Added AtomFeedHelper (slightly improved from the atom_feed_helper plugin) [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@7529 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 101 insertions, 0 deletions

diff --git a/actionpack/test/template/atom_feed_helper_test.rb b/actionpack/test/template/atom_feed_helper_test.rb
new file mode 100644
index 0000000000..45b1cae7c2
--- /dev/null
+++ b/actionpack/test/template/atom_feed_helper_test.rb
@@ -0,0 +1,101 @@
+require "#{File.dirname(__FILE__)}/../abstract_unit"
+
+Post = Struct.new(:id, :to_param, :title, :body, :updated_at, :created_at)
+
+class PostsController < ActionController::Base
+  FEEDS = {}
+  FEEDS["defaults"] = <<-EOT
+        atom_feed do |feed|
+          feed.title("My great blog!")
+          feed.updated((@posts.first.created_at))
+
+          for post in @posts
+            feed.entry(post) do |entry|
+              entry.title(post.title)
+              entry.content(post.body, :type => 'html')
+
+              entry.author do |author|
+                author.name("DHH")
+              end
+            end
+          end
+        end
+    EOT
+    FEEDS["entry_options"] = <<-EOT
+        atom_feed do |feed|
+          feed.title("My great blog!")
+          feed.updated((@posts.first.created_at))
+
+          for post in @posts
+            feed.entry(post, :url => "/otherstuff/" + post.to_param, :updated => Time.utc(2007, 1, post.id)) do |entry|
+              entry.title(post.title)
+              entry.content(post.body, :type => 'html')
+
+              entry.author do |author|
+                author.name("DHH")
+              end
+            end
+          end
+        end
+    EOT
+
+  def index
+    @posts = [
+      Post.new(1, "1", "Hello One", "Something <i>COOL!</i>", Time.utc(2007, 12, 12, 15), Time.utc(2007, 12, 12, 15)),
+      Post.new(2, "2", "Hello Two", "Something Boring", Time.utc(2007, 12, 12, 15)),
+    ]
+    
+    render :inline => FEEDS[params[:id]], :type => :builder
+  end
+end
+
+class RenderTest < Test::Unit::TestCase
+  def setup
+    @request    = ActionController::TestRequest.new
+    @response   = ActionController::TestResponse.new
+    @controller = PostsController.new
+
+    @request.host = "www.nextangle.com"
+  end
+  
+  def test_feed_should_use_default_language_if_none_is_given
+    with_restful_routing(:posts) do
+      get :index, :id => "defaults"
+      assert_match %r{xml:lang="en-US"}, @response.body
+    end
+  end
+  
+  def test_feed_should_include_two_entries
+    with_restful_routing(:posts) do
+      get :index, :id => "defaults"
+      assert_select "entry", 2
+    end
+  end
+  
+  def test_entry_should_only_use_published_if_created_at_is_present
+    with_restful_routing(:posts) do
+      get :index, :id => "defaults"
+      assert_select "published", 1
+    end
+  end
+
+  def test_entry_with_prefilled_options_should_use_those_instead_of_querying_the_record
+    with_restful_routing(:posts) do
+      get :index, :id => "entry_options"
+
+      assert_select "updated", Time.utc(2007, 1, 1).xmlschema
+      assert_select "updated", Time.utc(2007, 1, 2).xmlschema
+    end
+  end
+
+
+  private
+    def with_restful_routing(resources)
+      with_routing do |set|
+        set.draw do |map|
+          map.resources(resources)
+        end
+        yield
+      end
+    end
+end
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