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Rails 4.2.1 polymorphic belongs_to regression where query is nil
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unless File.exist?('Gemfile') | |
File.write('Gemfile', <<-GEMFILE) | |
source 'https://rubygems.org' | |
gem 'rails', '4.2.1.rc2' | |
# gem 'rails', '4.2.0' | |
gem 'sqlite3' | |
GEMFILE | |
system 'bundle' | |
end | |
require 'bundler' | |
Bundler.setup(:default) | |
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 :thing_id | |
t.string :thing_type | |
end | |
end | |
class Post < ActiveRecord::Base | |
end | |
class Comment < ActiveRecord::Base | |
belongs_to :thing, polymorphic: true | |
end | |
class BugTest < Minitest::Test | |
def test_association_stuff | |
l = Post.new | |
puts Comment.where(thing: l).count | |
puts Comment.where(thing: nil).count | |
end | |
end |
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