110 lines
3.6 KiB
Ruby
110 lines
3.6 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe 'diagnostic reports' do
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subject(:load_initializer) do
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load Rails.root.join('config/initializers/diagnostic_reports.rb')
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end
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shared_examples 'does not modify worker startup hooks' do
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it do
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expect(Gitlab::Cluster::LifecycleEvents).not_to receive(:on_worker_start)
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expect(Gitlab::Memory::ReportsDaemon).not_to receive(:instance)
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load_initializer
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end
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end
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context 'when GITLAB_DIAGNOSTIC_REPORTS_ENABLED is set to true' do
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before do
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stub_env('GITLAB_DIAGNOSTIC_REPORTS_ENABLED', true)
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end
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context 'when run in Puma context' do
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before do
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allow(::Gitlab::Runtime).to receive(:puma?).and_return(true)
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end
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let(:report_daemon) { instance_double(Gitlab::Memory::ReportsDaemon) }
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it 'modifies worker startup hooks, starts Gitlab::Memory::ReportsDaemon' do
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expect(Gitlab::Cluster::LifecycleEvents).to receive(:on_worker_start).and_call_original
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expect_next_instance_of(Gitlab::Memory::ReportsDaemon) do |daemon|
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expect(daemon).to receive(:start).and_call_original
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# make sleep no-op
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allow(daemon).to receive(:sleep).and_return(nil)
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# let alive return 3 times: true, true, false
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allow(daemon).to receive(:alive).and_return(true, true, false)
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end
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load_initializer
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end
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context 'with `Gitlab::Memory::UploadAndCleanupReports` added into initializer' do
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before do
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allow(Gitlab::Memory::ReportsDaemon).to receive(:instance).and_return(report_daemon)
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allow(report_daemon).to receive(:start)
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end
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context 'when run from `puma_0` worker process' do
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let(:uploader) { instance_double(Gitlab::Memory::UploadAndCleanupReports) }
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let(:background_task) { instance_double(Gitlab::BackgroundTask) }
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before do
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allow(Prometheus::PidProvider).to receive(:worker_id).and_return('puma_0')
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end
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it 'sets up `Gitlab::Memory::UploadAndCleanupReports` as `BackgroundTask`' do
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expect(Gitlab::Memory::UploadAndCleanupReports).to receive(:new).and_return(uploader)
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expect(Gitlab::BackgroundTask).to receive(:new).with(uploader).and_return(background_task)
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expect(background_task).to receive(:start)
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load_initializer
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end
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end
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context 'when run from worker process other than `puma_0`' do
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before do
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allow(Prometheus::PidProvider).to receive(:worker_id).and_return('puma_1')
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end
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it 'does not set up `Gitlab::Memory::UploadAndCleanupReports`' do
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expect(Gitlab::Memory::UploadAndCleanupReports).not_to receive(:new)
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expect(Gitlab::BackgroundTask).not_to receive(:new)
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load_initializer
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end
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end
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end
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end
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context 'when run in non-Puma context, such as rails console, tests, Sidekiq' do
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before do
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allow(::Gitlab::Runtime).to receive(:puma?).and_return(false)
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end
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include_examples 'does not modify worker startup hooks'
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end
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end
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context 'when GITLAB_DIAGNOSTIC_REPORTS_ENABLED is not set' do
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before do
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allow(::Gitlab::Runtime).to receive(:puma?).and_return(true)
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end
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include_examples 'does not modify worker startup hooks'
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end
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context 'when GITLAB_DIAGNOSTIC_REPORTS_ENABLED is set to false' do
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before do
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stub_env('GITLAB_DIAGNOSTIC_REPORTS_ENABLED', false)
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allow(::Gitlab::Runtime).to receive(:puma?).and_return(true)
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end
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include_examples 'does not modify worker startup hooks'
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end
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end
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