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Contents
require 'spec_helper'
describe Mongo::Server::RoundTripTimeAverager do
let(:averager) { Mongo::Server::RoundTripTimeAverager.new }
describe '#update_average_round_trip_time' do
context 'no existing average rtt' do
it 'updates average rtt' do
averager.instance_variable_set('@last_round_trip_time', 5)
averager.send(:update_average_round_trip_time)
expect(averager.average_round_trip_time).to eq(5)
end
end
context 'with existing average rtt' do
it 'averages with existing average rtt' do
averager.instance_variable_set('@last_round_trip_time', 5)
averager.instance_variable_set('@average_round_trip_time', 10)
averager.send(:update_average_round_trip_time)
expect(averager.average_round_trip_time).to eq(9)
end
end
end
describe '#measure' do
context 'block does not raise' do
it 'updates average rtt' do
expect(averager).to receive(:update_average_round_trip_time)
averager.measure do
end
end
end
context 'block raises' do
it 'does not update average rtt' do
expect(averager).not_to receive(:update_average_round_trip_time)
lambda do
averager.measure do
raise "Problem"
end
end.should raise_error(/Problem/)
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems