locals.rb

require 'ramaze'

class TestController < Ramaze::Controller
  provide :html => :haml

  def index
    %(= render_template('foo', {:bar => {:a => 1, :b => 2}}))
  end

  def foo
    %(= bar.class) #=> Hash
  end
end

Ramaze.start :adapter => :thin, :port => 7000, :file => __FILE__