§2023-02-27

• Alexandria is a GNOME application for managing collections of books

Chapter 12 Alexandria: Setup Time

12.2. reating the application

(FRUM) alexlai@hc4Bullseye:~/sinatra-proj$ rails new alexandria --api --skip-test-unit

$ cd alexandria && rails server

12.5.1. The Publisher Model

$ rails generate rspec:install
Could not find generator 'rspec:install'. (Rails::Command::Base::CorrectableError)
Run `bin/rails generate --help` for more options.
(FRUM) alexlai@hc4Bullseye:~/sinatra-proj/alexandria$ rails g model Publisher name:string
      invoke  active_record
      create    db/migrate/20230227075503_create_publishers.rb
      create    app/models/publisher.rb
      invoke    test_unit
      create      test/models/publisher_test.rb
      create      test/fixtures/publishers.yml

$ cat db/migrate/20230227075503_create_publishers.rb
class CreatePublishers < ActiveRecord::Migration[7.0]
  def change
    create_table :publishers do |t|
      t.string :name

      t.timestamps
    end
  end
end

$ rails db:migrate && rails db:migrate RAILS_ENV=test
== 20230227075503 CreatePublishers: migrating =================================
-- create_table(:publishers)
   -> 0.0084s
== 20230227075503 CreatePublishers: migrated (0.0087s) ========================

== 20230227075503 CreatePublishers: migrating =================================
-- create_table(:publishers)
   -> 0.0031s
== 20230227075503 CreatePublishers: migrated (0.0033s) ========================