kubo/exchange/bitswap/testnet/network_test.go
Steven Allen 3eba14aa24 gx update
Updates:

* go-kad-dht: Query performance improvements, DHT client fixes, validates
  records on *local* put.
* go-libp2p-swarm/go-libp2p-transport: Timeout improvements.
* go-multiaddr-net: Exposes useful Conn methods (CloseWrite, CloseRead, etc.)
* go-log: fixes possible panic when enabling/disabling events.
* go-multiaddr: fixes possible panic when stringifying malformed multiaddrs,
  adds support for consuming /p2p/ multiaddrs.

fixes #5113
unblocks #4895

License: MIT
Signed-off-by: Steven Allen <steven@stebalien.com>
2018-06-26 17:11:33 -07:00

99 lines
2.5 KiB
Go

package bitswap
import (
"context"
"sync"
"testing"
bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
bsnet "github.com/ipfs/go-ipfs/exchange/bitswap/network"
delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
blocks "gx/ipfs/QmTRCUvZLiir12Qr6MV3HKfKMHX8Nf1Vddn6t2g5nsQSb9/go-block-format"
mockrouting "gx/ipfs/QmWLQyLU7yopJnwMvpHM5VSMG4xmbKgcq6P246mDy9xy5E/go-ipfs-routing/mock"
testutil "gx/ipfs/QmcW4FGAt24fdK1jBgWQn3yP4R9ZLyWQqjozv9QK7epRhL/go-testutil"
peer "gx/ipfs/QmdVrMn1LhB4ybb8hMVaMLXnA8XRSewMnK6YqXKXoTcRvN/go-libp2p-peer"
)
func TestSendMessageAsyncButWaitForResponse(t *testing.T) {
net := VirtualNetwork(mockrouting.NewServer(), delay.Fixed(0))
responderPeer := testutil.RandIdentityOrFatal(t)
waiter := net.Adapter(testutil.RandIdentityOrFatal(t))
responder := net.Adapter(responderPeer)
var wg sync.WaitGroup
wg.Add(1)
expectedStr := "received async"
responder.SetDelegate(lambda(func(
ctx context.Context,
fromWaiter peer.ID,
msgFromWaiter bsmsg.BitSwapMessage) {
msgToWaiter := bsmsg.New(true)
msgToWaiter.AddBlock(blocks.NewBlock([]byte(expectedStr)))
waiter.SendMessage(ctx, fromWaiter, msgToWaiter)
}))
waiter.SetDelegate(lambda(func(
ctx context.Context,
fromResponder peer.ID,
msgFromResponder bsmsg.BitSwapMessage) {
// TODO assert that this came from the correct peer and that the message contents are as expected
ok := false
for _, b := range msgFromResponder.Blocks() {
if string(b.RawData()) == expectedStr {
wg.Done()
ok = true
}
}
if !ok {
t.Fatal("Message not received from the responder")
}
}))
messageSentAsync := bsmsg.New(true)
messageSentAsync.AddBlock(blocks.NewBlock([]byte("data")))
errSending := waiter.SendMessage(
context.Background(), responderPeer.ID(), messageSentAsync)
if errSending != nil {
t.Fatal(errSending)
}
wg.Wait() // until waiter delegate function is executed
}
type receiverFunc func(ctx context.Context, p peer.ID,
incoming bsmsg.BitSwapMessage)
// lambda returns a Receiver instance given a receiver function
func lambda(f receiverFunc) bsnet.Receiver {
return &lambdaImpl{
f: f,
}
}
type lambdaImpl struct {
f func(ctx context.Context, p peer.ID, incoming bsmsg.BitSwapMessage)
}
func (lam *lambdaImpl) ReceiveMessage(ctx context.Context,
p peer.ID, incoming bsmsg.BitSwapMessage) {
lam.f(ctx, p, incoming)
}
func (lam *lambdaImpl) ReceiveError(err error) {
// TODO log error
}
func (lam *lambdaImpl) PeerConnected(p peer.ID) {
// TODO
}
func (lam *lambdaImpl) PeerDisconnected(peer.ID) {
// TODO
}