josevalim

class MessagesBuilder
  def initialize
    @description = nil
    @failure = nil
  end
 
  def description(arg = nil, &block)
    @description = arg || block
  end

josevalim

# Current way of overwriting your create behaviour when the task can't be saved with success:
class TasksController < InheritedResources::Base
  # Project.find_by_title!(params[:project_title]).tasks
  belongs_to :project, :finder => :find_by_title!, :param => :project_title

  def create
    # create! == super
    create! do |format|
      unless @task.errors.empty?
        format.html { redirect_to project_url(@project) }

josevalim

# TasksController
describe TasksController do
  describe "responding to GET show" do
    receive :find, :on => Task, :with => '37', :and_return => :mock_task
    get  :show, :id => '37'

    it { should match_expectations                                            }
    it { should ensure_assign(:project, :task).equal(mock_project, mock_task) }
  end
end

josevalim

class GroupsController < InheritedResources::Base

  protected
    def begin_of_association_chain
      @current_user # or a method that returns the @current_user
    end

end

josevalim

# Vamos supor que você quer fazer algo quando em special ("something_special!")
# antes de criar seus projetos. Você deve fazer isso:
#
class ProjectsController < InheritedResources::Base
  def create
    @project = Project.new(params[:project])
    @project.something_special!
    create!
  end
end

josevalim

describe User do
  valid_attributes :name => 'José Valim', :email => 'myemail@josevalim.com', :password => '12345'

  it{ should validates_presence_of(:email)  }
end

josevalim

require 'rubygems'
require 'active_support'

class Father
  cattr_accessor :name
end

class Son < Father
end

josevalim

#!/bin/sh

mkdir -p /usr/local/src && cd /usr/local/src
wget ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.1-p0.tar.bz2
tar -xjvf ruby-1.9.1-p0.tar.bz2
cd ruby-1.9.1-p0
./configure --prefix=/usr --program-suffix=19 --enable-shared
make && make install

josevalim

class Fixtures < (RUBY_VERSION < '1.9' ? YAML::Omap : Hash)
  cattr_accessor :current_fixtures

  def self.destroy_fixtures(table_names)
    NestedScenarios.delete_tables(table_names)
  end
end

module ActiveRecord #:nodoc:
  module TestFixtures #:nodoc:

josevalim

module Spec
  module Rails
    module Example
      # Controller Examples live in $RAILS_ROOT/spec/controllers/.
      #
      # Controller Examples use Spec::Rails::Example::ControllerExampleGroup, which supports running specs for
      # Controllers in two modes, which represent the tension between the more granular
      # testing common in TDD and the more high level testing built into
      # rails. BDD sits somewhere in between: we want to a balance between
      # specs that are close enough to the code to enable quick fault