/
integration_test.go
361 lines (293 loc) · 6.83 KB
/
integration_test.go
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// +build integration
package main
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"strconv"
"strings"
"testing"
"time"
"github.com/benburkert/httplus"
"github.com/htee/htee"
"github.com/htee/hteed/config"
"github.com/htee/hteed/server"
"github.com/htee/hteed/stream"
)
var keyPrefix string = fmt.Sprintf("%d:", os.Getpid())
func init() {
us := httptest.NewServer(http.HandlerFunc(fakeWebHandler))
cnf := &config.Config{
Address: "127.0.0.1",
Port: 4000,
RedisURL: ":6379",
WebURL: us.URL,
KeyPrefix: keyPrefix,
Testing: true,
}
if err := config.Configure(cnf); err != nil {
panic(err.Error())
}
}
func testClient(url string) (*htee.Client, error) {
return htee.NewClient(&htee.Config{Endpoint: url, Login: "test"})
}
func delTestData() {
if err := stream.Reset(); err != nil {
panic(err)
}
}
func TestHelloWorldRoundTrip(t *testing.T) {
defer stream.Reset()
ts := httptest.NewServer(server.ServerHandler())
defer ts.Close()
client, err := testClient(ts.URL)
if err != nil {
t.Error(err)
}
pr, pw := io.Pipe()
go func() {
pw.Write([]byte("Hello, World!"))
pw.Close()
}()
cntRes, err := client.PostStream(pr)
if err != nil {
t.Error(err)
}
owner, name := readNWO(cntRes)
if owner != client.Login {
t.Errorf("stream owner is %s, want %s", owner, client.Login)
}
res, err := client.GetStream(client.Login, name)
if err != nil {
t.Error(err)
}
rb, err := ioutil.ReadAll(res.Body)
res.Body.Close()
if err != nil {
t.Error(err)
}
if string(rb) != "Hello, World!" {
t.Errorf("response body is '%s', want 'Hello, World!'", rb)
}
}
func TestStreamingLockstep(t *testing.T) {
defer delTestData()
ts := httptest.NewServer(server.ServerHandler())
defer ts.Close()
client, err := testClient(ts.URL)
if err != nil {
t.Error(err)
}
pr, pw := io.Pipe()
step, parts := make(chan interface{}), 100
go func() {
for i := 1; i <= parts; i++ {
pw.Write([]byte(fmt.Sprintf("Part %d", i)))
<-step
}
pw.Close()
}()
cntRes, err := client.PostStream(pr)
if err != nil {
t.Error(err)
}
owner, name := readNWO(cntRes)
if owner != client.Login {
t.Errorf("stream owner is %s, want %s", owner, client.Login)
}
res, err := client.GetStream(client.Login, name)
if err != nil {
t.Error(err)
}
buf := make([]byte, 4096)
for i := 1; i <= parts; i++ {
n, err := res.Body.Read(buf)
if err != nil {
if err != io.EOF {
t.Error(err)
}
} else if string(buf[:n]) != fmt.Sprintf("Part %d", i) {
t.Errorf("response part is '%s', want 'Part %d'", buf[:n], i)
}
step <- true
}
}
func TestStreamingFanOut(t *testing.T) {
defer delTestData()
ts := httptest.NewServer(server.ServerHandler())
defer ts.Close()
client, err := testClient(ts.URL)
if err != nil {
t.Error(err)
}
pr, pw := io.Pipe()
step, parts, peers := make(chan interface{}), 1000, 100
go func() {
for i := 1; i <= parts; i++ {
pw.Write([]byte(fmt.Sprintf("Part %d", i)))
<-step
}
pw.Close()
}()
cntRes, err := client.PostStream(pr)
if err != nil {
t.Error(err)
}
owner, name := readNWO(cntRes)
if owner != client.Login {
t.Errorf("stream owner is %s, want %s", owner, client.Login)
}
responses := make([](*httplus.Response), peers)
for i := range responses {
if res, err := client.GetStream(client.Login, name); err != nil {
t.Error(err)
} else {
responses[i] = res
}
}
buf := make([]byte, 4096)
for i := 1; i <= parts; i++ {
for j, res := range responses {
n, err := res.Body.Read(buf)
if err != nil {
if err != io.EOF {
t.Error(err)
}
} else if string(buf[:n]) != fmt.Sprintf("Part %d", i) {
t.Errorf("response %d part is '%s', want 'Part %d'", j, buf[:n], i)
}
}
step <- true
}
}
func TestEventStreamRequest(t *testing.T) {
defer delTestData()
ts := httptest.NewServer(server.ServerHandler())
defer ts.Close()
client, err := testClient(ts.URL)
if err != nil {
t.Error(err)
}
pr, pw := io.Pipe()
chunks := []string{"Testing", " a ", "multi-chunk", " stream"}
step := make(chan interface{})
go func() {
for _, chunk := range chunks {
pw.Write([]byte(chunk))
<-step
}
pw.Close()
}()
cntRes, err := client.PostStream(pr)
if err != nil {
t.Error(err)
}
owner, _ := readNWO(cntRes)
if owner != client.Login {
t.Errorf("stream owner is %s, want %s", owner, client.Login)
}
req, err := http.NewRequest("GET", ts.URL+cntRes.Header.Get("Location"), nil)
if err != nil {
t.Error(err)
}
req.Header.Add("Accept", "text/event-stream")
res, err := http.DefaultClient.Do(req)
if err != nil {
t.Error(err)
}
buf := make([]byte, 4096)
for _, chunk := range chunks {
if n, err := res.Body.Read(buf); err != nil {
if err != io.EOF {
t.Error(err)
}
break
} else {
data, err := json.Marshal(chunk)
if err != nil {
t.Error(err)
}
if dc := fmt.Sprintf("data:%s\n\n", data); string(buf[:n]) != dc {
t.Errorf("response part is %q, want %q", buf[:n], dc)
}
}
step <- true
}
}
func TestDeleteStreamRequest(t *testing.T) {
ts := httptest.NewServer(server.ServerHandler())
client, err := testClient(ts.URL)
if err != nil {
t.Error(err)
}
body := ioutil.NopCloser(strings.NewReader("Goodbye World!"))
cntRes, err := client.PostStream(body)
if err != nil {
t.Error(err)
}
owner, name := readNWO(cntRes)
if owner != client.Login {
t.Errorf("stream owner is %s, want %s", owner, client.Login)
}
res, err := client.GetStream(owner, name)
res.Body.Close()
if err != nil {
t.Error(err)
} else if res.StatusCode != 200 {
t.Errorf("response was a %d status, want 200", res.StatusCode)
}
res, err = client.DeleteStream(owner, name)
res.Body.Close()
if err != nil {
t.Error(err)
} else if res.StatusCode != 204 {
t.Errorf("response was a %d status, want 204", res.StatusCode)
}
res, err = client.GetStream(owner, name)
if err != nil {
t.Error(err)
} else if res.StatusCode != 200 {
t.Errorf("response was a %d status, want 200", res.StatusCode)
}
rb, err := ioutil.ReadAll(res.Body)
res.Body.Close()
if err != nil {
t.Error(err)
}
if string(rb) != "" {
t.Errorf("response body is '%s', want ''", rb)
}
}
func fakeWebHandler(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/ping" {
w.WriteHeader(200)
w.Write([]byte("PONG!"))
return
}
switch r.Method {
case "GET", "DELETE", "PUT":
w.WriteHeader(204)
case "POST":
owner := "test"
name := strconv.Itoa(time.Now().Nanosecond())
message := struct{ Path string }{Path: owner + "/" + name}
body, err := json.Marshal(message)
if err != nil {
panic(err.Error())
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
w.Write(body)
}
}
func readNWO(res *httplus.Response) (owner, name string) {
loc := res.Header.Get("Location")
parts := strings.Split(loc[1:], "/")
owner, name = parts[0], parts[1]
return
}