87 lines
1.7 KiB
Go
87 lines
1.7 KiB
Go
package server_test
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import (
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"context"
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"encoding/hex"
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"fmt"
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"net"
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"testing"
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"time"
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"github.com/lbryio/herald.go/internal"
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"github.com/lbryio/herald.go/server"
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"github.com/sirupsen/logrus"
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)
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const defaultBufferSize = 1024
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func tcpConnReady(addr string) (net.Conn, error) {
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sleepTime := time.Millisecond * 100
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for {
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if sleepTime > time.Second {
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return nil, fmt.Errorf("timeout")
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}
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conn, err := net.Dial("tcp", addr)
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if err != nil {
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logrus.Warn(err)
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time.Sleep(sleepTime)
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sleepTime = sleepTime * 2
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continue
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}
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return conn, nil
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}
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}
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func tcpRead(conn net.Conn) ([]byte, error) {
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buf := make([]byte, defaultBufferSize)
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n, err := conn.Read(buf)
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if err != nil {
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return nil, err
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}
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if n != server.NotifierResponseLength {
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return nil, fmt.Errorf("not all bytes read")
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}
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return buf[:n], nil
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}
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func TestNotifierServer(t *testing.T) {
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args := makeDefaultArgs()
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ctx := context.Background()
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hub := server.MakeHubServer(ctx, args)
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go hub.NotifierServer()
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go hub.RunNotifier()
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addr := fmt.Sprintf(":%s", args.NotifierPort)
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logrus.Info(addr)
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conn, err := tcpConnReady(addr)
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if err != nil {
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t.Fatal(err)
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}
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resCh := make(chan []byte)
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go func() {
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logrus.Warn("waiting for response")
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res, err := tcpRead(conn)
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logrus.Warn("got response")
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if err != nil {
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logrus.Warn(err)
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return
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}
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resCh <- res
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}()
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// Hacky but needed because if the reader isn't ready
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// before the writer sends it won't get the data
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time.Sleep(time.Second)
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hash, _ := hex.DecodeString("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")
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logrus.Warn("sending hash")
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hub.NotifierChan <- internal.HeightHash{Height: 1, BlockHash: hash}
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res := <-resCh
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logrus.Info(string(res))
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}
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