Merge pull request #281 from dzjuck/master

Fix for issue #280 "Not working without Mongoid"

Author: bigtunacan

lib/rails3-jquery-autocomplete/autocomplete.rb

@@ -41,9 +41,9 @@ module ClassMethods
       def autocomplete(object, method, options = {}, &block)
 
         define_method("get_prefix") do |model|
-          if model.include?(Mongoid::Document)
+          if defined?(Mongoid::Document) && model.include?(Mongoid::Document)
             'mongoid'
-          elsif model.include?(MongoMapper::Document)
+          elsif defined?(MongoMapper::Document) && model.include?(MongoMapper::Document)
             'mongo_mapper'
           else
             'active_record'

test/lib/rails3-jquery-autocomplete/autocomplete_test.rb

@@ -4,6 +4,29 @@ module Rails3JQueryAutocomplete
   class AutocompleteTest < Test::Unit::TestCase
     include Rails3JQueryAutocomplete::Autocomplete
 
+    context 'ClassMethods' do
+      context '#autocomplete' do
+        context '#get_prefix' do
+          context 'Mongoid and MongoMapper is not defined' do
+            setup do
+              ActorsController = Class.new(ActionController::Base)
+              ActorsController.autocomplete(:movie, :name)
+              @controller = ActorsController.new
+
+              @model = Class.new(ActiveRecord::Base)
+
+              Object.send(:remove_const, :Mongoid)
+              Object.send(:remove_const, :MongoMapper)
+            end
+
+            should 'not raise exception' do
+              @controller.get_prefix(@model)
+            end
+          end
+        end
+      end
+    end
+
     context '#get_autocomplete_limit' do
       context 'the limit option was specified' do
         should "return the limit option" do