HeaderPositionHelper _helper;
@Before
public void setUp() throws Exception {
int custId = 0;
final List<HeaderPositionInfo> infos = new ArrayList<HeaderPositionInfo>();
infos.add(new HeaderPositionInfo(3, 30, custId++, false));
infos.add(new HeaderPositionInfo(9, 20, custId++, false));
infos.add(new HeaderPositionInfo(10, 60, custId++, false));
int defaultSize = 40;
_helper = new HeaderPositionHelper(defaultSize, infos);
}