Contents

# frozen_string_literal: true

require 'test_helper'

class LoggerBackendTest < Minitest::Test
  def setup
    logger = Logger.new(@io = StringIO.new)
    logger.formatter = lambda { |_, _, _, msg| "#{msg}\n" }
    @backend = StatsD::Instrument::Backends::LoggerBackend.new(logger)
    @metric1 = StatsD::Instrument::Metric.new(type: :c, name: 'mock.counter', tags: { a: 'b', c: 'd' })
    @metric2 = StatsD::Instrument::Metric.new(type: :ms, name: 'mock.measure', value: 123, sample_rate: 0.3)
  end

  def test_logs_metrics
    @backend.collect_metric(@metric1)
    @backend.collect_metric(@metric2)
    assert_equal <<~LOG, @io.string
      [StatsD] increment mock.counter:1 #a:b #c:d
      [StatsD] measure mock.measure:123 @0.3
    LOG
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
statsd-instrument-2.6.0	test/logger_backend_test.rb
statsd-instrument-2.5.1	test/logger_backend_test.rb
statsd-instrument-2.5.0	test/logger_backend_test.rb
statsd-instrument-2.4.0	test/logger_backend_test.rb