it('should correctly support clear feature inner content', function() {
        var elm = compileDirective('options-hasClear', {selectedDate: new Date(2015, 3, 1)});
        angular.element(elm[0]).triggerHandler('focus');
        expect(sandboxEl.find('.dropdown-menu tfoot>tr button.clear').length).toBe(1);
        expect(sandboxEl.find('.dropdown-menu tfoot>tr>td').length).toBe(1);