lbry.go/dht/message_test.go
2018-04-04 11:43:27 -04:00

140 lines
3.7 KiB
Go

package dht
import (
"encoding/hex"
"net"
"reflect"
"strconv"
"strings"
"testing"
"github.com/davecgh/go-spew/spew"
"github.com/lyoshenka/bencode"
)
func TestBencodeDecodeStoreArgs(t *testing.T) {
blobHash := "3214D6C2F77FCB5E8D5FC07EDAFBA614F031CE8B2EAB49F924F8143F6DFBADE048D918710072FB98AB1B52B58F4E1468"
lbryID := "7CE1B831DEC8689E44F80F547D2DEA171F6A625E1A4FF6C6165E645F953103DABEB068A622203F859C6C64658FD3AA3B"
port := hex.EncodeToString([]byte("3333"))
token := "17C2D8E1E48EF21567FE4AD5C8ED944B798D3B65AB58D0C9122AD6587D1B5FED472EA2CB12284CEFA1C21EFF302322BD"
nodeID := "7CE1B831DEC8689E44F80F547D2DEA171F6A625E1A4FF6C6165E645F953103DABEB068A622203F859C6C64658FD3AA3B"
selfStore := hex.EncodeToString([]byte("1"))
raw := "6C" + // start args list
"3438 3A " + blobHash + // blob hash
"64" + // start value dict
"363A6C6272796964 3438 3A " + lbryID + // lbry id
"343A706F7274 69 " + port + " 65" + // port
"353A746F6B656E 3438 3A " + token + // token
"65" + // end value dict
"3438 3A " + nodeID + // node id
"69 " + selfStore + " 65" + // self store (integer)
"65" // end args list
raw = strings.ToLower(strings.Replace(raw, " ", "", -1))
data, err := hex.DecodeString(raw)
if err != nil {
t.Error(err)
return
}
storeArgs := &storeArgs{}
err = bencode.DecodeBytes(data, storeArgs)
if err != nil {
t.Error(err)
}
if storeArgs.BlobHash.Hex() != strings.ToLower(blobHash) {
t.Error("blob hash mismatch")
}
if storeArgs.Value.LbryID.Hex() != strings.ToLower(lbryID) {
t.Error("lbryid mismatch")
}
if hex.EncodeToString([]byte(strconv.Itoa(storeArgs.Value.Port))) != port {
t.Error("port mismatch")
}
if hex.EncodeToString([]byte(storeArgs.Value.Token)) != strings.ToLower(token) {
t.Error("token mismatch")
}
if storeArgs.NodeID.Hex() != strings.ToLower(nodeID) {
t.Error("node id mismatch")
}
if !storeArgs.SelfStore {
t.Error("selfStore mismatch")
}
reencoded, err := bencode.EncodeBytes(storeArgs)
if err != nil {
t.Error(err)
} else if !reflect.DeepEqual(reencoded, data) {
t.Error("reencoded data does not match original")
spew.Dump(reencoded, data)
}
}
func TestBencodeFindNodesResponse(t *testing.T) {
res := Response{
ID: newMessageID(),
NodeID: newRandomBitmap(),
FindNodeData: []Node{
{id: newRandomBitmap(), ip: net.IPv4(1, 2, 3, 4).To4(), port: 5678},
{id: newRandomBitmap(), ip: net.IPv4(4, 3, 2, 1).To4(), port: 8765},
},
}
encoded, err := bencode.EncodeBytes(res)
if err != nil {
t.Fatal(err)
}
var res2 Response
err = bencode.DecodeBytes(encoded, &res2)
if err != nil {
t.Fatal(err)
}
compareResponses(t, res, res2)
}
func TestBencodeFindValueResponse(t *testing.T) {
res := Response{
ID: newMessageID(),
NodeID: newRandomBitmap(),
FindValueKey: newRandomBitmap().RawString(),
FindNodeData: []Node{
{id: newRandomBitmap(), ip: net.IPv4(1, 2, 3, 4).To4(), port: 5678},
},
}
encoded, err := bencode.EncodeBytes(res)
if err != nil {
t.Fatal(err)
}
var res2 Response
err = bencode.DecodeBytes(encoded, &res2)
if err != nil {
t.Fatal(err)
}
compareResponses(t, res, res2)
}
func compareResponses(t *testing.T, res, res2 Response) {
if res.ID != res2.ID {
t.Errorf("expected ID %s, got %s", res.ID, res2.ID)
}
if !res.NodeID.Equals(res2.NodeID) {
t.Errorf("expected NodeID %s, got %s", res.NodeID.Hex(), res2.NodeID.Hex())
}
if res.Data != res2.Data {
t.Errorf("expected Data %s, got %s", res.Data, res2.Data)
}
if res.FindValueKey != res2.FindValueKey {
t.Errorf("expected FindValueKey %s, got %s", res.FindValueKey, res2.FindValueKey)
}
if !reflect.DeepEqual(res.FindNodeData, res2.FindNodeData) {
t.Errorf("expected FindNodeData %s, got %s", spew.Sdump(res.FindNodeData), spew.Sdump(res2.FindNodeData))
}
}