12. controller
post '/upload' do
tupper = Tupper.new session
tupper.upload params[:dummy_file]
redirect '/', 302
end
13. controller
get '/show_size' do
tupper = Tupper.new session
unless tupper.has_uploaded_file?
redirect '/', 302
end
"uploaded file is [#{tupper.uploaded_file}]
(size:#{File.size(tupper.uploaded_file)})"
end