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@thomasfedb
Created May 14, 2017 04:33
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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"
# Activate the gem you are reporting the issue against.
gem "activerecord", "5.1.0"
gem "sqlite3"
end
require "active_record"
require "minitest/autorun"
require "logger"
# Ensure backward compatibility with Minitest 4
Minitest::Test = MiniTest::Unit::TestCase unless defined?(Minitest::Test)
# 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|
t.timestamps
end
create_table :tags, force: true
create_table :taggings, force: true do |t|
t.references :post
t.references :tag
end
end
class Post < ActiveRecord::Base
has_many :taggings
has_many :tags, through: :taggings
end
class Tagging < ActiveRecord::Base
belongs_to :post, touch: true
belongs_to :tag
end
class Tag < ActiveRecord::Base
end
class BugTest < Minitest::Test
def test_has_many_through_touch
post = Post.create!
tag = Tag.create!
updated_at_before_tag_added = post.updated_at
post.update(tags: [tag])
updated_at_after_tag_added = post.updated_at
assert_equal 1, post.tags.count
assert updated_at_before_tag_added < updated_at_after_tag_added
updated_at_before_tag_removed = post.updated_at
post.update(tags: [])
updated_at_after_tag_removed = post.updated_at
assert_equal 0, post.tags.count
assert updated_at_before_tag_removed < updated_at_after_tag_removed, "post is not touched"
end
end
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