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lntest: make buildRoute method on mppTestContext

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This will be reused by the amp itest.
This commit is contained in:
Conner Fromknecht 2021-03-24 19:53:26 -07:00
parent 352ce10658
commit 888af51ab4
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GPG Key ID: E7D737B67FA592C7
1 changed files with 32 additions and 31 deletions
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63
lntest/itest/lnd_mpp_test.go
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@ -74,36 +74,6 @@ func testSendToRouteMultiPath(net *lntest.NetworkHarness, t *harnessTest) {
payAddr := decodeResp.PaymentAddr
// Helper function for Alice to build a route from pubkeys.
buildRoute := func(amt btcutil.Amount, hops []*lntest.HarnessNode) (
*lnrpc.Route, error) {
rpcHops := make([][]byte, 0, len(hops))
for _, hop := range hops {
k := hop.PubKeyStr
pubkey, err := route.NewVertexFromStr(k)
if err != nil {
return nil, fmt.Errorf("error parsing %v: %v",
k, err)
}
rpcHops = append(rpcHops, pubkey[:])
}
req := &routerrpc.BuildRouteRequest{
AmtMsat: int64(amt * 1000),
FinalCltvDelta: chainreg.DefaultBitcoinTimeLockDelta,
HopPubkeys: rpcHops,
}
ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
routeResp, err := net.Alice.RouterClient.BuildRoute(ctxt, req)
if err != nil {
return nil, err
}
return routeResp.Route, nil
}
// We'll send shards along three routes from Alice.
sendRoutes := [][]*lntest.HarnessNode{
{ctx.carol, ctx.bob},
@ -114,7 +84,7 @@ func testSendToRouteMultiPath(net *lntest.NetworkHarness, t *harnessTest) {
responses := make(chan *lnrpc.HTLCAttempt, len(sendRoutes))
for _, hops := range sendRoutes {
// Build a route for the specified hops.
r, err := buildRoute(shardAmt, hops)
r, err := ctx.buildRoute(ctxb, shardAmt, net.Alice, hops)
if err != nil {
t.Fatalf("unable to build route: %v", err)
}
@ -394,3 +364,34 @@ func (c *mppTestContext) waitForChannels() {
}
}
}
// Helper function for Alice to build a route from pubkeys.
func (c *mppTestContext) buildRoute(ctxb context.Context, amt btcutil.Amount,
sender *lntest.HarnessNode, hops []*lntest.HarnessNode) (*lnrpc.Route,
error) {
rpcHops := make([][]byte, 0, len(hops))
for _, hop := range hops {
k := hop.PubKeyStr
pubkey, err := route.NewVertexFromStr(k)
if err != nil {
return nil, fmt.Errorf("error parsing %v: %v",
k, err)
}
rpcHops = append(rpcHops, pubkey[:])
}
req := &routerrpc.BuildRouteRequest{
AmtMsat: int64(amt * 1000),
FinalCltvDelta: chainreg.DefaultBitcoinTimeLockDelta,
HopPubkeys: rpcHops,
}
ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
routeResp, err := sender.RouterClient.BuildRoute(ctxt, req)
if err != nil {
return nil, err
}
return routeResp.Route, nil
}