gistfile3.txt

spec_helper.rb

begin
	require File.dirname(__FILE__) + '/../../../../spec/spec_helper'
rescue LoadError
	puts "You need to install rspec in your base app"
	exit
end

ActionController::Routing::Routes.draw do |map|
	map.resources :things
end

things_controller_spec.rb

require 'spec_helper'
require File.dirname(__FILE__) + '/../lib/acts_as_single_submit'

class ApplicationController < ActionController::Base
end

class ThingsController < ApplicationController
	include ActsAsSingleSubmit
	acts_as_single_submit
	
	before_filter :set_session_var, :only => [:create]
	
	def create
		render :text => 'Create complete.'
	end
	
	private
	
	def set_session_var
		session[:bogus_var] = params[:bogus_var]
	end
end

describe ThingsController, :type => :controller do
	it 'should be an instance of ApplicationController' do
		ThingsController.superclass.should == ApplicationController
	end
	
	it 'should act as single submit' do
		ThingsController.should respond_to(:acts_as_single_submit)
	end
	
	it 'should have a create action' do
		ThingsController.new.should respond_to(:create)
	end

	it 'one post create should work' do
		controller.should_receive(:set_session_var).once
		post :create, {:bogus_var => 'this is bogus'}
	end

	it 'double post of same parameter data should not happen' do
		controller.should_receive(:set_session_var).once
		post :create, {:bogus_var => 'this is bogus'}
	end

	it 'second submit of different data should be allowed' do
		controller.should_receive(:set_session_var).twice
		post :create, {:bogus_var => 'this is bogus'}
		post :create, {:bogus_var => 'this is bogus also'}
	end
end