Adding a test that checks we can browse a btree with random keys. Currently, this test is failing, we have some issue in teh way we build the browser.
diff --git a/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBrowseTest.java b/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBrowseTest.java
index c5d3763..1c3919d 100644
--- a/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBrowseTest.java
+++ b/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBrowseTest.java
@@ -28,8 +28,11 @@
import java.io.File;
import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
+import java.util.Random;
import java.util.UUID;
import org.apache.commons.io.FileUtils;
@@ -1162,4 +1165,55 @@
System.out.println( cursor.nextKey() );
}
}
+
+
+ /**
+ * Test the browse methods on a btree containing 500 random entries, and
+ * try to browse it.
+ */
+ @Test
+ public void testBrowseBTree500() throws IOException, BTreeAlreadyManagedException, KeyNotFoundException
+ {
+ List<Long> values = new ArrayList<Long>( 500 );
+ long[] randomVals = new long[500];
+ Random r = new Random( System.currentTimeMillis() );
+
+ // Inject some data
+ for ( long i = 0L; i < 5000L; i++ )
+ {
+ values.add( i );
+ }
+
+ for ( int i = 0; i < 500; i++ )
+ {
+ int index = r.nextInt( 500 - i );
+ randomVals[i] = values.get( index );
+ }
+
+ // Inject some data
+ for ( int i = 0; i < 500; i++ )
+ {
+ btree.insert( randomVals[i], Long.toString( randomVals[i] ) );
+ }
+
+ // Now, browse the BTree starting from 0 to the end
+ for ( long i = 0L; i < 500L; i++ )
+ {
+ System.out.println( "Browsing from " + i );
+ // Create the cursor
+ TupleCursor<Long, String> cursor = btree.browseFrom( i );
+
+ assertTrue( cursor.hasNext() );
+ Long expected = i;
+
+ while ( cursor.hasNext() )
+ {
+ Tuple<Long, String> tuple = cursor.next();
+ assertEquals( expected, tuple.getKey() );
+ expected++;
+ }
+
+ cursor.close();
+ }
+ }
}
\ No newline at end of file
