Author: elecharny
Date: Mon Mar 18 11:47:16 2013
New Revision: 1457717
URL: http://svn.apache.org/r1457717
Log:
Added an @ignored performance test
Modified:
labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/store/RecordManagerTest.java
Modified:
labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/store/RecordManagerTest.java
URL:
http://svn.apache.org/viewvc/labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/store/RecordManagerTest.java?rev=1457717&r1=1457716&r2=1457717&view=diff
==============================================================================
---
labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/store/RecordManagerTest.java
(original)
+++
labs/mavibot/trunk/mavibot/src/test/java/org/apache/mavibot/btree/store/RecordManagerTest.java
Mon Mar 18 11:47:16 2013
@@ -33,6 +33,7 @@ import org.apache.mavibot.btree.exceptio
import org.apache.mavibot.btree.exception.KeyNotFoundException;
import org.apache.mavibot.btree.serializer.LongSerializer;
import org.apache.mavibot.btree.serializer.StringSerializer;
+import org.junit.Ignore;
import org.junit.Test;
@@ -167,7 +168,7 @@ public class RecordManagerTest
assertNotNull( recordManager );
// Create a new BTree
- BTree<Long, String> btree = new BTree<Long, String>( "test", new
LongSerializer(), new StringSerializer() );
+ BTree<Long, String> btree = new BTree<Long, String>( "test", new
LongSerializer(), new StringSerializer(), 4 );
// And make it managed by the RM
recordManager.manage( btree );
@@ -210,4 +211,86 @@ public class RecordManagerTest
assertEquals( "V" + i, btree1.get( i ) );
}
}
+
+
+ /**
+ * Test the creation of a RecordManager with a BTree containing 100 000
elements
+ */
+ @Test
+ @Ignore("This is a performance test")
+ public void testRecordManagerWithBTreeLeafNode100K() throws IOException,
BTreeAlreadyManagedException,
+ KeyNotFoundException
+ {
+ File tempFile = File.createTempFile( "mavibot", ".db" );
+
+ String tempFileName = tempFile.getAbsolutePath();
+ tempFile.deleteOnExit();
+
+ RecordManager recordManager = new RecordManager( tempFileName, 512 );
+
+ assertNotNull( recordManager );
+
+ // Create a new BTree
+ BTree<Long, String> btree = new BTree<Long, String>( "test", new
LongSerializer(), new StringSerializer(), 32 );
+
+ // And make it managed by the RM
+ recordManager.manage( btree );
+
+ // Now, add some elements in the BTree
+ long t0 = System.currentTimeMillis();
+ for ( long i = 0L; i < 100000L; i++ )
+ {
+ btree.insert( i, "V" + i );
+ }
+ long t1 = System.currentTimeMillis();
+
+ // Close the recordManager
+ recordManager.close();
+
+ System.out.println( "Time taken to write 100 000 elements : " + ( t1 -
t0 ) );
+
+ // Now, try to reload the file back
+ RecordManager recordManager1 = new RecordManager( tempFileName );
+
+ assertEquals( 1, recordManager1.getNbManagedTrees() );
+
+ Set<String> managedBTrees = recordManager1.getManagedTrees();
+
+ assertEquals( 1, managedBTrees.size() );
+ assertTrue( managedBTrees.contains( "test" ) );
+
+ BTree<Long, String> btree1 = recordManager1.getManagedTree( "test" );
+
+ assertNotNull( btree1 );
+ assertEquals( btree.getComparator().getClass().getName(),
btree1.getComparator().getClass().getName() );
+ assertEquals( btree.getFile(), btree1.getFile() );
+ assertEquals( btree.getKeySerializer().getClass().getName(),
btree1.getKeySerializer().getClass().getName() );
+ assertEquals( btree.getName(), btree1.getName() );
+ assertEquals( btree.getNbElems(), btree1.getNbElems() );
+ assertEquals( btree.getPageSize(), btree1.getPageSize() );
+ assertEquals( btree.getRevision(), btree1.getRevision() );
+ assertEquals( btree.getValueSerializer().getClass().getName(),
btree1.getValueSerializer().getClass().getName() );
+
+ // Check the stored element
+ long t2 = System.currentTimeMillis();
+ for ( long i = 0L; i < 100000L; i++ )
+ {
+ //assertTrue( btree1.exist( i ) );
+ assertEquals( "V" + i, btree1.get( i ) );
+ }
+ long t3 = System.currentTimeMillis();
+ System.out.println( "Time taken to verify 100 000 elements : " + ( t3
- t2 ) );
+
+ // Check the stored element a second time
+ long t4 = System.currentTimeMillis();
+ for ( long i = 0L; i < 100000L; i++ )
+ {
+ //assertTrue( btree1.exist( i ) );
+ assertEquals( "V" + i, btree1.get( i ) );
+ }
+ long t5 = System.currentTimeMillis();
+ System.out.println( "Time taken to verify 100 000 elements : " + ( t5
- t4 ) );
+
+ System.out.println( "File size : " + tempFile.length() );
+ }
}
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