spec/api/opentelemetry_spec.rb

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# the Apache License, Version 2.0 (the "License"); you may
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#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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if ENV['TEST_WITH_OTEL'] == 'true'
  require 'spec_helper'

  context 'OpenTelemetry' do
    let(:exporter) { EXPORTER }
    before { exporter.reset }
    after { exporter.reset }
    let(:span) { exporter.finished_spans[0] }
    let(:index) { 'otel_test' }

    let(:client) do
      CLIENT
    end

    after do
      client.indices.delete(index: index, ignore: 404)
    end

    context 'when a request is instrumented' do
      it 'sets the span name to the endpoint id' do
        client.search(body: { query: { match: { a: 1 } } })
        expect(span.name).to eq 'search'
      end

      it 'sets the path parts' do
        client.index(index: index, id: 1, body: { title: 'Test' })
        expect(span.attributes['db.elasticsearch.path_parts.index']).to eq index
        expect(span.attributes['db.elasticsearch.path_parts.id']).to eq 1
      end
    end
  end
end