Merge pull request #290 from alxndr/category-rss

RSS for topics in a category

spec/components/topic_query_spec.rb

@@ -51,6 +51,12 @@ describe TopicQuery do
     it "returns nothing when filtering by another category" do
       topic_query.list_category(Fabricate(:category, name: 'new cat')).topics.should be_blank
     end
+
+    describe '#list_new_in_category' do
+      it 'returns only the categorized topic' do
+        topic_query.list_new_in_category(category).topics.should == [topic_in_cat]
+      end
+    end
   end
 
   context 'unread / read topics' do

spec/controllers/list_controller_spec.rb

@@ -43,6 +43,14 @@ describe ListController do
         it { should respond_with(:success) }
       end
 
+      describe 'feed' do
+        it 'renders RSS' do
+          get :category_feed, category: category.slug, format: :rss
+          response.should be_success
+          response.content_type.should == 'application/rss+xml'
+        end
+      end
+
     end
 
     context 'uncategorized' do
@@ -59,8 +67,6 @@ describe ListController do
 
     end
 
-
-
   end
 
   context 'favorited' do

spec/models/topic_spec.rb

@@ -1033,4 +1033,17 @@ describe Topic do
 
   end
 
+  describe 'scopes' do
+    describe '#by_most_recently_created' do
+      it 'returns topics ordered by created_at desc, id desc' do
+        now = Time.now
+        a = Fabricate(:topic, created_at: now - 2.minutes)
+        b = Fabricate(:topic, created_at: now)
+        c = Fabricate(:topic, created_at: now)
+        d = Fabricate(:topic, created_at: now - 2.minutes)
+        Topic.by_newest.should == [c,b,d,a]
+      end
+    end
+  end
+
 end