ceremonyclient/go-libp2p/core/peer/addrinfo_test.go

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Go
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2023-08-21 03:50:38 +00:00
package peer_test
import (
"testing"
ma "github.com/multiformats/go-multiaddr"
. "github.com/libp2p/go-libp2p/core/peer"
)
var (
testID ID
maddrFull, maddrTpt, maddrPeer ma.Multiaddr
)
func init() {
var err error
testID, err = Decode("QmS3zcG7LhYZYSJMhyRZvTddvbNUqtt8BJpaSs6mi1K5Va")
if err != nil {
panic(err)
}
maddrPeer = ma.StringCast("/p2p/" + Encode(testID))
maddrTpt = ma.StringCast("/ip4/127.0.0.1/tcp/1234")
maddrFull = maddrTpt.Encapsulate(maddrPeer)
}
func TestSplitAddr(t *testing.T) {
tpt, id := SplitAddr(maddrFull)
if !tpt.Equal(maddrTpt) {
t.Fatal("expected transport")
}
if id != testID {
t.Fatalf("%s != %s", id, testID)
}
tpt, id = SplitAddr(maddrPeer)
if tpt != nil {
t.Fatal("expected no transport")
}
if id != testID {
t.Fatalf("%s != %s", id, testID)
}
tpt, id = SplitAddr(maddrTpt)
if !tpt.Equal(maddrTpt) {
t.Fatal("expected a transport")
}
if id != "" {
t.Fatal("expected no peer ID")
}
}
func TestAddrInfoFromP2pAddr(t *testing.T) {
ai, err := AddrInfoFromP2pAddr(maddrFull)
if err != nil {
t.Fatal(err)
}
if len(ai.Addrs) != 1 || !ai.Addrs[0].Equal(maddrTpt) {
t.Fatal("expected transport")
}
if ai.ID != testID {
t.Fatalf("%s != %s", ai.ID, testID)
}
ai, err = AddrInfoFromP2pAddr(maddrPeer)
if err != nil {
t.Fatal(err)
}
if len(ai.Addrs) != 0 {
t.Fatal("expected transport")
}
if ai.ID != testID {
t.Fatalf("%s != %s", ai.ID, testID)
}
_, err = AddrInfoFromP2pAddr(maddrTpt)
if err != ErrInvalidAddr {
t.Fatalf("wrong error: %s", err)
}
}
func TestAddrInfosFromP2pAddrs(t *testing.T) {
infos, err := AddrInfosFromP2pAddrs()
if err != nil {
t.Fatal(err)
}
if len(infos) != 0 {
t.Fatal("expected no addrs")
}
if _, err = AddrInfosFromP2pAddrs(nil); err == nil {
t.Fatal("expected nil multiaddr to fail")
}
addrs := []ma.Multiaddr{
ma.StringCast("/ip4/128.199.219.111/tcp/4001/ipfs/QmSoLV4Bbm51jM9C4gDYZQ9Cy3U6aXMJDAbzgu2fzaDs64"),
ma.StringCast("/ip4/104.236.76.40/tcp/4001/ipfs/QmSoLV4Bbm51jM9C4gDYZQ9Cy3U6aXMJDAbzgu2fzaDs64"),
ma.StringCast("/ipfs/QmSoLer265NRgSp2LA3dPaeykiS1J6DifTC88f5uVQKNAd"),
ma.StringCast("/ip4/178.62.158.247/tcp/4001/ipfs/QmSoLer265NRgSp2LA3dPaeykiS1J6DifTC88f5uVQKNAd"),
ma.StringCast("/ipfs/QmSoLPppuBtQSGwKDZT2M73ULpjvfd3aZ6ha4oFGL1KrGM"),
}
expected := map[string][]ma.Multiaddr{
"QmSoLV4Bbm51jM9C4gDYZQ9Cy3U6aXMJDAbzgu2fzaDs64": {
ma.StringCast("/ip4/128.199.219.111/tcp/4001"),
ma.StringCast("/ip4/104.236.76.40/tcp/4001"),
},
"QmSoLer265NRgSp2LA3dPaeykiS1J6DifTC88f5uVQKNAd": {
ma.StringCast("/ip4/178.62.158.247/tcp/4001"),
},
"QmSoLPppuBtQSGwKDZT2M73ULpjvfd3aZ6ha4oFGL1KrGM": nil,
}
infos, err = AddrInfosFromP2pAddrs(addrs...)
if err != nil {
t.Fatal(err)
}
for _, info := range infos {
exaddrs, ok := expected[info.ID.Pretty()]
if !ok {
t.Fatalf("didn't expect peer %s", info.ID)
}
if len(info.Addrs) != len(exaddrs) {
t.Fatalf("got %d addrs, expected %d", len(info.Addrs), len(exaddrs))
}
// AddrInfosFromP2pAddrs preserves order. I'd like to keep this
// guarantee for now.
for i, addr := range info.Addrs {
if !exaddrs[i].Equal(addr) {
t.Fatalf("expected %s, got %s", exaddrs[i], addr)
}
}
delete(expected, info.ID.Pretty())
}
}
func TestAddrInfoJSON(t *testing.T) {
ai := AddrInfo{ID: testID, Addrs: []ma.Multiaddr{maddrFull}}
out, err := ai.MarshalJSON()
if err != nil {
t.Fatal(err)
}
var addrInfo AddrInfo
if err := addrInfo.UnmarshalJSON(out); err != nil {
t.Fatal(err)
}
if addrInfo.ID != testID {
t.Fatalf("expected ID to equal %s, got %s", testID.Pretty(), addrInfo.ID.Pretty())
}
if len(addrInfo.Addrs) != 1 || !addrInfo.Addrs[0].Equal(maddrFull) {
t.Fatalf("expected addrs to match %v, got %v", maddrFull, addrInfo.Addrs)
}
}