rspec_nested_resources.rb

# spec/controllers/users_controller_spec.rb
# ERROR:
#  Failure/Error: get :edit, :id => user.id
#   ActionController::RoutingError:
#   No route matches {:id=>1, :controller=>"users", :action=>"edit"}
describe UsersController do
  render_views

  it "renders edit template for edit action" do
    user = Factory(:user)
    get :edit, :id => user.id
    response.should render_template(:edit)
  end

  ...
end


# spec/controllers/users_controller_spec.rb
# ERROR:
#  Failure/Error: get :edit, :id => user.id, :account_id => user.account_id
#   NoMethodError:
#   undefined method `users' for nil:NilClass
describe UsersController do
  render_views

  it "renders edit template for edit action" do
    user = Factory(:user)
    get :edit, :id => user.id, :account_id => user.account_id
    response.should render_template(:edit)
  end

  ...
end

# app/controllers/application_controller.rb
class ApplicationController < ActionController::Base
  protect_from_forgery
  before_filter :current_account
  helper_method :current_account

  private

  # Set current domain to get account data
  def current_domain
    url = Domainatrix.parse(request.url)
    url.domain + "." + url.public_suffix
  end

  # Set current_account to compare against database
  def current_account
    @current_account ||= Account.find_by_domain(current_domain)
  end
end

# app/controller/users_controller.rb
class UsersController < ApplicationController
  def edit
    @user = current_account.users.find(params[:id])
  end
  
  ...
end

# app/model/account.rb
class Account < ActiveRecord::Base
  has_many :users

  ...
end

# app/model/user.rb
class User < ActiveRecord::Base
  belongs_to :account

  ...
end

# spec/factories.rb
Factory.define :account do |f|
  f.domain "smackaho.st"
end

Factory.define :user do |f|
  f.email "foo@bar.com"
  f.fname "Foo"
  f.name "Bar"
  f.password "test123"
  f.password_confirmation { |u| u.password }
  f.association :account
end