require 'fluent/test'
require 'fluent/plugin/out_s3'

class S3OutputTest < Test::Unit::TestCase
  def setup
    Fluent::Test.setup
  end

  CONFIG = %[
    aws_key_id test_key_id
    aws_sec_key test_sec_key
    s3_bucket test_bucket
    path log
    utc
    buffer_type memory
  ]

  def create_driver(conf = CONFIG)
    Fluent::Test::BufferedOutputTestDriver.new(Fluent::S3Output) do
      def write(chunk)
        chunk.read
      end
    end.configure(conf)
  end

  def test_configure
    d = create_driver
    assert_equal 'test_key_id', d.instance.aws_key_id
    assert_equal 'test_sec_key', d.instance.aws_sec_key
    assert_equal 'test_bucket', d.instance.s3_bucket
    assert_equal 'log', d.instance.path
    assert d.instance.instance_variable_get(:@use_ssl)
  end

  def test_format
    d = create_driver

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[2011-01-02T13:14:15Z\ttest\t{"a":1}\n]
    d.expect_format %[2011-01-02T13:14:15Z\ttest\t{"a":2}\n]

    d.run
  end

  def test_format_included_tag_and_time
    config = [CONFIG, 'include_tag_key true', 'include_time_key true'].join("\n")
    d = create_driver(config)

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[2011-01-02T13:14:15Z\ttest\t{"a":1,"tag":"test","time":"2011-01-02T13:14:15Z"}\n]
    d.expect_format %[2011-01-02T13:14:15Z\ttest\t{"a":2,"tag":"test","time":"2011-01-02T13:14:15Z"}\n]

    d.run
  end

  def test_format_with_format_json
    config = [CONFIG, 'format_json true'].join("\n")
    d = create_driver(config)

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[{"a":1}\n]
    d.expect_format %[{"a":2}\n]

    d.run
  end

  def test_format_with_format_json_included_tag
    config = [CONFIG, 'format_json true', 'include_tag_key true'].join("\n")
    d = create_driver(config)

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[{"a":1,"tag":"test"}\n]
    d.expect_format %[{"a":2,"tag":"test"}\n]

    d.run
  end

  def test_format_with_format_json_included_time
    config = [CONFIG, 'format_json true', 'include_time_key true'].join("\n")
    d = create_driver(config)

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[{"a":1,"time":"2011-01-02T13:14:15Z"}\n]
    d.expect_format %[{"a":2,"time":"2011-01-02T13:14:15Z"}\n]

    d.run
  end

  def test_format_with_format_json_included_tag_and_time
    config = [CONFIG, 'format_json true', 'include_tag_key true', 'include_time_key true'].join("\n")
    d = create_driver(config)

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    d.expect_format %[{"a":1,"tag":"test","time":"2011-01-02T13:14:15Z"}\n]
    d.expect_format %[{"a":2,"tag":"test","time":"2011-01-02T13:14:15Z"}\n]

    d.run
  end

  def test_write
    d = create_driver

    time = Time.parse("2011-01-02 13:14:15 UTC").to_i
    d.emit({"a"=>1}, time)
    d.emit({"a"=>2}, time)

    # S3OutputTest#write returns chunk.read
    data = d.run

    assert_equal %[2011-01-02T13:14:15Z\ttest\t{"a":1}\n] +
                 %[2011-01-02T13:14:15Z\ttest\t{"a":2}\n],
                 data
  end

end