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input/script_utils test: add test cases for delayed HTLC sender script

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This commit is contained in:
Johan T. Halseth 2020-03-06 16:11:45 +01:00
parent 8c0deb81c2
commit dc271a80cb
No known key found for this signature in database
GPG Key ID: 15BAADA29DA20D26
1 changed files with 135 additions and 13 deletions
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148
input/script_utils_test.go
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@ -229,13 +229,14 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
bobRecvrSig []byte
)
// genCommitTx generates a commitment tx.
genCommitTx := func() {
// genCommitTx generates a commitment tx where the htlc output requires
// confirmation to be spent according to 'confirmed'.
genCommitTx := func(confirmed bool) {
// Generate the raw HTLC redemption scripts, and its p2wsh
// counterpart.
htlcWitnessScript, err = SenderHTLCScript(
aliceLocalKey, bobLocalKey, revocationKey,
paymentHash[:], false,
paymentHash[:], confirmed,
)
if err != nil {
t.Fatalf("unable to create htlc sender script: %v", err)
@ -258,8 +259,9 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
senderCommitTx.AddTxOut(htlcOutput)
}
// genSweepTx generates a sweep of the senderCommitTx.
genSweepTx := func() {
// genSweepTx generates a sweep of the senderCommitTx, and sets the
// sequence if confirmed is true.
genSweepTx := func(confirmed bool) {
prevOut := &wire.OutPoint{
Hash: senderCommitTx.TxHash(),
Index: 0,
@ -268,6 +270,9 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
sweepTx = wire.NewMsgTx(2)
sweepTx.AddTxIn(wire.NewTxIn(prevOut, nil, nil))
if confirmed {
sweepTx.TxIn[0].Sequence = LockTimeToSequence(false, 1)
}
sweepTx.AddTxOut(
&wire.TxOut{
@ -306,8 +311,8 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
// revoke w/ sig
// TODO(roasbeef): test invalid revoke
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
genCommitTx()
genSweepTx()
genCommitTx(false)
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
@ -329,8 +334,8 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
{
// HTLC with invalid preimage size
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
genCommitTx()
genSweepTx()
genCommitTx(false)
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
@ -355,8 +360,8 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
// HTLC with valid preimage size + sig
// TODO(roasbeef): invalid preimage
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
genCommitTx()
genSweepTx()
genCommitTx(false)
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
@ -375,13 +380,71 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
}),
true,
},
{
// HTLC with valid preimage size + sig, and with
// enforced locktime in HTLC script.
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
// Make a commit tx that needs confirmation for
// HTLC output to be spent.
genCommitTx(true)
// Generate a sweep with the locktime set.
genSweepTx(true)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
PubKey: bobKeyPub,
},
SingleTweak: bobCommitTweak,
WitnessScript: htlcWitnessScript,
Output: htlcOutput,
HashType: txscript.SigHashAll,
SigHashes: sweepTxSigHashes,
InputIndex: 0,
}
return SenderHtlcSpendRedeem(bobSigner, signDesc,
sweepTx, paymentPreimage)
}),
true,
},
{
// HTLC with valid preimage size + sig, but trying to
// spend CSV output without sequence set.
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
// Generate commitment tx with 1 CSV locked
// HTLC.
genCommitTx(true)
// Generate sweep tx that doesn't have locktime
// enabled.
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
PubKey: bobKeyPub,
},
SingleTweak: bobCommitTweak,
WitnessScript: htlcWitnessScript,
Output: htlcOutput,
HashType: txscript.SigHashAll,
SigHashes: sweepTxSigHashes,
InputIndex: 0,
}
return SenderHtlcSpendRedeem(bobSigner, signDesc,
sweepTx, paymentPreimage)
}),
false,
},
{
// valid spend to the transition the state of the HTLC
// output with the second level HTLC timeout
// transaction.
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
genCommitTx()
genSweepTx()
genCommitTx(false)
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
@ -400,6 +463,65 @@ func TestHTLCSenderSpendValidation(t *testing.T) {
}),
true,
},
{
// valid spend to the transition the state of the HTLC
// output with the second level HTLC timeout
// transaction.
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
// Make a commit tx that needs confirmation for
// HTLC output to be spent.
genCommitTx(true)
// Generate a sweep with the locktime set.
genSweepTx(true)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
PubKey: aliceKeyPub,
},
SingleTweak: aliceCommitTweak,
WitnessScript: htlcWitnessScript,
Output: htlcOutput,
HashType: txscript.SigHashAll,
SigHashes: sweepTxSigHashes,
InputIndex: 0,
}
return SenderHtlcSpendTimeout(bobRecvrSig, aliceSigner,
signDesc, sweepTx)
}),
true,
},
{
// valid spend to the transition the state of the HTLC
// output with the second level HTLC timeout
// transaction.
makeWitnessTestCase(t, func() (wire.TxWitness, error) {
// Generate commitment tx with 1 CSV locked
// HTLC.
genCommitTx(true)
// Generate sweep tx that doesn't have locktime
// enabled.
genSweepTx(false)
signDesc := &SignDescriptor{
KeyDesc: keychain.KeyDescriptor{
PubKey: aliceKeyPub,
},
SingleTweak: aliceCommitTweak,
WitnessScript: htlcWitnessScript,
Output: htlcOutput,
HashType: txscript.SigHashAll,
SigHashes: sweepTxSigHashes,
InputIndex: 0,
}
return SenderHtlcSpendTimeout(bobRecvrSig, aliceSigner,
signDesc, sweepTx)
}),
false,
},
}
// TODO(roasbeef): set of cases to ensure able to sign w/ keypath and