require 'spec/spec_helper'
require 'rubygems'
require 'fileutils'
require 'taza'
require 'vendor/gems/gems/rubigen-1.3.2/test/test_generator_helper'

class Taza::Site
  def flows
    flows = []
    Dir.glob(File.join(path,'flows','*.rb')).each do |file|
      require file

      flows << "#{self.class.parent.to_s}::#{File.basename(file,'.rb').camelize}".constantize
    end
    flows
  end
end

describe "Flow Generation" do
  include RubiGen::GeneratorTestHelper
  include Helpers::Generator
  include Helpers::Taza

  before :all do
    @site_name = "Foo"
    @site_folder = File.join(PROJECT_FOLDER,'lib','sites',"gap")
    @site_file = File.join(PROJECT_FOLDER,'lib','sites',"gap.rb")
    @flow_name = "CheckOut"
  end

  before :each do
    run_generator('taza', [APP_ROOT], generator_sources)
    @site_class = generate_site(@site_name)
  end

  after :each do
    bare_teardown
  end

  it "should give you usage if you do not give two arguments" do
    FlowGenerator.any_instance.expects(:usage)
    lambda { run_generator('flow', [@flow_name], generator_sources) }.should raise_error
  end

  it "should give you usage if you give a site that does not exist" do
    FlowGenerator.any_instance.expects(:usage)
    $stderr.expects(:puts).with(regexp_matches(/NoSuchSite/))
    lambda { run_generator('flow', [@flow_name,"NoSuchSite"], generator_sources) }.should raise_error
  end

  it "should generate flows that will not have namespace collisions with pages" do
    flow_name = "SignIn"
    run_generator('flow', [flow_name,@site_class.to_s], generator_sources)
    run_generator('page', [flow_name,@site_class.to_s], generator_sources)
    stub_settings
    stub_browser
    site = @site_class.new
    site.flow(:sign_in)
    site.sign_in_page
  end

  it "should generate flows that will not have namespace collisions with other sites' flows" do
    new_site_class = generate_site('Pag')
    run_generator('flow', [@flow_name,@site_class.to_s], generator_sources)
    run_generator('flow', [@flow_name,new_site_class.to_s], generator_sources)
    stub_settings
    stub_browser
    (@site_class.new.flows & new_site_class.new.flows).should be_empty
  end
end