Update set_the_flash_matcher to also duplicate the used set to fix a bug in Rubinius

Tests now also passed on Rubinius 2.0

.gitignore

@@ -10,3 +10,4 @@ tmp
 .bundle
 Gemfile.lock
 gemfiles/*.lock
+*.rbc

.travis.yml

@@ -3,6 +3,7 @@ rvm:
   - 1.9.2
   - 1.9.3
   - ree
+  - rbx-2.0
   - jruby
 
 before_script:

gemfiles/3.0.gemfile

@@ -3,12 +3,12 @@
 source "http://rubygems.org"
 
 gem "rake", "~> 0.9.2"
-gem "sqlite3", :platform=>:ruby
-gem "activerecord-jdbc-adapter", :platform=>:jruby
 gem "activerecord-jdbcsqlite3-adapter", :platform=>:jruby
-gem "jdbc-sqlite3", :platform=>:jruby
+gem "sqlite3", :platform=>:ruby
 gem "jruby-openssl", :platform=>:jruby
 gem "shoulda-context", "~> 1.0.0.beta1"
+gem "activerecord-jdbc-adapter", :platform=>:jruby
+gem "jdbc-sqlite3", :platform=>:jruby
 gem "rails", "3.0.10"
 
 gemspec :path=>"../"

gemfiles/3.1.gemfile

@@ -3,16 +3,16 @@
 source "http://rubygems.org"
 
 gem "rake", "~> 0.9.2"
-gem "sqlite3", :platform=>:ruby
-gem "activerecord-jdbc-adapter", :platform=>:jruby
 gem "activerecord-jdbcsqlite3-adapter", :platform=>:jruby
-gem "jdbc-sqlite3", :platform=>:jruby
+gem "sqlite3", :platform=>:ruby
 gem "jruby-openssl", :platform=>:jruby
 gem "shoulda-context", "~> 1.0.0.beta1"
-gem "rails", "3.1.0"
-gem "uglifier"
-gem "jquery-rails"
 gem "coffee-rails"
+gem "uglifier"
 gem "sass-rails"
+gem "activerecord-jdbc-adapter", :platform=>:jruby
+gem "jdbc-sqlite3", :platform=>:jruby
+gem "jquery-rails"
+gem "rails", "3.1.0"
 
 gemspec :path=>"../"

lib/shoulda/matchers/action_controller/set_the_flash_matcher.rb

@@ -68,6 +68,7 @@ module Shoulda # :nodoc:
         def flash
           return @flash if @flash
           @flash = @controller.flash.dup
+          @flash.instance_variable_set(:@used, @controller.flash.instance_variable_get(:@used).dup)
           @flash.sweep unless @now
           @flash
         end