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|
package fasthttp
import (
"bufio"
"bytes"
"fmt"
"io"
"sync"
"testing"
"time"
"github.com/valyala/fasthttp/fasthttputil"
)
func TestStreamingPipeline(t *testing.T) {
t.Parallel()
reqS := `POST /one HTTP/1.1
Host: example.com
Content-Length: 10
aaaaaaaaaa
POST /two HTTP/1.1
Host: example.com
Content-Length: 10
aaaaaaaaaa`
ln := fasthttputil.NewInmemoryListener()
s := &Server{
StreamRequestBody: true,
Handler: func(ctx *RequestCtx) {
var body string
expected := "aaaaaaaaaa"
if string(ctx.Path()) == "/one" {
body = string(ctx.PostBody())
} else {
all, err := io.ReadAll(ctx.RequestBodyStream())
if err != nil {
t.Error(err)
}
body = string(all)
}
if body != expected {
t.Errorf("expected %q got %q", expected, body)
}
},
}
ch := make(chan struct{})
go func() {
if err := s.Serve(ln); err != nil {
t.Errorf("unexpected error: %v", err)
}
close(ch)
}()
conn, err := ln.Dial()
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if _, err = conn.Write([]byte(reqS)); err != nil {
t.Fatalf("unexpected error: %v", err)
}
var resp Response
br := bufio.NewReader(conn)
respCh := make(chan struct{})
go func() {
if err := resp.Read(br); err != nil {
t.Errorf("error when reading response: %v", err)
}
if resp.StatusCode() != StatusOK {
t.Errorf("unexpected status code %d. Expecting %d", resp.StatusCode(), StatusOK)
}
if err := resp.Read(br); err != nil {
t.Errorf("error when reading response: %v", err)
}
if resp.StatusCode() != StatusOK {
t.Errorf("unexpected status code %d. Expecting %d", resp.StatusCode(), StatusOK)
}
close(respCh)
}()
select {
case <-respCh:
case <-time.After(time.Second):
t.Fatal("timeout")
}
if err := ln.Close(); err != nil {
t.Fatalf("error when closing listener: %v", err)
}
select {
case <-ch:
case <-time.After(time.Second):
t.Fatal("timeout when waiting for the server to stop")
}
}
func getChunkedTestEnv(t testing.TB) (*fasthttputil.InmemoryListener, []byte) {
body := createFixedBody(128 * 1024)
chunkedBody := createChunkedBody(body, nil, true)
testHandler := func(ctx *RequestCtx) {
bodyBytes, err := io.ReadAll(ctx.RequestBodyStream())
if err != nil {
t.Logf("io read returned err=%v", err)
t.Error("unexpected error while reading request body stream")
}
if !bytes.Equal(body, bodyBytes) {
t.Errorf("unexpected request body, expected %q, got %q", body, bodyBytes)
}
}
s := &Server{
Handler: testHandler,
StreamRequestBody: true,
MaxRequestBodySize: 1, // easier to test with small limit
}
ln := fasthttputil.NewInmemoryListener()
go func() {
err := s.Serve(ln)
if err != nil {
t.Errorf("could not serve listener: %v", err)
}
}()
req := Request{}
req.SetHost("localhost")
req.Header.SetMethod("POST")
req.Header.Set("transfer-encoding", "chunked")
req.Header.SetContentLength(-1)
formattedRequest := req.Header.Header()
formattedRequest = append(formattedRequest, chunkedBody...)
return ln, formattedRequest
}
func TestRequestStreamChunkedWithTrailer(t *testing.T) {
t.Parallel()
body := createFixedBody(10)
expectedTrailer := map[string]string{
"Foo": "footest",
"Bar": "bartest",
}
chunkedBody := createChunkedBody(body, expectedTrailer, true)
req := fmt.Sprintf(`POST / HTTP/1.1
Host: example.com
Transfer-Encoding: chunked
Trailer: Foo, Bar
%s
`, chunkedBody)
ln := fasthttputil.NewInmemoryListener()
s := &Server{
StreamRequestBody: true,
Handler: func(ctx *RequestCtx) {
all, err := io.ReadAll(ctx.RequestBodyStream())
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !bytes.Equal(all, body) {
t.Errorf("unexpected body %q. Expecting %q", all, body)
}
for k, v := range expectedTrailer {
r := ctx.Request.Header.Peek(k)
if string(r) != v {
t.Errorf("unexpected trailer %q. Expecting %q. Got %q", k, v, r)
}
}
},
}
ch := make(chan struct{})
go func() {
if err := s.Serve(ln); err != nil {
t.Errorf("unexpected error: %v", err)
}
close(ch)
}()
conn, err := ln.Dial()
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if _, err = conn.Write([]byte(req)); err != nil {
t.Fatalf("unexpected error: %v", err)
}
if err := ln.Close(); err != nil {
t.Fatalf("error when closing listener: %v", err)
}
select {
case <-ch:
case <-time.After(time.Second):
t.Fatal("timeout when waiting for the server to stop")
}
}
func TestRequestStream(t *testing.T) {
t.Parallel()
ln, formattedRequest := getChunkedTestEnv(t)
c, err := ln.Dial()
if err != nil {
t.Errorf("unexpected error while dialing: %v", err)
}
if _, err = c.Write(formattedRequest); err != nil {
t.Errorf("unexpected error while writing request: %v", err)
}
br := bufio.NewReader(c)
var respH ResponseHeader
if err = respH.Read(br); err != nil {
t.Errorf("unexpected error: %v", err)
}
}
func BenchmarkRequestStreamE2E(b *testing.B) {
ln, formattedRequest := getChunkedTestEnv(b)
wg := &sync.WaitGroup{}
wg.Add(4)
for i := 0; i < 4; i++ {
go func(wg *sync.WaitGroup) {
for i := 0; i < b.N/4; i++ {
c, err := ln.Dial()
if err != nil {
b.Errorf("unexpected error while dialing: %v", err)
}
if _, err = c.Write(formattedRequest); err != nil {
b.Errorf("unexpected error while writing request: %v", err)
}
br := bufio.NewReaderSize(c, 128)
var respH ResponseHeader
if err = respH.Read(br); err != nil {
b.Errorf("unexpected error: %v", err)
}
c.Close()
}
wg.Done()
}(wg)
}
wg.Wait()
}
|
