The Depot Application

6.2 Creating the Products Model and Maintenance Application 6.1 Iteration A1: Getting Something Running

6.2 Creating the Products Model and Maintenance Application

ls -p

app/	 config.ru  doc/     lib/  public/   README   test/  vendor/

config/  db/	    Gemfile  log/  Rakefile  script/  tmp/

rails generate scaffold product title:string description:text image_url:string

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant RubyGemsVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:194: warning: already initialized constant MUTEX

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:196: warning: already initialized constant RubyGemsPackageVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:202: warning: already initialized constant WIN_PATTERNS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1079: warning: already initialized constant MARSHAL_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1084: warning: already initialized constant YAML_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:72: warning: already initialized constant VERSION_PATTERN

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:20: warning: already initialized constant OPS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:30: warning: already initialized constant OP_RE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:246: warning: already initialized constant Requirement

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:18: warning: already initialized constant TYPES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:171: warning: already initialized constant RUBY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:177: warning: already initialized constant CURRENT

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:39: warning: already initialized constant NONEXISTENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:50: warning: already initialized constant CURRENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:56: warning: already initialized constant SPECIFICATION_VERSION_HISTORY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:72: warning: already initialized constant MARSHAL_FIELDS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:75: warning: already initialized constant TODAY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:593: warning: already initialized constant Cache

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:14: warning: already initialized constant DEFAULT_BACKTRACE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:15: warning: already initialized constant DEFAULT_BENCHMARK

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:16: warning: already initialized constant DEFAULT_BULK_THRESHOLD

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:17: warning: already initialized constant DEFAULT_VERBOSITY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:18: warning: already initialized constant DEFAULT_UPDATE_SOURCES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:24: warning: already initialized constant OPERATING_SYSTEM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:30: warning: already initialized constant PLATFORM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:53: warning: already initialized constant SYSTEM_WIDE_CONFIG_FILE

      invoke  active_record

      create    db/migrate/20100211191108_create_products.rb

      create    app/models/product.rb

      invoke    test_unit

      create      test/unit/product_test.rb

      create      test/fixtures/products.yml

       route  resources :products

      invoke  scaffold_controller

      create    app/controllers/products_controller.rb

      invoke    erb

      create      app/views/products

      create      app/views/products/index.html.erb

      create      app/views/products/edit.html.erb

      create      app/views/products/show.html.erb

      create      app/views/products/new.html.erb

      create      app/views/products/_form.html.erb

      create      app/views/layouts/products.html.erb

      invoke    test_unit

      create      test/functional/products_controller_test.rb

      invoke    helper

      create      app/helpers/products_helper.rb

      invoke      test_unit

      create        test/unit/helpers/products_helper_test.rb

      invoke  stylesheets

      create    public/stylesheets/scaffold.css

rake db:migrate

mv 20100211191108_create_products.rb 20100301000001_create_products.rb

(in /home/rubys/git/awdwr/work-191/depot)

==  CreateProducts: migrating =================================================

-- create_table(:products)

   -> 0.0013s

==  CreateProducts: migrated (0.0014s) ========================================

sqlite3> select version from schema_migrations

version = 20100301000001

Start the server.

edit app/views/products/_form.html.erb

<% form_for(@product) do |f| %>

  <%= f.error_messages %>

  <div class="field">

    <%= f.label :title %><br />

    <%= f.text_field :title %>

  </div>

  <div class="field">

    <%= f.label :description %><br />

    <%= f.text_area :description, :rows => 6 %>

  </div>

  <div class="field">

    <%= f.label :image_url %><br />

    <%= f.text_field :image_url %>

  </div>

  <div class="actions">

    <%= f.submit %>

  </div>

<% end %>

get /products

Listing products

Title	Description	Image url

New product

get /products/new

New product

Back

post /products

product[title] => Pragmatic Version Control
product[description] => <p> This book is a recipe-based approach to using Subversion that will get you up and running quickly---and correctly. All projects need version control: it's a foundational piece of any project's infrastructure. Yet half of all project teams in the U.S. dont use any version control at all. Many others dont use it well, and end up experiencing time-consuming problems. </p>
product[image_url] => /images/svn.jpg

You are being redirected.

get http://localhost:3000/products/1

Product was successfully created.

Title: Pragmatic Version Control

Description: <p> This book is a recipe-based approach to using Subversion that will get you up and running quickly---and correctly. All projects need version control: it's a foundational piece of any project's infrastructure. Yet half of all project teams in the U.S. dont use any version control at all. Many others dont use it well, and end up experiencing time-consuming problems. </p>

Image url: /images/svn.jpg

Edit | Back

get /products

Listing products

Title	Description	Image url
Pragmatic Version Control	<p> This book is a recipe-based approach to using Subversion that will get you up and running quickly---and correctly. All projects need version control: it's a foundational piece of any project's infrastructure. Yet half of all project teams in the U.S. dont use any version control at all. Many others dont use it well, and end up experiencing time-consuming problems. </p>	/images/svn.jpg	Show	Edit	Destroy

New product

sqlite3 db/development.sqlite3 .schema

CREATE TABLE "products" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "title" varchar(255), "description" text, "image_url" varchar(255), "created_at" datetime, "updated_at" datetime);

CREATE TABLE "schema_migrations" ("version" varchar(255) NOT NULL);

CREATE UNIQUE INDEX "unique_schema_migrations" ON "schema_migrations" ("version");

rake test

(in /home/rubys/git/awdwr/work-191/depot)

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant RubyGemsVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:194: warning: already initialized constant MUTEX

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:196: warning: already initialized constant RubyGemsPackageVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:202: warning: already initialized constant WIN_PATTERNS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1079: warning: already initialized constant MARSHAL_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1084: warning: already initialized constant YAML_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:72: warning: already initialized constant VERSION_PATTERN

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:20: warning: already initialized constant OPS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:30: warning: already initialized constant OP_RE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:246: warning: already initialized constant Requirement

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:18: warning: already initialized constant TYPES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:171: warning: already initialized constant RUBY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:177: warning: already initialized constant CURRENT

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:39: warning: already initialized constant NONEXISTENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:50: warning: already initialized constant CURRENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:56: warning: already initialized constant SPECIFICATION_VERSION_HISTORY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:72: warning: already initialized constant MARSHAL_FIELDS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:75: warning: already initialized constant TODAY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:593: warning: already initialized constant Cache

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:14: warning: already initialized constant DEFAULT_BACKTRACE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:15: warning: already initialized constant DEFAULT_BENCHMARK

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:16: warning: already initialized constant DEFAULT_BULK_THRESHOLD

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:17: warning: already initialized constant DEFAULT_VERBOSITY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:18: warning: already initialized constant DEFAULT_UPDATE_SOURCES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:24: warning: already initialized constant OPERATING_SYSTEM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:30: warning: already initialized constant PLATFORM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:53: warning: already initialized constant SYSTEM_WIDE_CONFIG_FILE

Loaded suite /home/rubys/.rvm/gems/ruby-1.9.1-p376/gems/rake-0.8.7/lib/rake/rake_test_loader

Started

Finished in 0.099525 seconds.

1 tests, 1 assertions, 0 failures, 0 errors, 0 skips

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:14: warning: already initialized constant RubyGemsVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:194: warning: already initialized constant MUTEX

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:196: warning: already initialized constant RubyGemsPackageVersion

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:202: warning: already initialized constant WIN_PATTERNS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1079: warning: already initialized constant MARSHAL_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems.rb:1084: warning: already initialized constant YAML_SPEC_DIR

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:72: warning: already initialized constant VERSION_PATTERN

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:20: warning: already initialized constant OPS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/requirement.rb:30: warning: already initialized constant OP_RE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/version.rb:246: warning: already initialized constant Requirement

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:18: warning: already initialized constant TYPES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:171: warning: already initialized constant RUBY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/platform.rb:177: warning: already initialized constant CURRENT

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:39: warning: already initialized constant NONEXISTENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:50: warning: already initialized constant CURRENT_SPECIFICATION_VERSION

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:56: warning: already initialized constant SPECIFICATION_VERSION_HISTORY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:72: warning: already initialized constant MARSHAL_FIELDS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/specification.rb:75: warning: already initialized constant TODAY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/source_index.rb:593: warning: already initialized constant Cache

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:14: warning: already initialized constant DEFAULT_BACKTRACE

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:15: warning: already initialized constant DEFAULT_BENCHMARK

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:16: warning: already initialized constant DEFAULT_BULK_THRESHOLD

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:17: warning: already initialized constant DEFAULT_VERBOSITY

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:18: warning: already initialized constant DEFAULT_UPDATE_SOURCES

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:24: warning: already initialized constant OPERATING_SYSTEM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:30: warning: already initialized constant PLATFORM_DEFAULTS

/home/rubys/.rvm/ruby-1.9.1-p376/lib/ruby/site_ruby/1.9.1/rubygems/config_file.rb:53: warning: already initialized constant SYSTEM_WIDE_CONFIG_FILE

Loaded suite /home/rubys/.rvm/gems/ruby-1.9.1-p376/gems/rake-0.8.7/lib/rake/rake_test_loader

Started

.......

Finished in 0.365646 seconds.

7 tests, 10 assertions, 0 failures, 0 errors, 0 skips