1 files changed, 9 insertions, 0 deletions
diff --git a/railties/test/application/configuration_test.rb b/railties/test/application/configuration_test.rb
index ff48817f96..448982f9de 100644
--- a/railties/test/application/configuration_test.rb
+++ b/railties/test/application/configuration_test.rb
@@ -516,5 +516,14 @@ module ApplicationTests
       get "/", { :format => :xml }, "HTTP_ACCEPT" => "application/xml"
       assert_equal 'XML', last_response.body
     end
+
+    test "Rails.application#env_config exists and include some existing parameters" do
+      make_basic_app
+
+      assert_respond_to app, :env_config
+      assert_equal      app.env_config['action_dispatch.parameter_filter'], app.config.filter_parameters
+      assert_equal      app.env_config['action_dispatch.secret_token'],     app.config.secret_token
+      assert_equal      app.env_config['action_dispatch.show_exceptions'],  app.config.action_dispatch.show_exceptions
+    end
   end
 end