[Haml] Get rid of some Rails 3 beta 3 deprecation warnings in the tests.

lib/haml/util.rb

@@ -182,6 +182,28 @@ module Haml
           ActionPack::VERSION::TINY == "0.beta")
     end
 
+    # Returns whether this environment is using ActionPack
+    # version 3.0.0.beta.3 or greater.
+    #
+    # @return [Boolean]
+    def ap_geq_3_beta_3?
+      # The ActionPack module is always loaded automatically in Rails >= 3
+      return false unless defined?(ActionPack) && defined?(ActionPack::VERSION)
+
+      version =
+        if defined?(ActionPack::VERSION::MAJOR)
+          ActionPack::VERSION::MAJOR
+        else
+          # Rails 1.2
+          ActionPack::VERSION::Major
+        end
+      version >= 3 &&
+        ((defined?(ActionPack::VERSION::TINY) && ActionPack::VERSION::TINY >= 1) ||
+         (defined?(ActionPack::VERSION::BUILD) &&
+          ActionPack::VERSION::BUILD =~ /beta(\d+)/ &&
+          $1.to_i >= 3))
+    end
+
     # Returns an ActionView::Template* class.
     # In pre-3.0 versions of Rails, most of these classes
     # were of the form `ActionView::TemplateFoo`,

test/haml/template_test.rb

@@ -268,7 +268,7 @@ END
   <input id="article_body" name="article[body]" size="30" type="text" value="World" />
 </form>
 HTML
-- form_for :article, @article, :url => '' do |f|
+- form_for #{form_for_calling_convention(:article)}, :url => '' do |f|
   Title:
   = f.text_field :title
   Body:
@@ -367,7 +367,7 @@ HAML
   <input id="article_body" name="article[body]" size="30" type="text" value="World" />
 </form>
 HTML
-#{rails_block_helper_char} form_for :article, @article, :url => '' do |f|
+#{rails_block_helper_char} form_for #{form_for_calling_convention(:article)}, :url => '' do |f|
   Title:
   = f.text_field :title
   Body:

test/haml/templates/helpers.haml

@@ -62,6 +62,19 @@ click
         <input id="article_body" name="article[body]" size="30" type="text" value="World" />
       </form>
     </div>
+- elsif Haml::Util.ap_geq_3_beta_3?
+  %p
+    = form_tag ''
+  %div
+    = form_tag '' do
+      %div= submit_tag 'save'
+      - @foo = 'value one'
+      = test_partial 'partial'
+    = form_for @article, :as => :article, :url => '', :html => {:class => nil, :id => nil} do |f|
+      Title:
+      = f.text_field :title
+      Body:
+      = f.text_field :body
 - elsif Haml::Util.ap_geq_3?
   %p
     = form_tag ''

test/test_helper.rb

@@ -42,4 +42,9 @@ class Test::Unit::TestCase
     return '=' if Haml::Util.ap_geq_3?
     return '-'
   end
+
+  def form_for_calling_convention(name)
+    return "@#{name}, :as => :#{name}, :html => {:class => nil, :id => nil}" if Haml::Util.ap_geq_3_beta_3?
+    return ":#{name}, @#{name}"
+  end
 end