fixed small issue in albums#update anad added corressponding controller test

app/controllers/albums_controller.rb

@@ -45,7 +45,7 @@ class AlbumsController < ApplicationController
   end
 
   def update
-    @album = Album.find_params_by_id params[:id]
+    @album = Album.find_by_id params[:id]
     if @album.update_attributes params[:album]
       flash[:notice] = "Album #{@album.name} successfully edited."
       respond_with @album

spec/controllers/albums_controller_spec.rb

@@ -0,0 +1,23 @@
+#   Copyright (c) 2010, Diaspora Inc.  This file is
+#   licensed under the Affero General Public License version 3.  See
+#   the COPYRIGHT file.
+
+
+require File.dirname(__FILE__) + '/../spec_helper'
+include ApplicationHelper
+describe AlbumsController do
+ render_views
+  before do
+    @user = Factory.create(:user)
+    @user.aspect(:name => "lame-os")
+    @album = Factory.create(:album)
+    sign_in :user, @user
+  end
+
+  it "should update the name of an album" do
+    sign_in :user, @user
+    put :update, :id => @album._id, :album => { :name => "new_name"}
+    @album.reload.name.should eql("new_name")
+  end
+
+end

spec/factories.rb

@@ -22,6 +22,11 @@ Factory.define :person do |p|
   p.serialized_key OpenSSL::PKey::RSA.generate(1024).public_key.export
 end
 
+Factory.define :album do |p|
+  p.name "my first album"
+  p.person { |a| Factory.create(:person) }
+end
+
 Factory.define :person_with_private_key, :parent => :person do |p|
   p.serialized_key OpenSSL::PKey::RSA.generate(1024).export
 end