op-geth/swarm/network/hive_test.go

118 lines
3.0 KiB
Go

// Copyright 2016 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/>.
package network
import (
"io/ioutil"
"log"
"os"
"testing"
p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
"github.com/ethereum/go-ethereum/swarm/state"
)
func newHiveTester(t *testing.T, params *HiveParams, n int, store state.Store) (*bzzTester, *Hive) {
// setup
addr := RandomAddr() // tested peers peer address
to := NewKademlia(addr.OAddr, NewKadParams())
pp := NewHive(params, to, store) // hive
return newBzzBaseTester(t, n, addr, DiscoverySpec, pp.Run), pp
}
func TestRegisterAndConnect(t *testing.T) {
params := NewHiveParams()
s, pp := newHiveTester(t, params, 1, nil)
node := s.Nodes[0]
raddr := NewAddr(node)
pp.Register(raddr)
// start the hive and wait for the connection
err := pp.Start(s.Server)
if err != nil {
t.Fatal(err)
}
defer pp.Stop()
// retrieve and broadcast
err = s.TestDisconnected(&p2ptest.Disconnect{
Peer: s.Nodes[0].ID(),
Error: nil,
})
if err == nil || err.Error() != "timed out waiting for peers to disconnect" {
t.Fatalf("expected peer to connect")
}
}
func TestHiveStatePersistance(t *testing.T) {
log.SetOutput(os.Stdout)
dir, err := ioutil.TempDir("", "hive_test_store")
if err != nil {
panic(err)
}
defer os.RemoveAll(dir)
store, err := state.NewDBStore(dir) //start the hive with an empty dbstore
if err != nil {
t.Fatal(err)
}
params := NewHiveParams()
s, pp := newHiveTester(t, params, 5, store)
peers := make(map[string]bool)
for _, node := range s.Nodes {
raddr := NewAddr(node)
pp.Register(raddr)
peers[raddr.String()] = true
}
// start the hive and wait for the connection
err = pp.Start(s.Server)
if err != nil {
t.Fatal(err)
}
pp.Stop()
store.Close()
persistedStore, err := state.NewDBStore(dir) //start the hive with an empty dbstore
if err != nil {
t.Fatal(err)
}
s1, pp := newHiveTester(t, params, 1, persistedStore)
//start the hive and wait for the connection
pp.Start(s1.Server)
i := 0
pp.Kademlia.EachAddr(nil, 256, func(addr *BzzAddr, po int, nn bool) bool {
delete(peers, addr.String())
i++
return true
})
if i != 5 {
t.Errorf("invalid number of entries: got %v, want %v", i, 5)
}
if len(peers) != 0 {
t.Fatalf("%d peers left over: %v", len(peers), peers)
}
}