Virtual column rails

virtual_column.rb

# frozen_string_literal: true

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  gem "rails", github: "rails/rails", branch: "main"
  gem "pg"
end

require "active_record"
require "minitest/autorun"
require "logger"

# This connection will do for database-independent bug reports.
ActiveRecord::Base.establish_connection(
  adapter: "postgresql",
  encoding: "unicode",
  database: "activerecord_unittest"
  )
ActiveRecord::Base.logger = Logger.new(STDOUT)

ActiveRecord::Schema.define do
  create_table :virtual_columns, force: true do |t|
    t.string  :name
    t.virtual :upper_name,  type: :string,  as: "UPPER(name)", stored: true
    t.virtual :name_length, type: :integer, as: "LENGTH(name)", stored: true
    t.virtual :name_octet_length, type: :integer, as: "OCTET_LENGTH(name)", stored: true
  end
end

class VirtualColumn < ActiveRecord::Base
end

class BugTest < Minitest::Test
  def test_association_stuff
    VirtualColumn.create!(name: "Rails")
  end
end