diff --git a/plugins/elasticsearch/test/functional/elasticsearch_plugin_controller_test.rb b/plugins/elasticsearch/test/functional/elasticsearch_plugin_controller_test.rb
index ed372e8..de3d2af 100644
--- a/plugins/elasticsearch/test/functional/elasticsearch_plugin_controller_test.rb
+++ b/plugins/elasticsearch/test/functional/elasticsearch_plugin_controller_test.rb
@@ -23,6 +23,7 @@ class ElasticsearchPluginControllerTest < ActionController::TestCase
   end
 
   def create_instances_environment
+    create_categories
     create_people
     create_communities
   end
@@ -34,8 +35,19 @@ class ElasticsearchPluginControllerTest < ActionController::TestCase
   end
 
   def create_communities
+    categories = [Category.find(1), Category.find(2), Category.find(3), Category.find(4), Category.find(5)]
     6.times do | index |
-      fast_create Community, name: "community #{index}", created_at: Date.new
+      community = fast_create Community, name: "community #{index}", created_at: Date.new
+      if categories[index]
+        community.categories.push categories[index]
+        community.save
+      end
+    end
+  end
+
+  def create_categories
+    5.times do | index |
+      fast_create Category, name: "category#{index}", id: index+1
     end
   end
 
@@ -140,4 +152,13 @@ class ElasticsearchPluginControllerTest < ActionController::TestCase
     assert_select ".search-item", 5
   end
 
+  should 'filter by selected categories' do
+    get :index, { "categories" => "1,2,3" }
+    assert_response :success
+    assert_select ".search-item", 3
+    get :index, { "categories" => "5" }
+    assert_response :success
+    assert_select ".search-item", 1
+  end
+
 end
--
libgit2 0.21.2