352,6 +352,8 @@ Branch-2 ( Unreleased changes )
 
     HDFS-3583. Convert remaining tests to Junit4. (Andrew Wang via atm)
 
+    HDFS-3711. Manually convert remaining tests to JUnit4. (Andrew Wang via atm)
+
   OPTIMIZATIONS
 
     HDFS-2982. Startup performance suffers when there are many edit log

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/docs/src/documentation/content/xdocs/faultinject_framework.xml
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/docs/src/documentation/content/xdocs/faultinject_framework.xml?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/docs/src/documentation/content/xdocs/faultinject_framework.xml
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/docs/src/documentation/content/xdocs/faultinject_framework.xml
Tue Jul 24 15:19:08 2012
@@ -332,13 +332,12 @@ package org.apache.hadoop.fs;
 
 import org.junit.Test;
 import org.junit.Before;
-import junit.framework.TestCase;
 
-public class DemoFiTest extends TestCase {
+public class DemoFiTest {
   public static final String BLOCK_RECEIVER_FAULT="hdfs.datanode.BlockReceiver";
   @Override
   @Before
-  public void setUp(){
+  public void setUp() {
     //Setting up the test's environment as required
   }
 

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java
Tue Jul 24 15:19:08 2012
@@ -17,6 +17,10 @@
  */
 package org.apache.hadoop.hdfs;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.DataInputStream;
@@ -29,8 +33,6 @@ import java.net.Socket;
 import java.nio.ByteBuffer;
 import java.util.Random;
 
-import junit.framework.TestCase;
-
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
@@ -67,7 +69,7 @@ import org.mockito.Mockito;
  * This tests data transfer protocol handling in the Datanode. It sends
  * various forms of wrong data and verifies that Datanode handles it well.
  */
-public class TestDataTransferProtocol extends TestCase {
+public class TestDataTransferProtocol {
   
   private static final Log LOG = LogFactory.getLog(
                     "org.apache.hadoop.hdfs.TestDataTransferProtocol");
@@ -205,7 +207,8 @@ public class TestDataTransferProtocol ex
     }
   }
   
-  @Test public void testOpWrite() throws IOException {
+  @Test 
+  public void testOpWrite() throws IOException {
     int numDataNodes = 1;
     Configuration conf = new HdfsConfiguration();
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(numDataNodes).build();
@@ -333,7 +336,8 @@ public class TestDataTransferProtocol ex
     }
   }
   
-@Test  public void testDataTransferProtocol() throws IOException {
+  @Test  
+  public void testDataTransferProtocol() throws IOException {
     Random random = new Random();
     int oneMil = 1024*1024;
     Path file = new Path("dataprotocol.dat");

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileConcurrentReader.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileConcurrentReader.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileConcurrentReader.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileConcurrentReader.java
Tue Jul 24 15:19:08 2012
@@ -16,6 +16,10 @@
  * limitations under the License.
  */
 package org.apache.hadoop.hdfs;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 import java.io.IOException;
 import java.util.Arrays;
@@ -37,13 +41,17 @@ import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.log4j.Level;
 import org.apache.log4j.Logger;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
 
 
 /**
  * This class tests the cases of a concurrent reads/writes to a file;
  * ie, one writer and one or more readers can see unfinsihed blocks
  */
-public class TestFileConcurrentReader extends junit.framework.TestCase {
+public class TestFileConcurrentReader {
 
   private enum SyncType {
     SYNC,
@@ -69,18 +77,16 @@ public class TestFileConcurrentReader ex
   private FileSystem fileSystem;
 
 
-  @Override
-  protected void setUp() throws IOException {
+  @Before
+  public void setUp() throws IOException {
     conf = new Configuration();
     init(conf);
   }
 
-  @Override
-  protected void tearDown() throws Exception {
+  @After
+  public void tearDown() throws Exception {
     cluster.shutdown();
     cluster = null;
-    
-    super.tearDown();
   }
 
   private void init(Configuration conf) throws IOException {
@@ -145,6 +151,7 @@ public class TestFileConcurrentReader ex
   /**
    * Test that that writes to an incomplete block are available to a reader
    */
+  @Test
   public void testUnfinishedBlockRead()
     throws IOException {
     // create a new file in the root, write data, do no close
@@ -167,6 +174,7 @@ public class TestFileConcurrentReader ex
    * would result in too small a buffer to do the buffer-copy needed
    * for partial chunks.
    */
+  @Test
   public void testUnfinishedBlockPacketBufferOverrun() throws IOException {
     // check that / exists
     Path path = new Path("/");
@@ -192,6 +200,7 @@ public class TestFileConcurrentReader ex
   // use a small block size and a large write so that DN is busy creating
   // new blocks.  This makes it almost 100% sure we can reproduce
   // case of client getting a DN that hasn't yet created the blocks
+  @Test
   public void testImmediateReadOfNewFile()
     throws IOException {
     final int blockSize = 64 * 1024;
@@ -268,31 +277,39 @@ public class TestFileConcurrentReader ex
 
   // for some reason, using tranferTo evokes the race condition more often
   // so test separately
+  @Test
   public void testUnfinishedBlockCRCErrorTransferTo() throws IOException {
     runTestUnfinishedBlockCRCError(true, SyncType.SYNC, DEFAULT_WRITE_SIZE);
   }
 
+  @Test
   public void testUnfinishedBlockCRCErrorTransferToVerySmallWrite()
     throws IOException {
     runTestUnfinishedBlockCRCError(true, SyncType.SYNC, SMALL_WRITE_SIZE);
   }
 
   // fails due to issue w/append, disable 
+  @Ignore
+  @Test
   public void _testUnfinishedBlockCRCErrorTransferToAppend()
     throws IOException {
     runTestUnfinishedBlockCRCError(true, SyncType.APPEND, DEFAULT_WRITE_SIZE);
   }
 
+  @Test
   public void testUnfinishedBlockCRCErrorNormalTransfer() throws IOException {
     runTestUnfinishedBlockCRCError(false, SyncType.SYNC, DEFAULT_WRITE_SIZE);
   }
 
+  @Test
   public void testUnfinishedBlockCRCErrorNormalTransferVerySmallWrite()
     throws IOException {
     runTestUnfinishedBlockCRCError(false, SyncType.SYNC, SMALL_WRITE_SIZE);
   }
 
   // fails due to issue w/append, disable 
+  @Ignore
+  @Test
   public void _testUnfinishedBlockCRCErrorNormalTransferAppend()
     throws IOException {
     runTestUnfinishedBlockCRCError(false, SyncType.APPEND, DEFAULT_WRITE_SIZE);
@@ -441,4 +458,4 @@ public class TestFileConcurrentReader ex
     inputStream.close();
     return numRead + startPos - 1;
   }
-}
\ No newline at end of file
+}

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
Tue Jul 24 15:19:08 2012
@@ -72,6 +72,7 @@ import org.apache.hadoop.hdfs.server.nam
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.util.Time;
 import org.apache.log4j.Level;
+import org.junit.Ignore;
 import org.junit.Test;
 
 /**
@@ -498,6 +499,8 @@ public class TestFileCreation {
    * This test is currently not triggered because more HDFS work is 
    * is needed to handle persistent leases.
    */
+  @Ignore
+  @Test
   public void xxxtestFileCreationNamenodeRestart() throws IOException {
     Configuration conf = new HdfsConfiguration();
     final int MAX_IDLE_TIME = 2000; // 2s

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java
Tue Jul 24 15:19:08 2012
@@ -17,8 +17,8 @@
  */
 package org.apache.hadoop.hdfs.protocolPB;
 
-import static junit.framework.Assert.assertEquals;
-import static junit.framework.Assert.assertTrue;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -80,6 +80,12 @@ import com.google.common.collect.Lists;
  * Tests for {@link PBHelper}
  */
 public class TestPBHelper {
+
+  /**
+   * Used for asserting equality on doubles.
+   */
+  private static final double DELTA = 0.000001;
+
   @Test
   public void testConvertNamenodeRole() {
     assertEquals(NamenodeRoleProto.BACKUP,
@@ -284,11 +290,12 @@ public class TestPBHelper {
   private void compare(DatanodeInfo dn1, DatanodeInfo dn2) {
       assertEquals(dn1.getAdminState(), dn2.getAdminState());
       assertEquals(dn1.getBlockPoolUsed(), dn2.getBlockPoolUsed());
-      assertEquals(dn1.getBlockPoolUsedPercent(), dn2.getBlockPoolUsedPercent());
+      assertEquals(dn1.getBlockPoolUsedPercent(), 
+          dn2.getBlockPoolUsedPercent(), DELTA);
       assertEquals(dn1.getCapacity(), dn2.getCapacity());
       assertEquals(dn1.getDatanodeReport(), dn2.getDatanodeReport());
       assertEquals(dn1.getDfsUsed(), dn1.getDfsUsed());
-      assertEquals(dn1.getDfsUsedPercent(), dn1.getDfsUsedPercent());
+      assertEquals(dn1.getDfsUsedPercent(), dn1.getDfsUsedPercent(), DELTA);
       assertEquals(dn1.getIpAddr(), dn2.getIpAddr());
       assertEquals(dn1.getHostName(), dn2.getHostName());
       assertEquals(dn1.getInfoPort(), dn2.getInfoPort());

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
Tue Jul 24 15:19:08 2012
@@ -17,13 +17,16 @@
  */
 package org.apache.hadoop.hdfs.server.datanode;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 import java.io.DataInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 
-import junit.framework.TestCase;
-
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hdfs.HdfsConfiguration;
 import org.apache.hadoop.hdfs.protocol.Block;
@@ -33,27 +36,23 @@ import org.apache.hadoop.hdfs.server.dat
 import org.apache.hadoop.hdfs.server.datanode.fsdataset.ReplicaOutputStreams;
 import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetFactory;
 import org.apache.hadoop.util.DataChecksum;
+import org.junit.Before;
+import org.junit.Test;
 
 /**
  * this class tests the methods of the  SimulatedFSDataset.
  */
-public class TestSimulatedFSDataset extends TestCase {
+public class TestSimulatedFSDataset {
   Configuration conf = null;
   static final String bpid = "BP-TEST";
   static final int NUMBLOCKS = 20;
   static final int BLOCK_LENGTH_MULTIPLIER = 79;
 
-  @Override
-  protected void setUp() throws Exception {
-    super.setUp();
+  @Before
+  public void setUp() throws Exception {
     conf = new HdfsConfiguration();
     SimulatedFSDataset.setFactory(conf);
   }
-
-  @Override
-  protected void tearDown() throws Exception {
-    super.tearDown();
-  }
   
   long blockIdToLen(long blkid) {
     return blkid*BLOCK_LENGTH_MULTIPLIER;
@@ -90,6 +89,7 @@ public class TestSimulatedFSDataset exte
     return addSomeBlocks(fsdataset, 1);
   }
   
+  @Test
   public void testFSDatasetFactory() {
     final Configuration conf = new Configuration();
     FsDatasetSpi.Factory<?> f = FsDatasetSpi.Factory.getFactory(conf);
@@ -102,6 +102,7 @@ public class TestSimulatedFSDataset exte
     assertTrue(s.isSimulated());
   }
 
+  @Test
   public void testGetMetaData() throws IOException {
     final SimulatedFSDataset fsdataset = getSimulatedFSDataset();
     ExtendedBlock b = new ExtendedBlock(bpid, 1, 5, 0);
@@ -123,6 +124,7 @@ public class TestSimulatedFSDataset exte
   }
 
 
+  @Test
   public void testStorageUsage() throws IOException {
     final SimulatedFSDataset fsdataset = getSimulatedFSDataset();
     assertEquals(fsdataset.getDfsUsed(), 0);
@@ -146,6 +148,7 @@ public class TestSimulatedFSDataset exte
     assertEquals(expectedLen, lengthRead);
   }
   
+  @Test
   public void testWriteRead() throws IOException {
     final SimulatedFSDataset fsdataset = getSimulatedFSDataset();
     addSomeBlocks(fsdataset);
@@ -157,6 +160,7 @@ public class TestSimulatedFSDataset exte
     }
   }
 
+  @Test
   public void testGetBlockReport() throws IOException {
     SimulatedFSDataset fsdataset = getSimulatedFSDataset(); 
     BlockListAsLongs blockReport = fsdataset.getBlockReport(bpid);
@@ -170,6 +174,7 @@ public class TestSimulatedFSDataset exte
     }
   }
   
+  @Test
   public void testInjectionEmpty() throws IOException {
     SimulatedFSDataset fsdataset = getSimulatedFSDataset(); 
     BlockListAsLongs blockReport = fsdataset.getBlockReport(bpid);
@@ -198,6 +203,7 @@ public class TestSimulatedFSDataset exte
     assertEquals(sfsdataset.getCapacity()-bytesAdded, sfsdataset.getRemaining());
   }
 
+  @Test
   public void testInjectionNonEmpty() throws IOException {
     SimulatedFSDataset fsdataset = getSimulatedFSDataset(); 
     BlockListAsLongs blockReport = fsdataset.getBlockReport(bpid);
@@ -271,6 +277,7 @@ public class TestSimulatedFSDataset exte
     }
   }
   
+  @Test
   public void testInValidBlocks() throws IOException {
     final SimulatedFSDataset fsdataset = getSimulatedFSDataset();
     ExtendedBlock b = new ExtendedBlock(bpid, 1, 5, 0);
@@ -282,6 +289,7 @@ public class TestSimulatedFSDataset exte
     checkInvalidBlock(b);
   }
 
+  @Test
   public void testInvalidate() throws IOException {
     final SimulatedFSDataset fsdataset = getSimulatedFSDataset();
     int bytesAdded = addSomeBlocks(fsdataset);

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
Tue Jul 24 15:19:08 2012
@@ -20,6 +20,12 @@ package org.apache.hadoop.hdfs.server.na
 import static org.apache.hadoop.hdfs.server.common.Util.fileAsURI;
 import static org.apache.hadoop.hdfs.server.namenode.FSImageTestUtil.assertNNHasCheckpoints;
 import static org.apache.hadoop.hdfs.server.namenode.FSImageTestUtil.getNameNodeCurrentDirs;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 import java.io.File;
 import java.io.IOException;
@@ -31,8 +37,6 @@ import java.util.Collection;
 import java.util.List;
 import java.util.Random;
 
-import junit.framework.TestCase;
-
 import org.apache.commons.cli.ParseException;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -69,6 +73,8 @@ import org.apache.hadoop.test.GenericTes
 import org.apache.hadoop.test.GenericTestUtils.LogCapturer;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.log4j.Level;
+import org.junit.Before;
+import org.junit.Test;
 import org.mockito.ArgumentMatcher;
 import org.mockito.Mockito;
 import org.mockito.invocation.InvocationOnMock;
@@ -84,7 +90,7 @@ import com.google.common.primitives.Ints
 /**
  * This class tests the creation and validation of a checkpoint.
  */
-public class TestCheckpoint extends TestCase {
+public class TestCheckpoint {
 
   static {
     ((Log4JLogger)FSImage.LOG).getLogger().setLevel(Level.ALL);
@@ -100,7 +106,7 @@ public class TestCheckpoint extends Test
 
   private CheckpointFaultInjector faultInjector;
     
-  @Override
+  @Before
   public void setUp() throws IOException {
     FileUtil.fullyDeleteContents(new File(MiniDFSCluster.getBaseDirectory()));
     
@@ -139,6 +145,7 @@ public class TestCheckpoint extends Test
   /*
    * Verify that namenode does not startup if one namedir is bad.
    */
+  @Test
   public void testNameDirError() throws IOException {
     LOG.info("Starting testNameDirError");
     Configuration conf = new HdfsConfiguration();
@@ -180,6 +187,7 @@ public class TestCheckpoint extends Test
    * correctly (by removing the storage directory)
    * See https://issues.apache.org/jira/browse/HDFS-2011
    */
+  @Test
   public void testWriteTransactionIdHandlesIOE() throws Exception {
     LOG.info("Check IOException handled correctly by writeTransactionIdFile");
     ArrayList<URI> fsImageDirs = new ArrayList<URI>();
@@ -214,6 +222,7 @@ public class TestCheckpoint extends Test
   /*
    * Simulate namenode crashing after rolling edit log.
    */
+  @Test
   public void testSecondaryNamenodeError1()
     throws IOException {
     LOG.info("Starting testSecondaryNamenodeError1");
@@ -279,6 +288,7 @@ public class TestCheckpoint extends Test
   /*
    * Simulate a namenode crash after uploading new image
    */
+  @Test
   public void testSecondaryNamenodeError2() throws IOException {
     LOG.info("Starting testSecondaryNamenodeError2");
     Configuration conf = new HdfsConfiguration();
@@ -340,6 +350,7 @@ public class TestCheckpoint extends Test
   /*
    * Simulate a secondary namenode crash after rolling the edit log.
    */
+  @Test
   public void testSecondaryNamenodeError3() throws IOException {
     LOG.info("Starting testSecondaryNamenodeError3");
     Configuration conf = new HdfsConfiguration();
@@ -412,6 +423,7 @@ public class TestCheckpoint extends Test
    * back to the name-node.
    * Used to truncate primary fsimage file.
    */
+  @Test
   public void testSecondaryFailsToReturnImage() throws IOException {
     Mockito.doThrow(new IOException("If this exception is not caught by the " +
         "name-node, fs image will be truncated."))
@@ -425,6 +437,7 @@ public class TestCheckpoint extends Test
    * before even setting the length header. This used to cause image
    * truncation. Regression test for HDFS-3330.
    */
+  @Test
   public void testSecondaryFailsWithErrorBeforeSettingHeaders()
       throws IOException {
     Mockito.doThrow(new Error("If this exception is not caught by the " +
@@ -497,6 +510,7 @@ public class TestCheckpoint extends Test
    * The length header in the HTTP transfer should prevent
    * this from corrupting the NN.
    */
+  @Test
   public void testNameNodeImageSendFailWrongSize()
       throws IOException {
     LOG.info("Starting testNameNodeImageSendFailWrongSize");
@@ -511,6 +525,7 @@ public class TestCheckpoint extends Test
    * The digest header in the HTTP transfer should prevent
    * this from corrupting the NN.
    */
+  @Test
   public void testNameNodeImageSendFailWrongDigest()
       throws IOException {
     LOG.info("Starting testNameNodeImageSendFailWrongDigest");
@@ -528,7 +543,7 @@ public class TestCheckpoint extends Test
   private void doSendFailTest(String exceptionSubstring)
       throws IOException {
     Configuration conf = new HdfsConfiguration();
-    Path file1 = new Path("checkpoint-doSendFailTest-" + getName() + ".dat");
+    Path file1 = new Path("checkpoint-doSendFailTest-doSendFailTest.dat");
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
                                                .numDataNodes(numDatanodes)
                                                .build();
@@ -574,6 +589,7 @@ public class TestCheckpoint extends Test
    * Test that the NN locks its storage and edits directories, and won't start up
    * if the directories are already locked
    **/
+  @Test
   public void testNameDirLocking() throws IOException {
     Configuration conf = new HdfsConfiguration();
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
@@ -603,6 +619,7 @@ public class TestCheckpoint extends Test
    * Test that, if the edits dir is separate from the name dir, it is
    * properly locked.
    **/
+  @Test
   public void testSeparateEditsDirLocking() throws IOException {
     Configuration conf = new HdfsConfiguration();
     File editsDir = new File(MiniDFSCluster.getBaseDirectory() +
@@ -638,6 +655,7 @@ public class TestCheckpoint extends Test
   /**
    * Test that the SecondaryNameNode properly locks its storage directories.
    */
+  @Test
   public void testSecondaryNameNodeLocking() throws Exception {
     // Start a primary NN so that the secondary will start successfully
     Configuration conf = new HdfsConfiguration();
@@ -687,6 +705,7 @@ public class TestCheckpoint extends Test
    * Test that, an attempt to lock a storage that is already locked by a nodename,
    * logs error message that includes JVM name of the namenode that locked it.
    */
+  @Test
   public void testStorageAlreadyLockedErrorMessage() throws Exception {
     Configuration conf = new HdfsConfiguration();
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
@@ -763,6 +782,7 @@ public class TestCheckpoint extends Test
    * 2. if the NN does not contain an image, importing a checkpoint
    *    succeeds and re-saves the image
    */
+  @Test
   public void testImportCheckpoint() throws Exception {
     Configuration conf = new HdfsConfiguration();
     Path testPath = new Path("/testfile");
@@ -861,6 +881,7 @@ public class TestCheckpoint extends Test
   /**
    * Tests checkpoint in HDFS.
    */
+  @Test
   public void testCheckpoint() throws IOException {
     Path file1 = new Path("checkpoint.dat");
     Path file2 = new Path("checkpoint2.dat");
@@ -951,6 +972,7 @@ public class TestCheckpoint extends Test
   /**
    * Tests save namespace.
    */
+  @Test
   public void testSaveNamespace() throws IOException {
     MiniDFSCluster cluster = null;
     DistributedFileSystem fs = null;
@@ -1057,6 +1079,7 @@ public class TestCheckpoint extends Test
   
   /* Test case to test CheckpointSignature */
   @SuppressWarnings("deprecation")
+  @Test
   public void testCheckpointSignature() throws IOException {
 
     MiniDFSCluster cluster = null;
@@ -1091,6 +1114,7 @@ public class TestCheckpoint extends Test
    * - it then fails again for the same reason
    * - it then tries to checkpoint a third time
    */
+  @Test
   public void testCheckpointAfterTwoFailedUploads() throws IOException {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1147,6 +1171,7 @@ public class TestCheckpoint extends Test
    * 
    * @throws IOException
    */
+  @Test
   public void testMultipleSecondaryNamenodes() throws IOException {
     Configuration conf = new HdfsConfiguration();
     String nameserviceId1 = "ns1";
@@ -1197,6 +1222,7 @@ public class TestCheckpoint extends Test
    * Test that the secondary doesn't have to re-download image
    * if it hasn't changed.
    */
+  @Test
   public void testSecondaryImageDownload() throws IOException {
     LOG.info("Starting testSecondaryImageDownload");
     Configuration conf = new HdfsConfiguration();
@@ -1279,6 +1305,7 @@ public class TestCheckpoint extends Test
    * It verifies that this works even though the earlier-txid checkpoint gets
    * uploaded after the later-txid checkpoint.
    */
+  @Test
   public void testMultipleSecondaryNNsAgainstSameNN() throws Exception {
     Configuration conf = new HdfsConfiguration();
 
@@ -1364,6 +1391,7 @@ public class TestCheckpoint extends Test
    * It verifies that one of the two gets an error that it's uploading a
    * duplicate checkpoint, and the other one succeeds.
    */
+  @Test
   public void testMultipleSecondaryNNsAgainstSameNN2() throws Exception {
     Configuration conf = new HdfsConfiguration();
 
@@ -1457,6 +1485,7 @@ public class TestCheckpoint extends Test
    * is running. The secondary should shut itself down if if talks to a NN
    * with the wrong namespace.
    */
+  @Test
   public void testReformatNNBetweenCheckpoints() throws IOException {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1514,6 +1543,7 @@ public class TestCheckpoint extends Test
    * Test that the primary NN will not serve any files to a 2NN who doesn't
    * share its namespace ID, and also will not accept any files from one.
    */
+  @Test
   public void testNamespaceVerifiedOnFileTransfer() throws IOException {
     MiniDFSCluster cluster = null;
     
@@ -1575,6 +1605,7 @@ public class TestCheckpoint extends Test
    * the non-failed storage directory receives the checkpoint.
    */
   @SuppressWarnings("deprecation")
+  @Test
   public void testCheckpointWithFailedStorageDir() throws Exception {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1639,6 +1670,7 @@ public class TestCheckpoint extends Test
    * @throws Exception
    */
   @SuppressWarnings("deprecation")
+  @Test
   public void testCheckpointWithSeparateDirsAfterNameFails() throws Exception {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1711,6 +1743,7 @@ public class TestCheckpoint extends Test
   /**
    * Test that the 2NN triggers a checkpoint after the configurable interval
    */
+  @Test
   public void testCheckpointTriggerOnTxnCount() throws Exception {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1764,6 +1797,7 @@ public class TestCheckpoint extends Test
    * logs that connect the 2NN's old checkpoint to the current txid
    * get archived. Then, the 2NN tries to checkpoint again.
    */
+  @Test
   public void testSecondaryHasVeryOutOfDateImage() throws IOException {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
@@ -1801,6 +1835,7 @@ public class TestCheckpoint extends Test
     }
   }
   
+  @Test
   public void testCommandLineParsing() throws ParseException {
     SecondaryNameNode.CommandLineOpts opts =
       new SecondaryNameNode.CommandLineOpts();

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMXBean.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMXBean.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMXBean.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeMXBean.java
Tue Jul 24 15:19:08 2012
@@ -29,8 +29,6 @@ import java.util.Map;
 import javax.management.MBeanServer;
 import javax.management.ObjectName;
 
-import junit.framework.Assert;
-
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
@@ -42,6 +40,12 @@ import org.mortbay.util.ajax.JSON;
  * Class for testing {@link NameNodeMXBean} implementation
  */
 public class TestNameNodeMXBean {
+
+  /**
+   * Used to assert equality between doubles
+   */
+  private static final double DELTA = 0.000001;
+
   @SuppressWarnings({ "unchecked", "deprecation" })
   @Test
   public void testNameNodeMXBeanInfo() throws Exception {
@@ -59,36 +63,36 @@ public class TestNameNodeMXBean {
           "Hadoop:service=NameNode,name=NameNodeInfo");
       // get attribute "ClusterId"
       String clusterId = (String) mbs.getAttribute(mxbeanName, "ClusterId");
-      Assert.assertEquals(fsn.getClusterId(), clusterId);
+      assertEquals(fsn.getClusterId(), clusterId);
       // get attribute "BlockPoolId"
       String blockpoolId = (String) mbs.getAttribute(mxbeanName, 
           "BlockPoolId");
-      Assert.assertEquals(fsn.getBlockPoolId(), blockpoolId);
+      assertEquals(fsn.getBlockPoolId(), blockpoolId);
       // get attribute "Version"
       String version = (String) mbs.getAttribute(mxbeanName, "Version");
-      Assert.assertEquals(fsn.getVersion(), version);
-      Assert.assertTrue(version.equals(VersionInfo.getVersion()
+      assertEquals(fsn.getVersion(), version);
+      assertTrue(version.equals(VersionInfo.getVersion()
           + ", r" + VersionInfo.getRevision()));
       // get attribute "Used"
       Long used = (Long) mbs.getAttribute(mxbeanName, "Used");
-      Assert.assertEquals(fsn.getUsed(), used.longValue());
+      assertEquals(fsn.getUsed(), used.longValue());
       // get attribute "Total"
       Long total = (Long) mbs.getAttribute(mxbeanName, "Total");
-      Assert.assertEquals(fsn.getTotal(), total.longValue());
+      assertEquals(fsn.getTotal(), total.longValue());
       // get attribute "safemode"
       String safemode = (String) mbs.getAttribute(mxbeanName, "Safemode");
-      Assert.assertEquals(fsn.getSafemode(), safemode);
+      assertEquals(fsn.getSafemode(), safemode);
       // get attribute nondfs
       Long nondfs = (Long) (mbs.getAttribute(mxbeanName, "NonDfsUsedSpace"));
-      Assert.assertEquals(fsn.getNonDfsUsedSpace(), nondfs.longValue());
+      assertEquals(fsn.getNonDfsUsedSpace(), nondfs.longValue());
       // get attribute percentremaining
       Float percentremaining = (Float) (mbs.getAttribute(mxbeanName,
           "PercentRemaining"));
-      Assert.assertEquals(fsn.getPercentRemaining(), percentremaining
-          .floatValue());
+      assertEquals(fsn.getPercentRemaining(), percentremaining
+          .floatValue(), DELTA);
       // get attribute Totalblocks
       Long totalblocks = (Long) (mbs.getAttribute(mxbeanName, "TotalBlocks"));
-      Assert.assertEquals(fsn.getTotalBlocks(), totalblocks.longValue());
+      assertEquals(fsn.getTotalBlocks(), totalblocks.longValue());
       // get attribute alivenodeinfo
       String alivenodeinfo = (String) (mbs.getAttribute(mxbeanName,
           "LiveNodes"));
@@ -103,15 +107,15 @@ public class TestNameNodeMXBean {
         assertTrue(liveNode.containsKey("numBlocks"));
         assertTrue(((Long)liveNode.get("numBlocks")) == 0);
       }
-      Assert.assertEquals(fsn.getLiveNodes(), alivenodeinfo);
+      assertEquals(fsn.getLiveNodes(), alivenodeinfo);
       // get attribute deadnodeinfo
       String deadnodeinfo = (String) (mbs.getAttribute(mxbeanName,
           "DeadNodes"));
-      Assert.assertEquals(fsn.getDeadNodes(), deadnodeinfo);
+      assertEquals(fsn.getDeadNodes(), deadnodeinfo);
       // get attribute NameDirStatuses
       String nameDirStatuses = (String) (mbs.getAttribute(mxbeanName,
           "NameDirStatuses"));
-      Assert.assertEquals(fsn.getNameDirStatuses(), nameDirStatuses);
+      assertEquals(fsn.getNameDirStatuses(), nameDirStatuses);
       Map<String, Map<String, String>> statusMap =
         (Map<String, Map<String, String>>) JSON.parse(nameDirStatuses);
       Collection<URI> nameDirUris = cluster.getNameDirs(0);

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestParallelImageWrite.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestParallelImageWrite.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestParallelImageWrite.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestParallelImageWrite.java
Tue Jul 24 15:19:08 2012
@@ -26,8 +26,6 @@ import java.io.File;
 import java.util.Collections;
 import java.util.List;
 
-import junit.framework.AssertionFailedError;
-
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileStatus;
 import org.apache.hadoop.fs.FileSystem;
@@ -132,7 +130,7 @@ public class TestParallelImageWrite {
    * @param fsn - the FSNamesystem being checked.
    * @param numImageDirs - the configured number of StorageDirectory of type IMAGE. 
    * @return - the md5 hash of the most recent FSImage files, which must all be the same.
-   * @throws AssertionFailedError if image files are empty or different,
+   * @throws AssertionError if image files are empty or different,
    *     if less than two StorageDirectory are provided, or if the
    *     actual number of StorageDirectory is less than configured.
    */

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestNNLeaseRecovery.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestNNLeaseRecovery.java?rev=1365119&r1=1365118&r2=1365119&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestNNLeaseRecovery.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/unit/org/apache/hadoop/hdfs/server/namenode/TestNNLeaseRecovery.java
Tue Jul 24 15:19:08 2012
@@ -18,8 +18,8 @@
 
 package org.apache.hadoop.hdfs.server.namenode;
 
-import static junit.framework.Assert.assertTrue;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 import static org.mockito.Matchers.anyString;
 import static org.mockito.Mockito.mock;



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