test_jruby_ar_association.rb

require "rubygems"
require "activerecord"

# ActiveRecord::Base.establish_connection :adapter=>"oracle_enhanced",:username=>"hr",:password=>"hr",:database=>"orcl"
ActiveRecord::Base.establish_connection :adapter=>"jdbcsqlite3", :database=>"jruby_test.sqlite3", :timeout => 5000

ActiveRecord::Schema.define do
  suppress_messages do
    create_table :posts, :force => true do |t|
      t.string :title
    end
    create_table :comments, :force => true do |t|
      t.string :body
      t.integer :post_id
    end
  end
end

class Post < ActiveRecord::Base
  has_many :comments
end

class Comment < ActiveRecord::Base
  belongs_to :post
end

p = Post.create(:title => "test")
p.comments.create(:body => "test")

# JRuby 1.4RC1 will return false which is wrong
puts Post.first.comments == Post.first.comments