recaptcha_steps_with_method_definition.rb

When /^I fill the captcha incorrectly$/ do
  captcha_evaluates_to false
end

When /^I fill the captcha correctly$/ do
  captcha_evaluates_to true
end

module ShortCircuit
  attr_accessor :short_circuit_to

  def verify_recaptcha
    return short_circuit_to if short_circuit_to
    super
  end
end

Recaptcha::Verify.extend(ShortCircuit)

After do
  # clear out the short-circuit value
  Recaptcha::Verify.short_cicruit_to(nil)
end

def captcha_evaluates_to(result)
  Recaptcha::Verify.short_circuit_to(result)
end