glitch-soc/spec/lib/mastodon/middleware/prometheus_queue_time_spec.rb

33 lines
770 B
Ruby

# frozen_string_literal: true
require 'rails_helper'
require 'prometheus_exporter'
require 'prometheus_exporter/middleware'
require 'mastodon/middleware/prometheus_queue_time'
RSpec.describe Mastodon::Middleware::PrometheusQueueTime do
subject { described_class.new(app, client:) }
let(:app) do
proc { |_env| [200, {}, 'OK'] }
end
let(:client) do
instance_double(PrometheusExporter::Client, send_json: true)
end
describe '#call' do
let(:env) do
{
'HTTP_X_REQUEST_START' => "t=#{(Time.now.to_f * 1000).to_i}",
}
end
it 'reports a queue time to the client' do
subject.call(env)
expect(client).to have_received(:send_json)
.with(hash_including(queue_time: instance_of(Float)))
end
end
end