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reader_test.go
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reader_test.go
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package nsq
import (
"bytes"
"crypto/tls"
"errors"
"fmt"
"github.com/bitly/go-simplejson"
"io/ioutil"
"log"
"net/http"
"os"
"strconv"
"testing"
"time"
)
type MyTestHandler struct {
t *testing.T
q *Reader
messagesSent int
messagesReceived int
messagesFailed int
}
func (h *MyTestHandler) LogFailedMessage(message *Message) {
h.messagesFailed++
h.q.Stop()
}
func (h *MyTestHandler) HandleMessage(message *Message) error {
if string(message.Body) == "TOBEFAILED" {
h.messagesReceived++
return errors.New("fail this message")
}
data, err := simplejson.NewJson(message.Body)
if err != nil {
return err
}
msg, _ := data.Get("msg").String()
if msg != "single" && msg != "double" {
h.t.Error("message 'action' was not correct: ", msg, data)
}
h.messagesReceived++
return nil
}
func SendMessage(t *testing.T, port int, topic string, method string, body []byte) {
httpclient := &http.Client{}
endpoint := fmt.Sprintf("http://127.0.0.1:%d/%s?topic=%s", port, method, topic)
req, err := http.NewRequest("POST", endpoint, bytes.NewBuffer(body))
resp, err := httpclient.Do(req)
if err != nil {
t.Fatalf(err.Error())
return
}
resp.Body.Close()
}
func TestReader(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, false, false, false)
}
func TestReaderTLS(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, false, false, true)
}
func TestReaderDeflate(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, true, false, false)
}
func TestReaderSnappy(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, false, true, false)
}
func TestReaderTLSDeflate(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, true, false, true)
}
func TestReaderTLSSnappy(t *testing.T) {
log.SetOutput(ioutil.Discard)
defer log.SetOutput(os.Stdout)
readerTest(t, false, true, true)
}
func readerTest(t *testing.T, deflate bool, snappy bool, tlsv1 bool) {
topicName := "rdr_test"
if deflate {
topicName = topicName + "_deflate"
} else if snappy {
topicName = topicName + "_snappy"
}
if tlsv1 {
topicName = topicName + "_tls"
}
topicName = topicName + strconv.Itoa(int(time.Now().Unix()))
q, _ := NewReader(topicName, "ch")
q.VerboseLogging = true
// so that the test can simulate reaching max requeues and a call to LogFailedMessage
q.DefaultRequeueDelay = 0
// so that the test wont timeout from backing off
q.SetMaxBackoffDuration(time.Millisecond * 50)
if deflate {
q.Deflate = true
q.DeflateLevel = 6
} else if snappy {
q.Snappy = true
}
if tlsv1 {
q.TLSv1 = true
q.TLSConfig = &tls.Config{
InsecureSkipVerify: true,
}
}
h := &MyTestHandler{
t: t,
q: q,
}
q.AddHandler(h)
SendMessage(t, 4151, topicName, "put", []byte(`{"msg":"single"}`))
SendMessage(t, 4151, topicName, "mput", []byte("{\"msg\":\"double\"}\n{\"msg\":\"double\"}"))
SendMessage(t, 4151, topicName, "put", []byte("TOBEFAILED"))
h.messagesSent = 4
addr := "127.0.0.1:4150"
err := q.ConnectToNSQ(addr)
if err != nil {
t.Fatalf(err.Error())
}
err = q.ConnectToNSQ(addr)
if err == nil {
t.Fatalf("should not be able to connect to the same NSQ twice")
}
<-q.ExitChan
if h.messagesReceived != 8 || h.messagesSent != 4 {
t.Fatalf("end of test. should have handled a diff number of messages (got %d, sent %d)", h.messagesReceived, h.messagesSent)
}
if h.messagesFailed != 1 {
t.Fatal("failed message not done")
}
}