Rspec+Selenium+ Typeahead.js

def test_autocomplete(field, options = {})
    fill_in field, :with => options[:with]

    page.execute_script("$('##{field}').trigger('focus');")
    page.execute_script ("$('##{field}').trigger('keydown');")
    selector = "span.tt-dropdown-menu div.tt-suggestion:contains('#{options[:select]}')"

    page.should have_selector selector
    page.execute_script("$(\"#{selector}\").mouseenter().click()")
    page.should have_field(field, :with => options[:select])
  end



    scenario "typeahead test" d...

Testing jQuery autocomplete with Capybara

page.execute_script %Q{ $('"#{location}"').val('"#{text}"').keydown(); }
sleep(3)
page.execute_script %Q{ $('.ui-menu-item a:contains("#{target}")').trigger('mouseenter').click(); }
page.should have_field(localtion, :with => completed_text)