Files
lndhub.go/integration_tests/websocket_test.go
2022-06-15 11:39:54 +02:00

269 lines
9.8 KiB
Go

package integration_tests
import (
"context"
"encoding/json"
"fmt"
"log"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/getAlby/lndhub.go/controllers"
"github.com/getAlby/lndhub.go/lib"
"github.com/getAlby/lndhub.go/lib/responses"
"github.com/getAlby/lndhub.go/lib/service"
"github.com/getAlby/lndhub.go/lib/tokens"
"github.com/go-playground/validator/v10"
"github.com/gorilla/websocket"
"github.com/labstack/echo/v4"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/suite"
)
type KeepAlive struct {
Type string
}
type WebSocketTestSuite struct {
TestSuite
service *service.LndhubService
userLogin ExpectedCreateUserResponseBody
userToken string
userToken2 string
invoiceUpdateSubCancelFn context.CancelFunc
websocketServer *httptest.Server
wsUrl string
wsUrl2 string
}
type WsHandler struct {
handler echo.HandlerFunc
}
func (h *WsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
e := echo.New()
c := e.NewContext(r, w)
err := h.handler(c)
if err != nil {
_, _ = w.Write([]byte(err.Error()))
}
}
func (suite *WebSocketTestSuite) SetupSuite() {
svc, err := LndHubTestServiceInit(nil)
if err != nil {
log.Fatalf("Error initializing test service: %v", err)
}
users, userTokens, err := createUsers(svc, 2)
if err != nil {
log.Fatalf("Error creating test users: %v", err)
}
// Subscribe to LND invoice updates in the background
// store cancel func to be called in tear down suite
ctx, cancel := context.WithCancel(context.Background())
suite.invoiceUpdateSubCancelFn = cancel
go svc.InvoiceUpdateSubscription(ctx)
suite.service = svc
e := echo.New()
e.HTTPErrorHandler = responses.HTTPErrorHandler
e.Validator = &lib.CustomValidator{Validator: validator.New()}
suite.echo = e
assert.Equal(suite.T(), 2, len(users))
assert.Equal(suite.T(), 2, len(userTokens))
suite.userLogin = users[0]
suite.userToken = userTokens[0]
suite.userToken2 = userTokens[1]
suite.echo.Use(tokens.Middleware([]byte(suite.service.Config.JWTSecret)))
suite.echo.POST("/addinvoice", controllers.NewAddInvoiceController(suite.service).AddInvoice)
//websocket server
h := WsHandler{handler: controllers.NewInvoiceStreamController(suite.service).StreamInvoices}
server := httptest.NewServer(http.HandlerFunc(h.ServeHTTP))
suite.websocketServer = server
suite.wsUrl = "ws" + strings.TrimPrefix(suite.websocketServer.URL, "http") + fmt.Sprintf("?token=%s", suite.userToken)
suite.wsUrl2 = "ws" + strings.TrimPrefix(suite.websocketServer.URL, "http") + fmt.Sprintf("?token=%s", suite.userToken2)
}
func (suite *WebSocketTestSuite) TestWebSocket() {
//start listening to websocket
ws, _, err := websocket.DefaultDialer.Dial(suite.wsUrl, nil)
assert.NoError(suite.T(), err)
_, msg, err := ws.ReadMessage()
assert.NoError(suite.T(), err)
keepAlive := KeepAlive{}
err = json.Unmarshal([]byte(msg), &keepAlive)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "keepalive", keepAlive.Type)
// create incoming invoice and fund account
//invoice := suite.createAddInvoiceReq(1000, "integration test websocket 1", suite.userToken)
//sendPaymentRequest := lnrpc.SendRequest{
// PaymentRequest: invoice.PayReq,
// FeeLimit: nil,
//}
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequest)
//assert.NoError(suite.T(), err)
_, msg, err = ws.ReadMessage()
assert.NoError(suite.T(), err)
event := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(msg), &event)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), event.Type, "invoice")
assert.Equal(suite.T(), int64(1000), event.Invoice.Amount)
assert.Equal(suite.T(), "integration test websocket 1", event.Invoice.Description)
}
func (suite *WebSocketTestSuite) TestWebSocketDoubeSubscription() {
//create 1st subscription
ws1, _, err := websocket.DefaultDialer.Dial(suite.wsUrl, nil)
assert.NoError(suite.T(), err)
//read keepalive msg
_, _, err = ws1.ReadMessage()
//create 2nd subscription, create invoice, pay invoice, assert that invoice is received twice
//start listening to websocket
ws2, _, err := websocket.DefaultDialer.Dial(suite.wsUrl, nil)
assert.NoError(suite.T(), err)
//read keepalive msg
_, _, err = ws2.ReadMessage()
assert.NoError(suite.T(), err)
//invoice := suite.createAddInvoiceReq(1000, "integration test websocket 2", suite.userToken)
//sendPaymentRequest := lnrpc.SendRequest{
// PaymentRequest: invoice.PayReq,
// FeeLimit: nil,
//}
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequest)
assert.NoError(suite.T(), err)
_, msg1, err := ws1.ReadMessage()
assert.NoError(suite.T(), err)
_, msg2, err := ws2.ReadMessage()
assert.NoError(suite.T(), err)
event1 := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(msg1), &event1)
assert.NoError(suite.T(), err)
event2 := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(msg2), &event2)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "integration test websocket 2", event1.Invoice.Description)
assert.Equal(suite.T(), "integration test websocket 2", event2.Invoice.Description)
//close 1 subscription, assert that the existing sub still receives their invoices
ws1.Close()
//invoice = suite.createAddInvoiceReq(1000, "integration test websocket 3", suite.userToken)
//sendPaymentRequest = lnrpc.SendRequest{
// PaymentRequest: invoice.PayReq,
// FeeLimit: nil,
//}
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequest)
assert.NoError(suite.T(), err)
_, msg3, err := ws2.ReadMessage()
assert.NoError(suite.T(), err)
event3 := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(msg3), &event3)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "integration test websocket 3", event3.Invoice.Description)
}
func (suite *WebSocketTestSuite) TestWebSocketDoubleUser() {
//create subs for 2 different users, assert that they each get their own invoice updates
user1Ws, _, err := websocket.DefaultDialer.Dial(suite.wsUrl, nil)
assert.NoError(suite.T(), err)
//read keepalive msg
_, _, err = user1Ws.ReadMessage()
assert.NoError(suite.T(), err)
//create subs for 2 different users, assert that they each get their own invoice updates
user2Ws, _, err := websocket.DefaultDialer.Dial(suite.wsUrl2, nil)
assert.NoError(suite.T(), err)
//read keepalive msg
_, _, err = user2Ws.ReadMessage()
assert.NoError(suite.T(), err)
// add invoice for user 1
//user1Invoice := suite.createAddInvoiceReq(1000, "integration test websocket user 1", suite.userToken)
//sendPaymentRequestUser1 := lnrpc.SendRequest{
// PaymentRequest: user1Invoice.PayReq,
// FeeLimit: nil,
//}
//// add invoice for user 2
//user2Invoice := suite.createAddInvoiceReq(1000, "integration test websocket user 2", suite.userToken2)
//sendPaymentRequestUser2 := lnrpc.SendRequest{
// PaymentRequest: user2Invoice.PayReq,
// FeeLimit: nil,
//}
//pay invoices
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequestUser1)
//assert.NoError(suite.T(), err)
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequestUser2)
assert.NoError(suite.T(), err)
//read user 1 received msg
_, user1Msg, err := user1Ws.ReadMessage()
assert.NoError(suite.T(), err)
//assert it's their's
eventUser1 := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(user1Msg), &eventUser1)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "integration test websocket user 1", eventUser1.Invoice.Description)
//read user 2 received msg
_, user2Msg, err := user2Ws.ReadMessage()
assert.NoError(suite.T(), err)
//assert it's their's
eventUser2 := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(user2Msg), &eventUser2)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "integration test websocket user 2", eventUser2.Invoice.Description)
}
func (suite *WebSocketTestSuite) TestWebSocketMissingInvoice() {
// create incoming invoice and fund account
invoice1 := suite.createAddInvoiceReq(1000, "integration test websocket missing invoices", suite.userToken)
//sendPaymentRequest := lnrpc.SendRequest{
// PaymentRequest: invoice1.PayReq,
// FeeLimit: nil,
//}
//_, err := suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequest)
//assert.NoError(suite.T(), err)
//// create 2nd invoice and pay it as well
//invoice2 := suite.createAddInvoiceReq(1000, "integration test websocket missing invoices 2nd", suite.userToken)
//sendPaymentRequest = lnrpc.SendRequest{
// PaymentRequest: invoice2.PayReq,
// FeeLimit: nil,
//}
//_, err = suite.fundingClient.SendPaymentSync(context.Background(), &sendPaymentRequest)
//assert.NoError(suite.T(), err)
//start listening to websocket after 2nd invoice has been paid
//we should get an event for the 2nd invoice if we specify the hash as the query parameter
ws, _, err := websocket.DefaultDialer.Dial(fmt.Sprintf("%s&since_payment_hash=%s", suite.wsUrl, invoice1.RHash), nil)
assert.NoError(suite.T(), err)
_, msg, err := ws.ReadMessage()
assert.NoError(suite.T(), err)
keepAlive := KeepAlive{}
err = json.Unmarshal([]byte(msg), &keepAlive)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "keepalive", keepAlive.Type)
_, msg, err = ws.ReadMessage()
assert.NoError(suite.T(), err)
event := ExpectedInvoiceEventWrapper{}
err = json.Unmarshal([]byte(msg), &event)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), event.Type, "invoice")
assert.Equal(suite.T(), int64(1000), event.Invoice.Amount)
assert.Equal(suite.T(), "integration test websocket missing invoices 2nd", event.Invoice.Description)
}
func (suite *WebSocketTestSuite) TearDownSuite() {
suite.invoiceUpdateSubCancelFn()
suite.websocketServer.Close()
clearTable(suite.service, "invoices")
}
func TestWebSocketSuite(t *testing.T) {
suite.Run(t, new(WebSocketTestSuite))
}