text: describe('After cascade, scroll should not be messed up', function(t) {
  
      t.expectGlobals('App', 'MyApp', 'MyTaskModel', 'ExampleDefaults', 'supportedLocales', 'localeClass', 'localeId');
  
      t.chain(
  
          { waitFor : 'RowsVisible' },
  
          { drag : '.sch-gantt-task-bar', by : [200, 0] },
  
          function() {
              var gantt = t.cq1('ganttpanel');
              var cols = gantt.lockedGrid.headerCt.getGridColumns();
  
              Ext.each(cols, function(c, i) {
                  t.is(Ext.fly(t.getCell(gantt.lockedGrid, 0, i)).getWidth(), c.getWidth(), i + ': cell width ok');
              });
          }
      )
  })
  