diff --git a/spec/integration/mechanize/sample_app.rb b/spec/integration/mechanize/sample_app.rb
index 13a4b78..f667627 100644
--- a/spec/integration/mechanize/sample_app.rb
+++ b/spec/integration/mechanize/sample_app.rb
@@ -17,4 +17,33 @@ class SampleApp < Sinatra::Default
   get "/redirected" do
     "Redirected"
   end
+
+  get "/not_allowed" do
+    halt 412, 'not allowed'
+  end
+
+  delete "/not_allowed" do
+    halt 412, 'not allowed'
+  end
+
+  put "/not_allowed" do
+    halt 412, 'not allowed'
+  end
+
+  post "/not_allowed" do
+    halt 412, 'not allowed'
+  end
+
+  delete "/do_delete" do
+    "resource deleted"
+  end
+
+  put "/do_put" do
+    "resource updated with: #{params[:data]}"
+  end
+
+  post "/do_post" do
+    "resource created with: #{params[:data1]}, #{params[:data2]}"
+  end
+
 end