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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::SidekiqMiddleware::ClientMetrics do
shared_examples "a metrics middleware" do
context "with mocked prometheus" do
let(:enqueued_jobs_metric) { double('enqueued jobs metric', increment: true) }
before do
allow(Gitlab::Metrics).to receive(:counter).with(described_class::ENQUEUED, anything).and_return(enqueued_jobs_metric)
end
describe '#call' do
it 'yields block' do
expect { |b| subject.call(worker_class, job, :test, double, &b) }.to yield_control.once
end
it 'increments enqueued jobs metric with correct labels when worker is a string of the class' do
expect(enqueued_jobs_metric).to receive(:increment).with(labels, 1)
subject.call(worker_class.to_s, job, :test, double) { nil }
end
it 'increments enqueued jobs metric with correct labels' do
expect(enqueued_jobs_metric).to receive(:increment).with(labels, 1)
subject.call(worker_class, job, :test, double) { nil }
end
end
end
end
it_behaves_like 'metrics middleware with worker attribution'
end
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