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http_test.go
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http_test.go
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package vega
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/ugorji/go/codec"
)
func TestHTTPDeclareMailbox(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("POST", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
err = reg.Push("a", Msg("hello"))
assert.NoError(t, err, "mailbox was not created")
}
func TestHTTPAbandonMailbox(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("DELETE", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
err = reg.Push("a", Msg("hello"))
assert.Error(t, err, "mailbox was not abandon")
}
func TestHTTPPushMailbox(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
body, err := json.Marshal(msg)
if err != nil {
panic(err)
}
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("PUT", url, bytes.NewReader(body))
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
del, err := reg.Poll("a")
assert.True(t, msg.Equal(del.Message), "message not pushed")
}
func TestHTTPPushMailboxMsgPack(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
var body []byte
err := codec.NewEncoderBytes(&body, &msgpack).Encode(msg)
if err != nil {
panic(err)
}
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("PUT", url, bytes.NewReader(body))
if err != nil {
panic(err)
}
req.Header.Set("Content-Type", ctMsgPack)
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
del, err := reg.Poll("a")
if err != nil {
panic(err)
}
assert.True(t, msg.Equal(del.Message), "message not pushed")
}
func TestHTTPPushMailboxURLEncoded(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
body := strings.NewReader("body=hello")
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("PUT", url, body)
if err != nil {
panic(err)
}
req.Header.Set("Content-Type", ctUrlEncoded)
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
del, err := reg.Poll("a")
if err != nil {
panic(err)
}
assert.Equal(t, []byte("hello"), del.Message.Body)
}
func TestHTTPPollMailbox(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
var ret Message
err = json.NewDecoder(rw.Body).Decode(&ret)
if err != nil {
panic(err)
}
assert.True(t, msg.Equal(&ret), "poll did not return a message")
}
func TestHTTPPollMailboxMsgPack(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
req.Header.Add("Accept", ctMsgPack)
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code, "server error")
var ret Message
err = codec.NewDecoder(rw.Body, &msgpack).Decode(&ret)
if err != nil {
panic(err)
}
assert.True(t, msg.Equal(&ret), "poll did not return a message")
}
func TestHTTPPollEmptyMailbox(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 204, rw.Code)
}
func TestHTTPPollMailboxWithWait(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
url := fmt.Sprintf("http://%s/mailbox/a?wait=10s", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
done := make(chan struct{})
go func() {
serv.mux.ServeHTTP(rw, req)
close(done)
}()
// To be sure it actually waits
time.Sleep(100 * time.Millisecond)
msg := Msg("hello")
reg.Push("a", msg)
select {
case <-time.Tick(1 * time.Second):
t.Fatalf("didn't get the message in time")
case <-done:
assert.Equal(t, 200, rw.Code)
var ret Message
err = json.NewDecoder(rw.Body).Decode(&ret)
if err != nil {
panic(err)
}
assert.True(t, msg.Equal(&ret), "poll did not return a message")
}
}
func TestHTTPAckMessage(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
var ret Message
err = json.NewDecoder(rw.Body).Decode(&ret)
if err != nil {
panic(err)
}
// Now ack it.
url = fmt.Sprintf("http://%s/message/%s", cPort, ret.MessageId)
req, err = http.NewRequest("DELETE", url, nil)
if err != nil {
panic(err)
}
rw = httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
assert.Equal(t, 0, len(serv.inflight))
}
func TestHTTPNackMessage(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
var ret Message
err = json.NewDecoder(rw.Body).Decode(&ret)
if err != nil {
panic(err)
}
// Now ack it.
url = fmt.Sprintf("http://%s/message/%s", cPort, ret.MessageId)
req, err = http.NewRequest("PUT", url, nil)
if err != nil {
panic(err)
}
rw = httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
assert.Equal(t, 0, len(serv.inflight))
del, err := reg.Poll("a")
if err != nil {
panic(err)
}
assert.NotNil(t, del)
}
func TestHTTPCheckTimeoutsNacks(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a?lease=1s", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
time.Sleep(1 * time.Second)
serv.CheckTimeouts()
// Now see if it's back available
url = fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err = http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw = httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
}
func TestHTTPAutoNackAfterTimeout(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
serv.BackgroundTimeouts()
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a?lease=1s", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
time.Sleep(2 * time.Second)
// Now see if it's back available
url = fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err = http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw = httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
// Check that the 2nd poll got the default lease
serv.CheckTimeouts()
assert.Equal(t, 1, len(serv.inflight))
}
func TestHTTPShutdownAutoNacks(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
msg := Msg("hello")
reg.Push("a", msg)
url := fmt.Sprintf("http://%s/mailbox/a", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
serv.mux.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
serv.Close()
del, err := reg.Poll("a")
if err != nil {
panic(err)
}
assert.NotNil(t, del)
}
func TestHTTPShutdownHandlesLongPoll(t *testing.T) {
reg := NewMemRegistry()
serv := NewHTTPService(cPort, reg)
reg.Declare("a")
url := fmt.Sprintf("http://%s/mailbox/a?wait=1m", cPort)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
panic(err)
}
rw := httptest.NewRecorder()
var wg sync.WaitGroup
wg.Add(1)
go func() {
defer wg.Done()
serv.mux.ServeHTTP(rw, req)
}()
time.Sleep(100 * time.Millisecond)
serv.Close()
// simulate a message coming in elsewhere while shutting down
msg := Msg("hello")
reg.Push("a", msg)
time.Sleep(100 * time.Millisecond)
del, err := reg.Poll("a")
if err != nil {
panic(err)
}
assert.NotNil(t, del)
wg.Wait()
assert.Equal(t, 204, rw.Code)
}