Triggering custom events with capybara-webkit using jQuery $.trigger

some_spec.rb

def trigger(selector, name, options={})
  # if you return the default object capybara tries to parse the jquery object
  page.evaluate_script("$('#{selector}').trigger(jQuery.Event('#{name}', #{options.to_json})); undefined")
end

it 'triggers a couple events' do
  # Ex: lets simulate a drag and drop
  trigger '.canvas', :mousedown, {pageX:200, pageY:300}
  trigger '.canvas', :mousemove, {pageX:400, pageY:400}
  trigger '.canvas', :mouseup
end