91 lines
2.9 KiB
Ruby
91 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Metrics::BackgroundTransaction do
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let(:transaction) { described_class.new }
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describe '#run' do
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let(:prometheus_metric) { instance_double(Prometheus::Client::Metric, base_labels: {}) }
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before do
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allow(described_class).to receive(:prometheus_metric).and_return(prometheus_metric)
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end
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it 'yields the supplied block' do
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expect { |b| transaction.run(&b) }.to yield_control
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end
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it 'stores the transaction in the current thread' do
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transaction.run do
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expect(Thread.current[described_class::THREAD_KEY]).to eq(transaction)
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end
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end
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it 'removes the transaction from the current thread upon completion' do
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transaction.run { }
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expect(Thread.current[described_class::THREAD_KEY]).to be_nil
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end
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end
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describe '#labels' do
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context 'when the worker queue is accessible' do
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before do
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test_worker_class = Class.new do
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def self.queue
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'test_worker'
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end
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end
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stub_const('TestWorker', test_worker_class)
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end
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it 'provides labels with endpoint_id, feature_category and queue' do
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Gitlab::ApplicationContext.with_raw_context(feature_category: 'projects', caller_id: 'TestWorker') do
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expect(transaction.labels).to eq({ endpoint_id: 'TestWorker', feature_category: 'projects', queue: 'test_worker' })
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end
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end
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end
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context 'when the worker name does not exist' do
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it 'provides labels with endpoint_id and feature_category' do
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# 123TestWorker is an invalid constant
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Gitlab::ApplicationContext.with_raw_context(feature_category: 'projects', caller_id: '123TestWorker') do
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expect(transaction.labels).to eq({ endpoint_id: '123TestWorker', feature_category: 'projects', queue: nil })
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end
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end
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end
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context 'when the worker queue is not accessible' do
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before do
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stub_const('TestWorker', Class.new)
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end
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it 'provides labels with endpoint_id and feature_category' do
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Gitlab::ApplicationContext.with_raw_context(feature_category: 'projects', caller_id: 'TestWorker') do
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expect(transaction.labels).to eq({ endpoint_id: 'TestWorker', feature_category: 'projects', queue: nil })
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end
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end
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end
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end
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it_behaves_like 'transaction metrics with labels' do
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let(:transaction_obj) { described_class.new }
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let(:labels) { { endpoint_id: 'TestWorker', feature_category: 'projects', queue: 'test_worker' } }
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before do
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test_worker_class = Class.new do
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def self.queue
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'test_worker'
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end
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end
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stub_const('TestWorker', test_worker_class)
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end
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around do |example|
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Gitlab::ApplicationContext.with_raw_context(feature_category: 'projects', caller_id: 'TestWorker') do
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example.run
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end
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end
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end
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end
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