106 lines
3 KiB
Ruby
106 lines
3 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Metrics::Subscribers::ActiveRecord do
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let(:env) { {} }
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let(:transaction) { Gitlab::Metrics::WebTransaction.new(env) }
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let(:subscriber) { described_class.new }
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let(:event) do
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double(:event, duration: 2,
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payload: { sql: 'SELECT * FROM users WHERE id = 10' })
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end
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describe '#sql' do
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describe 'without a current transaction' do
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it 'simply returns' do
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expect_any_instance_of(Gitlab::Metrics::Transaction)
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.not_to receive(:increment)
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subscriber.sql(event)
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end
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end
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describe 'with a current transaction' do
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it 'observes sql_duration metric' do
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expect(subscriber).to receive(:current_transaction)
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.at_least(:once)
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.and_return(transaction)
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expect(described_class.send(:gitlab_sql_duration_seconds)).to receive(:observe).with({}, 0.002)
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subscriber.sql(event)
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end
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it 'increments the :sql_duration value' do
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expect(subscriber).to receive(:current_transaction)
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.at_least(:once)
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.and_return(transaction)
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expect(transaction).to receive(:increment)
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.with(:sql_duration, 2, false)
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expect(transaction).to receive(:increment)
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.with(:sql_count, 1, false)
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subscriber.sql(event)
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end
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context 'events are internal to Rails or irrelevant' do
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let(:schema_event) do
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double(
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:event,
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name: 'sql.active_record',
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payload: {
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sql: "SELECT attr.attname FROM pg_attribute attr INNER JOIN pg_constraint cons ON attr.attrelid = cons.conrelid AND attr.attnum = any(cons.conkey) WHERE cons.contype = 'p' AND cons.conrelid = '\"projects\"'::regclass",
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name: 'SCHEMA',
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connection_id: 135,
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statement_name: nil,
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binds: []
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},
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duration: 0.7
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)
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end
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let(:begin_event) do
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double(
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:event,
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name: 'sql.active_record',
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payload: {
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sql: "BEGIN",
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name: nil,
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connection_id: 231,
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statement_name: nil,
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binds: []
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},
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duration: 1.1
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)
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end
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let(:commit_event) do
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double(
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:event,
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name: 'sql.active_record',
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payload: {
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sql: "COMMIT",
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name: nil,
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connection_id: 212,
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statement_name: nil,
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binds: []
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},
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duration: 1.6
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)
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end
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it 'skips schema/begin/commit sql commands' do
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expect(subscriber).to receive(:current_transaction)
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.at_least(:once)
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.and_return(transaction)
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expect(transaction).not_to receive(:increment)
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subscriber.sql(schema_event)
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subscriber.sql(begin_event)
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subscriber.sql(commit_event)
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end
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end
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end
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end
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end
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