Created
January 18, 2024 00:00
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# 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" | |
# If you want to test against edge Rails replace the previous line with this: | |
# gem "rails", github: "rails/rails", branch: "main" | |
gem "paper_trail" | |
gem "paper_trail-association_tracking" | |
gem "sqlite3" | |
end | |
require "active_record" | |
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) | |
ActiveRecord::Schema.define do | |
create_table :posts, force: true do |t| | |
end | |
create_table :comments, force: true do |t| | |
t.integer :post_id | |
t.string :post_type | |
end | |
create_table :versions do |t| | |
t.string :item_type, null: false | |
t.integer :item_id, null: false | |
t.string :event, null: false | |
t.string :whodunnit | |
t.text :object | |
t.text :object_changes | |
t.integer :transaction_id | |
t.datetime :created_at, limit: 6 | |
# Metadata columns. | |
t.integer :answer | |
t.string :action | |
t.string :question | |
t.integer :article_id | |
t.string :title | |
# Controller info columns. | |
t.string :ip | |
t.string :user_agent | |
end | |
add_index :versions, %i[item_type item_id] | |
create_table :version_associations do |t| | |
t.integer :version_id | |
t.string :foreign_key_name, null: false | |
t.integer :foreign_key_id | |
t.string :foreign_type | |
end | |
add_index :version_associations, [:version_id] | |
add_index :version_associations, | |
%i[foreign_key_name foreign_key_id foreign_type], | |
name: "index_version_associations_on_foreign_key" | |
end | |
PaperTrail.config.track_associations = true | |
class Post < ActiveRecord::Base | |
has_many :comments | |
end | |
class Comment < ActiveRecord::Base | |
belongs_to :post, polymorphic: true, optional: true | |
has_paper_trail | |
end | |
class BugTest < Minitest::Test | |
def test_association_stuff | |
comment_empty_string = Comment.new(post_type: '') | |
assert_raises(NameError){ comment_empty_string.save! } | |
comment_with_nil = Comment.new(post_type: nil) | |
assert_equal true, comment_with_nil.save! | |
end | |
end |
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