9e012ecc93
This commit is a step to split the lnwallet package. It puts the Input interface and implementations in a separate package along with all their dependencies from lnwallet.
1105 lines
28 KiB
Go
1105 lines
28 KiB
Go
// +build !rpctest
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package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"math"
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"os"
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"reflect"
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"runtime/pprof"
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"sync"
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"testing"
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"time"
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"github.com/btcsuite/btcd/btcec"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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"github.com/btcsuite/btcd/txscript"
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"github.com/btcsuite/btcd/wire"
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"github.com/btcsuite/btcutil"
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"github.com/lightningnetwork/lnd/channeldb"
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"github.com/lightningnetwork/lnd/input"
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"github.com/lightningnetwork/lnd/lnwallet"
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"github.com/lightningnetwork/lnd/sweep"
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)
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var (
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outPoints = []wire.OutPoint{
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{
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Hash: [chainhash.HashSize]byte{
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0x51, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
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0x48, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
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0x2d, 0xe7, 0x93, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
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0x1f, 0xb, 0x4c, 0xf9, 0x9e, 0xc5, 0x8c, 0xe9,
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},
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Index: 9,
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},
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{
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Hash: [chainhash.HashSize]byte{
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0xb7, 0x94, 0x38, 0x5f, 0x2d, 0x1e, 0xf7, 0xab,
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0x4d, 0x92, 0x73, 0xd1, 0x90, 0x63, 0x81, 0xb4,
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0x4f, 0x2f, 0x6f, 0x25, 0x88, 0xa3, 0xef, 0xb9,
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0x6a, 0x49, 0x18, 0x83, 0x31, 0x98, 0x47, 0x53,
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},
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Index: 49,
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},
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{
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Hash: [chainhash.HashSize]byte{
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0x81, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
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0x63, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
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0x0d, 0xe7, 0x95, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
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0x1e, 0xb, 0x4c, 0xfd, 0x9e, 0xc5, 0x8c, 0xe9,
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},
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Index: 23,
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},
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{
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Hash: [chainhash.HashSize]byte{
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0x1e, 0xb, 0x4c, 0xfd, 0x9e, 0xc5, 0x8c, 0xe9,
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0x81, 0xb6, 0x37, 0xd8, 0xfc, 0xd2, 0xc6, 0xda,
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0x0d, 0xe7, 0x95, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
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0x63, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
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},
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Index: 30,
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},
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{
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Hash: [chainhash.HashSize]byte{
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0x0d, 0xe7, 0x95, 0xe4, 0xfc, 0xd2, 0xc6, 0xda,
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0xb7, 0x25, 0xb8, 0x4d, 0x63, 0x59, 0xe6, 0x96,
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0x31, 0x13, 0xa1, 0x17, 0x81, 0xb6, 0x37, 0xd8,
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0x1e, 0x0b, 0x4c, 0xfd, 0x9e, 0xc5, 0x8c, 0xe9,
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},
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Index: 2,
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},
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{
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Hash: [chainhash.HashSize]byte{
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0x48, 0x59, 0xe6, 0x96, 0x31, 0x13, 0xa1, 0x17,
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0x51, 0xb6, 0x37, 0xd8, 0x1f, 0x0b, 0x4c, 0xf9,
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0x9e, 0xc5, 0x8c, 0xe9, 0xfc, 0xd2, 0xc6, 0xda,
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0x2d, 0xe7, 0x93, 0xe4, 0xb7, 0x25, 0xb8, 0x4d,
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},
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Index: 9,
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},
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}
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keys = [][]byte{
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{0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a,
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0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e,
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0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca,
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0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0,
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0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64,
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0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9,
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0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56,
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0xb4, 0x12, 0xa3,
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},
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{0x07, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a,
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0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e,
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0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca,
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0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0,
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0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64,
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0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9,
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0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56,
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0xb4, 0x12, 0xa3,
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},
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{0x02, 0xce, 0x0b, 0x14, 0xfb, 0x84, 0x2b, 0x1b,
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0xa5, 0x49, 0xfd, 0xd6, 0x75, 0xc9, 0x80, 0x75, 0xf1,
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0x2e, 0x9c, 0x51, 0x0f, 0x8e, 0xf5, 0x2b, 0xd0, 0x21,
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0xa9, 0xa1, 0xf4, 0x80, 0x9d, 0x3b, 0x4d,
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},
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}
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signDescriptors = []input.SignDescriptor{
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{
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SingleTweak: []byte{
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02,
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},
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WitnessScript: []byte{
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0x00, 0x14, 0xee, 0x91, 0x41, 0x7e, 0x85, 0x6c, 0xde,
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0x10, 0xa2, 0x91, 0x1e, 0xdc, 0xbd, 0xbd, 0x69, 0xe2,
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0xef, 0xb5, 0x71, 0x48,
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},
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Output: &wire.TxOut{
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Value: 5000000000,
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PkScript: []byte{
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0x41, // OP_DATA_65
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0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
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0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
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0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
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0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
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0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
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0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
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0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
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0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
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0xa6, // 65-byte signature
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0xac, // OP_CHECKSIG
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},
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},
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HashType: txscript.SigHashAll,
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},
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{
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SingleTweak: []byte{
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02,
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},
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WitnessScript: []byte{
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0x00, 0x14, 0xee, 0x91, 0x41, 0x7e, 0x85, 0x6c, 0xde,
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0x10, 0xa2, 0x91, 0x1e, 0xdc, 0xbd, 0xbd, 0x69, 0xe2,
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0xef, 0xb5, 0x71, 0x48,
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},
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Output: &wire.TxOut{
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Value: 5000000000,
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PkScript: []byte{
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0x41, // OP_DATA_65
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0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
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0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
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0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
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0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
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0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
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0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
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0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
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0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
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0xa6, // 65-byte signature
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0xac, // OP_CHECKSIG
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},
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},
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HashType: txscript.SigHashAll,
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},
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{
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SingleTweak: []byte{
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02,
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},
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WitnessScript: []byte{
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0x00, 0x14, 0xee, 0x91, 0x41, 0x7e, 0x85, 0x6c, 0xde,
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0x10, 0xa2, 0x91, 0x1e, 0xdc, 0xbd, 0xbd, 0x69, 0xe2,
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0xef, 0xb5, 0x71, 0x48,
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},
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Output: &wire.TxOut{
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Value: 5000000000,
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PkScript: []byte{
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0x41, // OP_DATA_65
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0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
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0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
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0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
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0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
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0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
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0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
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0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
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0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
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0xa6, // 65-byte signature
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0xac, // OP_CHECKSIG
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},
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},
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HashType: txscript.SigHashAll,
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},
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}
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kidOutputs = []kidOutput{
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{
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breachedOutput: breachedOutput{
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amt: btcutil.Amount(13e7),
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outpoint: outPoints[1],
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witnessType: input.CommitmentTimeLock,
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confHeight: uint32(1000),
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},
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originChanPoint: outPoints[0],
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blocksToMaturity: uint32(42),
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},
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{
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breachedOutput: breachedOutput{
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amt: btcutil.Amount(24e7),
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outpoint: outPoints[2],
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witnessType: input.CommitmentTimeLock,
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confHeight: uint32(1000),
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},
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originChanPoint: outPoints[0],
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blocksToMaturity: uint32(42),
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},
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{
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breachedOutput: breachedOutput{
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amt: btcutil.Amount(2e5),
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outpoint: outPoints[3],
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witnessType: input.CommitmentTimeLock,
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confHeight: uint32(500),
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},
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originChanPoint: outPoints[0],
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blocksToMaturity: uint32(28),
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},
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{
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breachedOutput: breachedOutput{
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amt: btcutil.Amount(10e6),
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outpoint: outPoints[4],
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witnessType: input.CommitmentTimeLock,
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confHeight: uint32(500),
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},
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originChanPoint: outPoints[0],
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blocksToMaturity: uint32(28),
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},
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}
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babyOutputs = []babyOutput{
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{
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kidOutput: kidOutputs[1],
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expiry: 3829,
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timeoutTx: timeoutTx,
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},
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{
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kidOutput: kidOutputs[2],
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expiry: 4,
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timeoutTx: timeoutTx,
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},
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{
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kidOutput: kidOutputs[3],
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expiry: 4,
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timeoutTx: timeoutTx,
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},
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}
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// Dummy timeout tx used to test serialization, borrowed from btcd
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// msgtx_test
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timeoutTx = &wire.MsgTx{
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Version: 1,
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TxIn: []*wire.TxIn{
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{
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PreviousOutPoint: wire.OutPoint{
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Hash: chainhash.Hash{
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0xa5, 0x33, 0x52, 0xd5, 0x13, 0x57, 0x66, 0xf0,
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0x30, 0x76, 0x59, 0x74, 0x18, 0x26, 0x3d, 0xa2,
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0xd9, 0xc9, 0x58, 0x31, 0x59, 0x68, 0xfe, 0xa8,
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0x23, 0x52, 0x94, 0x67, 0x48, 0x1f, 0xf9, 0xcd,
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},
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Index: 19,
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},
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SignatureScript: []byte{},
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Witness: [][]byte{
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{ // 70-byte signature
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0x30, 0x43, 0x02, 0x1f, 0x4d, 0x23, 0x81, 0xdc,
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0x97, 0xf1, 0x82, 0xab, 0xd8, 0x18, 0x5f, 0x51,
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0x75, 0x30, 0x18, 0x52, 0x32, 0x12, 0xf5, 0xdd,
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0xc0, 0x7c, 0xc4, 0xe6, 0x3a, 0x8d, 0xc0, 0x36,
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0x58, 0xda, 0x19, 0x02, 0x20, 0x60, 0x8b, 0x5c,
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0x4d, 0x92, 0xb8, 0x6b, 0x6d, 0xe7, 0xd7, 0x8e,
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0xf2, 0x3a, 0x2f, 0xa7, 0x35, 0xbc, 0xb5, 0x9b,
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0x91, 0x4a, 0x48, 0xb0, 0xe1, 0x87, 0xc5, 0xe7,
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0x56, 0x9a, 0x18, 0x19, 0x70, 0x01,
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},
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{ // 33-byte serialize pub key
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0x03, 0x07, 0xea, 0xd0, 0x84, 0x80, 0x7e, 0xb7,
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0x63, 0x46, 0xdf, 0x69, 0x77, 0x00, 0x0c, 0x89,
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0x39, 0x2f, 0x45, 0xc7, 0x64, 0x25, 0xb2, 0x61,
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0x81, 0xf5, 0x21, 0xd7, 0xf3, 0x70, 0x06, 0x6a,
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0x8f,
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},
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},
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Sequence: 0xffffffff,
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},
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},
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TxOut: []*wire.TxOut{
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{
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Value: 395019,
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PkScript: []byte{ // p2wkh output
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0x00, // Version 0 witness program
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0x14, // OP_DATA_20
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0x9d, 0xda, 0xc6, 0xf3, 0x9d, 0x51, 0xe0, 0x39,
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0x8e, 0x53, 0x2a, 0x22, 0xc4, 0x1b, 0xa1, 0x89,
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0x40, 0x6a, 0x85, 0x23, // 20-byte pub key hash
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},
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},
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},
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}
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testChanPoint = wire.OutPoint{}
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defaultTestTimeout = 5 * time.Second
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)
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func init() {
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// Finish initializing our test vectors by parsing the desired public keys and
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// properly populating the sign descriptors of all baby and kid outputs.
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for i := range signDescriptors {
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pk, err := btcec.ParsePubKey(keys[i], btcec.S256())
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if err != nil {
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panic(fmt.Sprintf("unable to parse pub key during init: %v", err))
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}
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signDescriptors[i].KeyDesc.PubKey = pk
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}
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for i := range kidOutputs {
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isd := i % len(signDescriptors)
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kidOutputs[i].signDesc = signDescriptors[isd]
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}
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for i := range babyOutputs {
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isd := i % len(signDescriptors)
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babyOutputs[i].kidOutput.signDesc = signDescriptors[isd]
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}
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initIncubateTests()
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}
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func TestKidOutputSerialization(t *testing.T) {
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t.Parallel()
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for i, kid := range kidOutputs {
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var b bytes.Buffer
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if err := kid.Encode(&b); err != nil {
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t.Fatalf("Encode #%d: unable to serialize "+
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"kid output: %v", i, err)
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}
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var deserializedKid kidOutput
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if err := deserializedKid.Decode(&b); err != nil {
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t.Fatalf("Decode #%d: unable to deserialize "+
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"kid output: %v", i, err)
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}
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if !reflect.DeepEqual(kid, deserializedKid) {
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t.Fatalf("DeepEqual #%d: unexpected kidOutput, "+
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"want %+v, got %+v",
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i, kid, deserializedKid)
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}
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}
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}
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func TestBabyOutputSerialization(t *testing.T) {
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t.Parallel()
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for i, baby := range babyOutputs {
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var b bytes.Buffer
|
|
if err := baby.Encode(&b); err != nil {
|
|
t.Fatalf("Encode #%d: unable to serialize "+
|
|
"baby output: %v", i, err)
|
|
}
|
|
|
|
var deserializedBaby babyOutput
|
|
if err := deserializedBaby.Decode(&b); err != nil {
|
|
t.Fatalf("Decode #%d: unable to deserialize "+
|
|
"baby output: %v", i, err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(baby, deserializedBaby) {
|
|
t.Fatalf("DeepEqual #%d: unexpected babyOutput, "+
|
|
"want %+v, got %+v",
|
|
i, baby, deserializedBaby)
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
type nurseryTestContext struct {
|
|
nursery *utxoNursery
|
|
notifier *sweep.MockNotifier
|
|
chainIO *mockChainIO
|
|
publishChan chan wire.MsgTx
|
|
store *nurseryStoreInterceptor
|
|
restart func() bool
|
|
receiveTx func() wire.MsgTx
|
|
sweeper *mockSweeper
|
|
timeoutChan chan chan time.Time
|
|
t *testing.T
|
|
}
|
|
|
|
func createNurseryTestContext(t *testing.T,
|
|
checkStartStop func(func()) bool) *nurseryTestContext {
|
|
|
|
// Create a temporary database and connect nurseryStore to it. The
|
|
// alternative, mocking nurseryStore, is not chosen because there is
|
|
// still considerable logic in the store.
|
|
|
|
tempDirName, err := ioutil.TempDir("", "channeldb")
|
|
if err != nil {
|
|
t.Fatalf("unable to create temp dir: %v", err)
|
|
}
|
|
|
|
cdb, err := channeldb.Open(tempDirName)
|
|
if err != nil {
|
|
t.Fatalf("unable to open channeldb: %v", err)
|
|
}
|
|
|
|
store, err := newNurseryStore(&chainhash.Hash{}, cdb)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Wrap the store in an inceptor to be able to wait for events in this
|
|
// test.
|
|
storeIntercepter := newNurseryStoreInterceptor(store)
|
|
|
|
notifier := sweep.NewMockNotifier(t)
|
|
|
|
publishChan := make(chan wire.MsgTx, 1)
|
|
publishFunc := func(tx *wire.MsgTx, source string) error {
|
|
utxnLog.Tracef("Publishing tx %v by %v", tx.TxHash(), source)
|
|
publishChan <- *tx
|
|
return nil
|
|
}
|
|
|
|
timeoutChan := make(chan chan time.Time)
|
|
|
|
chainIO := &mockChainIO{
|
|
bestHeight: 0,
|
|
}
|
|
|
|
sweeper := newMockSweeper(t)
|
|
|
|
nurseryCfg := NurseryConfig{
|
|
Notifier: notifier,
|
|
FetchClosedChannels: func(pendingOnly bool) (
|
|
[]*channeldb.ChannelCloseSummary, error) {
|
|
return []*channeldb.ChannelCloseSummary{}, nil
|
|
},
|
|
FetchClosedChannel: func(chanID *wire.OutPoint) (
|
|
*channeldb.ChannelCloseSummary, error) {
|
|
return &channeldb.ChannelCloseSummary{
|
|
CloseHeight: 0,
|
|
}, nil
|
|
},
|
|
Store: storeIntercepter,
|
|
ChainIO: chainIO,
|
|
SweepInput: sweeper.sweepInput,
|
|
PublishTransaction: func(tx *wire.MsgTx) error {
|
|
return publishFunc(tx, "nursery")
|
|
},
|
|
}
|
|
|
|
nursery := newUtxoNursery(&nurseryCfg)
|
|
nursery.Start()
|
|
|
|
ctx := &nurseryTestContext{
|
|
nursery: nursery,
|
|
notifier: notifier,
|
|
chainIO: chainIO,
|
|
store: storeIntercepter,
|
|
publishChan: publishChan,
|
|
sweeper: sweeper,
|
|
timeoutChan: timeoutChan,
|
|
t: t,
|
|
}
|
|
|
|
ctx.receiveTx = func() wire.MsgTx {
|
|
var tx wire.MsgTx
|
|
select {
|
|
case tx = <-ctx.publishChan:
|
|
utxnLog.Debugf("Published tx %v", tx.TxHash())
|
|
return tx
|
|
case <-time.After(defaultTestTimeout):
|
|
pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
|
|
|
|
t.Fatalf("tx not published")
|
|
}
|
|
return tx
|
|
}
|
|
|
|
ctx.restart = func() bool {
|
|
return checkStartStop(func() {
|
|
utxnLog.Tracef("Restart sweeper and nursery")
|
|
// Simulate lnd restart.
|
|
ctx.nursery.Stop()
|
|
|
|
// Restart sweeper.
|
|
ctx.sweeper = newMockSweeper(t)
|
|
|
|
/// Restart nursery.
|
|
nurseryCfg.SweepInput = ctx.sweeper.sweepInput
|
|
ctx.nursery = newUtxoNursery(&nurseryCfg)
|
|
ctx.nursery.Start()
|
|
|
|
})
|
|
}
|
|
|
|
// Start with testing an immediate restart.
|
|
ctx.restart()
|
|
|
|
return ctx
|
|
}
|
|
|
|
func (ctx *nurseryTestContext) notifyEpoch(height int32) {
|
|
ctx.t.Helper()
|
|
|
|
ctx.chainIO.bestHeight = height
|
|
ctx.notifier.NotifyEpoch(height)
|
|
}
|
|
|
|
func (ctx *nurseryTestContext) finish() {
|
|
// Add a final restart point in this state
|
|
ctx.restart()
|
|
|
|
// We assume that when finish is called, nursery has finished all its
|
|
// goroutines. This implies that the waitgroup is empty.
|
|
signalChan := make(chan struct{})
|
|
go func() {
|
|
ctx.nursery.wg.Wait()
|
|
close(signalChan)
|
|
}()
|
|
|
|
// The only goroutine that is still expected to be running is
|
|
// incubator(). Simulate exit of this goroutine.
|
|
ctx.nursery.wg.Done()
|
|
|
|
// We now expect the Wait to succeed.
|
|
select {
|
|
case <-signalChan:
|
|
case <-time.After(time.Second):
|
|
ctx.t.Fatalf("lingering goroutines detected after test " +
|
|
"is finished")
|
|
}
|
|
|
|
// Restore waitgroup state to what it was before.
|
|
ctx.nursery.wg.Add(1)
|
|
|
|
ctx.nursery.Stop()
|
|
|
|
// We should have consumed and asserted all published transactions in
|
|
// our unit tests.
|
|
select {
|
|
case <-ctx.publishChan:
|
|
ctx.t.Fatalf("unexpected transactions published")
|
|
default:
|
|
}
|
|
|
|
// Assert that the database is empty. All channels removed and height
|
|
// index cleared.
|
|
nurseryChannels, err := ctx.nursery.cfg.Store.ListChannels()
|
|
if err != nil {
|
|
ctx.t.Fatal(err)
|
|
}
|
|
if len(nurseryChannels) > 0 {
|
|
ctx.t.Fatalf("Expected all channels to be removed from store")
|
|
}
|
|
|
|
activeHeights, err := ctx.nursery.cfg.Store.HeightsBelowOrEqual(
|
|
math.MaxUint32)
|
|
if err != nil {
|
|
ctx.t.Fatal(err)
|
|
}
|
|
if len(activeHeights) > 0 {
|
|
ctx.t.Fatalf("Expected height index to be empty")
|
|
}
|
|
}
|
|
|
|
func createOutgoingRes(onLocalCommitment bool) *lnwallet.OutgoingHtlcResolution {
|
|
// Set up an outgoing htlc resolution to hand off to nursery.
|
|
closeTx := &wire.MsgTx{}
|
|
|
|
htlcOp := wire.OutPoint{
|
|
Hash: closeTx.TxHash(),
|
|
Index: 0,
|
|
}
|
|
|
|
outgoingRes := lnwallet.OutgoingHtlcResolution{
|
|
Expiry: 125,
|
|
SweepSignDesc: input.SignDescriptor{
|
|
Output: &wire.TxOut{
|
|
Value: 10000,
|
|
},
|
|
},
|
|
CsvDelay: 2,
|
|
}
|
|
|
|
if onLocalCommitment {
|
|
timeoutTx := &wire.MsgTx{
|
|
TxIn: []*wire.TxIn{
|
|
{
|
|
PreviousOutPoint: htlcOp,
|
|
Witness: [][]byte{{}},
|
|
},
|
|
},
|
|
TxOut: []*wire.TxOut{
|
|
{},
|
|
},
|
|
}
|
|
|
|
outgoingRes.SignedTimeoutTx = timeoutTx
|
|
} else {
|
|
outgoingRes.ClaimOutpoint = htlcOp
|
|
}
|
|
|
|
return &outgoingRes
|
|
}
|
|
|
|
func createCommitmentRes() *lnwallet.CommitOutputResolution {
|
|
// Set up a commitment output resolution to hand off to nursery.
|
|
commitRes := lnwallet.CommitOutputResolution{
|
|
SelfOutPoint: wire.OutPoint{},
|
|
SelfOutputSignDesc: input.SignDescriptor{
|
|
Output: &wire.TxOut{
|
|
Value: 10000,
|
|
},
|
|
},
|
|
MaturityDelay: 2,
|
|
}
|
|
|
|
return &commitRes
|
|
}
|
|
|
|
func incubateTestOutput(t *testing.T, nursery *utxoNursery,
|
|
onLocalCommitment bool) *lnwallet.OutgoingHtlcResolution {
|
|
|
|
outgoingRes := createOutgoingRes(onLocalCommitment)
|
|
|
|
// Hand off to nursery.
|
|
err := nursery.IncubateOutputs(
|
|
testChanPoint,
|
|
nil,
|
|
[]lnwallet.OutgoingHtlcResolution{*outgoingRes},
|
|
nil, 0,
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// IncubateOutputs is executing synchronously and we expect the output
|
|
// to immediately show up in the report.
|
|
expectedStage := uint32(2)
|
|
if onLocalCommitment {
|
|
expectedStage = 1
|
|
}
|
|
|
|
// TODO(joostjager): Nursery is currently not reporting this limbo
|
|
// balance.
|
|
if onLocalCommitment {
|
|
assertNurseryReport(t, nursery, 1, expectedStage, 10000)
|
|
}
|
|
|
|
return outgoingRes
|
|
}
|
|
|
|
func assertNurseryReport(t *testing.T, nursery *utxoNursery,
|
|
expectedNofHtlcs int, expectedStage uint32,
|
|
expectedLimboBalance btcutil.Amount) {
|
|
report, err := nursery.NurseryReport(&testChanPoint)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if len(report.htlcs) != expectedNofHtlcs {
|
|
t.Fatalf("expected %v outputs to be reported, but report "+
|
|
"only contains %v", expectedNofHtlcs, len(report.htlcs))
|
|
}
|
|
|
|
if expectedNofHtlcs != 0 {
|
|
htlcReport := report.htlcs[0]
|
|
if htlcReport.stage != expectedStage {
|
|
t.Fatalf("expected htlc be advanced to stage %v, but "+
|
|
"it is reported in stage %v",
|
|
expectedStage, htlcReport.stage)
|
|
}
|
|
}
|
|
|
|
if report.limboBalance != expectedLimboBalance {
|
|
t.Fatalf("expected limbo balance to be %v, but it is %v instead",
|
|
expectedLimboBalance, report.limboBalance)
|
|
}
|
|
}
|
|
|
|
func assertNurseryReportUnavailable(t *testing.T, nursery *utxoNursery) {
|
|
_, err := nursery.NurseryReport(&testChanPoint)
|
|
if err != ErrContractNotFound {
|
|
t.Fatal("expected report to be unavailable")
|
|
}
|
|
}
|
|
|
|
// testRestartLoop runs the specified test multiple times and in every run it
|
|
// will attempt to execute a restart action in a different location. This is to
|
|
// assert that the unit under test is recovering correctly from restarts.
|
|
func testRestartLoop(t *testing.T, test func(*testing.T,
|
|
func(func()) bool)) {
|
|
|
|
// Start with running the test without any restarts (index zero)
|
|
restartIdx := 0
|
|
|
|
for {
|
|
currentStartStopIdx := 0
|
|
|
|
// checkStartStop is called at every point in the test where a
|
|
// restart should be exercised. When this function is called as
|
|
// many times as the current value of currentStartStopIdx, it
|
|
// will execute startStopFunc.
|
|
checkStartStop := func(startStopFunc func()) bool {
|
|
currentStartStopIdx++
|
|
if restartIdx == currentStartStopIdx {
|
|
startStopFunc()
|
|
|
|
return true
|
|
}
|
|
utxnLog.Debugf("Skipping restart point %v",
|
|
currentStartStopIdx)
|
|
return false
|
|
}
|
|
|
|
var subTestName string
|
|
if restartIdx == 0 {
|
|
subTestName = "no_restart"
|
|
} else {
|
|
subTestName = fmt.Sprintf("restart_%v", restartIdx)
|
|
}
|
|
t.Run(subTestName,
|
|
func(t *testing.T) {
|
|
test(t, checkStartStop)
|
|
})
|
|
|
|
// Exit the loop when all restart points have been tested.
|
|
if currentStartStopIdx == restartIdx {
|
|
return
|
|
}
|
|
restartIdx++
|
|
}
|
|
}
|
|
|
|
func TestNurseryOutgoingHtlcSuccessOnLocal(t *testing.T) {
|
|
testRestartLoop(t, testNurseryOutgoingHtlcSuccessOnLocal)
|
|
}
|
|
|
|
func testNurseryOutgoingHtlcSuccessOnLocal(t *testing.T,
|
|
checkStartStop func(func()) bool) {
|
|
|
|
ctx := createNurseryTestContext(t, checkStartStop)
|
|
|
|
outgoingRes := incubateTestOutput(t, ctx.nursery, true)
|
|
|
|
ctx.restart()
|
|
|
|
// Notify arrival of block where HTLC CLTV expires.
|
|
ctx.notifyEpoch(125)
|
|
|
|
// This should trigger nursery to publish the timeout tx.
|
|
ctx.receiveTx()
|
|
|
|
if ctx.restart() {
|
|
// Restart should retrigger broadcast of timeout tx.
|
|
ctx.receiveTx()
|
|
}
|
|
|
|
// Confirm the timeout tx. This should promote the HTLC to KNDR state.
|
|
timeoutTxHash := outgoingRes.SignedTimeoutTx.TxHash()
|
|
if err := ctx.notifier.ConfirmTx(&timeoutTxHash, 126); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Wait for output to be promoted in store to KNDR.
|
|
select {
|
|
case <-ctx.store.cribToKinderChan:
|
|
case <-time.After(defaultTestTimeout):
|
|
t.Fatalf("output not promoted to KNDR")
|
|
}
|
|
|
|
ctx.restart()
|
|
|
|
// Notify arrival of block where second level HTLC unlocks.
|
|
ctx.notifyEpoch(128)
|
|
|
|
// Check final sweep into wallet.
|
|
testSweepHtlc(t, ctx)
|
|
|
|
ctx.finish()
|
|
}
|
|
|
|
func TestNurseryOutgoingHtlcSuccessOnRemote(t *testing.T) {
|
|
testRestartLoop(t, testNurseryOutgoingHtlcSuccessOnRemote)
|
|
}
|
|
|
|
func testNurseryOutgoingHtlcSuccessOnRemote(t *testing.T,
|
|
checkStartStop func(func()) bool) {
|
|
|
|
ctx := createNurseryTestContext(t, checkStartStop)
|
|
|
|
outgoingRes := incubateTestOutput(t, ctx.nursery, false)
|
|
|
|
ctx.restart()
|
|
|
|
// Notify confirmation of the commitment tx. Is only listened to when
|
|
// resolving remote commitment tx.
|
|
//
|
|
// TODO(joostjager): This is probably not correct?
|
|
err := ctx.notifier.ConfirmTx(&outgoingRes.ClaimOutpoint.Hash, 124)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Wait for output to be promoted from PSCL to KNDR.
|
|
select {
|
|
case <-ctx.store.preschoolToKinderChan:
|
|
case <-time.After(defaultTestTimeout):
|
|
t.Fatalf("output not promoted to KNDR")
|
|
}
|
|
|
|
ctx.restart()
|
|
|
|
// Notify arrival of block where HTLC CLTV expires.
|
|
ctx.notifyEpoch(125)
|
|
|
|
// Check final sweep into wallet.
|
|
testSweepHtlc(t, ctx)
|
|
|
|
ctx.finish()
|
|
}
|
|
|
|
func TestNurseryCommitSuccessOnLocal(t *testing.T) {
|
|
testRestartLoop(t, testNurseryCommitSuccessOnLocal)
|
|
}
|
|
|
|
func testNurseryCommitSuccessOnLocal(t *testing.T,
|
|
checkStartStop func(func()) bool) {
|
|
|
|
ctx := createNurseryTestContext(t, checkStartStop)
|
|
|
|
commitRes := createCommitmentRes()
|
|
|
|
// Hand off to nursery.
|
|
err := ctx.nursery.IncubateOutputs(
|
|
testChanPoint,
|
|
commitRes, nil, nil, 0,
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Verify that commitment output is showing up in nursery report as
|
|
// limbo balance.
|
|
assertNurseryReport(t, ctx.nursery, 0, 0, 10000)
|
|
|
|
ctx.restart()
|
|
|
|
// Notify confirmation of the commitment tx.
|
|
err = ctx.notifier.ConfirmTx(&commitRes.SelfOutPoint.Hash, 124)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Wait for output to be promoted from PSCL to KNDR.
|
|
select {
|
|
case <-ctx.store.preschoolToKinderChan:
|
|
case <-time.After(defaultTestTimeout):
|
|
t.Fatalf("output not promoted to KNDR")
|
|
}
|
|
|
|
ctx.restart()
|
|
|
|
// Notify arrival of block where commit output CSV expires.
|
|
ctx.notifyEpoch(126)
|
|
|
|
// Check final sweep into wallet.
|
|
testSweep(t, ctx, func() {
|
|
// Check limbo balance after sweep publication
|
|
assertNurseryReport(t, ctx.nursery, 0, 0, 10000)
|
|
})
|
|
|
|
ctx.finish()
|
|
}
|
|
|
|
func testSweepHtlc(t *testing.T, ctx *nurseryTestContext) {
|
|
testSweep(t, ctx, func() {
|
|
// Verify stage in nursery report. HTLCs should now both still
|
|
// be in stage two.
|
|
assertNurseryReport(t, ctx.nursery, 1, 2, 10000)
|
|
})
|
|
}
|
|
|
|
func testSweep(t *testing.T, ctx *nurseryTestContext,
|
|
afterPublishAssert func()) {
|
|
|
|
// Wait for nursery to publish the sweep tx.
|
|
ctx.sweeper.expectSweep()
|
|
|
|
if ctx.restart() {
|
|
// Nursery reoffers its input after a restart.
|
|
ctx.sweeper.expectSweep()
|
|
}
|
|
|
|
afterPublishAssert()
|
|
|
|
// Confirm the sweep tx.
|
|
ctx.sweeper.sweepAll()
|
|
|
|
// Wait for output to be promoted in store to GRAD.
|
|
select {
|
|
case <-ctx.store.graduateKinderChan:
|
|
case <-time.After(defaultTestTimeout):
|
|
pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
|
|
t.Fatalf("output not graduated")
|
|
}
|
|
|
|
ctx.restart()
|
|
|
|
// As there only was one output to graduate, we expect the channel to be
|
|
// closed and no report available anymore.
|
|
assertNurseryReportUnavailable(t, ctx.nursery)
|
|
}
|
|
|
|
type nurseryStoreInterceptor struct {
|
|
ns NurseryStore
|
|
|
|
// TODO(joostjager): put more useful info through these channels.
|
|
cribToKinderChan chan struct{}
|
|
cribToRemoteSpendChan chan struct{}
|
|
graduateKinderChan chan struct{}
|
|
preschoolToKinderChan chan struct{}
|
|
}
|
|
|
|
func newNurseryStoreInterceptor(ns NurseryStore) *nurseryStoreInterceptor {
|
|
return &nurseryStoreInterceptor{
|
|
ns: ns,
|
|
cribToKinderChan: make(chan struct{}),
|
|
cribToRemoteSpendChan: make(chan struct{}),
|
|
graduateKinderChan: make(chan struct{}),
|
|
preschoolToKinderChan: make(chan struct{}),
|
|
}
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) Incubate(kidOutputs []kidOutput,
|
|
babyOutputs []babyOutput) error {
|
|
|
|
return i.ns.Incubate(kidOutputs, babyOutputs)
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) CribToKinder(babyOutput *babyOutput) error {
|
|
err := i.ns.CribToKinder(babyOutput)
|
|
|
|
i.cribToKinderChan <- struct{}{}
|
|
|
|
return err
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) PreschoolToKinder(kidOutput *kidOutput,
|
|
lastGradHeight uint32) error {
|
|
|
|
err := i.ns.PreschoolToKinder(kidOutput, lastGradHeight)
|
|
|
|
i.preschoolToKinderChan <- struct{}{}
|
|
|
|
return err
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) GraduateKinder(height uint32, kid *kidOutput) error {
|
|
err := i.ns.GraduateKinder(height, kid)
|
|
|
|
i.graduateKinderChan <- struct{}{}
|
|
|
|
return err
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) FetchPreschools() ([]kidOutput, error) {
|
|
return i.ns.FetchPreschools()
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) FetchClass(height uint32) (
|
|
[]kidOutput, []babyOutput, error) {
|
|
|
|
return i.ns.FetchClass(height)
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) HeightsBelowOrEqual(height uint32) (
|
|
[]uint32, error) {
|
|
|
|
return i.ns.HeightsBelowOrEqual(height)
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) ForChanOutputs(chanPoint *wire.OutPoint,
|
|
callback func([]byte, []byte) error) error {
|
|
|
|
return i.ns.ForChanOutputs(chanPoint, callback)
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) ListChannels() ([]wire.OutPoint, error) {
|
|
return i.ns.ListChannels()
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) IsMatureChannel(chanPoint *wire.OutPoint) (
|
|
bool, error) {
|
|
|
|
return i.ns.IsMatureChannel(chanPoint)
|
|
}
|
|
|
|
func (i *nurseryStoreInterceptor) RemoveChannel(chanPoint *wire.OutPoint) error {
|
|
return i.ns.RemoveChannel(chanPoint)
|
|
}
|
|
|
|
type nurseryMockSigner struct {
|
|
}
|
|
|
|
func (m *nurseryMockSigner) SignOutputRaw(tx *wire.MsgTx,
|
|
signDesc *input.SignDescriptor) ([]byte, error) {
|
|
|
|
return []byte{}, nil
|
|
}
|
|
|
|
func (m *nurseryMockSigner) ComputeInputScript(tx *wire.MsgTx,
|
|
signDesc *input.SignDescriptor) (*input.Script, error) {
|
|
|
|
return &input.Script{}, nil
|
|
}
|
|
|
|
type mockSweeper struct {
|
|
lock sync.Mutex
|
|
|
|
resultChans map[wire.OutPoint]chan sweep.Result
|
|
t *testing.T
|
|
|
|
sweepChan chan input.Input
|
|
}
|
|
|
|
func newMockSweeper(t *testing.T) *mockSweeper {
|
|
return &mockSweeper{
|
|
resultChans: make(map[wire.OutPoint]chan sweep.Result),
|
|
sweepChan: make(chan input.Input, 1),
|
|
t: t,
|
|
}
|
|
}
|
|
|
|
func (s *mockSweeper) sweepInput(input input.Input) (chan sweep.Result, error) {
|
|
utxnLog.Debugf("mockSweeper sweepInput called for %v", *input.OutPoint())
|
|
|
|
select {
|
|
case s.sweepChan <- input:
|
|
case <-time.After(defaultTestTimeout):
|
|
s.t.Fatal("signal result timeout")
|
|
}
|
|
|
|
s.lock.Lock()
|
|
defer s.lock.Unlock()
|
|
|
|
c := make(chan sweep.Result, 1)
|
|
s.resultChans[*input.OutPoint()] = c
|
|
|
|
return c, nil
|
|
}
|
|
|
|
func (s *mockSweeper) expectSweep() {
|
|
s.t.Helper()
|
|
|
|
select {
|
|
case <-s.sweepChan:
|
|
case <-time.After(defaultTestTimeout):
|
|
s.t.Fatal("signal result timeout")
|
|
}
|
|
}
|
|
|
|
func (s *mockSweeper) sweepAll() {
|
|
s.t.Helper()
|
|
|
|
s.lock.Lock()
|
|
currentChans := s.resultChans
|
|
s.resultChans = make(map[wire.OutPoint]chan sweep.Result)
|
|
s.lock.Unlock()
|
|
|
|
for o, c := range currentChans {
|
|
utxnLog.Debugf("mockSweeper signal swept for %v", o)
|
|
|
|
select {
|
|
case c <- sweep.Result{}:
|
|
case <-time.After(defaultTestTimeout):
|
|
s.t.Fatal("signal result timeout")
|
|
}
|
|
}
|
|
}
|