package channeldb import ( "bytes" "net" "testing" "time" "github.com/btcsuite/btcd/btcec" "github.com/btcsuite/btcd/wire" ) func TestLinkNodeEncodeDecode(t *testing.T) { t.Parallel() cdb, cleanUp, err := makeTestDB() if err != nil { t.Fatalf("unable to make test database: %v", err) } defer cleanUp() // First we'll create some initial data to use for populating our test // LinkNode instances. _, pub1 := btcec.PrivKeyFromBytes(btcec.S256(), key[:]) _, pub2 := btcec.PrivKeyFromBytes(btcec.S256(), rev[:]) addr1, err := net.ResolveTCPAddr("tcp", "10.0.0.1:9000") if err != nil { t.Fatalf("unable to create test addr: %v", err) } addr2, err := net.ResolveTCPAddr("tcp", "10.0.0.2:9000") if err != nil { t.Fatalf("unable to create test addr: %v", err) } // Create two fresh link node instances with the above dummy data, then // fully sync both instances to disk. node1 := cdb.NewLinkNode(wire.MainNet, pub1, addr1) node2 := cdb.NewLinkNode(wire.TestNet3, pub2, addr2) if err := node1.Sync(); err != nil { t.Fatalf("unable to sync node: %v", err) } if err := node2.Sync(); err != nil { t.Fatalf("unable to sync node: %v", err) } // Fetch all current link nodes from the database, they should exactly // match the two created above. originalNodes := []*LinkNode{node2, node1} linkNodes, err := cdb.FetchAllLinkNodes() if err != nil { t.Fatalf("unable to fetch nodes: %v", err) } for i, node := range linkNodes { if originalNodes[i].Network != node.Network { t.Fatalf("node networks don't match: expected %v, got %v", originalNodes[i].Network, node.Network) } originalPubkey := originalNodes[i].IdentityPub.SerializeCompressed() dbPubkey := node.IdentityPub.SerializeCompressed() if !bytes.Equal(originalPubkey, dbPubkey) { t.Fatalf("node pubkeys don't match: expected %x, got %x", originalPubkey, dbPubkey) } if originalNodes[i].LastSeen.Unix() != node.LastSeen.Unix() { t.Fatalf("last seen timestamps don't match: expected %v got %v", originalNodes[i].LastSeen.Unix(), node.LastSeen.Unix()) } if originalNodes[i].Addresses[0].String() != node.Addresses[0].String() { t.Fatalf("addresses don't match: expected %v, got %v", originalNodes[i].Addresses, node.Addresses) } } // Next, we'll exercise the methods to append additional IP // addresses, and also to update the last seen time. if err := node1.UpdateLastSeen(time.Now()); err != nil { t.Fatalf("unable to update last seen: %v", err) } if err := node1.AddAddress(addr2); err != nil { t.Fatalf("unable to update addr: %v", err) } // Fetch the same node from the database according to its public key. node1DB, err := cdb.FetchLinkNode(pub1) if err != nil { t.Fatalf("unable to find node: %v", err) } // Both the last seen timestamp and the list of reachable addresses for // the node should be updated. if node1DB.LastSeen.Unix() != node1.LastSeen.Unix() { t.Fatalf("last seen timestamps don't match: expected %v got %v", node1.LastSeen.Unix(), node1DB.LastSeen.Unix()) } if len(node1DB.Addresses) != 2 { t.Fatalf("wrong length for node1 addresses: expected %v, got %v", 2, len(node1DB.Addresses)) } if node1DB.Addresses[0].String() != addr1.String() { t.Fatalf("wrong address for node: expected %v, got %v", addr1.String(), node1DB.Addresses[0].String()) } if node1DB.Addresses[1].String() != addr2.String() { t.Fatalf("wrong address for node: expected %v, got %v", addr2.String(), node1DB.Addresses[1].String()) } }