this is it

examples/hello/test.rb

@@ -0,0 +1,20 @@
+$LOAD_PATH.unshift '../../lib/'
+require 'sinatra'
+
+get '/' do
+  body <<-HTML
+  <form method="POST"><input type="text" name="name"/><input type="submit"></form>
+  HTML
+end
+
+post '/' do
+  body "You entered #{params[:name]}"
+end
+
+get '/erb' do
+  erb :index
+end
+
+get '/test' do
+  erb "Hello <%= params[:name] %>"
+end

examples/hello/views/index.erb

@@ -0,0 +1 @@
+<%= 1 + 3 %>