require 'logstash-logger'

describe LogStashLogger do
  describe '.new' do
    it 'returns a Logger instance' do
      expect(LogStashLogger.new(type: :stdout)).to be_a ::Logger
    end

    context 'type: :multi_logger' do
      it "returns an instance of LogStashLogger::MultiLogger" do
        expect(LogStashLogger.new(type: :multi_logger)).to be_a LogStashLogger::MultiLogger
      end

      it 'merges top level configuration into each logger' do
        logger = LogStashLogger.new(type: :multi_logger, port: 1234, outputs: [ { type: :tcp  }, { type: :udp } ])
        logger.loggers.each do |logger|
          expect(logger.device.port).to eq(1234)
        end
      end
    end

    context 'logger_class: CustomLogger' do
      class CustomLogger < Logger; end

      it 'should create a logger of the specified class' do
        expect(LogStashLogger.new(type: :stdout, :logger_class => CustomLogger)).to be_a CustomLogger
      end
    end
  end
end