BUGFIX: spec would blow up when DST kicked in

spec/models/topic_spec.rb

@@ -529,16 +529,19 @@ describe Topic do
 
       context 'topic was set to close when it was created' do
         it 'puts the autoclose duration in the moderator post' do
+          freeze_time(Time.new(2000,1,1)) do
             @topic.created_at = 3.days.ago
             @topic.update_status(status, true, @user)
             expect(@topic.posts.last.raw).to include "closed after 3 days"
           end
         end
+      end
 
       context 'topic was set to close after it was created' do
         it 'puts the autoclose duration in the moderator post' do
+          freeze_time(Time.new(2000,1,1)) do
             @topic.created_at = 7.days.ago
-          Timecop.freeze(2.days.ago) do
+            freeze_time(2.days.ago) do
               @topic.set_auto_close(48)
             end
             @topic.update_status(status, true, @user)
@@ -547,6 +550,7 @@ describe Topic do
         end
       end
     end
+  end
 
   describe 'toggle_star' do