joelmoss · June 22, 2023 10:25 · Jun 22, 2023
diff --git a/bug.rb b/bug.rb
@@ -0,0 +1,61 @@
+# 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', '~> 7.0.5'
+  gem 'debug'
+  gem 'sqlite3'
+end
+
+require 'active_record'
+require 'active_support/testing/assertions'
+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 :appointments, force: true do |t|
+    t.boolean :paid, default: false
+  end
+
+  create_table :payments, force: true do |t|
+    t.references :appointment
+  end
+end
+
+class Appointment < ActiveRecord::Base
+  has_one :payment, dependent: :destroy
+
+  after_create do
+    logger.debug :ensure_payment
+    create_payment
+  end
+end
+
+class Payment < ActiveRecord::Base
+  belongs_to :appointment
+
+  before_create do
+    logger.debug :create_intent
+    appointment.assign_attributes paid: true
+    appointment.save validate: false
+  end
+end
+
+class BugTest < Minitest::Test
+  include ActiveSupport::Testing::Assertions
+
+  def test_bug
+    assert_difference 'Payment.count', 1 do
+      Appointment.create!
+    end
+  end
+end