Test & patch for async routes with condition clauses

aroute_test.rb

class AsyncTest < Sinatra::Base
  register Sinatra::Async

  aget '/', :agent => /foo/ do
    body "Agent foo"
  end
  aget '/', :agent => /bar/ do
    body "Agent bar"
  end
end

AsyncTest.run!

# curl -H'User-agent: bar' http://localhost:4567/
# > Agent bar

# curl -H'User-agent: foo' http://localhost:4567/
# > Agent bar

fix_async_routes.patch

diff --git a/lib/sinatra/async.rb b/lib/sinatra/async.rb
index 2701fee..cbf900f 100644
--- a/lib/sinatra/async.rb
+++ b/lib/sinatra/async.rb
@@ -59,7 +59,7 @@ module Sinatra #:nodoc:
 
     private
     def aroute(verb, path, opts = {}, &block) #:nodoc:
-      method = "A#{verb} #{path}".to_sym
+      method = "A#{verb} #{path}#{opts.hash}".to_sym
       define_method method, &block
 
       route(verb, path, opts) do |*bargs|
@@ -159,4 +159,4 @@ module Sinatra #:nodoc:
       app.helpers Helpers
     end
   end
-end
\ No newline at end of file
+end