Added validation on subject. Fixed failed save. #1135

spec/models/deliverable_spec.rb

@@ -1,8 +1,12 @@
 require File.dirname(__FILE__) + '/../spec_helper'
 
 describe Deliverable do
+  it "should not be valid without subject" do
+    Deliverable.new.should_not be_valid
+  end
+
   it "should be valid" do
-    Deliverable.new.should be_valid
+    Deliverable.new({ :subject => 'test' }).should be_valid
   end
 end