prysm-pulse/beacon-chain/sync/rpc_goodbye_test.go

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package sync
import (
"context"
"sync"
"testing"
"time"
"github.com/libp2p/go-libp2p-core/network"
"github.com/libp2p/go-libp2p-core/protocol"
db "github.com/prysmaticlabs/prysm/beacon-chain/db/testing"
p2ptest "github.com/prysmaticlabs/prysm/beacon-chain/p2p/testing"
"github.com/prysmaticlabs/prysm/shared/testutil"
)
func TestGoodByeRPCHandler_Disconnects_With_Peer(t *testing.T) {
p1 := p2ptest.NewTestP2P(t)
p2 := p2ptest.NewTestP2P(t)
p1.Connect(p2)
if len(p1.Host.Network().Peers()) != 1 {
t.Error("Expected peers to be connected")
}
// Set up a head state in the database with data we expect.
d := db.SetupDB(t)
defer db.TeardownDB(t, d)
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r := &Service{
db: d,
p2p: p1,
}
// Setup streams
pcl := protocol.ID("/testing")
var wg sync.WaitGroup
wg.Add(1)
p2.Host.SetStreamHandler(pcl, func(stream network.Stream) {
defer wg.Done()
expectResetStream(t, r, stream)
})
stream1, err := p1.Host.NewStream(context.Background(), p2.Host.ID(), pcl)
if err != nil {
t.Fatal(err)
}
failureCode := codeClientShutdown
err = r.goodbyeRPCHandler(context.Background(), &failureCode, stream1)
if err != nil {
t.Errorf("Unxpected error: %v", err)
}
if testutil.WaitTimeout(&wg, 1*time.Second) {
t.Fatal("Did not receive stream within 1 sec")
}
conns := p1.Host.Network().ConnsToPeer(p1.Host.ID())
if len(conns) > 0 {
t.Error("Peer is still not disconnected despite sending a goodbye message")
}
}