85 lines
2.9 KiB
Ruby
85 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Instrumentation::Redis do
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def stub_storages(method, value)
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described_class::STORAGES.each do |storage|
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allow(storage).to receive(method) { value }
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end
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end
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shared_examples 'aggregation of redis storage data' do |method|
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describe "#{method} sum" do
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it "sums data from all Redis storages" do
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amount = 0.3
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stub_storages(method, amount)
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expect(described_class.public_send(method)).to eq(described_class::STORAGES.size * amount)
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end
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end
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end
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it_behaves_like 'aggregation of redis storage data', :get_request_count
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it_behaves_like 'aggregation of redis storage data', :query_time
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it_behaves_like 'aggregation of redis storage data', :read_bytes
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it_behaves_like 'aggregation of redis storage data', :write_bytes
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describe '.payload', :request_store do
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before do
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# If this is the first spec in a spec run that uses Redis, there
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# will be an extra SELECT command to choose the right database. We
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# don't want to make the spec less precise, so we force that to
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# happen (if needed) first, then clear the counts.
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Gitlab::Redis::Cache.with { |redis| redis.info }
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RequestStore.clear!
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Gitlab::Redis::Cache.with { |redis| redis.set('cache-test', 321) }
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Gitlab::Redis::SharedState.with { |redis| redis.set('shared-state-test', 123) }
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end
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it 'returns payload filtering out zeroed values' do
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expected_payload = {
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# Aggregated results
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redis_calls: 2,
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redis_duration_s: be >= 0,
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redis_read_bytes: be >= 0,
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redis_write_bytes: be >= 0,
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# Cache results
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redis_cache_calls: 1,
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redis_cache_duration_s: be >= 0,
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redis_cache_read_bytes: be >= 0,
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redis_cache_write_bytes: be >= 0,
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# Shared state results
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redis_shared_state_calls: 1,
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redis_shared_state_duration_s: be >= 0,
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redis_shared_state_read_bytes: be >= 0,
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redis_shared_state_write_bytes: be >= 0
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}
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expect(described_class.payload).to include(expected_payload)
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expect(described_class.payload.keys).to match_array(expected_payload.keys)
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end
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end
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describe '.detail_store' do
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it 'returns a flat array of detail stores with the storage name added to each item' do
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details_row = { cmd: 'GET foo', duration: 1 }
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stub_storages(:detail_store, [details_row])
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expect(described_class.detail_store)
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.to contain_exactly(details_row.merge(storage: 'ActionCable'),
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details_row.merge(storage: 'Cache'),
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details_row.merge(storage: 'Queues'),
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details_row.merge(storage: 'SharedState'),
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details_row.merge(storage: 'TraceChunks'),
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details_row.merge(storage: 'RateLimiting'),
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details_row.merge(storage: 'Sessions'))
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end
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end
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end
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