tendermint/p2p/listener_test.go
Ethan Buchman 1c018d3fd2 p2p: external address
* new config option for external address to advertise
* if blank, defaults to best guess from listener
* if laddr ip address is also blank, default to IPv4
2018-07-02 12:44:48 -04:00

52 lines
1016 B
Go

package p2p
import (
"bytes"
"testing"
"github.com/tendermint/tendermint/config"
"github.com/tendermint/tendermint/libs/log"
)
func TestListener(t *testing.T) {
// Create a listener
cfg := &config.P2PConfig{
ListenAddress: "tcp://:8001",
}
l := NewDefaultListener(cfg, log.TestingLogger())
// Dial the listener
lAddr := l.ExternalAddress()
connOut, err := lAddr.Dial()
if err != nil {
t.Fatalf("Could not connect to listener address %v", lAddr)
} else {
t.Logf("Created a connection to listener address %v", lAddr)
}
connIn, ok := <-l.Connections()
if !ok {
t.Fatalf("Could not get inbound connection from listener")
}
msg := []byte("hi!")
go func() {
_, err := connIn.Write(msg)
if err != nil {
t.Error(err)
}
}()
b := make([]byte, 32)
n, err := connOut.Read(b)
if err != nil {
t.Fatalf("Error reading off connection: %v", err)
}
b = b[:n]
if !bytes.Equal(msg, b) {
t.Fatalf("Got %s, expected %s", b, msg)
}
// Close the server, no longer needed.
l.Stop()
}