go-ethereum/eth/protocols/eth/peer_test.go
vdwijden b0d44338bb
eth: implement eth/68 (#25980)
* eth: implement eth/68

* eth/protocols/eth: added tx size to announcement

* eth/protocols/eth: check equal lengths on receiving announcement

* eth/protocols/eth: add +1 to tx size because of the type byte

* eth: happy lint, add eth68 tests, enable eth68

* eth: various nitpick fixes on eth/68

* eth/protocols/eth: fix announced tx size wrt type byte

Co-authored-by: MariusVanDerWijden <m.vanderwijden@live.de>
Co-authored-by: Péter Szilágyi <peterke@gmail.com>
2022-10-31 16:23:26 +02:00

91 lines
2.5 KiB
Go

// Copyright 2020 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// This file contains some shares testing functionality, common to multiple
// different files and modules being tested.
package eth
import (
"crypto/rand"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/enode"
)
// testPeer is a simulated peer to allow testing direct network calls.
type testPeer struct {
*Peer
net p2p.MsgReadWriter // Network layer reader/writer to simulate remote messaging
app *p2p.MsgPipeRW // Application layer reader/writer to simulate the local side
}
// newTestPeer creates a new peer registered at the given data backend.
func newTestPeer(name string, version uint, backend Backend) (*testPeer, <-chan error) {
// Create a message pipe to communicate through
app, net := p2p.MsgPipe()
// Start the peer on a new thread
var id enode.ID
rand.Read(id[:])
peer := NewPeer(version, p2p.NewPeer(id, name, nil), net, backend.TxPool())
errc := make(chan error, 1)
go func() {
defer app.Close()
errc <- backend.RunPeer(peer, func(peer *Peer) error {
return Handle(backend, peer)
})
}()
return &testPeer{app: app, net: net, Peer: peer}, errc
}
// close terminates the local side of the peer, notifying the remote protocol
// manager of termination.
func (p *testPeer) close() {
p.Peer.Close()
p.app.Close()
}
func TestPeerSet(t *testing.T) {
size := 5
s := newKnownCache(size)
// add 10 items
for i := 0; i < size*2; i++ {
s.Add(common.Hash{byte(i)})
}
if s.Cardinality() != size {
t.Fatalf("wrong size, expected %d but found %d", size, s.Cardinality())
}
vals := []common.Hash{}
for i := 10; i < 20; i++ {
vals = append(vals, common.Hash{byte(i)})
}
// add item in batch
s.Add(vals...)
if s.Cardinality() < size {
t.Fatalf("bad size")
}
}