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# frozen_string_literal: true
require 'spec_helper'
require 'rack'
require 'request_store'
require 'gitlab/rspec/next_instance_of'
RSpec.describe Gitlab::Middleware::RequestContext, feature_category: :application_instrumentation do
include NextInstanceOf
let(:app) { -> (env) {} }
let(:env) { {} }
around do |example|
RequestStore.begin!
example.run
RequestStore.end!
RequestStore.clear!
end
describe '#call' do
let(:instance) { Gitlab::RequestContext.instance }
subject { described_class.new(app).call(env) }
context 'setting the client ip' do
context 'with X-Forwarded-For headers' do
let(:load_balancer_ip) { '1.2.3.4' }
let(:headers) do
{
'HTTP_X_FORWARDED_FOR' => "#{load_balancer_ip}, 127.0.0.1",
'REMOTE_ADDR' => '127.0.0.1'
}
end
let(:env) { Rack::MockRequest.env_for("/").merge(headers) }
it 'returns the load balancer IP' do
expect { subject }.to change { instance.client_ip }.from(nil).to(load_balancer_ip)
end
end
context 'request' do
let(:ip) { '192.168.1.11' }
before do
allow_next_instance_of(Rack::Request) do |request|
allow(request).to receive(:ip).and_return(ip)
end
end
it 'sets the `client_ip`' do
expect { subject }.to change { instance.client_ip }.from(nil).to(ip)
end
it 'sets the `request_start_time`' do
expect { subject }.to change { instance.request_start_time }.from(nil).to(Float)
end
it 'sets the `spam_params`' do
expect { subject }.to change { instance.spam_params }.from(nil).to(::Spam::SpamParams)
end
end
end
end
end
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