Fix HABTM test failure

.tm_properties

@@ -1 +1 @@
-exclude = '{$exclude,.tm_properties,coverage}'
+exclude = '{$exclude,log,tmp,.tm_properties,public/system,coverage}'

lib/cached_at/associations/collection_proxy.rb

@@ -0,0 +1,10 @@
+module CachedAt
+  module CollectionProxy
+    def delete(*records)
+      @association.touch_records_cached_at(records, Time.now) unless @association.owner.new_record?
+      super
+    end
+  end
+end
+
+ActiveRecord::Associations::CollectionProxy.prepend(CachedAt::CollectionProxy)

lib/cached_at/base.rb

@@ -3,6 +3,7 @@
 require File.expand_path(File.join(__FILE__, '../associations/has_one_association'))
 require File.expand_path(File.join(__FILE__, '../associations/belongs_to_association'))
 require File.expand_path(File.join(__FILE__, '../associations/collection_association'))
+require File.expand_path(File.join(__FILE__, '../associations/collection_proxy'))
 require File.expand_path(File.join(__FILE__, '../associations/has_many_through_association'))
 
 require File.expand_path(File.join(__FILE__, '../reflections/abstract_reflection'))

test/has_and_belongs_to_many_test.rb

@@ -140,9 +140,7 @@ class EmailMessage < ActiveRecord::Base
 
     time2 = Time.now + 60
     travel_to(time2) {
-      debug do
       assert_queries(2) { message.emails.delete(email1) }
-    end
     }
 
     assert_in_memory_and_persisted(email1, :email_messages_cached_at, time2)