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require 'spec_helper'
describe Gitlab::Metrics::Subscribers::ActiveRecord do
let(:transaction) { Gitlab::Metrics::Transaction.new }
let(:subscriber) { described_class.new }
let(:event) do
double(:event, duration: 0.2,
payload: { sql: 'SELECT * FROM users WHERE id = 10' })
end
describe '#sql' do
describe 'without a current transaction' do
it 'simply returns' do
expect_any_instance_of(Gitlab::Metrics::Transaction).
to_not receive(:increment)
subscriber.sql(event)
end
end
describe 'with a current transaction' do
it 'increments the :sql_duration value' do
expect(subscriber).to receive(:current_transaction).
at_least(:once).
and_return(transaction)
expect(transaction).to receive(:increment).
with(:sql_duration, 0.2)
expect(transaction).to receive(:increment).
with(:sql_count, 1)
subscriber.sql(event)
end
end
end
end
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