go-waku/waku/v2/protocol/lightpush/waku_lightpush_test.go

153 lines
4.5 KiB
Go

package lightpush
import (
"context"
"crypto/rand"
"sync"
"testing"
"time"
"github.com/libp2p/go-libp2p/core/host"
"github.com/libp2p/go-libp2p/core/peerstore"
"github.com/prometheus/client_golang/prometheus"
"github.com/stretchr/testify/require"
"github.com/waku-org/go-waku/tests"
"github.com/waku-org/go-waku/waku/v2/protocol"
"github.com/waku-org/go-waku/waku/v2/protocol/lightpush/pb"
"github.com/waku-org/go-waku/waku/v2/protocol/relay"
"github.com/waku-org/go-waku/waku/v2/timesource"
"github.com/waku-org/go-waku/waku/v2/utils"
)
func makeWakuRelay(t *testing.T, topic string) (*relay.WakuRelay, *relay.Subscription, host.Host) {
port, err := tests.FindFreePort(t, "", 5)
require.NoError(t, err)
host, err := tests.MakeHost(context.Background(), port, rand.Reader)
require.NoError(t, err)
b := relay.NewBroadcaster(10)
require.NoError(t, b.Start(context.Background()))
relay := relay.NewWakuRelay(b, 0, timesource.NewDefaultClock(), prometheus.DefaultRegisterer, utils.Logger())
relay.SetHost(host)
require.NoError(t, err)
err = relay.Start(context.Background())
require.NoError(t, err)
sub, err := relay.SubscribeToTopic(context.Background(), topic)
require.NoError(t, err)
return relay, sub, host
}
// Node1: Relay
// Node2: Relay+Lightpush
// Client that will lightpush a message
//
// Node1 and Node 2 are peers
// Client and Node 2 are peers
// Client will use lightpush request, sending the message to Node2
//
// Client send a successful message using lightpush
// Node2 receive the message and broadcast it
// Node1 receive the message
func TestWakuLightPush(t *testing.T) {
testTopic := "/waku/2/go/lightpush/test"
node1, sub1, host1 := makeWakuRelay(t, testTopic)
defer node1.Stop()
defer sub1.Unsubscribe()
node2, sub2, host2 := makeWakuRelay(t, testTopic)
defer node2.Stop()
defer sub2.Unsubscribe()
ctx := context.Background()
lightPushNode2 := NewWakuLightPush(node2, nil, prometheus.DefaultRegisterer, utils.Logger())
lightPushNode2.SetHost(host2)
err := lightPushNode2.Start(ctx)
require.NoError(t, err)
defer lightPushNode2.Stop()
port, err := tests.FindFreePort(t, "", 5)
require.NoError(t, err)
clientHost, err := tests.MakeHost(context.Background(), port, rand.Reader)
require.NoError(t, err)
client := NewWakuLightPush(nil, nil, prometheus.DefaultRegisterer, utils.Logger())
client.SetHost(clientHost)
host2.Peerstore().AddAddr(host1.ID(), tests.GetHostAddress(host1), peerstore.PermanentAddrTTL)
err = host2.Peerstore().AddProtocols(host1.ID(), relay.WakuRelayID_v200)
require.NoError(t, err)
err = host2.Connect(ctx, host2.Peerstore().PeerInfo(host1.ID()))
require.NoError(t, err)
clientHost.Peerstore().AddAddr(host2.ID(), tests.GetHostAddress(host2), peerstore.PermanentAddrTTL)
err = clientHost.Peerstore().AddProtocols(host2.ID(), LightPushID_v20beta1)
require.NoError(t, err)
msg1 := tests.CreateWakuMessage("test1", utils.GetUnixEpoch())
msg2 := tests.CreateWakuMessage("test2", utils.GetUnixEpoch())
req := new(pb.PushRequest)
req.Message = msg1
req.PubsubTopic = string(testTopic)
// Wait for the mesh connection to happen between node1 and node2
time.Sleep(2 * time.Second)
var wg sync.WaitGroup
wg.Add(1)
go func() {
defer wg.Done()
<-sub1.Ch
<-sub1.Ch
}()
wg.Add(1)
go func() {
defer wg.Done()
<-sub2.Ch
<-sub2.Ch
}()
// Verifying successful request
resp, err := client.request(ctx, req)
require.NoError(t, err)
require.True(t, resp.IsSuccess)
// Checking that msg hash is correct
hash, err := client.PublishToTopic(ctx, msg2, testTopic)
require.NoError(t, err)
require.Equal(t, protocol.NewEnvelope(msg2, utils.GetUnixEpoch(), string(testTopic)).Hash(), hash)
wg.Wait()
}
func TestWakuLightPushStartWithoutRelay(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
clientHost, err := tests.MakeHost(context.Background(), 0, rand.Reader)
require.NoError(t, err)
client := NewWakuLightPush(nil, nil, prometheus.DefaultRegisterer, utils.Logger())
client.SetHost(clientHost)
err = client.Start(ctx)
require.Errorf(t, err, "relay is required")
}
func TestWakuLightPushNoPeers(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
testTopic := "abc"
clientHost, err := tests.MakeHost(context.Background(), 0, rand.Reader)
require.NoError(t, err)
client := NewWakuLightPush(nil, nil, prometheus.DefaultRegisterer, utils.Logger())
client.SetHost(clientHost)
_, err = client.PublishToTopic(ctx, tests.CreateWakuMessage("test", utils.GetUnixEpoch()), testTopic)
require.Errorf(t, err, "no suitable remote peers")
}