transaction-wrapped specs for Lotus::Model

my_spec.rb

require 'spec_helper'

RSpec.describe MyRepository, :db do
  it "will be rolled back after completion" do
    MyRepository.create(MyEntity.new)
    expect(MyRepository.all.size).to eq(1)
  end
  
  it "will also be rolled back" do
    MyRepository.create(MyEntity.new)
    expect(MyRepository.all.size).to eq(1)
  end
end

spec_helper.rb

module RepositoryExampleGroup
  def self.included(group)
    group.around(:example) do |example|
      described_class.transaction do
        example.call
        raise Sequel::Rollback
      end
    end
  end
end

RSpec.configure do |config|
  config.include RepositoryExampleGroup, db: true
end