it('filters using the custom filter on specified columns', function() {
                  ReactableTestUtils.expectRowText(0, ['Alaska', 'bacon', 'new']);
                  ReactableTestUtils.expectRowText(1, ['New Mexico', 'lorem ipsum', 'old x']);
                  ReactableTestUtils.expectRowText(2, ['Colorado', 'lol', 'renewed x']);
                  var $builtInFilter = $('#table thead tr.reactable-filterer input.reactable-filter-input');