Update some tests and add a to_model to form helpers

actionpack/lib/action_view/context.rb

@@ -2,7 +2,7 @@ module ActionView
   module CompiledTemplates #:nodoc:
     # holds compiled template code
   end
-  
+
   # ActionView contexts are supplied to ActionController
   # to render template. The default ActionView context
   # is ActionView::Base.
@@ -10,7 +10,7 @@ module ActionView
   # In order to work with ActionController, a Context
   # must implement:
   #
-  # Context.for_controller[controller] Create a new ActionView instance for a 
+  # Context.for_controller[controller] Create a new ActionView instance for a
   #   controller
   # Context#_render_partial_from_controller[options]
   #   - responsible for setting options[:_template]
@@ -36,5 +36,9 @@ module ActionView
   module Context
     include CompiledTemplates
     attr_accessor :output_buffer
+
+    def convert_to_model(object)
+      object.respond_to?(:to_model) ? object.to_model : object
+    end
   end
 end

actionpack/lib/action_view/helpers/active_record_helper.rb

@@ -77,7 +77,7 @@ module ActionView
       # * <tt>:submit_value</tt> - The text of the submit button (default: "Create" if a new record, otherwise "Update").
       def form(record_name, options = {})
         record = instance_variable_get("@#{record_name}")
-        record = record.to_model if record.respond_to?(:to_model)
+        record = convert_to_model(record)
 
         options = options.symbolize_keys
         options[:action] ||= record.new_record? ? "create" : "update"
@@ -122,7 +122,7 @@ module ActionView
         end
         options.reverse_merge!(:prepend_text => '', :append_text => '', :css_class => 'formError')
 
-        object = object.to_model if object.respond_to?(:to_model)
+        object = convert_to_model(object)
 
         if (obj = (object.respond_to?(:errors) ? object : instance_variable_get("@#{object}"))) &&
           (errors = obj.errors[method])
@@ -182,7 +182,7 @@ module ActionView
           objects = params.collect {|object_name| instance_variable_get("@#{object_name}") }.compact
         end
 
-        objects.map! {|o| o.respond_to?(:to_model) ? o.to_model : o }
+        objects.map! {|o| convert_to_model(o) }
 
         count  = objects.inject(0) {|sum, object| sum + object.errors.count }
         unless count.zero?

actionpack/lib/action_view/helpers/form_helper.rb

@@ -288,6 +288,8 @@ module ActionView
       def apply_form_for_options!(object_or_array, options) #:nodoc:
         object = object_or_array.is_a?(Array) ? object_or_array.last : object_or_array
 
+        object = convert_to_model(object)
+
         html_options =
           if object.respond_to?(:new_record?) && object.new_record?
             { :class  => dom_class(object, :new),  :id => dom_id(object), :method => :post }

actionpack/lib/action_view/test_case.rb

@@ -23,6 +23,7 @@ module ActionView
   class TestCase < ActiveSupport::TestCase
     include ActionDispatch::Assertions
     include ActionController::TestProcess
+    include ActionView::Context
 
     class_inheritable_accessor :helper_class
     @@helper_class = nil

actionpack/test/template/active_record_helper_i18n_test.rb

@@ -1,6 +1,7 @@
 require 'abstract_unit'
 
 class ActiveRecordHelperI18nTest < Test::Unit::TestCase
+  include ActionView::Context
   include ActionView::Helpers::ActiveRecordHelper
   
   attr_reader :request

actionpack/test/template/form_helper_test.rb

@@ -1,11 +1,9 @@
 require 'abstract_unit'
 
 silence_warnings do
-  Post = Struct.new(:title, :author_name, :body, :secret, :written_on, :cost)
-  Post.class_eval do
-    alias_method :title_before_type_cast, :title unless respond_to?(:title_before_type_cast)
-    alias_method :body_before_type_cast, :body unless respond_to?(:body_before_type_cast)
-    alias_method :author_name_before_type_cast, :author_name unless respond_to?(:author_name_before_type_cast)
+  class Post < Struct.new(:title, :author_name, :body, :secret, :written_on, :cost)
+    extend ActiveModel::APICompliant
+
     alias_method :secret?, :secret
 
     def new_record=(boolean)
@@ -27,6 +25,8 @@ silence_warnings do
   end
 
   class Comment
+    extend ActiveModel::APICompliant
+
     attr_reader :id
     attr_reader :post_id
     def initialize(id = nil, post_id = nil); @id, @post_id = id, post_id end

actionpack/test/template/record_tag_helper_test.rb

@@ -6,7 +6,7 @@ class Post
      45
   end
   def body
-    "What a wonderful world!"
+    super || "What a wonderful world!"
   end
 end