Created
May 20, 2018 20:41
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Executable test for Rails issue #32939
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# frozen_string_literal: true | |
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" | |
git_source(:github) { |repo| "https://github.com/#{repo}.git" } | |
# Activate the gem you are reporting the issue against. | |
gem "activerecord", "5.2.0" | |
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 :parents do |t| | |
end | |
create_table :children, force: true do |t| | |
t.string :name | |
t.references :parent, foreign_key: true | |
end | |
end | |
class Parent < ApplicationRecord::Base | |
has_many :children | |
end | |
class Child < ApplicationRecord::Base | |
belongs_to :parent | |
validates :name, uniqueness: true | |
end | |
class BugTest < Minitest::Test | |
def test_save_with_duplicates_fails | |
Child.delete_all | |
parent = Parent.new(children: [Child.new(name: 'Wiske'), Child.new(name: 'Wiske')]) | |
assert_not parent.save | |
assert_equal 0, Parent.count | |
assert_equal 0, Child.count | |
end | |
end |
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