public  void testCreateSheet() throws Exception 
{
        // Check we're adding row and cell aggregates
        List records = new ArrayList();
        records.add( new BOFRecord() );
        records.add( new DimensionsRecord() );
        records.add( new EOFRecord() );
        Sheet sheet = Sheet.createSheet( records, 0, 0 );
        int pos = 0;
        assertTrue( sheet.records.get(pos++) instanceof BOFRecord );
        assertTrue( sheet.records.get(pos++) instanceof ColumnInfoRecordsAggregate );
        assertTrue( sheet.records.get(pos++) instanceof DimensionsRecord );
        assertTrue( sheet.records.get(pos++) instanceof RowRecordsAggregate );
        assertTrue( sheet.records.get(pos++) instanceof ValueRecordsAggregate );
        assertTrue( sheet.records.get(pos++) instanceof EOFRecord );
}