Golang InputTestHelper.Msg方法代碼示例

func StatsdInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	pConfig := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(pConfig.InputRecycleChan())
	ith.PackSupply = make(chan *PipelinePack, 1)

	// Specify localhost, but we're not really going to use the network
	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, input runner, and stat accumulator
	ith.MockHelper = NewMockPluginHelper(ctrl)
	ith.MockInputRunner = NewMockInputRunner(ctrl)
	mockStatAccum := NewMockStatAccumulator(ctrl)

	c.Specify("A StatsdInput", func() {
		statsdInput := StatsdInput{}
		config := statsdInput.ConfigStruct().(*StatsdInputConfig)

		config.Address = ith.AddrStr
		err := statsdInput.Init(config)
		c.Assume(err, gs.IsNil)
		realListener := statsdInput.listener
		c.Expect(realListener.LocalAddr().String(), gs.Equals, ith.ResolvedAddrStr)
		realListener.Close()
		mockListener := pipeline_ts.NewMockConn(ctrl)
		statsdInput.listener = mockListener

		ith.MockHelper.EXPECT().StatAccumulator("StatAccumInput").Return(mockStatAccum, nil)
		mockListener.EXPECT().Close()
		mockListener.EXPECT().SetReadDeadline(gomock.Any())

		c.Specify("sends a Stat to the StatAccumulator", func() {
			statName := "sample.count"
			statVal := 303
			msg := fmt.Sprintf("%s:%d|c\n", statName, statVal)
			expected := Stat{statName, strconv.Itoa(statVal), "c", float32(1)}
			mockStatAccum.EXPECT().DropStat(expected).Return(true)
			readCall := mockListener.EXPECT().Read(make([]byte, 512))
			readCall.Return(len(msg), nil)
			readCall.Do(func(msgBytes []byte) {
				copy(msgBytes, []byte(msg))
				statsdInput.Stop()
			})
			var wg sync.WaitGroup
			wg.Add(1)
			go func() {
				err = statsdInput.Run(ith.MockInputRunner, ith.MockHelper)
				c.Expect(err, gs.IsNil)
				wg.Done()
			}()
			wg.Wait()
		})
	})
}

func UdpInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.Decoder = pipelinemock.NewMockDecoderRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)
	ith.DecodeChan = make(chan *PipelinePack)

	c.Specify("A UdpInput", func() {
		udpInput := UdpInput{}
		err := udpInput.Init(&UdpInputConfig{Net: "udp", Address: ith.AddrStr,
			Decoder:    "ProtobufDecoder",
			ParserType: "message.proto"})
		c.Assume(err, gs.IsNil)
		realListener := (udpInput.listener).(*net.UDPConn)
		c.Expect(realListener.LocalAddr().String(), gs.Equals, ith.ResolvedAddrStr)

		mbytes, _ := proto.Marshal(ith.Msg)
		header := &message.Header{}
		header.SetMessageLength(uint32(len(mbytes)))

		mockDecoderRunner := ith.Decoder.(*pipelinemock.MockDecoderRunner)
		mockDecoderRunner.EXPECT().InChan().Return(ith.DecodeChan)
		ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply)
		ith.MockInputRunner.EXPECT().Name().Return("UdpInput")
		encCall := ith.MockHelper.EXPECT().DecoderRunner("ProtobufDecoder", "UdpInput-ProtobufDecoder")
		encCall.Return(ith.Decoder, true)

		c.Specify("reads a message from the connection and passes it to the decoder", func() {
			hbytes, _ := proto.Marshal(header)
			go func() {
				udpInput.Run(ith.MockInputRunner, ith.MockHelper)
			}()
			conn, err := net.Dial("udp", ith.AddrStr) // a mock connection will not work here since the mock read cannot block
			c.Assume(err, gs.IsNil)
			buf := encodeMessage(hbytes, mbytes)
			_, err = conn.Write(buf)
			c.Assume(err, gs.IsNil)
			ith.PackSupply <- ith.Pack
			packRef := <-ith.DecodeChan
			udpInput.Stop()
			c.Expect(ith.Pack, gs.Equals, packRef)
			c.Expect(string(ith.Pack.MsgBytes), gs.Equals, string(mbytes))
			c.Expect(ith.Pack.Decoded, gs.IsFalse)
		})
	})

	c.Specify("A UdpInput Multiline input", func() {
		ith.AddrStr = "localhost:55566"
		ith.ResolvedAddrStr = "127.0.0.1:55566"
		udpInput := UdpInput{}
		err := udpInput.Init(&UdpInputConfig{Net: "udp", Address: ith.AddrStr,
			Decoder:    "test",
			ParserType: "token"})
		c.Assume(err, gs.IsNil)
		realListener := (udpInput.listener).(*net.UDPConn)
		c.Expect(realListener.LocalAddr().String(), gs.Equals, ith.ResolvedAddrStr)

		mockDecoderRunner := ith.Decoder.(*pipelinemock.MockDecoderRunner)
		mockDecoderRunner.EXPECT().InChan().Return(ith.DecodeChan).Times(2)
		ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply).Times(2)
		ith.MockInputRunner.EXPECT().Name().Return("UdpInput").AnyTimes()
		encCall := ith.MockHelper.EXPECT().DecoderRunner("test", "UdpInput-test")
		encCall.Return(ith.Decoder, true)

		c.Specify("reads two messages from a packet and passes them to the decoder", func() {
			go func() {
				udpInput.Run(ith.MockInputRunner, ith.MockHelper)
			}()
			conn, err := net.Dial("udp", ith.AddrStr) // a mock connection will not work here since the mock read cannot block
			c.Assume(err, gs.IsNil)
			_, err = conn.Write([]byte("message1\nmessage2\n"))
			c.Assume(err, gs.IsNil)
			ith.PackSupply <- ith.Pack
			packRef := <-ith.DecodeChan
			c.Expect(string(packRef.Message.GetPayload()), gs.Equals, "message1\n")
			ith.PackSupply <- ith.Pack
			packRef = <-ith.DecodeChan
			c.Expect(string(packRef.Message.GetPayload()), gs.Equals, "message2\n")
			udpInput.Stop()
		})
	})
}

func ProcessDirectoryInputSpec(c gs.Context) {

	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	pConfig := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(pConfig.InputRecycleChan())

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.MockDeliverer = pipelinemock.NewMockDeliverer(ctrl)
	ith.MockSplitterRunner = pipelinemock.NewMockSplitterRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)

	ith.PackSupply <- ith.Pack

	err := pConfig.RegisterDefault("NullSplitter")
	c.Assume(err, gs.IsNil)

	c.Specify("A ProcessDirectoryInput", func() {
		pdiInput := ProcessDirectoryInput{}
		pdiInput.SetPipelineConfig(pConfig)

		config := pdiInput.ConfigStruct().(*ProcessDirectoryInputConfig)
		workingDir, err := os.Getwd()
		c.Assume(err, gs.IsNil)
		config.ProcessDir = filepath.Join(workingDir, "testsupport", "processes")

		// `Ticker` is the last thing called during the setup part of the
		// input's `Run` method, so it triggers a waitgroup that tests can
		// wait on when they need to ensure initialization has finished.
		var started sync.WaitGroup
		started.Add(1)
		tickChan := make(chan time.Time, 1)
		ith.MockInputRunner.EXPECT().Ticker().Return(tickChan).Do(
			func() {
				started.Done()
			})

		// Similarly we use a waitgroup to signal when LogMessage has been
		// called to know when reloads have completed. Warning: If you call
		// expectLogMessage with a msg that is never passed to LogMessage and
		// then you call loaded.Wait() then your test will hang and never
		// complete.
		var loaded sync.WaitGroup
		expectLogMessage := func(msg string) {
			loaded.Add(1)
			ith.MockInputRunner.EXPECT().LogMessage(msg).Do(
				func(msg string) {
					loaded.Done()
				})
		}

		// Same name => same content.
		paths := []string{
			filepath.Join(config.ProcessDir, "100", "h0.toml"),
			filepath.Join(config.ProcessDir, "100", "h1.toml"),
			filepath.Join(config.ProcessDir, "200", "h0.toml"),
			filepath.Join(config.ProcessDir, "300", "h1.toml"),
		}

		copyFile := func(src, dest string) {
			inFile, err := os.Open(src)
			c.Assume(err, gs.IsNil)
			outFile, err := os.Create(dest)
			c.Assume(err, gs.IsNil)
			_, err = io.Copy(outFile, inFile)
			c.Assume(err, gs.IsNil)
			inFile.Close()
			outFile.Close()
		}

		err = pdiInput.Init(config)
		c.Expect(err, gs.IsNil)

		for _, p := range paths {
			expectLogMessage("Added: " + p)
		}
		go pdiInput.Run(ith.MockInputRunner, ith.MockHelper)
		defer func() {
			pdiInput.Stop()
			for _, entry := range pdiInput.inputs {
				entry.ir.Input().Stop()
			}
		}()
		started.Wait()

		c.Specify("loads scheduled jobs", func() {
			pathIndex := func(name string) (i int) {
				var p string
				for i, p = range paths {
					if name == p {
						return
					}
				}
				return -1
//.........這裏部分代碼省略.........

func LogstreamerInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	here, _ := os.Getwd()
	dirPath := filepath.Join(here, "../../logstreamer", "testdir", "filehandling/subdir")

	tmpDir, tmpErr := ioutil.TempDir("", "hekad-tests")
	c.Expect(tmpErr, gs.Equals, nil)
	defer func() {
		tmpErr = os.RemoveAll(tmpDir)
		c.Expect(tmpErr, gs.IsNil)
	}()

	globals := DefaultGlobals()
	globals.BaseDir = tmpDir
	pConfig := NewPipelineConfig(globals)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(pConfig.InputRecycleChan())

	// Specify localhost, but we're not really going to use the network.
	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// Set up mock helper, runner, and pack supply channel.
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.MockDeliverer = pipelinemock.NewMockDeliverer(ctrl)
	ith.MockSplitterRunner = pipelinemock.NewMockSplitterRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)

	c.Specify("A LogstreamerInput", func() {
		lsInput := &LogstreamerInput{pConfig: pConfig}
		lsiConfig := lsInput.ConfigStruct().(*LogstreamerInputConfig)
		lsiConfig.LogDirectory = dirPath
		lsiConfig.FileMatch = `file.log(\.?)(?P<Seq>\d+)?`
		lsiConfig.Differentiator = []string{"logfile"}
		lsiConfig.Priority = []string{"^Seq"}

		c.Specify("w/ no translation map", func() {
			err := lsInput.Init(lsiConfig)
			c.Expect(err, gs.IsNil)
			c.Expect(len(lsInput.plugins), gs.Equals, 1)

			// Create pool of packs.
			numLines := 5 // # of lines in the log file we're parsing.
			packs := make([]*PipelinePack, numLines)
			ith.PackSupply = make(chan *PipelinePack, numLines)
			for i := 0; i < numLines; i++ {
				packs[i] = NewPipelinePack(ith.PackSupply)
				ith.PackSupply <- packs[i]
			}

			c.Specify("reads a log file", func() {
				// Expect InputRunner calls to get InChan and inject outgoing msgs.
				ith.MockInputRunner.EXPECT().LogError(gomock.Any()).AnyTimes()
				ith.MockInputRunner.EXPECT().LogMessage(gomock.Any()).AnyTimes()
				ith.MockInputRunner.EXPECT().NewDeliverer("1").Return(ith.MockDeliverer)
				ith.MockInputRunner.EXPECT().NewSplitterRunner("1").Return(
					ith.MockSplitterRunner)
				ith.MockSplitterRunner.EXPECT().UseMsgBytes().Return(false)
				ith.MockSplitterRunner.EXPECT().IncompleteFinal().Return(false)
				ith.MockSplitterRunner.EXPECT().SetPackDecorator(gomock.Any())

				getRecCall := ith.MockSplitterRunner.EXPECT().GetRecordFromStream(
					gomock.Any()).Times(numLines)
				line := "boo hoo foo foo"
				getRecCall.Return(len(line), []byte(line), nil)
				getRecCall = ith.MockSplitterRunner.EXPECT().GetRecordFromStream(gomock.Any())
				getRecCall.Return(0, make([]byte, 0), io.EOF)

				deliverChan := make(chan []byte, 1)
				deliverCall := ith.MockSplitterRunner.EXPECT().DeliverRecord(gomock.Any(),
					ith.MockDeliverer).Times(numLines)
				deliverCall.Do(func(record []byte, del Deliverer) {
					deliverChan <- record
				})

				ith.MockDeliverer.EXPECT().Done()

				runOutChan := make(chan error, 1)
				go func() {
					err = lsInput.Run(ith.MockInputRunner, ith.MockHelper)
					runOutChan <- err
				}()

				dur, _ := time.ParseDuration("5s")
				timeout := time.After(dur)
				timed := false
				for x := 0; x < numLines; x++ {
					select {
					case record := <-deliverChan:
						c.Expect(string(record), gs.Equals, line)
					case <-timeout:
						timed = true
						x += numLines
					}
					// Free up the scheduler while we wait for the log file lines
//.........這裏部分代碼省略.........

func TcpInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.Decoder = pipelinemock.NewMockDecoderRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)
	ith.DecodeChan = make(chan *PipelinePack)
	key := "testkey"
	signers := map[string]Signer{"test_1": {key}}
	signer := "test"

	c.Specify("A TcpInput protobuf parser", func() {
		ith.MockInputRunner.EXPECT().Name().Return("TcpInput")
		tcpInput := TcpInput{}
		err := tcpInput.Init(&TcpInputConfig{Net: "tcp", Address: ith.AddrStr,
			Signers:    signers,
			Decoder:    "ProtobufDecoder",
			ParserType: "message.proto"})
		c.Assume(err, gs.IsNil)
		realListener := tcpInput.listener
		c.Expect(realListener.Addr().String(), gs.Equals, ith.ResolvedAddrStr)
		realListener.Close()

		mockConnection := pipeline_ts.NewMockConn(ctrl)
		mockListener := pipeline_ts.NewMockListener(ctrl)
		tcpInput.listener = mockListener

		addr := new(address)
		addr.str = "123"
		mockConnection.EXPECT().RemoteAddr().Return(addr)
		mbytes, _ := proto.Marshal(ith.Msg)
		header := &message.Header{}
		header.SetMessageLength(uint32(len(mbytes)))
		err = errors.New("connection closed") // used in the read return(s)
		readCall := mockConnection.EXPECT().Read(gomock.Any())
		readEnd := mockConnection.EXPECT().Read(gomock.Any()).After(readCall)
		readEnd.Return(0, err)
		mockConnection.EXPECT().SetReadDeadline(gomock.Any()).Return(nil).AnyTimes()
		mockConnection.EXPECT().Close()

		neterr := pipeline_ts.NewMockError(ctrl)
		neterr.EXPECT().Temporary().Return(false)
		acceptCall := mockListener.EXPECT().Accept().Return(mockConnection, nil)
		acceptCall.Do(func() {
			acceptCall = mockListener.EXPECT().Accept()
			acceptCall.Return(nil, neterr)
		})

		mockDecoderRunner := ith.Decoder.(*pipelinemock.MockDecoderRunner)
		mockDecoderRunner.EXPECT().InChan().Return(ith.DecodeChan)
		ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply)
		enccall := ith.MockHelper.EXPECT().DecoderRunner("ProtobufDecoder", "TcpInput-123-ProtobufDecoder").AnyTimes()
		enccall.Return(ith.Decoder, true)
		ith.MockHelper.EXPECT().StopDecoderRunner(ith.Decoder)

		cleanup := func() {
			mockListener.EXPECT().Close()
			tcpInput.Stop()
			tcpInput.wg.Wait()
		}

		c.Specify("reads a message from its connection", func() {
			hbytes, _ := proto.Marshal(header)
			buflen := 3 + len(hbytes) + len(mbytes)
			readCall.Return(buflen, nil)
			readCall.Do(getPayloadBytes(hbytes, mbytes))
			go tcpInput.Run(ith.MockInputRunner, ith.MockHelper)
			defer cleanup()
			ith.PackSupply <- ith.Pack
			packRef := <-ith.DecodeChan
			c.Expect(ith.Pack, gs.Equals, packRef)
			c.Expect(string(ith.Pack.MsgBytes), gs.Equals, string(mbytes))
		})

		c.Specify("reads a MD5 signed message from its connection", func() {
			header.SetHmacHashFunction(message.Header_MD5)
			header.SetHmacSigner(signer)
			header.SetHmacKeyVersion(uint32(1))
			hm := hmac.New(md5.New, []byte(key))
			hm.Write(mbytes)
			header.SetHmac(hm.Sum(nil))
			hbytes, _ := proto.Marshal(header)
			buflen := 3 + len(hbytes) + len(mbytes)
			readCall.Return(buflen, nil)
			readCall.Do(getPayloadBytes(hbytes, mbytes))

			go tcpInput.Run(ith.MockInputRunner, ith.MockHelper)
			defer cleanup()
//.........這裏部分代碼省略.........

func AMQPPluginSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)

	// Our two user/conn waitgroups
	ug := new(sync.WaitGroup)
	cg := new(sync.WaitGroup)

	// Setup the mock channel
	mch := NewMockAMQPChannel(ctrl)

	// Setup the mock amqpHub with the mock chan return
	aqh := NewMockAMQPConnectionHub(ctrl)
	aqh.EXPECT().GetChannel("", AMQPDialer{}).Return(mch, ug, cg, nil)

	errChan := make(chan error, 1)

	c.Specify("An amqp input", func() {
		// Setup all the mock calls for Init
		mch.EXPECT().ExchangeDeclare("", "", false, true, false, false,
			gomock.Any()).Return(nil)
		mch.EXPECT().QueueDeclare("", false, true, false, false,
			gomock.Any()).Return(amqp.Queue{}, nil)
		mch.EXPECT().QueueBind("", "test", "", false, gomock.Any()).Return(nil)
		mch.EXPECT().Qos(2, 0, false).Return(nil)

		ith := new(plugins_ts.InputTestHelper)
		ith.Msg = pipeline_ts.GetTestMessage()
		ith.Pack = NewPipelinePack(config.InputRecycleChan())

		// set up mock helper, decoder set, and packSupply channel
		ith.MockHelper = NewMockPluginHelper(ctrl)
		ith.MockInputRunner = NewMockInputRunner(ctrl)
		mockDRunner := NewMockDecoderRunner(ctrl)
		ith.PackSupply = make(chan *PipelinePack, 1)
		ith.DecodeChan = make(chan *PipelinePack)

		ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply)

		amqpInput := new(AMQPInput)
		amqpInput.amqpHub = aqh
		config := amqpInput.ConfigStruct().(*AMQPInputConfig)
		config.URL = ""
		config.Exchange = ""
		config.ExchangeType = ""
		config.RoutingKey = "test"
		config.QueueTTL = 300000

		c.Specify("with a valid setup and no decoder", func() {
			err := amqpInput.Init(config)
			c.Assume(err, gs.IsNil)
			c.Expect(amqpInput.ch, gs.Equals, mch)

			c.Specify("consumes a message", func() {

				// Create a channel to send data to the input
				// Drop a message on there and close the channel
				streamChan := make(chan amqp.Delivery, 1)
				ack := plugins_ts.NewMockAcknowledger(ctrl)
				ack.EXPECT().Ack(gomock.Any(), false)
				streamChan <- amqp.Delivery{
					ContentType:  "text/plain",
					Body:         []byte("This is a message"),
					Timestamp:    time.Now(),
					Acknowledger: ack,
				}
				mch.EXPECT().Consume("", "", false, false, false, false,
					gomock.Any()).Return(streamChan, nil)

				// Expect the injected packet
				ith.MockInputRunner.EXPECT().Inject(gomock.Any())

				// Increase the usage since Run decrements it on close
				ug.Add(1)

				ith.PackSupply <- ith.Pack
				go func() {
					err := amqpInput.Run(ith.MockInputRunner, ith.MockHelper)
					errChan <- err
				}()
				ith.PackSupply <- ith.Pack
				close(streamChan)
				err = <-errChan
				c.Expect(err, gs.IsNil)
				c.Expect(ith.Pack.Message.GetType(), gs.Equals, "amqp")
				c.Expect(ith.Pack.Message.GetPayload(), gs.Equals, "This is a message")
			})
		})

		c.Specify("with a valid setup using a decoder", func() {
			decoderName := "defaultDecoder"
			config.Decoder = decoderName
			err := amqpInput.Init(config)
			c.Assume(err, gs.IsNil)
			c.Expect(amqpInput.ch, gs.Equals, mch)

			// Mock up our default decoder runner and decoder.
//.........這裏部分代碼省略.........

func TcpInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	pConfig := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(pConfig.InputRecycleChan())

	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.MockDeliverer = pipelinemock.NewMockDeliverer(ctrl)
	ith.MockSplitterRunner = pipelinemock.NewMockSplitterRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)

	c.Specify("A TcpInput", func() {
		tcpInput := &TcpInput{}
		config := &TcpInputConfig{
			Net:     "tcp",
			Address: ith.AddrStr,
		}

		bytesChan := make(chan []byte, 1)
		errChan := make(chan error, 1)
		var srDoneWG sync.WaitGroup

		startServer := func() {
			srDoneWG.Add(1)
			ith.MockInputRunner.EXPECT().Name().Return("mock_name")
			ith.MockInputRunner.EXPECT().NewDeliverer(gomock.Any()).Return(ith.MockDeliverer)
			ith.MockDeliverer.EXPECT().Done()
			ith.MockInputRunner.EXPECT().NewSplitterRunner(gomock.Any()).Return(
				ith.MockSplitterRunner)
			ith.MockSplitterRunner.EXPECT().UseMsgBytes().Return(false)
			ith.MockSplitterRunner.EXPECT().SetPackDecorator(gomock.Any())
			ith.MockSplitterRunner.EXPECT().Done().Do(func() {
				srDoneWG.Done()
			})

			// splitCall gets called twice. The first time it returns nil, the
			// second time it returns io.EOF.
			splitCall := ith.MockSplitterRunner.EXPECT().SplitStream(gomock.Any(),
				ith.MockDeliverer).AnyTimes()
			splitCall.Do(func(conn net.Conn, del Deliverer) {
				recd, _ := ioutil.ReadAll(conn)
				bytesChan <- recd
				splitCall.Return(io.EOF)
			})

			err := tcpInput.Run(ith.MockInputRunner, ith.MockHelper)
			errChan <- err
		}

		c.Specify("not using TLS", func() {
			err := tcpInput.Init(config)
			c.Assume(err, gs.IsNil)
			c.Expect(tcpInput.listener.Addr().String(), gs.Equals, ith.ResolvedAddrStr)

			c.Specify("accepts connections and passes them to the splitter", func() {
				go startServer()
				data := []byte("THIS IS THE DATA")

				outConn, err := net.Dial("tcp", ith.AddrStr)
				c.Assume(err, gs.IsNil)
				_, err = outConn.Write(data)
				c.Expect(err, gs.IsNil)
				outConn.Close()

				recd := <-bytesChan

				c.Expect(err, gs.IsNil)
				c.Expect(string(recd), gs.Equals, string(data))

				tcpInput.Stop()
				err = <-errChan
				c.Expect(err, gs.IsNil)
				srDoneWG.Wait()
			})
		})

		c.Specify("using TLS", func() {
			config.UseTls = true

			c.Specify("fails to init w/ missing key or cert file", func() {
				config.Tls = TlsConfig{}
				err := tcpInput.Init(config)
				c.Expect(err, gs.Not(gs.IsNil))
				c.Expect(err.Error(), gs.Equals,
					"TLS config requires both cert_file and key_file value.")
			})

			config.Tls = TlsConfig{
				CertFile: "./testsupport/cert.pem",
				KeyFile:  "./testsupport/key.pem",
			}

//.........這裏部分代碼省略.........

func UdpInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.MockSplitterRunner = pipelinemock.NewMockSplitterRunner(ctrl)

	c.Specify("A UdpInput", func() {
		udpInput := UdpInput{}
		config := &UdpInputConfig{}

		mbytes, _ := proto.Marshal(ith.Msg)
		header := &message.Header{}
		header.SetMessageLength(uint32(len(mbytes)))
		hbytes, _ := proto.Marshal(header)
		buf := encodeMessage(hbytes, mbytes)

		bytesChan := make(chan []byte, 1)

		ith.MockInputRunner.EXPECT().Name().Return("mock_name")
		ith.MockInputRunner.EXPECT().NewSplitterRunner("").Return(ith.MockSplitterRunner)
		ith.MockSplitterRunner.EXPECT().GetRemainingData().AnyTimes()
		ith.MockSplitterRunner.EXPECT().UseMsgBytes().Return(false)
		ith.MockSplitterRunner.EXPECT().SetPackDecorator(gomock.Any())

		splitCall := ith.MockSplitterRunner.EXPECT().SplitStream(gomock.Any(),
			nil).AnyTimes()
		splitCall.Do(func(conn net.Conn, del Deliverer) {
			recd := make([]byte, 65536)
			n, _ := conn.Read(recd)
			recd = recd[:n]
			bytesChan <- recd
		})

		c.Specify("using a udp address", func() {
			ith.AddrStr = "localhost:55565"
			ith.ResolvedAddrStr = "127.0.0.1:55565"
			config.Net = "udp"
			config.Address = ith.AddrStr

			err := udpInput.Init(config)
			c.Assume(err, gs.IsNil)
			realListener := (udpInput.listener).(*net.UDPConn)
			c.Expect(realListener.LocalAddr().String(), gs.Equals, ith.ResolvedAddrStr)

			c.Specify("passes the connection to SplitStream", func() {
				go udpInput.Run(ith.MockInputRunner, ith.MockHelper)

				conn, err := net.Dial("udp", ith.AddrStr)
				c.Assume(err, gs.IsNil)
				_, err = conn.Write(buf)
				c.Assume(err, gs.IsNil)
				conn.Close()

				recd := <-bytesChan
				c.Expect(string(recd), gs.Equals, string(buf))
				udpInput.Stop()
			})
		})

		if runtime.GOOS != "windows" {
			c.Specify("using a unix datagram socket", func() {
				tmpDir, err := ioutil.TempDir("", "heka-socket")
				c.Assume(err, gs.IsNil)
				unixPath := filepath.Join(tmpDir, "unixgram-socket")
				ith.AddrStr = unixPath
				config.Net = "unixgram"
				config.Address = ith.AddrStr

				err = udpInput.Init(config)
				c.Assume(err, gs.IsNil)
				realListener := (udpInput.listener).(*net.UnixConn)
				c.Expect(realListener.LocalAddr().String(), gs.Equals, unixPath)

				c.Specify("passes the socket to SplitStream", func() {
					go udpInput.Run(ith.MockInputRunner, ith.MockHelper)

					unixAddr, err := net.ResolveUnixAddr("unixgram", unixPath)
					c.Assume(err, gs.IsNil)
					conn, err := net.DialUnix("unixgram", nil, unixAddr)
					c.Assume(err, gs.IsNil)
					_, err = conn.Write(buf)
					c.Assume(err, gs.IsNil)
					conn.Close()

					recd := <-bytesChan
					c.Expect(string(recd), gs.Equals, string(buf))
					udpInput.Stop()
				})
			})
		}
	})
//.........這裏部分代碼省略.........

func AMQPPluginSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)

	// Our two user/conn waitgroups.
	ug := new(sync.WaitGroup)
	cg := new(sync.WaitGroup)

	// Setup the mock channel.
	mch := NewMockAMQPChannel(ctrl)

	// Setup the mock amqpHub with the mock chan return.
	aqh := NewMockAMQPConnectionHub(ctrl)
	aqh.EXPECT().GetChannel("", AMQPDialer{}).Return(mch, ug, cg, nil)

	errChan := make(chan error, 1)
	bytesChan := make(chan []byte, 1)

	c.Specify("An amqp input", func() {
		// Setup all the mock calls for Init.
		mch.EXPECT().ExchangeDeclare("", "", false, true, false, false,
			gomock.Any()).Return(nil)
		mch.EXPECT().QueueDeclare("", false, true, false, false,
			gomock.Any()).Return(amqp.Queue{}, nil)
		mch.EXPECT().QueueBind("", "test", "", false, gomock.Any()).Return(nil)
		mch.EXPECT().Qos(2, 0, false).Return(nil)

		ith := new(plugins_ts.InputTestHelper)
		ith.Msg = pipeline_ts.GetTestMessage()
		ith.Pack = NewPipelinePack(config.InputRecycleChan())

		// Set up relevant mocks.
		ith.MockHelper = NewMockPluginHelper(ctrl)
		ith.MockInputRunner = NewMockInputRunner(ctrl)
		ith.MockSplitterRunner = NewMockSplitterRunner(ctrl)
		ith.PackSupply = make(chan *PipelinePack, 1)

		ith.MockInputRunner.EXPECT().NewSplitterRunner("").Return(ith.MockSplitterRunner)

		amqpInput := new(AMQPInput)
		amqpInput.amqpHub = aqh
		config := amqpInput.ConfigStruct().(*AMQPInputConfig)
		config.URL = ""
		config.Exchange = ""
		config.ExchangeType = ""
		config.RoutingKey = "test"
		config.QueueTTL = 300000

		err := amqpInput.Init(config)
		c.Assume(err, gs.IsNil)
		c.Expect(amqpInput.ch, gs.Equals, mch)

		c.Specify("consumes a text message", func() {
			// Create a channel to send data to the input. Drop a message on
			// there and close the channel.
			streamChan := make(chan amqp.Delivery, 1)
			ack := plugins_ts.NewMockAcknowledger(ctrl)
			ack.EXPECT().Ack(gomock.Any(), false)
			streamChan <- amqp.Delivery{
				ContentType:  "text/plain",
				Body:         []byte("This is a message"),
				Timestamp:    time.Now(),
				Acknowledger: ack,
			}
			mch.EXPECT().Consume("", "", false, false, false, false,
				gomock.Any()).Return(streamChan, nil)

			// Increase the usage since Run decrements it on close.
			ug.Add(1)

			splitCall := ith.MockSplitterRunner.EXPECT().SplitBytes(gomock.Any(),
				nil)
			splitCall.Do(func(recd []byte, del Deliverer) {
				bytesChan <- recd
			})
			ith.MockSplitterRunner.EXPECT().UseMsgBytes().Return(false)
			ith.MockSplitterRunner.EXPECT().SetPackDecorator(gomock.Any())
			go func() {
				err := amqpInput.Run(ith.MockInputRunner, ith.MockHelper)
				errChan <- err
			}()

			msgBytes := <-bytesChan
			c.Expect(string(msgBytes), gs.Equals, "This is a message")
			close(streamChan)
			err = <-errChan
		})

		c.Specify("consumes a protobuf encoded message", func() {
			encoder := client.NewProtobufEncoder(nil)
			streamChan := make(chan amqp.Delivery, 1)

			msg := new(message.Message)
			msg.SetUuid(uuid.NewRandom())
			msg.SetTimestamp(time.Now().UnixNano())
			msg.SetType("logfile")
			msg.SetLogger("/a/nice/path")
//.........這裏部分代碼省略.........

func ProcessInputSpec(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	pConfig := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()

	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.MockDeliverer = pipelinemock.NewMockDeliverer(ctrl)
	ith.MockSplitterRunner = pipelinemock.NewMockSplitterRunner(ctrl)
	ith.Pack = NewPipelinePack(pConfig.InputRecycleChan())

	c.Specify("A ProcessInput", func() {
		pInput := ProcessInput{}

		config := pInput.ConfigStruct().(*ProcessInputConfig)
		config.Command = make(map[string]cmdConfig)

		ith.MockHelper.EXPECT().Hostname().Return(pConfig.Hostname())

		tickChan := make(chan time.Time)
		ith.MockInputRunner.EXPECT().Ticker().Return(tickChan)

		errChan := make(chan error)

		ith.MockSplitterRunner.EXPECT().UseMsgBytes().Return(false)

		decChan := make(chan func(*PipelinePack), 1)
		setDecCall := ith.MockSplitterRunner.EXPECT().SetPackDecorator(gomock.Any())
		setDecCall.Do(func(dec func(*PipelinePack)) {
			decChan <- dec
		})

		bytesChan := make(chan []byte, 1)
		splitCall := ith.MockSplitterRunner.EXPECT().SplitStream(gomock.Any(),
			ith.MockDeliverer).Return(nil)
		splitCall.Do(func(r io.Reader, del Deliverer) {
			bytes, err := ioutil.ReadAll(r)
			c.Assume(err, gs.IsNil)
			bytesChan <- bytes
		})

		ith.MockDeliverer.EXPECT().Done()

		c.Specify("using stdout", func() {
			ith.MockInputRunner.EXPECT().NewDeliverer("stdout").Return(ith.MockDeliverer)
			ith.MockInputRunner.EXPECT().NewSplitterRunner("stdout").Return(
				ith.MockSplitterRunner)

			c.Specify("reads a message from ProcessInput", func() {
				pInput.SetName("SimpleTest")

				// Note that no working directory is explicitly specified.
				config.Command["0"] = cmdConfig{
					Bin:  PROCESSINPUT_TEST1_CMD,
					Args: PROCESSINPUT_TEST1_CMD_ARGS,
				}
				err := pInput.Init(config)
				c.Assume(err, gs.IsNil)

				go func() {
					errChan <- pInput.Run(ith.MockInputRunner, ith.MockHelper)
				}()
				tickChan <- time.Now()

				actual := <-bytesChan
				c.Expect(string(actual), gs.Equals, PROCESSINPUT_TEST1_OUTPUT+"\n")

				dec := <-decChan
				dec(ith.Pack)
				fPInputName := ith.Pack.Message.FindFirstField("ProcessInputName")
				c.Expect(fPInputName.ValueString[0], gs.Equals, "SimpleTest.stdout")

				pInput.Stop()
				err = <-errChan
				c.Expect(err, gs.IsNil)
			})

			c.Specify("can pipe multiple commands together", func() {
				pInput.SetName("PipedCmd")

				// Note that no working directory is explicitly specified.
				config.Command["0"] = cmdConfig{
					Bin:  PROCESSINPUT_PIPE_CMD1,
					Args: PROCESSINPUT_PIPE_CMD1_ARGS,
				}
				config.Command["1"] = cmdConfig{
					Bin:  PROCESSINPUT_PIPE_CMD2,
					Args: PROCESSINPUT_PIPE_CMD2_ARGS,
				}
				err := pInput.Init(config)
				c.Assume(err, gs.IsNil)

				go func() {
					errChan <- pInput.Run(ith.MockInputRunner, ith.MockHelper)
				}()
				tickChan <- time.Now()
//.........這裏部分代碼省略.........

func LogfileInputSpec0(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)
	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	// Specify localhost, but we're not really going to use the network
	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.Decoder = pipelinemock.NewMockDecoderRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)
	ith.DecodeChan = make(chan *PipelinePack)

	c.Specify("A LogFileInput", func() {
		tmpDir, tmpErr := ioutil.TempDir("", "hekad-tests-")
		c.Expect(tmpErr, gs.Equals, nil)
		origBaseDir := Globals().BaseDir
		Globals().BaseDir = tmpDir
		defer func() {
			Globals().BaseDir = origBaseDir
			tmpErr = os.RemoveAll(tmpDir)
			c.Expect(tmpErr, gs.IsNil)
		}()
		lfInput := new(LogfileInput)
		lfiConfig := lfInput.ConfigStruct().(*LogfileInputConfig)
		lfiConfig.SeekJournalName = "test-seekjournal"
		lfiConfig.LogFile = "../testsupport/test-zeus.log"
		lfiConfig.Logger = "zeus"
		lfiConfig.UseSeekJournal = true
		lfiConfig.Decoder = "decoder-name"
		lfiConfig.DiscoverInterval = 1
		lfiConfig.StatInterval = 1
		err := lfInput.Init(lfiConfig)
		c.Expect(err, gs.IsNil)
		mockDecoderRunner := pipelinemock.NewMockDecoderRunner(ctrl)

		// Create pool of packs.
		numLines := 95 // # of lines in the log file we're parsing.
		packs := make([]*PipelinePack, numLines)
		ith.PackSupply = make(chan *PipelinePack, numLines)
		for i := 0; i < numLines; i++ {
			packs[i] = NewPipelinePack(ith.PackSupply)
			ith.PackSupply <- packs[i]
		}

		c.Specify("reads a log file", func() {
			// Expect InputRunner calls to get InChan and inject outgoing msgs
			ith.MockInputRunner.EXPECT().LogError(gomock.Any()).AnyTimes()
			ith.MockInputRunner.EXPECT().LogMessage(gomock.Any()).AnyTimes()
			ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply).Times(numLines)
			// Expect calls to get decoder and decode each message. Since the
			// decoding is a no-op, the message payload will be the log file
			// line, unchanged.
			ith.MockInputRunner.EXPECT().Name().Return("LogfileInput")
			pbcall := ith.MockHelper.EXPECT().DecoderRunner(lfiConfig.Decoder, "LogfileInput-"+lfiConfig.Decoder)
			pbcall.Return(mockDecoderRunner, true)
			decodeCall := mockDecoderRunner.EXPECT().InChan().Times(numLines)
			decodeCall.Return(ith.DecodeChan)
			go func() {
				err = lfInput.Run(ith.MockInputRunner, ith.MockHelper)
				c.Expect(err, gs.IsNil)
			}()
			for x := 0; x < numLines; x++ {
				_ = <-ith.DecodeChan
				// Free up the scheduler while we wait for the log file lines
				// to be processed.
				runtime.Gosched()
			}
			lfInput.Stop()

			fileBytes, err := ioutil.ReadFile(lfiConfig.LogFile)
			c.Expect(err, gs.IsNil)
			fileStr := string(fileBytes)
			lines := strings.Split(fileStr, "\n")
			for i, line := range lines {
				if line == "" {
					continue
				}
				c.Expect(packs[i].Message.GetPayload(), gs.Equals, line+"\n")
				c.Expect(packs[i].Message.GetLogger(), gs.Equals, "zeus")
			}

			// Wait for the file update to hit the disk; better suggestions are welcome
			runtime.Gosched()
			time.Sleep(time.Millisecond * 250)
			journalData := []byte(`{"last_hash":"f0b60af7f2cb35c3724151422e2f999af6e21fc0","last_len":300,"last_start":28650,"seek":28950}`)
			journalFile, err := ioutil.ReadFile(filepath.Join(tmpDir, "seekjournals", lfiConfig.SeekJournalName))
			c.Expect(err, gs.IsNil)
			c.Expect(bytes.Compare(journalData, journalFile), gs.Equals, 0)
		})

		c.Specify("uses the filename as the default logger name", func() {
//.........這裏部分代碼省略.........

func LogfileInputSpec1(c gs.Context) {
	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	config := NewPipelineConfig(nil)

	tmpDir, tmpErr := ioutil.TempDir("", "hekad-tests-")
	c.Expect(tmpErr, gs.Equals, nil)
	origBaseDir := Globals().BaseDir
	Globals().BaseDir = tmpDir
	defer func() {
		Globals().BaseDir = origBaseDir
		tmpErr = os.RemoveAll(tmpDir)
		c.Expect(tmpErr, gs.Equals, nil)
	}()
	journalName := "test-seekjournal"
	journalDir := filepath.Join(tmpDir, "seekjournal")
	tmpErr = os.MkdirAll(journalDir, 0770)
	c.Expect(tmpErr, gs.Equals, nil)

	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	// Specify localhost, but we're not really going to use the network
	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)
	ith.DecodeChan = make(chan *PipelinePack)

	c.Specify("A LogfileInput", func() {
		c.Specify("save the seek position of the last complete logline", func() {
			lfInput, lfiConfig := createIncompleteLogfileInput(journalName)

			// Initialize the input test helper
			err := lfInput.Init(lfiConfig)
			c.Expect(err, gs.IsNil)

			dName := "decoder-name"
			lfInput.decoderName = dName
			mockDecoderRunner := pipelinemock.NewMockDecoderRunner(ctrl)

			// Create pool of packs.
			numLines := 4 // # of lines in the log file we're parsing.
			packs := make([]*PipelinePack, numLines)
			ith.PackSupply = make(chan *PipelinePack, numLines)
			for i := 0; i < numLines; i++ {
				packs[i] = NewPipelinePack(ith.PackSupply)
				ith.PackSupply <- packs[i]
			}

			// Expect InputRunner calls to get InChan and inject outgoing msgs
			ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply).Times(numLines)
			// Expect calls to get decoder and decode each message. Since the
			// decoding is a no-op, the message payload will be the log file
			// line, unchanged.
			ith.MockInputRunner.EXPECT().Name().Return("LogfileInput")
			pbcall := ith.MockHelper.EXPECT().DecoderRunner(dName, "LogfileInput-"+dName)
			pbcall.Return(mockDecoderRunner, true)
			decodeCall := mockDecoderRunner.EXPECT().InChan().Times(numLines)
			decodeCall.Return(ith.DecodeChan)

			go func() {
				err = lfInput.Run(ith.MockInputRunner, ith.MockHelper)
				c.Expect(err, gs.IsNil)
			}()
			for x := 0; x < numLines; x++ {
				_ = <-ith.DecodeChan
				// Free up the scheduler while we wait for the log file lines
				// to be processed.
				runtime.Gosched()
			}

			newFM := new(FileMonitor)
			newFM.Init(lfiConfig)
			c.Expect(err, gs.Equals, nil)

			fbytes, _ := json.Marshal(lfInput.Monitor)

			// Check that the persisted hashcode is from the last
			// complete log line
			expected_lastline := `10.1.1.4 plinko-565.byzantium.mozilla.com user3 [15/Mar/2013:12:20:27 -0700] "GET /1.1/user3/storage/passwords?newer=1356237662.44&full=1 HTTP/1.1" 200 1396 "-" "Firefox/20.0.1 FxSync/1.22.0.201304.desktop" "-" "ssl: SSL_RSA_WITH_RC4_128_SHA, version=TLSv1, bits=128" node_s:0.047167 req_s:0.047167 retries:0 req_b:446 "c_l:-"` + "\n"

			c.Expect((strings.IndexAny(string(fbytes),
				sha1_hexdigest(expected_lastline)) > -1), gs.IsTrue)

			json.Unmarshal(fbytes, &newFM)

			if runtime.GOOS == "windows" {
				c.Expect(newFM.seek, gs.Equals, int64(1253))
			} else {
				c.Expect(newFM.seek, gs.Equals, int64(1249))
			}

			lfInput.Stop()
//.........這裏部分代碼省略.........

func FileMonitorSpec(c gs.Context) {
	config := NewPipelineConfig(nil)
	tmpDir, tmpErr := ioutil.TempDir("", "hekad-tests-")
	c.Expect(tmpErr, gs.Equals, nil)
	origBaseDir := Globals().BaseDir
	Globals().BaseDir = tmpDir
	defer func() {
		Globals().BaseDir = origBaseDir
		tmpErr = os.RemoveAll(tmpDir)
		c.Expect(tmpErr, gs.Equals, nil)
	}()
	journalName := "test-seekjournal"
	journalDir := filepath.Join(tmpDir, "seekjournals")
	tmpErr = os.MkdirAll(journalDir, 0770)
	c.Expect(tmpErr, gs.Equals, nil)
	journalPath := filepath.Join(journalDir, journalName)

	t := &pipeline_ts.SimpleT{}
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	ith := new(plugins_ts.InputTestHelper)
	ith.Msg = pipeline_ts.GetTestMessage()
	ith.Pack = NewPipelinePack(config.InputRecycleChan())

	// Specify localhost, but we're not really going to use the network
	ith.AddrStr = "localhost:55565"
	ith.ResolvedAddrStr = "127.0.0.1:55565"

	// set up mock helper, decoder set, and packSupply channel
	ith.MockHelper = pipelinemock.NewMockPluginHelper(ctrl)
	ith.MockInputRunner = pipelinemock.NewMockInputRunner(ctrl)
	ith.Decoder = pipelinemock.NewMockDecoderRunner(ctrl)
	ith.PackSupply = make(chan *PipelinePack, 1)
	ith.DecodeChan = make(chan *PipelinePack)

	c.Specify("saved last read position", func() {

		c.Specify("without a previous journal", func() {
			ith.MockInputRunner.EXPECT().LogError(gomock.Any()).AnyTimes()
			lfInput, lfiConfig := createLogfileInput(journalName)

			// Initialize the input test helper
			err := lfInput.Init(lfiConfig)
			c.Expect(err, gs.IsNil)

			dName := "decoder-name"
			lfInput.decoderName = dName
			mockDecoderRunner := pipelinemock.NewMockDecoderRunner(ctrl)

			// Create pool of packs.
			numLines := 95 // # of lines in the log file we're parsing.
			packs := make([]*PipelinePack, numLines)
			ith.PackSupply = make(chan *PipelinePack, numLines)
			for i := 0; i < numLines; i++ {
				packs[i] = NewPipelinePack(ith.PackSupply)
				ith.PackSupply <- packs[i]
			}

			// Expect InputRunner calls to get InChan and inject outgoing msgs
			ith.MockInputRunner.EXPECT().InChan().Return(ith.PackSupply).Times(numLines)
			// Expect calls to get decoder and decode each message. Since the
			// decoding is a no-op, the message payload will be the log file
			// line, unchanged.
			ith.MockInputRunner.EXPECT().Name().Return("FileMonitor")
			ith.MockHelper.EXPECT().DecoderRunner(dName, "FileMonitor-"+dName).Return(mockDecoderRunner, true)
			decodeCall := mockDecoderRunner.EXPECT().InChan().Times(numLines)
			decodeCall.Return(ith.DecodeChan)
			go func() {
				err = lfInput.Run(ith.MockInputRunner, ith.MockHelper)
				c.Expect(err, gs.IsNil)
			}()
			for x := 0; x < numLines; x++ {
				_ = <-ith.DecodeChan
				// Free up the scheduler while we wait for the log file lines
				// to be processed.
				runtime.Gosched()
			}

			newFM := new(FileMonitor)
			newFM.Init(lfiConfig)
			c.Expect(err, gs.Equals, nil)

			fbytes, _ := json.Marshal(lfInput.Monitor)
			json.Unmarshal(fbytes, &newFM)
			c.Expect(newFM.seek, gs.Equals, int64(28950))
			lfInput.Stop()
		})

		c.Specify("with a previous journal initializes with a seek value", func() {
			lfInput, lfiConfig := createLogfileInput(journalName)

			journalData := `{"last_hash":"f0b60af7f2cb35c3724151422e2f999af6e21fc0","last_start":28650,"last_len":300,"seek":28950}`

			journal, journalErr := os.OpenFile(journalPath, os.O_CREATE|os.O_RDWR, 0660)
			c.Expect(journalErr, gs.Equals, nil)

			journal.WriteString(journalData)
			journal.Close()

//.........這裏部分代碼省略.........