public void SelectDatasetColumns()
        {
            CodedUITestHelpers.CompleteStep1(_dataset.DatabaseCode);
            CodedUITestHelpers.CompleteStep2(_dataset, _dataset.Name);

            var columns = CodedUITestHelpers.SampleDatasetColumns();

            columns.ForEach(delegate(DataColumn column)
            {
                UIMap.SelectColumn(column);
                UIMap.AssertColumnAddedToSelection(column);
            });

            UIMap.AssertNumberOfColumnsSelected(columns.Count);
            UIMap.AssertCorrectUDFSignature(datasetUDF(_dataset.Code, columns));
        }