cucumber

Scenario: Allow login of a user with valid credentials
    Given "hector" a confirmed user with password "supersecret"
    When I go to the login page
    And I fill in "login" with "hector"
    And I fill in "password" with "supersecret"
    And I press "Login"
    Then I should be logged in

Given /^"(.*)" a confirmed user with password "(.*)"$/ do |name, password|
  Given "\"#{name}\" an unconfirmed user with password \"#{password}\""
  And "I receive an email"
  And "I open the email"
  And "I should see \"confirm\" in the email"
  When "I follow \"confirm\" in the email"
  Then "I should see my account page"
  visit '/logout'
end

Scenario: Allow login of a user with valid credentials        # features/authentication/authentication.feature:16
    Given "hector" a confirmed user with password "supersecret" # features/registration/step_definitions/registration_steps.rb:40
      You have a nil object when you didn't expect it!
      You might have expected an instance of Array.
      The error occurred while evaluating nil.+ (NoMethodError)
      /Users/mark/code/SpringBoard/app/models/user_mailer.rb:22:in `setup_email'
      /Users/mark/code/SpringBoard/app/models/user_mailer.rb:4:in `signup_notification'
      /Users/mark/code/SpringBoard/app/models/user_observer.rb:3:in `after_create'
      /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/observer.rb:185:in `notify_observers'
      /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/observer.rb:184:in `each'
      /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/observer.rb:184:in `notify_observers'
      /Users/mark/code/SpringBoard/vendor/plugins/active_scaffold/lib/extensions/unsaved_record.rb:15:in `save'
      /Users/mark/code/SpringBoard/app/controllers/users_controller.rb:11:in `create'
      (eval):2:in `click_button'
      ./features/step_definitions/webrat_steps.rb:15:in `/^I press "([^\"]*)"$/'
      features/authentication/authentication.feature:17:in `Given "hector" a confirmed user with password "supersecret"'
When I go to the login page                                 # features/step_definitions/webrat_steps.rb:10
    And I fill in "login" with "hector"                         # features/step_definitions/webrat_steps.rb:22
    And I fill in "password" with "supersecret"                 # features/step_definitions/webrat_steps.rb:22
    And I press "Login"                                         # features/step_definitions/webrat_steps.rb:14
    Then I should be logged in                                  # features/registration/step_definitions/registration_steps.rb:65

user_mailer.rb

# -*- coding: utf-8 -*-
class UserMailer < ActionMailer::Base
  def signup_notification(user)
    setup_email(user)
    @subject += I18n.t('user_mailer.signup_subject')
  end

  def activation(user)
    setup_email(user)
    @subject += I18n.t('user_mailer.activation_subject')
  end

  def reset_password_instructions(user)
    setup_email(user)
    @subject += I18n.t('user_mailer.reset_password_subject')
  end

  protected
  def setup_email(user)
    recipients user.email
    from       I18n.t('user_mailer.from', :email => '<notifications@example.com>')
    @subject   += I18n.t('user_mailer.setup_subject')
    sent_on    Time.now
    body :user => user
  end
end

user_observer.rb

class UserObserver < ActiveRecord::Observer
  def after_create(user)
    UserMailer.deliver_signup_notification(user)

    # Easy confirmation URL for testing in the browser
    if RAILS_ENV == "development"
      ActiveRecord::Base.logger.debug "\nCopy & Paste Confirmation:\nlocalhost:3000/" +
        "account/confirm?locale=#{I18n.locale.to_s}&token=#{user.perishable_token}\n\n"
    end
  end

  def after_save(user)
    UserMailer.deliver_activation(user) if user.recently_confirmed?
  end
end

users_controller.rb

class UsersController < ApplicationController
  before_filter :require_no_user, :only => [:new, :create]
  before_filter :require_user, :only => [:show, :edit, :update]
  
  def new
    @user = User.new
  end
  
  def create
    @user = User.new(params[:user])
    if @user.save
      flash[:notice] = t :register_successful
      redirect_to root_url
    else
      render :new
    end
  end
  
  def show
    @user = @current_user
    render :edit
  end
 
  def edit
    @user = @current_user
  end
  
  def update
    @user = @current_user # makes our views "cleaner" and more consistent
    if @user.update_attributes(params[:user])
      flash[:notice] = t :account_updated
      redirect_to account_url
    else
      render :edit
    end
  end
  
  def confirm
    @user = User.find_using_perishable_token(params[:token])

    if @user
      @user.confirm!
      UserSession.create(@user)

      flash[:notice] = t :confirm_successful
      redirect_to account_url
    else
      flash[:error] = t :confirm_unsuccessful
      redirect_to root_url
    end
  end
  
end