fix tests for Redis persistence

Gemfile

@@ -17,4 +17,7 @@ gem 'sequel'
 # gem 'mongo_mapper', '~> 0.13'
 # gem 'bson_ext',                          :platforms => :ruby
 
+# uncomment if you want to run specs for Redis persistence
+# gem "redis-objects"
+
 gemspec

lib/aasm/persistence/redis_persistence.rb

@@ -44,8 +44,8 @@ module AASM
         # NOTE: intended to be called from an event
         #
         # This allows for nil aasm states - be sure to add validation to your model
-        def aasm_read_state
-          state = send(self.class.aasm.attribute_name)
+        def aasm_read_state(name=:default)
+          state = send(self.class.aasm(name).attribute_name)
 
           if state.value.nil?
             nil

spec/unit/persistence/redis_persistence_spec.rb

@@ -72,6 +72,6 @@ describe 'redis' do
     end
 
   rescue LoadError
-    puts "Not running Sequel specs because sequel gem is not installed!!!"
+    puts "Not running Redis specs because sequel gem is not installed!!!"
   end
 end