Bug 147977 Chart editor does not use container's column bindings
1) create data source 2) create data set: select * from customers 3) create table 4) bind country, customer name to table 5) group by country 6) create a binding for total_by_country which aggregates # of customers in each country. put a data element in group footer and bind to total_by_country 7) in group header put chart 8) in data tab specify inherit from container Result: You see columns for report data set created in step 2. Expected Result: Just 3 columns for the 3 bindings created in 4 and 6.
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/api/APITestCase.java
{
		if ( this.dataSourceInstance != null )
		{
			if ( tableName != null )
				dataSourceInstance.dropTable( tableName );
			this.dataSourceInstance.close( true );
			this.dataSourceInstance = null;
		}
	}
	
	/**
	 * @return test table name
	 */
	protected String getTestTableName()
	{
		return this.tableName;
	}
	
	/**
	 * new a JDBC dataset with specified datasetname and querytext
	 * 
	 * @param datasetName
	 * @param queryText
	 * @return dataset
	 * @throws Exception
	 */
	protected OdaDataSetDesign newDataSet( String datasetName, String queryText )
			throws Exception
	{
		OdaDataSetDesign dset = new OdaDataSetDesign( datasetName );