gitlab-org--gitlab-foss/spec/lib/gitlab/middleware/speedscope_spec.rb

61 lines
1.8 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
require 'stackprof'
RSpec.describe Gitlab::Middleware::Speedscope do
let(:app) { proc { |env| [200, { 'Content-Type' => 'text/plain' }, ['Hello world!']] } }
let(:middleware) { described_class.new(app) }
describe '#call' do
shared_examples 'returns original response' do
it 'returns original response' do
expect(StackProf).not_to receive(:run)
status, headers, body = middleware.call(env)
expect(status).to eq(200)
expect(headers).to eq({ 'Content-Type' => 'text/plain' })
expect(body.first).to eq('Hello world!')
end
end
context 'when flamegraph is not requested' do
let(:env) { Rack::MockRequest.env_for('/') }
it_behaves_like 'returns original response'
end
context 'when flamegraph requested' do
let(:env) { Rack::MockRequest.env_for('/', params: { 'performance_bar' => 'flamegraph' }) }
before do
allow(env).to receive(:[]).and_call_original
end
context 'when user is not allowed' do
before do
allow(env).to receive(:[]).with('warden').and_return(double('Warden', user: create(:user)))
end
it_behaves_like 'returns original response'
end
context 'when user is allowed' do
before do
allow(env).to receive(:[]).with('warden').and_return(double('Warden', user: create(:admin)))
end
it 'runs StackProf and returns a flamegraph' do
expect(StackProf).to receive(:run).and_call_original
status, headers, body = middleware.call(env)
expect(status).to eq(200)
expect(headers).to eq({ 'Content-Type' => 'text/html' })
expect(body.first).to include('speedscope-iframe')
end
end
end
end
end