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Contents
require 'spec_helper'
require 'napa/stats'
describe Napa::Stats do
before do
# Delete any prevous instantiations of the emitter
Napa::Stats.emitter = nil
# Stub out logging since there is no log to output to
Napa::Logger.stub_chain(:logger, :warn)
end
it 'should log an error if StatsD env variables are not configured' do
ENV['STATSD_HOST'] = nil
ENV['STATSD_PORT'] = nil
message = 'StatsD host and port not configured in environment variables, using default settings'
Napa::Logger.logger.should_receive(:warn).with(message)
Napa::Stats.emitter
end
it 'should default statsd to localhost port 8125 if env vars are not specified' do
ENV['STATSD_HOST'] = nil
ENV['STATSD_PORT'] = nil
expect(Napa::Stats.emitter.host).to eq('127.0.0.1')
expect(Napa::Stats.emitter.port).to eq(8125)
end
it 'should return a StatsD client object' do
expect(Napa::Stats.emitter.class.name).to eq('Statsd')
end
it 'the namespace of the StatsD client object should equal the service name' do
ENV['SERVICE_NAME'] = 'my-service'
expect(Napa::Stats.emitter.namespace).to eq('my-service')
end
it 'should use env variables to set statsd host and port' do
ENV['STATSD_HOST'] = 'localhost'
ENV['STATSD_PORT'] = '9000'
expect(Napa::Stats.emitter.host).to eq('localhost')
expect(Napa::Stats.emitter.port).to eq('9000')
end
end
Version data entries
19 entries across 19 versions & 1 rubygems