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# frozen_string_literal: true
# rubocop:todo all
require 'spec_helper'
describe 'SDAM prose tests' do
# The "streaming protocol tests" are covered by the tests in
# sdam_events_spec.rb.
describe 'RTT tests' do
min_server_fcv '4.4'
require_topology :single
let(:subscriber) { Mrss::EventSubscriber.new }
let(:client) do
new_local_client(SpecConfig.instance.addresses,
# Heartbeat interval is bound by 500 ms
SpecConfig.instance.test_options.merge(
heartbeat_frequency: 0.5,
app_name: 'streamingRttTest',
),
).tap do |client|
client.subscribe(Mongo::Monitoring::SERVER_HEARTBEAT, subscriber)
end
end
it 'updates RTT' do
server = client.cluster.next_primary
sleep 2
events = subscriber.select_succeeded_events(Mongo::Monitoring::Event::ServerHeartbeatSucceeded)
events.each do |event|
event.round_trip_time.should be_a(Numeric)
event.round_trip_time.should > 0
end
root_authorized_client.use('admin').database.command(
configureFailPoint: 'failCommand',
mode: {times: 1000},
data: {
failCommands: %w(isMaster hello),
blockConnection: true,
blockTimeMS: 500,
appName: "streamingRttTest",
},
)
deadline = Mongo::Utils.monotonic_time + 10
loop do
if server.average_round_trip_time > 0.25
break
end
if Mongo::Utils.monotonic_time >= deadline
raise "Failed to witness RTT growing to >= 250 ms in 10 seconds"
end
sleep 0.2
end
end
after do
root_authorized_client.use('admin').database.command(
configureFailPoint: 'failCommand', mode: 'off')
end
end
end
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