lnd.xprv/sweep/txgenerator_test.go

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package sweep
import (
"testing"
"github.com/btcsuite/btcd/chaincfg/chainhash"
"github.com/btcsuite/btcd/wire"
"github.com/lightningnetwork/lnd/input"
)
var (
witnessTypes = []input.WitnessType{
input.CommitmentTimeLock,
input.HtlcAcceptedSuccessSecondLevel,
input.HtlcOfferedRemoteTimeout,
input.WitnessKeyHash,
}
expectedWeight = int64(1463)
expectedSummary = "0000000000000000000000000000000000000000000000000000000000000000:10 (CommitmentTimeLock), " +
"0000000000000000000000000000000000000000000000000000000000000001:11 (HtlcAcceptedSuccessSecondLevel), " +
"0000000000000000000000000000000000000000000000000000000000000002:12 (HtlcOfferedRemoteTimeout), " +
"0000000000000000000000000000000000000000000000000000000000000003:13 (WitnessKeyHash)"
)
// TestWeightEstimate tests that the estimated weight and number of CSVs/CLTVs
// used is correct for a transaction that uses inputs with the witness types
// defined in witnessTypes.
func TestWeightEstimate(t *testing.T) {
t.Parallel()
var inputs []input.Input
for i, witnessType := range witnessTypes {
inputs = append(inputs, input.NewBaseInput(
&wire.OutPoint{
Hash: chainhash.Hash{byte(i)},
Index: uint32(i) + 10,
}, witnessType,
&input.SignDescriptor{}, 0,
))
}
_, weight := getWeightEstimate(inputs)
if weight != expectedWeight {
t.Fatalf("unexpected weight. expected %d but got %d.",
expectedWeight, weight)
}
summary := inputTypeSummary(inputs)
if summary != expectedSummary {
t.Fatalf("unexpected summary. expected %s but got %s.",
expectedSummary, summary)
}
}