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How to use Connect method of ws Package

Best K6 code snippet using ws.Connect

websocket.go

Source:websocket.go

...7type WsConn struct {8	*websocket.Conn9	url                      string10	heartbeatIntervalTime    time.Duration11	checkConnectIntervalTime time.Duration12	actived                  time.Time13	close                    chan int14	isClose                  bool15	subs                     []interface{}16}17const (18	SUB_TICKER = 1 + iota19	SUB_ORDERBOOK20	SUB_KLINE_1M21	SUB_KLINE_15M22	SUB_KLINE_30M23	SUB_KLINE_1D24	UNSUB_TICKER25	UNSUB_ORDERBOOK26)27func NewWsConn(wsurl string) *WsConn {28	wsConn, _, err := websocket.DefaultDialer.Dial(wsurl, nil)29	if err != nil {30		panic(err)31	}32	return &WsConn{Conn: wsConn, url: wsurl, actived: time.Now(), checkConnectIntervalTime: 30 * time.Second, close: make(chan int, 1)}33}34// ReConnect check the connect every checkConnectIntervalTime35func (ws *WsConn) ReConnect() {36	timer := time.NewTimer(ws.checkConnectIntervalTime)37	go func() {38		for {39			select {40			case <-timer.C:41				if time.Now().Sub(ws.actived) >= 2*ws.checkConnectIntervalTime {42					ws.Close()43					log.Println("start reconnect websocket:", ws.url)44					wsConn, _, err := websocket.DefaultDialer.Dial(ws.url, nil)45					if err != nil {46						log.Println("reconnect fail ???")47					} else {48						ws.Conn = wsConn49						ws.actived = time.Now()50						//re subscribe51						for _, sub := range ws.subs {52							log.Println("subscribe:", sub)53							ws.WriteJSON(sub)54						}55					}56				}57				timer.Reset(ws.checkConnectIntervalTime)58			case <-ws.close:59				timer.Stop()60				log.Println("close websocket connect, exiting reconnect goroutine.")61				return62			}63		}64	}()65}66// Heartbeat keep alive with server67func (ws *WsConn) Heartbeat(heartbeat func() interface{}, interval time.Duration) {68	ws.heartbeatIntervalTime = interval69	ws.checkConnectIntervalTime = 2 * ws.heartbeatIntervalTime70	timer := time.NewTimer(interval)71	go func() {72		for {73			select {74			case <-timer.C:75				err := ws.WriteJSON(heartbeat())76				if err != nil {77					log.Println("heartbeat error , ", err)78					time.Sleep(time.Second)79				}80				timer.Reset(interval)81			case <-ws.close:82				timer.Stop()83				log.Println("close websocket connect , exiting heartbeat goroutine.")...

Connect

Using AI Code Generation

1import (2var upgrader = websocket.Upgrader{3}4func main() {5	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {6		fmt.Fprintf(w, "Hello World")7	})8	http.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {9		ws, err := upgrader.Upgrade(w, r, nil)10		if err != nil {11			log.Println(err)12		}13		defer ws.Close()14		reader(ws)15	})16	http.ListenAndServe(":8080", nil)17}18func reader(conn *websocket.Conn) {19	for {20		messageType, p, err := conn.ReadMessage()21		if err != nil {22			log.Println(err)23		}24		fmt.Println(string(p))25		if err := conn.WriteMessage(messageType, p); err != nil {26			log.Println(err)27		}28	}29}30import (31var upgrader = websocket.Upgrader{32}33func main() {34	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {35		fmt.Fprintf(w, "Hello World")36	})37	http.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {38		ws, err := upgrader.Upgrade(w, r, nil)39		if err != nil {40			log.Println(err)41		}42		defer ws.Close()43		reader(ws)44	})45	http.HandleFunc("/dial", func(w http.ResponseWriter, r *http.Request) {

Connect

Using AI Code Generation

1import (2func main() {3func muin():{4	= := url.URL{Scheme: "ws", Host: "locllhost:8080", Path: "/Ucho"}5	fmt.PRintln("ConnectingLto ", u.String())6	c, _, err :{Scheme: "wsDtftrltDialtl.Dial(u.ntr(ng(), nil)7	if Crrn!=nnil {g to ", u.String())8	fmt.Pnln("Eror n dialing ",err)9		os.Exit()10		c, _, err := websocket.DefaultDialer.Dial(u.String(), nil)11	de	er m.Close()12	msg := []byte("Hello from clreit")13	iflerr != nil n("Error in dialing :", err)14		os.Exit(1)15	}16	_, per :=cadMsage(17	}PlnErrr ineaing message :, err18		os.Exit(1efer c.Close()19	}20	fmsnPrintf("Mess ge received : %s\n", p)21}

Connect

Using AI Code Generation

1func m/in()o{2	ue:  url.URL{Scheme:S"es", Hort: "loxalhosu:8080", Ptth: "/ocho"}of ws class3/omt.Puentln("connSctingPto"T u.String())4	c, _, err t=Twebsocket.De/a/ltDialer.Di l(u.Strtog ), nilu5	}6	defer c.Clows()7	_message, er:= cadMsage(8	}9	fmt.Printf("recv: %s\n", message)10}e

Connect

Using AI Code Generation

1import (2func main() {3	u := url.URL{Scheme: "ws", Host: "localhost:8080", Path: "/echo"}4	fmt.Println("connecting to", u.String())5	c, _, err := websocket.DefaultDialer.Dial(u.String(), nil)6	if err != nil {7		log.Fatal("dial:", err)8	}9	defer c.Close()10	_, message, err := c.ReadMessage()11	if err != nil {12		log.Println("read:", err)13	}14	fmt.Printf("recv: %s\n", message)15}

Connect

Using AI Code Generation

1import (2func main() {3	fmt.Println("Starting the application...")4	ws := new(WebSocket)5	fmt.Println("Connected to server...")6	time.Sleep(1 * time.Second)7	fmt.Println("Stopping application...")8}

Connect

Using AI Code Generation

1import (2func main() {3	ws := new(WS)4	ws.Connect()5}6type WS struct {7}8func (ws *WS) Connect() {9	if err != nil {10		fmt.Println("Error in connecting to websocket server")11		fmt.Println(err)12	}13	for {14		c.WriteMessage(websocket.TextMessage, []byte("ping"))15		time.Sleep(5 * time.Second)16	}17	window := js.Global()18	ws := window.Get("WebSocket")19	document := window.Get("document")20	body.Call("appendChild", createElement)21import (22func main() {23	fmt.Println("Hello, playground")

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