Another Typhoeus VCR Interaction Bug

bug_spec.rb

require "bundler/setup"
require "vcr"
require "typhoeus"

VCR.configure do |config|
  config.cassette_library_dir = File.join( File.dirname(__FILE__),
                                           "vcr_cassettes" )
  config.hook_into              :typhoeus
end

describe "Typhoeus used with VCR" do
  it "should work with nested queuing" do
    VCR.use_cassette("nested") do
      success = false
      hydra   = Typhoeus::Hydra.new
      request = Typhoeus::Request.new("http://xkcd.com/")
      request.on_success do |response|
        nested = Typhoeus::Request.new("http://yahoo.com/")
        nested.on_success do |_|
          success = true
        end
        hydra.queue(nested)
      end

      hydra.queue(request)
      hydra.run

      expect(success).to be_true
    end
  end
end

# $ rspec bug_spec.rb
# F

# Failures:

#   1) Typhoeus used with VCR should work with nested queuing
#      Failure/Error: hydra.run
#      NameError:
#        instance variable @__typed_vcr_request not defined
#      # ./bug_spec.rb:26:in `block (3 levels) in <top (required)>'
#      # ./bug_spec.rb:13:in `block (2 levels) in <top (required)>'

# Finished in 0.22194 seconds
# 1 example, 1 failure

# Failed examples:

# rspec ./bug_spec.rb:12 # Typhoeus used with VCR should work with nested queuing

Gemfile

source :rubygems

gem "typhoeus", "~> 0.5.2"
gem "vcr",      "~> 2.3.0"

gem "rspec"

Please change on_success to on_complete since a redirect doesn't count as a successful response: https://github.com/typhoeus/typhoeus/blob/master/lib/typhoeus/response/status.rb#L49. Or add followlocation: true.