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message_test.go
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package gdax
import (
"errors"
"testing"
ws "github.com/gorilla/websocket"
)
func startSubscribe(wsConn *ws.Conn, message *Message) (*Message, error) {
var receivedMessage Message
if err := wsConn.WriteJSON(message); err != nil {
return nil, err
}
for {
if err := wsConn.ReadJSON(&receivedMessage); err != nil {
return nil, err
}
if receivedMessage.Type != "subscriptions" {
break
}
}
return &receivedMessage, nil
}
func TestMessageHeartbeat(t *testing.T) {
wsConn, err := NewTestWebsocketClient()
if err != nil {
t.Error(err)
}
defer wsConn.Close()
subscribe := Message{
Type: "subscribe",
Channels: []MessageChannel{
MessageChannel{
Name: "heartbeat",
ProductIds: []string{
"BTC-USD",
},
},
},
}
message, err := startSubscribe(wsConn, &subscribe)
if err != nil {
t.Error(err)
}
if message.Type != "heartbeat" {
t.Error(errors.New("Invalid message type"))
}
props := []string{"Type", "Sequence", "LastTradeId", "ProductId", "Time"}
if err := EnsureProperties(message, props); err != nil {
t.Error(err)
}
}
func TestMessageTicker(t *testing.T) {
wsConn, err := NewTestWebsocketClient()
if err != nil {
t.Error(err)
}
defer wsConn.Close()
subscribe := Message{
Type: "subscribe",
Channels: []MessageChannel{
MessageChannel{
Name: "ticker",
ProductIds: []string{
"BTC-USD",
},
},
},
}
message, err := startSubscribe(wsConn, &subscribe)
if err != nil {
t.Error(err)
}
if message.Type != "ticker" {
t.Error(errors.New("Invalid message type"))
}
props := []string{"Type", "Sequence", "ProductId", "BestBid", "BestAsk", "Price"}
if err := EnsureProperties(message, props); err != nil {
t.Error(err)
}
}
func TestMessageLevel2(t *testing.T) {
wsConn, err := NewTestWebsocketClient()
if err != nil {
t.Error(err)
}
defer wsConn.Close()
subscribe := Message{
Type: "subscribe",
Channels: []MessageChannel{
MessageChannel{
Name: "level2",
ProductIds: []string{
"BTC-USD",
},
},
},
}
message, err := startSubscribe(wsConn, &subscribe)
if err != nil {
t.Error(err)
}
if message.Type != "snapshot" {
t.Error(errors.New("Invalid message type"))
}
props := []string{"ProductId", "Bids", "Asks"}
if err := EnsureProperties(message, props); err != nil {
t.Error(err)
}
/*
l2 := false
for i := 0; i < 10; i++ {
message = &Message{}
if err = wsConn.ReadJSON(&message); err != nil {
t.Error(err)
}
if message.Type == "l2update" {
l2 = true
props := []string{"ProductId", "Changes"}
if err := EnsureProperties(message, props); err != nil {
t.Error(err)
}
break
}
}
if !l2 {
t.Error(errors.New("Did not find l2update"))
}
*/
}