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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Usage::ServicePingReport, :use_clean_rails_memory_store_caching do
include UsageDataHelpers
let(:usage_data) { { uuid: "1111", counts: { issue: 0 } } }
before do
allow_next_instance_of(Gitlab::Usage::ServicePing::PayloadKeysProcessor) do |instance|
allow(instance).to receive(:missing_key_paths).and_return([])
end
allow_next_instance_of(Gitlab::Usage::ServicePing::InstrumentedPayload) do |instance|
allow(instance).to receive(:build).and_return({})
end
end
context 'all_metrics_values' do
it 'generates the service ping when there are no missing values' do
expect(Gitlab::UsageData).to receive(:data).and_return(usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq({ uuid: "1111", counts: { issue: 0 } })
end
it 'generates the service ping with the missing values' do
expect_next_instance_of(Gitlab::Usage::ServicePing::PayloadKeysProcessor, usage_data) do |instance|
expect(instance).to receive(:missing_instrumented_metrics_key_paths).and_return(['counts.boards'])
end
expect_next_instance_of(Gitlab::Usage::ServicePing::InstrumentedPayload, ['counts.boards'], :with_value) do |instance|
expect(instance).to receive(:build).and_return({ counts: { boards: 1 } })
end
expect(Gitlab::UsageData).to receive(:data).and_return(usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq({ uuid: "1111", counts: { issue: 0, boards: 1 } })
end
end
context 'for output: :metrics_queries' do
it 'generates the service ping' do
expect(Gitlab::UsageData).to receive(:data).and_return(usage_data)
described_class.for(output: :metrics_queries)
end
end
context 'for output: :non_sql_metrics_values' do
it 'generates the service ping' do
expect(Gitlab::UsageData).to receive(:data).and_return(usage_data)
described_class.for(output: :non_sql_metrics_values)
end
end
context 'when using cached' do
context 'for cached: true' do
let(:new_usage_data) { { uuid: "1112" } }
it 'caches the values' do
allow(Gitlab::UsageData).to receive(:data).and_return(usage_data, new_usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq(usage_data)
expect(described_class.for(output: :all_metrics_values, cached: true)).to eq(usage_data)
expect(Rails.cache.fetch('usage_data')).to eq(usage_data)
end
it 'writes to cache and returns fresh data' do
allow(Gitlab::UsageData).to receive(:data).and_return(usage_data, new_usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq(usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq(new_usage_data)
expect(described_class.for(output: :all_metrics_values, cached: true)).to eq(new_usage_data)
expect(Rails.cache.fetch('usage_data')).to eq(new_usage_data)
end
end
context 'when no caching' do
let(:new_usage_data) { { uuid: "1112" } }
it 'returns fresh data' do
allow(Gitlab::UsageData).to receive(:data).and_return(usage_data, new_usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq(usage_data)
expect(described_class.for(output: :all_metrics_values)).to eq(new_usage_data)
expect(Rails.cache.fetch('usage_data')).to eq(new_usage_data)
end
end
end
context 'cross test values against queries' do
def fetch_value_by_query(query)
# Because test cases are run inside a transaction, if any query raise and error all queries that follows
# it are automatically canceled by PostgreSQL, to avoid that problem, and to provide exhaustive information
# about every metric, queries are wrapped explicitly in sub transactions.
ApplicationRecord.transaction do
ApplicationRecord.connection.execute(query)&.first&.values&.first
end
rescue ActiveRecord::StatementInvalid => e
e.message
end
def build_payload_from_queries(payload, accumulator = [], key_path = [])
payload.each do |key, value|
if value.is_a?(Hash)
build_payload_from_queries(value, accumulator, key_path.dup << key)
elsif value.is_a?(String) && /SELECT .* FROM.*/ =~ value
accumulator << [key_path.dup << key, value, fetch_value_by_query(value)]
end
end
accumulator
end
def type_cast_to_defined_type(value, metric_definition)
case metric_definition&.attributes&.fetch(:value_type)
when "string"
value.to_s
when "number"
value.to_i
when "object"
case metric_definition&.json_schema&.fetch("type")
when "array"
value.to_a
else
value.to_h
end
else
value
end
end
before do
stub_usage_data_connections
stub_object_store_settings
stub_prometheus_queries
memoized_constatns = Gitlab::UsageData::CE_MEMOIZED_VALUES
memoized_constatns += Gitlab::UsageData::EE_MEMOIZED_VALUES if defined? Gitlab::UsageData::EE_MEMOIZED_VALUES
memoized_constatns.each { |v| Gitlab::UsageData.clear_memoization(v) }
stub_database_flavor_check('Cloud SQL for PostgreSQL')
end
let(:service_ping_payload) { described_class.for(output: :all_metrics_values) }
let(:metrics_queries_with_values) { build_payload_from_queries(described_class.for(output: :metrics_queries)) }
let(:metric_definitions) { ::Gitlab::Usage::MetricDefinition.definitions }
it 'generates queries that match collected data', :aggregate_failures do
message = "Expected %{query} result to match %{value} for %{key_path} metric"
metrics_queries_with_values.each do |key_path, query, value|
value = type_cast_to_defined_type(value, metric_definitions[key_path.join('.')])
expect(value).to(
eq(service_ping_payload.dig(*key_path)),
message % { query: query, value: (value || 'NULL'), key_path: key_path.join('.') }
)
end
end
end
end
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