130 lines
4.3 KiB
Ruby
130 lines
4.3 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Utils::UsageData do
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describe '#count' do
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let(:relation) { double(:relation) }
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it 'returns the count when counting succeeds' do
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allow(relation).to receive(:count).and_return(1)
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expect(described_class.count(relation, batch: false)).to eq(1)
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end
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it 'returns the fallback value when counting fails' do
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stub_const("Gitlab::Utils::UsageData::FALLBACK", 15)
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allow(relation).to receive(:count).and_raise(ActiveRecord::StatementInvalid.new(''))
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expect(described_class.count(relation, batch: false)).to eq(15)
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end
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end
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describe '#distinct_count' do
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let(:relation) { double(:relation) }
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it 'returns the count when counting succeeds' do
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allow(relation).to receive(:distinct_count_by).and_return(1)
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expect(described_class.distinct_count(relation, batch: false)).to eq(1)
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end
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it 'returns the fallback value when counting fails' do
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stub_const("Gitlab::Utils::UsageData::FALLBACK", 15)
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allow(relation).to receive(:distinct_count_by).and_raise(ActiveRecord::StatementInvalid.new(''))
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expect(described_class.distinct_count(relation, batch: false)).to eq(15)
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end
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end
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describe '#alt_usage_data' do
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it 'returns the fallback when it gets an error' do
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expect(described_class.alt_usage_data { raise StandardError } ).to eq(-1)
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end
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it 'returns the evaluated block when give' do
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expect(described_class.alt_usage_data { Gitlab::CurrentSettings.uuid } ).to eq(Gitlab::CurrentSettings.uuid)
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end
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it 'returns the value when given' do
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expect(described_class.alt_usage_data(1)).to eq 1
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end
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end
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describe '#redis_usage_data' do
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context 'with block given' do
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it 'returns the fallback when it gets an error' do
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expect(described_class.redis_usage_data { raise ::Redis::CommandError } ).to eq(-1)
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end
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it 'returns the evaluated block when given' do
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expect(described_class.redis_usage_data { 1 }).to eq(1)
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end
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end
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context 'with counter given' do
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it 'returns the falback values for all counter keys when it gets an error' do
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allow(::Gitlab::UsageDataCounters::WikiPageCounter).to receive(:totals).and_raise(::Redis::CommandError)
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expect(described_class.redis_usage_data(::Gitlab::UsageDataCounters::WikiPageCounter)).to eql(::Gitlab::UsageDataCounters::WikiPageCounter.fallback_totals)
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end
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it 'returns the totals when couter is given' do
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allow(::Gitlab::UsageDataCounters::WikiPageCounter).to receive(:totals).and_return({ wiki_pages_create: 2 })
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expect(described_class.redis_usage_data(::Gitlab::UsageDataCounters::WikiPageCounter)).to eql({ wiki_pages_create: 2 })
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end
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end
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end
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describe '#with_prometheus_client' do
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context 'when Prometheus is enabled' do
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it 'yields a client instance and returns the block result' do
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expect(Gitlab::Prometheus::Internal).to receive(:prometheus_enabled?).and_return(true)
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expect(Gitlab::Prometheus::Internal).to receive(:uri).and_return('http://prom:9090')
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result = described_class.with_prometheus_client { |client| client }
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expect(result).to be_an_instance_of(Gitlab::PrometheusClient)
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end
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end
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context 'when Prometheus is disabled' do
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before do
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expect(Gitlab::Prometheus::Internal).to receive(:prometheus_enabled?).and_return(false)
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end
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it 'returns nil by default' do
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result = described_class.with_prometheus_client { |client| client }
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expect(result).to be nil
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end
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it 'returns fallback if provided' do
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result = described_class.with_prometheus_client(fallback: []) { |client| client }
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expect(result).to eq([])
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end
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end
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end
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describe '#measure_duration' do
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it 'returns block result and execution duration' do
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allow(Process).to receive(:clock_gettime).and_return(1, 3)
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result, duration = described_class.measure_duration { 42 }
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expect(result).to eq(42)
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expect(duration).to eq(2)
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end
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end
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describe '#with_finished_at' do
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it 'adds a timestamp to the hash yielded by the block' do
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freeze_time do
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result = described_class.with_finished_at(:current_time) { { a: 1 } }
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expect(result).to eq(a: 1, current_time: Time.now)
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end
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end
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end
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end
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