Bug 182895 Support sort on Level attribute.
Currently in OLAP engine we only support sort on level key value. We should go ahead to support sort on level attribute value.
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/olap/api/CubeFeaturesTest.java
"\"CN\"" ) );
		cqd.addFilter( filter );
		DataEngine engine = DataEngine.newDataEngine( DataEngineContext.newInstance( DataEngineContext.DIRECT_PRESENTATION,
				null,
				null,
				null ) );
		this.createCube( engine );
		IPreparedCubeQuery pcq = engine.prepare( cqd, null );
		ICubeQueryResults queryResults = pcq.execute( null );
		CubeCursor cursor = queryResults.getCubeCursor( );
		List columnEdgeBindingNames = new ArrayList();
		columnEdgeBindingNames.add( "edge1level1" );
		columnEdgeBindingNames.add( "edge1level2" );
		
		this.printCube( cursor, columnEdgeBindingNames, "edge2level1", "measure1" );
	
	}
	
	/**
	 * Filter2, filter out all level11 = CN and level21 > 2000.
	 * @throws Exception
	 */
	public void testFilter2( ) throws Exception
	{
		ICubeQueryDefinition cqd = new CubeQueryDefinition( cubeName);
		IEdgeDefinition columnEdge = cqd.createEdge( ICubeQueryDefinition.COLUMN_EDGE );
		IEdgeDefinition rowEdge = cqd.createEdge( ICubeQueryDefinition.ROW_EDGE );
		IDimensionDefinition dim1 = columnEdge.createDimension( "dimension1" );
		IHierarchyDefinition hier1 = dim1.createHierarchy( "dimension1" );
		hier1.createLevel( "level11" );