Show other comments on post when editing a comment.

app/controllers/comments_controller.rb

@@ -43,6 +43,7 @@ class CommentsController < ApplicationController
   # GET /comments/1/edit
   def edit
     @comment = Comment.find(params[:id])
+    @comments = @comment.post.comments
   end
 
   # POST /comments

app/views/posts/_comments.html.haml

@@ -1,5 +1,5 @@
 %a{:name => "comments"}
-- if !@comments.empty?
+- if @comments
   %h2
     =pluralize(@comments.length, "comment")
   - @comments.each do |c|

spec/controllers/comments_controller_spec.rb

@@ -57,6 +57,15 @@ describe CommentsController do
       get :edit, {:id => comment.to_param}
       assigns(:comment).should eq(comment)
     end
+
+    it "assigns previous comments as @comments" do
+      post = FactoryGirl.create(:post)
+      old_comment = FactoryGirl.create(:comment, :post => post)
+      comment = FactoryGirl.create(:comment, :post => post)
+      get :edit, {:id => comment.to_param}
+      assigns(:comments).should eq([old_comment, comment])
+    end
+
   end
 
   describe "POST create" do

spec/views/posts/show.html.haml_spec.rb

@@ -107,7 +107,4 @@ describe "posts/show" do
 
   end
 
-
-
-
 end