CanCanCan Issue 399

main.rb

begin
  require 'bundler/inline'
rescue LoadError => e
  $stderr.puts 'Bundler version 1.10 or later is required. Please update your Bundler'
  raise e
end

gemfile(true) do
  source 'https://rubygems.org'
  gem 'rails', '5.1.0'  # use correct rails version
  # gem 'cancancan' # use correct cancancan version
  gem 'sqlite3' # use another DB if necessary
end

require 'active_record'
# require 'cancancan'
# require 'cancan/model_adapters/active_record_adapter'
# require 'cancan/model_adapters/active_record_4_adapter'
require 'minitest/autorun'
require 'logger'

# This connection will do for database-independent bug reports.
ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:')
ActiveRecord::Base.logger = Logger.new(STDOUT)

# create your tables here
ActiveRecord::Schema.define do
  create_table :games, force: true

  create_table :players, force: true do |t|
    t.string :name
    t.integer :game_id
  end
end

class Game < ActiveRecord::Base
  has_many :players, autosave: true
end

class Player < ActiveRecord::Base
  belongs_to :game
end

# class Ability
#   include CanCan::Ability
#
#   def initialize(user)
#     can :read, Game
#   end
# end

class BugTest < Minitest::Test
  def test_bug
    new_player = Player.new(name: "Test")
    game = Game.create
    game.players << new_player
    assert new_player.new_record?
    game.save
    assert new_player.persisted?
  end
end