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@grosser
Created Dec 22, 2016
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Reproducing uniqueness issue https://github.com/rails/rails/issues/27426
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 "activerecord"
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, null: false
t.string :branch, null: false
end
end
class Post < ActiveRecord::Base
has_many :comments
end
class Comment < ActiveRecord::Base
validates :branch, uniqueness: {scope: [:post]}
belongs_to :post
end
class BugTest < Minitest::Test
def test_association_stuff
post = Post.create!
attrs = {post_id: 32323, branch: 'A'}
Comment.create!(attrs)
assert_raises { Comment.create!(attrs) }
end
end
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