8 files changed, 27 insertions, 41 deletions
diff --git a/activemodel/Rakefile b/activemodel/Rakefile
index 407dda2ec3..1e90305a8c 100644
--- a/activemodel/Rakefile
+++ b/activemodel/Rakefile
@@ -6,7 +6,7 @@ task :default => :test
 
 Rake::TestTask.new do |t|
   t.libs << "test"
-  t.test_files = Dir.glob("#{dir}/test/cases/**/*_test.rb").sort
+  t.test_files = Dir.glob("#{dir}/test/cases/**/*_test.rb")
   t.warning = true
   t.verbose = true
 end
diff --git a/activemodel/lib/active_model/gem_version.rb b/activemodel/lib/active_model/gem_version.rb
index 964b24398d..8fbd8453b1 100644
--- a/activemodel/lib/active_model/gem_version.rb
+++ b/activemodel/lib/active_model/gem_version.rb
@@ -8,7 +8,7 @@ module ActiveModel
     MAJOR = 4
     MINOR = 2
     TINY  = 0
-    PRE   = "alpha"
+    PRE   = "beta1"
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/activemodel/lib/active_model/model.rb b/activemodel/lib/active_model/model.rb
index 640024eaa1..d51d6ddcc9 100644
--- a/activemodel/lib/active_model/model.rb
+++ b/activemodel/lib/active_model/model.rb
@@ -56,13 +56,13 @@ module ActiveModel
   # refer to the specific modules included in <tt>ActiveModel::Model</tt>
   # (see below).
   module Model
-    def self.included(base) #:nodoc:
-      base.class_eval do
-        extend  ActiveModel::Naming
-        extend  ActiveModel::Translation
-        include ActiveModel::Validations
-        include ActiveModel::Conversion
-      end
+    extend ActiveSupport::Concern
+    include ActiveModel::Validations
+    include ActiveModel::Conversion
+
+    included do
+      extend ActiveModel::Naming
+      extend ActiveModel::Translation
     end
 
     # Initializes a new model with the given +params+.
diff --git a/activemodel/lib/active_model/validations/confirmation.rb b/activemodel/lib/active_model/validations/confirmation.rb
index a51523912f..1b11c28087 100644
--- a/activemodel/lib/active_model/validations/confirmation.rb
+++ b/activemodel/lib/active_model/validations/confirmation.rb
@@ -54,7 +54,7 @@ module ActiveModel
       #
       # Configuration options:
       # * <tt>:message</tt> - A custom error message (default is: "doesn't match
-      #   confirmation").
+      #   <tt>%{translated_attribute_name}</tt>").
       #
       # There is also a list of default options supported by every validator:
       # +:if+, +:unless+, +:on+, +:allow_nil+, +:allow_blank+, and +:strict+.
diff --git a/activemodel/test/cases/serializers/json_serialization_test.rb b/activemodel/test/cases/serializers/json_serialization_test.rb
index 734656b749..e2eb91eeb0 100644
--- a/activemodel/test/cases/serializers/json_serialization_test.rb
+++ b/activemodel/test/cases/serializers/json_serialization_test.rb
@@ -2,23 +2,6 @@ require 'cases/helper'
 require 'models/contact'
 require 'active_support/core_ext/object/instance_variables'
 
-class Contact
-  include ActiveModel::Serializers::JSON
-  include ActiveModel::Validations
-
-  def attributes=(hash)
-    hash.each do |k, v|
-      instance_variable_set("@#{k}", v)
-    end
-  end
-
-  remove_method :attributes if method_defined?(:attributes)
-
-  def attributes
-    instance_values
-  end
-end
-
 class JsonSerializationTest < ActiveModel::TestCase
   def setup
     @contact = Contact.new
diff --git a/activemodel/test/cases/serializers/xml_serialization_test.rb b/activemodel/test/cases/serializers/xml_serialization_test.rb
index 5db14c8157..22fca5bd17 100644
--- a/activemodel/test/cases/serializers/xml_serialization_test.rb
+++ b/activemodel/test/cases/serializers/xml_serialization_test.rb
@@ -3,18 +3,6 @@ require 'models/contact'
 require 'active_support/core_ext/object/instance_variables'
 require 'ostruct'
 
-class Contact
-  include ActiveModel::Serializers::Xml
-
-  attr_accessor :address, :friends, :contact
-
-  remove_method :attributes if method_defined?(:attributes)
-
-  def attributes
-    instance_values.except("address", "friends", "contact")
-  end
-end
-
 module Admin
   class Contact < ::Contact
   end
diff --git a/activemodel/test/cases/validations_test.rb b/activemodel/test/cases/validations_test.rb
index ba0aacc2a5..d876f73052 100644
--- a/activemodel/test/cases/validations_test.rb
+++ b/activemodel/test/cases/validations_test.rb
@@ -18,11 +18,11 @@ class ValidationsTest < ActiveModel::TestCase
   def test_single_field_validation
     r = Reply.new
     r.title = "There's no content!"
-    assert r.invalid?, "A reply without content shouldn't be savable"
+    assert r.invalid?, "A reply without content should be invalid"
     assert r.after_validation_performed, "after_validation callback should be called"
 
     r.content = "Messa content!"
-    assert r.valid?, "A reply with content should be savable"
+    assert r.valid?, "A reply with content should be valid"
     assert r.after_validation_performed, "after_validation callback should be called"
   end
 
diff --git a/activemodel/test/models/contact.rb b/activemodel/test/models/contact.rb
index c25be28e1d..bcfd267a34 100644
--- a/activemodel/test/models/contact.rb
+++ b/activemodel/test/models/contact.rb
@@ -1,8 +1,13 @@
 class Contact
   extend ActiveModel::Naming
   include ActiveModel::Conversion
+  include ActiveModel::Validations
+
+  include ActiveModel::Serializers::JSON
+  include ActiveModel::Serializers::Xml
 
   attr_accessor :id, :name, :age, :created_at, :awesome, :preferences
+  attr_accessor :address, :friends, :contact
 
   def social
     %w(twitter github)
@@ -23,4 +28,14 @@ class Contact
   def persisted?
     id
   end
+
+  def attributes=(hash)
+    hash.each do |k, v|
+      instance_variable_set("@#{k}", v)
+    end
+  end
+
+  def attributes
+    instance_values.except("address", "friends", "contact")
+  end
 end