102 lines
2.7 KiB
Ruby
102 lines
2.7 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Metrics::SidekiqMetricsExporter do
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let(:exporter) { described_class.new }
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let(:server) { double('server') }
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before do
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allow(::WEBrick::HTTPServer).to receive(:new).and_return(server)
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allow(server).to receive(:mount)
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allow(server).to receive(:start)
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allow(server).to receive(:shutdown)
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end
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describe 'when exporter is enabled' do
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before do
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allow(Settings.monitoring.sidekiq_exporter).to receive(:enabled).and_return(true)
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end
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describe 'when exporter is stopped' do
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describe '#start' do
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it 'starts the exporter' do
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expect { exporter.start.join }.to change { exporter.thread? }.from(false).to(true)
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expect(server).to have_received(:start)
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end
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describe 'with custom settings' do
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let(:port) { 99999 }
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let(:address) { 'sidekiq_exporter_address' }
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before do
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allow(Settings.monitoring.sidekiq_exporter).to receive(:port).and_return(port)
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allow(Settings.monitoring.sidekiq_exporter).to receive(:address).and_return(address)
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end
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it 'starts server with port and address from settings' do
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exporter.start.join
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expect(::WEBrick::HTTPServer).to have_received(:new).with(
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Port: port,
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BindAddress: address
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)
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end
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end
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end
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describe '#stop' do
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it "doesn't shutdown stopped server" do
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expect { exporter.stop }.not_to change { exporter.thread? }
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expect(server).not_to have_received(:shutdown)
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end
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end
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end
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describe 'when exporter is running' do
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before do
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exporter.start.join
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end
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describe '#start' do
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it "doesn't start running server" do
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expect { exporter.start.join }.not_to change { exporter.thread? }
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expect(server).to have_received(:start).once
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end
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end
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describe '#stop' do
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it 'shutdowns server' do
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expect { exporter.stop }.to change { exporter.thread? }.from(true).to(false)
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expect(server).to have_received(:shutdown)
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end
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end
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end
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end
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describe 'when exporter is disabled' do
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before do
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allow(Settings.monitoring.sidekiq_exporter).to receive(:enabled).and_return(false)
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end
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describe '#start' do
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it "doesn't start" do
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expect(exporter.start).to be_nil
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expect { exporter.start }.not_to change { exporter.thread? }
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expect(server).not_to have_received(:start)
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end
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end
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describe '#stop' do
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it "doesn't shutdown" do
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expect { exporter.stop }.not_to change { exporter.thread? }
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expect(server).not_to have_received(:shutdown)
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end
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end
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end
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end
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