it('filters case insensitive on specified columns', function() {
                  ReactableTestUtils.expectRowText(0, ['New York', 'this is some text', 'new']);
                  ReactableTestUtils.expectRowText(1, ['New Mexico', 'lorem ipsum', 'old']);
                  ReactableTestUtils.expectRowText(2, ['Alaska', 'bacon', 'renewed']);
                  var $builtInFilter = $('#table thead tr.reactable-filterer input.reactable-filter-input');