From 6968bc16a1a609c56cf056cd9cd8f8de251defde Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20Mendon=C3=A7a=20Fran=C3=A7a?=
 <rafaelmfranca@gmail.com>
Date: Tue, 27 Mar 2012 20:01:59 -0300
Subject: Check if the options hash already exists and merge it with the
 another hash.

Closes #2492 and #5614
---
 actionpack/lib/action_view/helpers/form_helper.rb | 15 +++++---------
 actionpack/test/template/form_helper_test.rb      | 25 +++++++++++++++++------
 2 files changed, 24 insertions(+), 16 deletions(-)

diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb
index ce8187e870..035123b5fc 100644
--- a/actionpack/lib/action_view/helpers/form_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_helper.rb
@@ -656,15 +656,16 @@ module ActionView
       #     'Accept <a href="/terms">Terms</a>.'.html_safe
       #   end
       def label(object_name, method, content_or_options = nil, options = nil, &block)
+        options ||= {}
+
         content_is_options = content_or_options.is_a?(Hash)
         if content_is_options || block_given?
-          options = content_or_options if content_is_options
+          options.merge!(content_or_options) if content_is_options
           text = nil
         else
           text = content_or_options
         end
 
-        options ||= {}
         InstanceTag.new(object_name, method, self, options.delete(:object)).to_label_tag(text, options, &block)
       end
 
@@ -1310,14 +1311,8 @@ module ActionView
         @template.fields_for(record_name, record_object, fields_options, &block)
       end
 
-      def label(method, content_or_options = nil, options = {}, &block)
-        if content_or_options.is_a?(Hash)
-          content_or_options = objectify_options(content_or_options)
-        else
-          options = objectify_options(options)
-        end
-
-        @template.label(@object_name, method, content_or_options, options, &block)
+      def label(method, text = nil, options = {}, &block)
+        @template.label(@object_name, method, text, objectify_options(options), &block)
       end
 
       def check_box(method, options = {}, checked_value = "1", unchecked_value = "0")
diff --git a/actionpack/test/template/form_helper_test.rb b/actionpack/test/template/form_helper_test.rb
index fc7a37ec07..7eeede7087 100644
--- a/actionpack/test/template/form_helper_test.rb
+++ b/actionpack/test/template/form_helper_test.rb
@@ -943,10 +943,25 @@ class FormHelperTest < ActionView::TestCase
     assert_dom_equal expected, output_buffer
   end
 
+  def test_form_for_label_error_wrapping
+    form_for(@post) do |f|
+      concat f.label(:author_name, :class => 'label')
+      concat f.text_field(:author_name)
+      concat f.submit('Create post')
+    end
+
+    expected = whole_form("/posts/123", "edit_post_123" , "edit_post", :method => "put") do
+      "<div class='field_with_errors'><label for='post_author_name' class='label'>Author name</label></div>" +
+      "<div class='field_with_errors'><input name='post[author_name]' size='30' type='text' id='post_author_name' value='' /></div>" +
+      "<input name='commit' type='submit' value='Create post' />"
+    end
+
+    assert_dom_equal expected, output_buffer
+  end
+
+
   def test_form_for_label_error_wrapping_without_conventional_instance_variable
     post = remove_instance_variable :@post
-    default_field_error_proc = ActionView::Base.field_error_proc
-    ActionView::Base.field_error_proc = Proc.new{ |html_tag, instance| "<div class='error'>#{html_tag}</div>".html_safe }
 
     form_for(post) do |f|
       concat f.label(:author_name, :class => 'label')
@@ -955,14 +970,12 @@ class FormHelperTest < ActionView::TestCase
     end
 
     expected = whole_form("/posts/123", "edit_post_123" , "edit_post", :method => "put") do
-      "<div class='error'><label for='post_author_name' class='label'>Author name</label></div>" +
-      "<div class='error'><input name='post[author_name]' size='30' type='text' id='post_author_name' value='' /></div>" +
+      "<div class='field_with_errors'><label for='post_author_name' class='label'>Author name</label></div>" +
+      "<div class='field_with_errors'><input name='post[author_name]' size='30' type='text' id='post_author_name' value='' /></div>" +
       "<input name='commit' type='submit' value='Create post' />"
     end
 
     assert_dom_equal expected, output_buffer
-  ensure
-    ActionView::Base.field_error_proc = default_field_error_proc
   end
 
   def test_form_for_with_namespace
-- 
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