The Depot Application

11.3 Iteration F3: Limiting Access 11.1 Iteration F1: Adding Users

11.2 Iteration F2: Logging in

Expected at least 1 element matching "legend", found 0.

Traceback:
  /home/rubys/git/awdwr/edition3/work-192-23/vendor/rails/actionpack/lib/action_controller/assertions/selector_assertions.rb:307:in `assert_select'
  /home/rubys/git/awdwr/edition3/checkdepot.rb:176:in `block in <class:DepotTest>'
ruby script/generate controller admin login logout index
NOTE: Gem.source_index is deprecated, use Specification. It will be removed on or after 2011-11-01.
Gem.source_index called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/gem_dependency.rb:21.
NOTE: Gem::SourceIndex#initialize is deprecated with no replacement. It will be removed on or after 2011-11-01.
Gem::SourceIndex#initialize called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/vendor_gem_source_index.rb:100.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Gem::SourceIndex#add_spec is deprecated, use Specification.add_spec. It will be removed on or after 2011-11-01.
Gem::SourceIndex#add_spec called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:91.
NOTE: Dependency.new w/ a regexp is deprecated.
Dependency.new called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails_generator/lookup.rb:211
NOTE: Gem.cache is deprecated, use Gem::source_index. It will be removed on or after 2011-08-01.
Gem.cache called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails_generator/lookup.rb:212.
NOTE: Gem.source_index is deprecated, use Specification. It will be removed on or after 2011-11-01.
Gem.source_index called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems.rb:1175.
NOTE: Gem::SourceIndex#search is deprecated with no replacement. It will be removed on or after 2011-11-01.
Gem::SourceIndex#search called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/vendor_gem_source_index.rb:119.
NOTE: Gem::SourceIndex#search is deprecated with no replacement. It will be removed on or after 2011-11-01.
Gem::SourceIndex#search called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/vendor_gem_source_index.rb:119.
NOTE: Gem.cache is deprecated, use Gem::source_index. It will be removed on or after 2011-08-01.
Gem.cache called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails_generator/lookup.rb:234.
NOTE: Gem.source_index is deprecated, use Specification. It will be removed on or after 2011-11-01.
Gem.source_index called from /home/rubys/.rvm/rubies/ruby-1.9.2-p320/lib/ruby/site_ruby/1.9.1/rubygems.rb:1175.
NOTE: Gem::SourceIndex#each is deprecated with no replacement. It will be removed on or after 2011-11-01.
Gem::SourceIndex#each called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/vendor_gem_source_index.rb:123.
NOTE: Gem::SourceIndex#each is deprecated with no replacement. It will be removed on or after 2011-11-01.
Gem::SourceIndex#each called from /home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/railties/lib/rails/vendor_gem_source_index.rb:124.
      exists  app/controllers/
      exists  app/helpers/
      create  app/views/admin
      exists  test/functional/
      exists  test/unit/helpers/
      create  app/controllers/admin_controller.rb
      create  test/functional/admin_controller_test.rb
      create  app/helpers/admin_helper.rb
      create  test/unit/helpers/admin_helper_test.rb
      create  app/views/admin/login.html.erb
      create  app/views/admin/logout.html.erb
      create  app/views/admin/index.html.erb

Restart the server.

edit app/controllers/admin_controller.rb
class AdminController < ApplicationController
 
  # just display the form and wait for user to
  # enter a name and password
  def login
    if request.post?
      user = User.authenticate(params[:name], params[:password])
      if user
        session[:user_id] = user.id
        redirect_to(:action => "index")
      else
        flash.now[:notice] = "Invalid user/password combination"
      end
    end
  end
 
  def logout
    session[:user_id] = nil
    flash[:notice] = "Logged out"
    redirect_to(:action => "login")
  end
 
  def index
    @total_orders = Order.count
  end
end
edit app/views/admin/login.html.erb
<div class="depot-form">
  <% form_tag do %>
    <fieldset>
      <legend>Please Log In</legend>
 
      <div>
        <label for="name">Name:</label>
        <%= text_field_tag :name, params[:name] %>
      </div>
 
      <div>
        <label for="password">Password:</label>
        <%= password_field_tag :password, params[:password] %>
      </div>
  
      <div>
        <%= submit_tag "Login" %>
      </div>
    </fieldset>
  <% end %>
</div>
edit app/views/admin/index.html.erb
<h1>Welcome</h1>
 
It's <%= Time.now %>
We have <%= pluralize(@total_orders, "order") %>.
get /admin/login

ActiveRecord::StatementInvalid in Admin#login

Showing app/views/admin/login.html.erb where line #2 raised: 

  Could not find table 'sessions'

Extracted source (around line #2): 

  1: <div class="depot-form">
2:   <% form_tag do %>
3:     <fieldset>
4:       <legend>Please Log In</legend>
5:

RAILS_ROOT: /home/rubys/git/awdwr/edition3/work-192-23/depot

Application Trace | Framework Trace | Full Trace 
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb:29:in `block in table_structure'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb:28:in `tap'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb:28:in `table_structure'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb:228:in `columns'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/base.rb:1305:in `columns'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/base.rb:1313:in `columns_hash'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/session_store.rb:93:in `setup_sessid_compatibility!'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/session_store.rb:62:in `find_by_session_id'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/session_store.rb:330:in `find_session'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/session_store.rb:290:in `block in get_session'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/base.rb:1482:in `silence'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/activerecord/lib/active_record/session_store.rb:288:in `get_session'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:221:in `block in load_session'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:258:in `stale_session_check!'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:219:in `load_session'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:132:in `load!'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:128:in `load_for_write!'
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/session/abstract_store.rb:67:in `[]='
/home/rubys/git/awdwr/edition3/work-192-23/depot/vendor/rails/actionpack/lib/action_controller/request_forgery_protection.rb:109:in `form_authenticity_token'
(eval):2:in `form_authenticity_token'

Request

Parameters: 

None

Show session dump

Response

Headers: 

{"Cache-Control"=>"no-cache",
 "Content-Type"=>"text/html"}

11.3 Iteration F3: Limiting Access 11.1 Iteration F1: Adding Users