def assert_generates(expected_path, options, defaults={}, extras = {}, message=nil)
expected_path = "/#{expected_path}" unless expected_path[0] == ?/
ActionController::Routing::Routes.reload if ActionController::Routing::Routes.empty?
request = ActionController::TestRequest.new({}, {}, nil)
request.path_parameters = (defaults or {}).clone
request.path_parameters[:controller] ||= options[:controller]
generated_path, found_extras = ActionController::Routing::Routes.generate(options, request)
msg = build_message(message, "found extras <?>, not <?>", found_extras, extras)
assert_block(msg) { found_extras == extras }
msg = build_message(message, "The generated path <?> did not match <?>", generated_path,
expected_path)
assert_block(msg) { expected_path == generated_path }
end