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# frozen_string_literal: true
require "abstract_unit"
class RequestIdTest < ActiveSupport::TestCase
test "passing on the request id from the outside" do
assert_equal "external-uu-rid", stub_request("HTTP_X_REQUEST_ID" => "external-uu-rid").request_id
end
test "ensure that only alphanumeric uurids are accepted" do
assert_equal "X-Hacked-HeaderStuff", stub_request("HTTP_X_REQUEST_ID" => "; X-Hacked-Header: Stuff").request_id
end
test "ensure that 255 char limit on the request id is being enforced" do
assert_equal "X" * 255, stub_request("HTTP_X_REQUEST_ID" => "X" * 500).request_id
end
test "generating a request id when none is supplied" do
assert_match(/\w+-\w+-\w+-\w+-\w+/, stub_request.request_id)
end
test "uuid alias" do
assert_equal "external-uu-rid", stub_request("HTTP_X_REQUEST_ID" => "external-uu-rid").uuid
end
private
def stub_request(env = {})
ActionDispatch::RequestId.new(lambda { |environment| [ 200, environment, [] ] }).call(env)
ActionDispatch::Request.new(env)
end
end
class RequestIdResponseTest < ActionDispatch::IntegrationTest
class TestController < ActionController::Base
def index
head :ok
end
end
test "request id is passed all the way to the response" do
with_test_route_set do
get "/"
assert_match(/\w+/, @response.headers["X-Request-Id"])
end
end
test "request id given on request is passed all the way to the response" do
with_test_route_set do
get "/", headers: { "HTTP_X_REQUEST_ID" => "X" * 500 }
assert_equal "X" * 255, @response.headers["X-Request-Id"]
end
end
private
def with_test_route_set
with_routing do |set|
set.draw do
get "/", to: ::RequestIdResponseTest::TestController.action(:index)
end
@app = self.class.build_app(set) do |middleware|
middleware.use ActionDispatch::RequestId
end
yield
end
end
end
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