ceremonyclient/go-libp2p-blossomsub/pubsub_test.go
2024-10-12 11:48:25 -07:00

100 lines
2.6 KiB
Go

package blossomsub
import (
"context"
"crypto/rand"
"testing"
"time"
"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
)
// See https://source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/issues/426
func TestPubSubRemovesBlacklistedPeer(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
hosts := getDefaultHosts(t, 2)
bl := NewMapBlacklist()
psubs0 := getBlossomSub(ctx, hosts[0])
psubs1 := getBlossomSub(ctx, hosts[1], WithBlacklist(bl))
connect(t, hosts[0], hosts[1])
// Bad peer is blacklisted after it has connected.
// Calling p.BlacklistPeer directly does the right thing but we should also clean
// up the peer if it has been added the the blacklist by another means.
bl.Add(hosts[0].ID())
bitmasks, err := psubs0.Join([]byte{0x01, 0x00})
if err != nil {
t.Fatal(err)
}
_, err = psubs0.Subscribe([]byte{0x01, 0x00})
if err != nil {
t.Fatal(err)
}
sub1, err := psubs1.Subscribe([]byte{0x01, 0x00})
if err != nil {
t.Fatal(err)
}
time.Sleep(time.Millisecond * 100)
bitmasks[0].Publish(ctx, []byte{0x01, 0x00}, []byte("message"))
wctx, cancel2 := context.WithTimeout(ctx, 1*time.Second)
defer cancel2()
_, _ = sub1[0].Next(wctx)
// Explicitly cancel context so PubSub cleans up peer channels.
// Issue 426 reports a panic due to a peer channel being closed twice.
cancel()
time.Sleep(time.Millisecond * 100)
}
func TestSliceBitmask(t *testing.T) {
fullVector := []byte{
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
}
partialVector := []byte{
0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x04, 0x03, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
}
outputs := SliceBitmask(fullVector)
if len(outputs) != 256 {
t.Fatalf("output length mismatch: %d, expected %d", len(outputs), 256)
}
outputs = SliceBitmask(partialVector)
if len(outputs) != 4 {
t.Fatalf("output length mismatch: %d, expected %d", len(outputs), 4)
}
}
func TestDefaultMsgIdFn(t *testing.T) {
for i := 0; i < 10; i++ {
data := make([]byte, 1024)
rand.Read(data)
// for v2, prepends 0x01
out := DefaultMsgIdFn(&pb.Message{
Data: data,
})
if len(out) != 33 {
t.Fatalf("length mismatch for msg id fn: %d, expected %d\n", len(out), 33)
}
if out[0] != 0x01 {
t.Fatalf("missing prefix byte for msg id fn: %x, expected %x\n", out[:1], []byte{0x01})
}
}
}