test.rb

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"
  gem "rails", github: "rails/rails"
  gem "arel", github: "rails/arel"
end

require "active_support"
require "active_support/core_ext/object/blank"
require "minitest/autorun"

class BugTest < Minitest::Test
  def test_stuff
    Time.stub(:now, Time.now) do
      subclass = Class.new(Time)

      assert_equal subclass, subclass.now.class

      travel 1.day do
        assert_equal subclass, subclass.now.class
        assert_equal Time.now.to_s(:db), subclass.now.to_s(:db)
      end
    end
  end
end