Deprecation warning for counter_caching?

app/models/impressionist/impressionable.rb

@@ -17,6 +17,11 @@ module Impressionist
       def impressionist_counter_caching?
         impressionist_counter_cache_options.present?
       end
+
+      def counter_caching?
+        ::ActiveSupport::Deprecation.warn("#counter_caching? is deprecated; please use #impressionist_counter_caching? instead")
+        impressionist_counter_caching?
+      end
     end
 
     def impressionable?

test_app/spec/models/counter_caching_spec.rb

@@ -18,6 +18,19 @@ describe Impression do
     end
   end
 
+  describe "self#counter_caching?" do
+    it "should know when counter caching is enabled" do
+      ActiveSupport::Deprecation.should_receive(:warn)
+      Widget.should be_counter_caching
+    end
+
+    it "should know when counter caching is enabled" do
+      ActiveSupport::Deprecation.should_receive(:warn)
+      Article.should_not be_counter_caching
+    end
+
+  end
+
   describe "#update_impressionist_counter_cache" do
     it "should update the counter cache column to reflect the correct number of impressions" do
       lambda {