mirror of
https://github.com/FlipsideCrypto/dcrd.git
synced 2026-02-06 10:56:47 +00:00
1515 lines
52 KiB
Go
1515 lines
52 KiB
Go
// Copyright (c) 2015-2016 The btcsuite developers
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// Copyright (c) 2015-2019 The Decred developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package blockchain
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import (
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"bytes"
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"encoding/hex"
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"errors"
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"math/big"
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"reflect"
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"testing"
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"time"
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"github.com/decred/dcrd/blockchain/stake/v2"
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"github.com/decred/dcrd/blockchain/standalone"
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"github.com/decred/dcrd/chaincfg/chainhash"
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"github.com/decred/dcrd/database/v2"
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"github.com/decred/dcrd/wire"
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)
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// newHashFromStr converts the passed big-endian hex string into a
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// chainhash.Hash. It only differs from the one available in chainhash in that
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// it ignores the error since it will only (and must only) be called with
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// hard-coded, and therefore known good, hashes.
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func newHashFromStr(hexStr string) *chainhash.Hash {
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hash, _ := chainhash.NewHashFromStr(hexStr)
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return hash
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}
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// hexToFinalState converts the passed hex string into an array of 6 bytes and
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// will panic if there is an error. This is only provided for the hard-coded
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// constants so errors in the source code can be detected. It will only (and
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// must only) be called with hard-coded values.
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func hexToFinalState(s string) [6]byte {
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b, err := hex.DecodeString(s)
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if err != nil {
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panic("invalid hex in source file: " + s)
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}
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var finalState [6]byte
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if len(b) != len(finalState) {
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panic("invalid hex in source file: " + s)
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}
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copy(finalState[:], b)
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return finalState
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}
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// hexToExtraData converts the passed hex string into an array of 32 bytes and
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// will panic if there is an error. This is only provided for the hard-coded
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// constants so errors in the source code can be detected. It will only (and
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// must only) be called with hard-coded values.
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func hexToExtraData(s string) [32]byte {
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b, err := hex.DecodeString(s)
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if err != nil {
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panic("invalid hex in source file: " + s)
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}
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var extraData [32]byte
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if len(b) != len(extraData) {
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panic("invalid hex in source file: " + s)
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}
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copy(extraData[:], b)
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return extraData
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}
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// isNotInMainChainErr returns whether or not the passed error is an
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// errNotInMainChain error.
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func isNotInMainChainErr(err error) bool {
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_, ok := err.(errNotInMainChain)
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return ok
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}
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// TestErrNotInMainChain ensures the functions related to errNotInMainChain work
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// as expected.
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func TestErrNotInMainChain(t *testing.T) {
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errStr := "no block at height 1 exists"
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err := error(errNotInMainChain(errStr))
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// Ensure the stringized output for the error is as expected.
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if err.Error() != errStr {
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t.Fatalf("errNotInMainChain retuned unexpected error string - "+
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"got %q, want %q", err.Error(), errStr)
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}
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// Ensure error is detected as the correct type.
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if !isNotInMainChainErr(err) {
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t.Fatalf("isNotInMainChainErr did not detect as expected type")
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}
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err = errors.New("something else")
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if isNotInMainChainErr(err) {
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t.Fatalf("isNotInMainChainErr detected incorrect type")
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}
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}
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// TestBlockIndexSerialization ensures serializing and deserializing block index
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// entries works as expected.
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func TestBlockIndexSerialization(t *testing.T) {
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t.Parallel()
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// base data is based on block 150287 on mainnet and serves as a template
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// for the various tests below.
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baseHeader := wire.BlockHeader{
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Version: 4,
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PrevBlock: *newHashFromStr("000000000000016916671ae225343a5ee131c999d5cadb6348805db25737731f"),
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MerkleRoot: *newHashFromStr("5ef2bb79795d7503c0ccc5cb6e0d4731992fc8c8c5b332c1c0e2c687d864c666"),
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StakeRoot: *newHashFromStr("022965059b7527dc2bc18daaa533f806eda1f96fd0b04bbda2381f5552d7c2de"),
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VoteBits: 0x0001,
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FinalState: hexToFinalState("313e16e64c0b"),
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Voters: 4,
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FreshStake: 3,
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Revocations: 2,
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PoolSize: 41332,
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Bits: 0x1a016f98,
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SBits: 7473162478,
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Height: 150287,
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Size: 11295,
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Timestamp: time.Unix(1499907127, 0),
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Nonce: 4116576260,
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ExtraData: hexToExtraData("8f01ed92645e0a6b11ee3b3c0000000000000000000000000000000000000000"),
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StakeVersion: 4,
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}
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baseTicketsVoted := []chainhash.Hash{
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*newHashFromStr("8b62a877544753ea80a822142a48ec066170e9381d21a9e8a84bc7373f0f9b2e"),
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*newHashFromStr("4427a003a7aceb1404ffd9072e9aff1e128a24333a543332030e91668a389db7"),
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*newHashFromStr("4415b88ac74881d7b6b15d41df465257cd1cc92d55e95f1b648434aef3a2110b"),
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*newHashFromStr("9d2621b57352088809d3a069b04b76c832f30a76da14e56aece72208b3e5b87a"),
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}
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baseTicketsRevoked := []chainhash.Hash{
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*newHashFromStr("8146f01b8ffca8008ebc80293d2978d63b1dffa5c456a73e7b39a9b1e695e8eb"),
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*newHashFromStr("2292ff2461e725c58cc6e2051eac2a10e6ee6d1f62327ed676b7a196fb94be0c"),
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}
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baseVoteInfo := []stake.VoteVersionTuple{
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{Version: 4, Bits: 0x0001},
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{Version: 4, Bits: 0x0015},
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{Version: 4, Bits: 0x0015},
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{Version: 4, Bits: 0x0001},
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}
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tests := []struct {
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name string
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entry blockIndexEntry
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serialized []byte
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}{
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{
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name: "no votes, no revokes",
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entry: blockIndexEntry{
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header: baseHeader,
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status: statusDataStored | statusValid,
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voteInfo: nil,
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ticketsVoted: nil,
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ticketsRevoked: nil,
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},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c000000000000000000000000000000000000000004000000030000"),
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},
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{
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name: "1 vote, no revokes",
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entry: blockIndexEntry{
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header: baseHeader,
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status: statusDataStored | statusValid,
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voteInfo: baseVoteInfo[:1],
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ticketsVoted: baseTicketsVoted[:1],
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ticketsRevoked: nil,
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},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003012e9b0f3f37c74ba8e8a9211d38e9706106ec482a1422a880ea53475477a8628b040100"),
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},
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{
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name: "no votes, 1 revoke",
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entry: blockIndexEntry{
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header: baseHeader,
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status: statusDataStored | statusValid,
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voteInfo: nil,
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ticketsVoted: nil,
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ticketsRevoked: baseTicketsRevoked[:1],
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},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c000000000000000000000000000000000000000004000000030001ebe895e6b1a9397b3ea756c4a5ff1d3bd678293d2980bc8e00a8fc8f1bf04681"),
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},
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{
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name: "4 votes, same vote versions, different vote bits, 2 revokes",
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entry: blockIndexEntry{
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header: baseHeader,
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status: statusDataStored | statusValid,
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voteInfo: baseVoteInfo,
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ticketsVoted: baseTicketsVoted,
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ticketsRevoked: baseTicketsRevoked,
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},
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serialized: hexToBytes("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"),
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},
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}
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for _, test := range tests {
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// Ensure the function to calculate the serialized size without
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// actually serializing it is calculated properly.
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gotSize := blockIndexEntrySerializeSize(&test.entry)
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if gotSize != len(test.serialized) {
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t.Errorf("blockIndexEntrySerializeSize (%s): did not "+
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"get expected size - got %d, want %d", test.name,
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gotSize, len(test.serialized))
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}
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// Ensure the block index entry serializes to the expected value.
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gotSerialized, err := serializeBlockIndexEntry(&test.entry)
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if err != nil {
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t.Errorf("serializeBlockIndexEntry (%s): unexpected "+
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"error: %v", test.name, err)
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continue
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}
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if !bytes.Equal(gotSerialized, test.serialized) {
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t.Errorf("serializeBlockIndexEntry (%s): did not get "+
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"expected bytes - got %x, want %x", test.name,
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gotSerialized, test.serialized)
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continue
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}
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// Ensure the block index entry serializes to the expected value
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// and produces the expected number of bytes written via a
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// direct put.
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gotSerialized2 := make([]byte, gotSize)
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gotBytesWritten, err := putBlockIndexEntry(gotSerialized2,
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&test.entry)
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if err != nil {
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t.Errorf("putBlockIndexEntry (%s): unexpected error: %v",
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test.name, err)
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continue
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}
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if !bytes.Equal(gotSerialized2, test.serialized) {
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t.Errorf("putBlockIndexEntry (%s): did not get "+
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"expected bytes - got %x, want %x", test.name,
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gotSerialized2, test.serialized)
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continue
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}
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if gotBytesWritten != len(test.serialized) {
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t.Errorf("putBlockIndexEntry (%s): did not get "+
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"expected number of bytes written - got %d, "+
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"want %d", test.name, gotBytesWritten,
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len(test.serialized))
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continue
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}
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// Ensure the serialized bytes are decoded back to the expected
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// block index entry.
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gotEntry, err := deserializeBlockIndexEntry(test.serialized)
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if err != nil {
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t.Errorf("deserializeBlockIndexEntry (%s): unexpected "+
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"error: %v", test.name, err)
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continue
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}
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if !reflect.DeepEqual(*gotEntry, test.entry) {
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t.Errorf("deserializeBlockIndexEntry (%s): mismatched "+
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"entries\ngot %+v\nwant %+v", test.name,
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gotEntry, test.entry)
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continue
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}
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// Ensure the serialized bytes are decoded back to the expected
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// block index entry.
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var gotEntry2 blockIndexEntry
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bytesRead, err := decodeBlockIndexEntry(test.serialized, &gotEntry2)
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if err != nil {
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t.Errorf("decodeBlockIndexEntry (%s): unexpected "+
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"error: %v", test.name, err)
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continue
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}
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if !reflect.DeepEqual(gotEntry2, test.entry) {
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t.Errorf("decodeBlockIndexEntry (%s): mismatched "+
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"entries\ngot %+v\nwant %+v", test.name,
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gotEntry2, test.entry)
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continue
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}
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if bytesRead != len(test.serialized) {
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t.Errorf("decodeBlockIndexEntry (%s): did not get "+
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"expected number of bytes read - got %d, "+
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"want %d", test.name, bytesRead,
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len(test.serialized))
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continue
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}
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}
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}
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// TestBlockIndexDecodeErrors performs negative tests against decoding block
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// index entries to ensure error paths work as expected.
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func TestBlockIndexDecodeErrors(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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entry blockIndexEntry
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serialized []byte
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bytesRead int // Expected number of bytes read.
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errType error
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}{
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{
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name: "nothing serialized",
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entry: blockIndexEntry{},
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serialized: hexToBytes(""),
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errType: errDeserialize(""),
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bytesRead: 0,
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},
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{
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name: "no data after block header",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c000000000000000000000000000000000000000004000000"),
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errType: errDeserialize(""),
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bytesRead: 180,
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},
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{
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name: "no data after status",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003"),
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errType: errDeserialize(""),
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bytesRead: 181,
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},
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{
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name: "no data after num votes with no votes",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c0000000000000000000000000000000000000000040000000300"),
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errType: errDeserialize(""),
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bytesRead: 182,
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},
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{
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name: "no data after num votes with votes",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c0000000000000000000000000000000000000000040000000301"),
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errType: errDeserialize(""),
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bytesRead: 182,
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},
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{
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name: "short data in vote ticket hash",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003012e9b0f3f37c74ba8e8a9211d38e9706106ec482a1422a880ea53475477a862"),
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errType: errDeserialize(""),
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bytesRead: 182,
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},
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{
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name: "no data after vote ticket hash",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003012e9b0f3f37c74ba8e8a9211d38e9706106ec482a1422a880ea53475477a8628b"),
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errType: errDeserialize(""),
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bytesRead: 214,
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},
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{
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name: "no data after vote version",
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entry: blockIndexEntry{},
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serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003012e9b0f3f37c74ba8e8a9211d38e9706106ec482a1422a880ea53475477a8628b04"),
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errType: errDeserialize(""),
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bytesRead: 215,
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},
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{
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|
name: "no data after votes",
|
|
entry: blockIndexEntry{},
|
|
serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c00000000000000000000000000000000000000000400000003012e9b0f3f37c74ba8e8a9211d38e9706106ec482a1422a880ea53475477a8628b0401"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 216,
|
|
},
|
|
{
|
|
name: "no data after num revokes with revokes",
|
|
entry: blockIndexEntry{},
|
|
serialized: hexToBytes("040000001f733757b25d804863dbcad599c931e15e3a3425e21a6716690100000000000066c664d887c6e2c0c132b3c5c8c82f9931470d6ecbc5ccc003755d7979bbf25edec2d752551f38a2bd4bb0d06ff9a1ed06f833a5aa8dc12bdc27759b056529020100313e16e64c0b0400030274a10000986f011aee686fbd010000000f4b02001f2c000037c4665904f85df58f01ed92645e0a6b11ee3b3c000000000000000000000000000000000000000004000000030001"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 183,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the expected error type is returned.
|
|
gotBytesRead, err := decodeBlockIndexEntry(test.serialized,
|
|
&test.entry)
|
|
if reflect.TypeOf(err) != reflect.TypeOf(test.errType) {
|
|
t.Errorf("decodeBlockIndexEntry (%s): expected error "+
|
|
"type does not match - got %T, want %T",
|
|
test.name, err, test.errType)
|
|
continue
|
|
}
|
|
|
|
// Ensure the expected number of bytes read is returned.
|
|
if gotBytesRead != test.bytesRead {
|
|
t.Errorf("decodeBlockIndexEntry (%s): unexpected "+
|
|
"number of bytes read - got %d, want %d",
|
|
test.name, gotBytesRead, test.bytesRead)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestStxoSerialization ensures serializing and deserializing spent transaction
|
|
// output entries works as expected.
|
|
func TestStxoSerialization(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
stxo spentTxOut
|
|
txVersion int32 // When the txout is not fully spent.
|
|
serialized []byte
|
|
}{
|
|
{
|
|
name: "Spends last output of coinbase",
|
|
stxo: spentTxOut{
|
|
amount: 9999,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a9146edbc6c4d31bae9f1ccc38538a114bf42de65e8688ac"),
|
|
height: 12345,
|
|
index: 54321,
|
|
isCoinBase: true,
|
|
hasExpiry: false,
|
|
txFullySpent: true,
|
|
txType: 0,
|
|
txVersion: 1,
|
|
},
|
|
serialized: hexToBytes("1100006edbc6c4d31bae9f1ccc38538a114bf42de65e8601"),
|
|
},
|
|
{
|
|
name: "Spends last output of non coinbase and is a ticket",
|
|
stxo: spentTxOut{
|
|
amount: 9999,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a9146edbc6c4d31bae9f1ccc38538a114bf42de65e8688ac"),
|
|
height: 12345,
|
|
index: 54321,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txFullySpent: true,
|
|
txType: 1,
|
|
txVersion: 1,
|
|
stakeExtra: []byte{0x00},
|
|
},
|
|
serialized: hexToBytes("1400006edbc6c4d31bae9f1ccc38538a114bf42de65e860100"),
|
|
},
|
|
{
|
|
name: "Does not spend last output",
|
|
stxo: spentTxOut{
|
|
amount: 34405000000,
|
|
pkScript: hexToBytes("76a9146edbc6c4d31bae9f1ccc38538a114bf42de65e8688ac"),
|
|
scriptVersion: 0,
|
|
},
|
|
txVersion: 1,
|
|
serialized: hexToBytes("0000006edbc6c4d31bae9f1ccc38538a114bf42de65e86"),
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the function to calculate the serialized size without
|
|
// actually serializing it is calculated properly.
|
|
gotSize := spentTxOutSerializeSize(&test.stxo)
|
|
if gotSize != len(test.serialized) {
|
|
t.Errorf("spentTxOutSerializeSize (%s): did not get "+
|
|
"expected size - got %d, want %d", test.name,
|
|
gotSize, len(test.serialized))
|
|
}
|
|
|
|
// Ensure the stxo serializes to the expected value.
|
|
gotSerialized := make([]byte, gotSize)
|
|
gotBytesWritten := putSpentTxOut(gotSerialized, &test.stxo)
|
|
if !bytes.Equal(gotSerialized, test.serialized) {
|
|
t.Errorf("putSpentTxOut (%s): did not get expected "+
|
|
"bytes - got %x, want %x", test.name,
|
|
gotSerialized, test.serialized)
|
|
continue
|
|
}
|
|
if gotBytesWritten != len(test.serialized) {
|
|
t.Errorf("putSpentTxOut (%s): did not get expected "+
|
|
"number of bytes written - got %d, want %d",
|
|
test.name, gotBytesWritten,
|
|
len(test.serialized))
|
|
continue
|
|
}
|
|
|
|
// Ensure the serialized bytes are decoded back to the expected
|
|
// stxo.
|
|
var gotStxo spentTxOut
|
|
offset, err := decodeSpentTxOut(test.serialized, &gotStxo,
|
|
test.stxo.amount, test.stxo.height, test.stxo.index)
|
|
if err != nil {
|
|
t.Errorf("decodeSpentTxOut (%s): unexpected error: %v",
|
|
test.name, err)
|
|
continue
|
|
}
|
|
if offset != len(test.serialized) {
|
|
t.Errorf("decodeSpentTxOut (%s): did not get expected "+
|
|
"number of bytes read - got %d, want %d",
|
|
test.name, offset, len(test.serialized))
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestStxoDecodeErrors performs negative tests against decoding spent
|
|
// transaction outputs to ensure error paths work as expected.
|
|
func TestStxoDecodeErrors(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
stxo spentTxOut
|
|
serialized []byte
|
|
errType error
|
|
bytesRead int // Expected number of bytes read.
|
|
}{
|
|
{
|
|
// [EOF]
|
|
name: "nothing serialized (no flags)",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes(""),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 0,
|
|
},
|
|
{
|
|
// [<flags 00> EOF]
|
|
name: "no compressed txout script version",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("00"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 1,
|
|
},
|
|
{
|
|
// [<flags 10> <script version 00> EOF]
|
|
name: "no tx version data after empty script for a fully spent regular stxo",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1000"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 2,
|
|
},
|
|
{
|
|
// [<flags 10> <script version 00> <compressed pk script 01 6e ...> EOF]
|
|
name: "no tx version data after a pay-to-script-hash script for a fully spent regular stxo",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1000016edbc6c4d31bae9f1ccc38538a114bf42de65e86"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 23,
|
|
},
|
|
{
|
|
// [<flags 14> <script version 00> <compressed pk script 01 6e ...> <tx version 01> EOF]
|
|
name: "no stakeextra data after script for a fully spent ticket stxo",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1400016edbc6c4d31bae9f1ccc38538a114bf42de65e8601"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 24,
|
|
},
|
|
{
|
|
// [<flags 14> <script version 00> <compressed pk script 01 6e ...> <tx version 01> <stakeextra {num outputs 01}> EOF]
|
|
name: "truncated stakeextra data after script for a fully spent ticket stxo (num outputs only)",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1400016edbc6c4d31bae9f1ccc38538a114bf42de65e860101"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 25,
|
|
},
|
|
{
|
|
// [<flags 14> <script version 00> <compressed pk script 01 6e ...> <tx version 01> <stakeextra {num outputs 01} {amount 0f}> EOF]
|
|
name: "truncated stakeextra data after script for a fully spent ticket stxo (num outputs and amount only)",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1400016edbc6c4d31bae9f1ccc38538a114bf42de65e8601010f"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 26,
|
|
},
|
|
{
|
|
// [<flags 14> <script version 00> <compressed pk script 01 6e ...> <tx version 01> <stakeextra {num outputs 01} {amount 0f} {script version 00}> EOF]
|
|
name: "truncated stakeextra data after script for a fully spent ticket stxo (num outputs, amount, and script version only)",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1400016edbc6c4d31bae9f1ccc38538a114bf42de65e8601010f00"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 27,
|
|
},
|
|
{
|
|
// [<flags 14> <script version 00> <compressed pk script 01 6e ...> <tx version 01> <stakeextra {num outputs 01} {amount 0f} {script version 00} {script size 1a} {25 bytes of script instead of 26}> EOF]
|
|
name: "truncated stakeextra data after script for a fully spent ticket stxo (script size specified as 0x1a, but only 0x19 bytes provided)",
|
|
stxo: spentTxOut{},
|
|
serialized: hexToBytes("1400016edbc6c4d31bae9f1ccc38538a114bf42de65e8601010f001aba76a9140cdf9941c0c221243cb8672cd1ad2c4c0933850588"),
|
|
errType: errDeserialize(""),
|
|
bytesRead: 28,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the expected error type is returned.
|
|
gotBytesRead, err := decodeSpentTxOut(test.serialized,
|
|
&test.stxo, test.stxo.amount, test.stxo.height, test.stxo.index)
|
|
if reflect.TypeOf(err) != reflect.TypeOf(test.errType) {
|
|
t.Errorf("decodeSpentTxOut (%s): expected error type "+
|
|
"does not match - got %T, want %T", test.name,
|
|
err, test.errType)
|
|
continue
|
|
}
|
|
|
|
// Ensure the expected number of bytes read is returned.
|
|
if gotBytesRead != test.bytesRead {
|
|
t.Errorf("decodeSpentTxOut (%s): unexpected number of "+
|
|
"bytes read - got %d, want %d", test.name,
|
|
gotBytesRead, test.bytesRead)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestSpendJournalSerialization ensures serializing and deserializing spend
|
|
// journal entries works as expected.
|
|
func TestSpendJournalSerialization(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
entry []spentTxOut
|
|
blockTxns []*wire.MsgTx
|
|
utxoView *UtxoViewpoint
|
|
serialized []byte
|
|
}{
|
|
{
|
|
name: "No spends",
|
|
entry: nil,
|
|
blockTxns: nil,
|
|
utxoView: NewUtxoViewpoint(),
|
|
serialized: nil,
|
|
},
|
|
{
|
|
name: "One tx with one input spends last output of coinbase",
|
|
entry: []spentTxOut{{
|
|
amount: 5000000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("0511db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5c"),
|
|
compressed: true,
|
|
height: 9,
|
|
index: 0,
|
|
isCoinBase: true,
|
|
hasExpiry: false,
|
|
txFullySpent: true,
|
|
txType: 0,
|
|
txVersion: 1,
|
|
stakeExtra: nil,
|
|
}},
|
|
blockTxns: []*wire.MsgTx{{ // Coinbase omitted.
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("0437cd7f8525ceed2324359c2d0ba26006d92d856a9c20fa0241106ee5a597c9"),
|
|
Index: 0,
|
|
Tree: 0,
|
|
},
|
|
SignatureScript: hexToBytes("47304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd410220181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d0901"),
|
|
Sequence: 0xffffffff,
|
|
BlockHeight: 9,
|
|
BlockIndex: 0,
|
|
ValueIn: 5000000000,
|
|
}},
|
|
TxOut: []*wire.TxOut{{
|
|
Value: 1000000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("4104ae1a62fe09c5f51b13905f07f06b99a2f7159b2225f374cd378d71302fa28414e7aab37397f554a7df5f142c21c1b7303b8a0626f1baded5c72a704f7e6cd84cac"),
|
|
}, {
|
|
Value: 4000000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("410411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3ac"),
|
|
}},
|
|
LockTime: 0,
|
|
Expiry: 0,
|
|
}},
|
|
utxoView: NewUtxoViewpoint(),
|
|
serialized: hexToBytes("11000511db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5c01"),
|
|
},
|
|
{
|
|
name: "Two txns when one spends last output, one doesn't",
|
|
entry: []spentTxOut{{
|
|
amount: 34405000000,
|
|
height: 321,
|
|
index: 123,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("016edbc6c4d31bae9f1ccc38538a114bf42de65e86"),
|
|
compressed: true,
|
|
}, {
|
|
amount: 13761000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("01b2fb57eadf61e106a100a7445a8c3f67898841ec"),
|
|
compressed: true,
|
|
height: 3214,
|
|
index: 1234,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txFullySpent: true,
|
|
txType: 0,
|
|
txVersion: 1,
|
|
stakeExtra: nil,
|
|
}},
|
|
blockTxns: []*wire.MsgTx{{ // Coinbase omitted.
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("c0ed017828e59ad5ed3cf70ee7c6fb0f426433047462477dc7a5d470f987a537"),
|
|
Index: 1,
|
|
Tree: 0,
|
|
},
|
|
SignatureScript: hexToBytes("493046022100c167eead9840da4a033c9a56470d7794a9bb1605b377ebe5688499b39f94be59022100fb6345cab4324f9ea0b9ee9169337534834638d818129778370f7d378ee4a325014104d962cac5390f12ddb7539507065d0def320d68c040f2e73337c3a1aaaab7195cb5c4d02e0959624d534f3c10c3cf3d73ca5065ebd62ae986b04c6d090d32627c"),
|
|
Sequence: 0xffffffff,
|
|
BlockHeight: 321,
|
|
BlockIndex: 123,
|
|
ValueIn: 34405000000,
|
|
}},
|
|
TxOut: []*wire.TxOut{{
|
|
Value: 5000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("76a914f419b8db4ba65f3b6fcc233acb762ca6f51c23d488ac"),
|
|
}, {
|
|
Value: 34400000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("76a914cadf4fc336ab3c6a4610b75f31ba0676b7f663d288ac"),
|
|
}},
|
|
LockTime: 0,
|
|
Expiry: 0,
|
|
}, {
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("92fbe1d4be82f765dfabc9559d4620864b05cc897c4db0e29adac92d294e52b7"),
|
|
Index: 0,
|
|
Tree: 0,
|
|
},
|
|
SignatureScript: hexToBytes("483045022100e256743154c097465cf13e89955e1c9ff2e55c46051b627751dee0144183157e02201d8d4f02cde8496aae66768f94d35ce54465bd4ae8836004992d3216a93a13f00141049d23ce8686fe9b802a7a938e8952174d35dd2c2089d4112001ed8089023ab4f93a3c9fcd5bfeaa9727858bf640dc1b1c05ec3b434bb59837f8640e8810e87742"),
|
|
Sequence: 0xffffffff,
|
|
BlockHeight: 3214,
|
|
BlockIndex: 1234,
|
|
ValueIn: 13761000000,
|
|
}},
|
|
TxOut: []*wire.TxOut{{
|
|
Value: 5000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("76a914a983ad7c92c38fc0e2025212e9f972204c6e687088ac"),
|
|
}, {
|
|
Value: 13756000000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("76a914a6ebd69952ab486a7a300bfffdcb395dc7d47c2388ac"),
|
|
}},
|
|
LockTime: 0,
|
|
Expiry: 0,
|
|
}},
|
|
utxoView: &UtxoViewpoint{entries: map[chainhash.Hash]*UtxoEntry{
|
|
*newHashFromStr("c0ed017828e59ad5ed3cf70ee7c6fb0f426433047462477dc7a5d470f987a537"): {
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
height: 321,
|
|
index: 123,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
1: {
|
|
amount: 34405000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a9142084541c3931677527a7eafe56fd90207c344eb088ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
}},
|
|
serialized: hexToBytes("100001b2fb57eadf61e106a100a7445a8c3f67898841ec010000016edbc6c4d31bae9f1ccc38538a114bf42de65e86"),
|
|
},
|
|
{
|
|
name: "One tx, two inputs from same tx, neither spend last output",
|
|
entry: []spentTxOut{{
|
|
amount: 159747816,
|
|
height: 1111,
|
|
index: 2222,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("4151"),
|
|
compressed: true,
|
|
}, {
|
|
amount: 159747816,
|
|
height: 3333,
|
|
index: 4444,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("4151"),
|
|
compressed: true,
|
|
}},
|
|
blockTxns: []*wire.MsgTx{{ // Coinbase omitted.
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("c0ed017828e59ad5ed3cf70ee7c6fb0f426433047462477dc7a5d470f987a537"),
|
|
Index: 1,
|
|
},
|
|
SignatureScript: hexToBytes(""),
|
|
Sequence: 0xffffffff,
|
|
BlockHeight: 1111,
|
|
BlockIndex: 2222,
|
|
ValueIn: 159747816,
|
|
}, {
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("c0ed017828e59ad5ed3cf70ee7c6fb0f426433047462477dc7a5d470f987a537"),
|
|
Index: 2,
|
|
},
|
|
SignatureScript: hexToBytes(""),
|
|
Sequence: 0xffffffff,
|
|
BlockHeight: 3333,
|
|
BlockIndex: 4444,
|
|
ValueIn: 159747816,
|
|
}},
|
|
TxOut: []*wire.TxOut{{
|
|
Value: 165125632,
|
|
Version: 0,
|
|
PkScript: hexToBytes("51"),
|
|
}, {
|
|
Value: 154370000,
|
|
Version: 0,
|
|
PkScript: hexToBytes("51"),
|
|
}},
|
|
LockTime: 0,
|
|
Expiry: 0,
|
|
}},
|
|
utxoView: &UtxoViewpoint{entries: map[chainhash.Hash]*UtxoEntry{
|
|
*newHashFromStr("c0ed017828e59ad5ed3cf70ee7c6fb0f426433047462477dc7a5d470f987a537"): {
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
height: 100000,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 165712179,
|
|
pkScript: hexToBytes("51"),
|
|
},
|
|
},
|
|
},
|
|
}},
|
|
serialized: hexToBytes("0000415100004151"),
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
// Ensure the journal entry serializes to the expected value.
|
|
gotBytes, err := serializeSpendJournalEntry(test.entry)
|
|
if err != nil {
|
|
t.Errorf("serializeSpendJournalEntry #%d (%s) "+
|
|
"unexpected error: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
if !bytes.Equal(gotBytes, test.serialized) {
|
|
t.Errorf("serializeSpendJournalEntry #%d (%s): "+
|
|
"mismatched bytes - got %x, want %x", i,
|
|
test.name, gotBytes, test.serialized)
|
|
continue
|
|
}
|
|
|
|
// Deserialize to a spend journal entry.
|
|
gotEntry, err := deserializeSpendJournalEntry(test.serialized,
|
|
test.blockTxns)
|
|
if err != nil {
|
|
t.Errorf("deserializeSpendJournalEntry #%d (%s) "+
|
|
"unexpected error: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
|
|
// Ensure that the deserialized spend journal entry has the
|
|
// correct properties.
|
|
for j := range gotEntry {
|
|
if !reflect.DeepEqual(gotEntry[j], test.entry[j]) {
|
|
t.Errorf("deserializeSpendJournalEntry #%d (%s) "+
|
|
"mismatched entries in idx %v - got %v, want %v",
|
|
i, test.name, j, gotEntry[j], test.entry[j])
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestSpendJournalErrors performs negative tests against deserializing spend
|
|
// journal entries to ensure error paths work as expected.
|
|
func TestSpendJournalErrors(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
blockTxns []*wire.MsgTx
|
|
serialized []byte
|
|
errType error
|
|
}{
|
|
// Adapted from block 170 in main blockchain.
|
|
{
|
|
name: "Force assertion due to missing stxos",
|
|
blockTxns: []*wire.MsgTx{{ // Coinbase omitted.
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("0437cd7f8525ceed2324359c2d0ba26006d92d856a9c20fa0241106ee5a597c9"),
|
|
Index: 0,
|
|
},
|
|
SignatureScript: hexToBytes("47304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd410220181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d0901"),
|
|
Sequence: 0xffffffff,
|
|
}},
|
|
LockTime: 0,
|
|
}},
|
|
serialized: hexToBytes(""),
|
|
errType: AssertError(""),
|
|
},
|
|
{
|
|
name: "Force deserialization error in stxos",
|
|
blockTxns: []*wire.MsgTx{{ // Coinbase omitted.
|
|
SerType: wire.TxSerializeFull,
|
|
Version: 1,
|
|
TxIn: []*wire.TxIn{{
|
|
PreviousOutPoint: wire.OutPoint{
|
|
Hash: *newHashFromStr("0437cd7f8525ceed2324359c2d0ba26006d92d856a9c20fa0241106ee5a597c9"),
|
|
Index: 0,
|
|
},
|
|
SignatureScript: hexToBytes("47304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd410220181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d0901"),
|
|
Sequence: 0xffffffff,
|
|
}},
|
|
LockTime: 0,
|
|
}},
|
|
serialized: hexToBytes("1301320511db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the expected error type is returned and the returned
|
|
// slice is nil.
|
|
stxos, err := deserializeSpendJournalEntry(test.serialized,
|
|
test.blockTxns)
|
|
if reflect.TypeOf(err) != reflect.TypeOf(test.errType) {
|
|
t.Errorf("deserializeSpendJournalEntry (%s): expected "+
|
|
"error type does not match - got %T, want %T",
|
|
test.name, err, test.errType)
|
|
continue
|
|
}
|
|
if stxos != nil {
|
|
t.Errorf("deserializeSpendJournalEntry (%s): returned "+
|
|
"slice of spent transaction outputs is not nil",
|
|
test.name)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestUtxoSerialization ensures serializing and deserializing unspent
|
|
// transaction output entries works as expected.
|
|
func TestUtxoSerialization(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
entry *UtxoEntry
|
|
serialized []byte
|
|
}{
|
|
{
|
|
name: "Only output 0, coinbase, even uncomp pubkey",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: true,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 12345,
|
|
index: 54321,
|
|
stakeExtra: nil,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 5000000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("410496b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52da7589379515d4e0a604f8141781e62294721166bf621e73a82cbf2342c858eeac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01df3982a731010132000496b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52"),
|
|
},
|
|
{
|
|
name: "Only output 0, coinbase, odd uncomp pubkey",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: true,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 12345,
|
|
index: 54321,
|
|
stakeExtra: nil,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 5000000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("410496b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52258a76c86aea2b1f59fb07ebe87e19dd6b8dee99409de18c57d340dbbd37a341ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01df3982a731010132000596b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52"),
|
|
},
|
|
{
|
|
name: "Only output 1, not coinbase",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 55555,
|
|
index: 1,
|
|
stakeExtra: nil,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
1: {
|
|
amount: 1000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914ee8bd501094a7d5ca318da2506de35e1cb025ddc88ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("0182b103010002070000ee8bd501094a7d5ca318da2506de35e1cb025ddc"),
|
|
},
|
|
{
|
|
name: "Ticket with one output",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 1,
|
|
height: 55555,
|
|
index: 1,
|
|
stakeExtra: hexToBytes("030f001aba76a9140cdf9941c0c221243cb8672cd1ad2c4c0933850588ac0000206a1e1a221182c26bbae681e4d96d452794e1951e70a208520000000000000054b5f466001abd76a9146c4f8b15918566534d134be7d7004b7f481bf36988ac"),
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
1: {
|
|
amount: 1000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914ee8bd501094a7d5ca318da2506de35e1cb025ddc88ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("0182b103010402070000ee8bd501094a7d5ca318da2506de35e1cb025ddc030f001aba76a9140cdf9941c0c221243cb8672cd1ad2c4c0933850588ac0000206a1e1a221182c26bbae681e4d96d452794e1951e70a208520000000000000054b5f466001abd76a9146c4f8b15918566534d134be7d7004b7f481bf36988ac"),
|
|
},
|
|
{
|
|
name: "Only output 2, coinbase, non-zero script version",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: true,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 12345,
|
|
index: 1,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
2: {
|
|
amount: 100937281,
|
|
scriptVersion: 0xffff,
|
|
pkScript: hexToBytes("76a914da33f77cee27c2a975ed5124d7e4f7f97513510188ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01df390101000182b095bf4182fe7f00da33f77cee27c2a975ed5124d7e4f7f975135101"),
|
|
},
|
|
{
|
|
name: "outputs 0 and 2 not coinbase",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 99999,
|
|
index: 3,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 20000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e2ccd6ec7c6e2e581349c77e067385fa8236bf8a88ac"),
|
|
compressed: false,
|
|
},
|
|
2: {
|
|
amount: 15000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914b8025be1b3efc63b0ad48e7f9f10e87544528d5888ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01858c1f03000501120000e2ccd6ec7c6e2e581349c77e067385fa8236bf8a80090000b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
},
|
|
{
|
|
name: "outputs 0 and 2 not coinbase, has expiry",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: true,
|
|
txType: 0,
|
|
height: 99999,
|
|
index: 3,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 20000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e2ccd6ec7c6e2e581349c77e067385fa8236bf8a88ac"),
|
|
compressed: false,
|
|
},
|
|
2: {
|
|
amount: 15000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914b8025be1b3efc63b0ad48e7f9f10e87544528d5888ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01858c1f03020501120000e2ccd6ec7c6e2e581349c77e067385fa8236bf8a80090000b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
},
|
|
{
|
|
name: "outputs 0 and 2, not coinbase, 1 marked spent",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 12345,
|
|
index: 1,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 20000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e2ccd6ec7c6e2e581349c77e067385fa8236bf8a88ac"),
|
|
compressed: false,
|
|
},
|
|
1: { // This won't be serialized.
|
|
spent: true,
|
|
amount: 1000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e43031c3e46f20bf1ccee9553ce815de5a48467588ac"),
|
|
compressed: false,
|
|
},
|
|
2: {
|
|
amount: 15000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914b8025be1b3efc63b0ad48e7f9f10e87544528d5888ac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01df3901000501120000e2ccd6ec7c6e2e581349c77e067385fa8236bf8a80090000b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
},
|
|
{
|
|
name: "outputs 0 and 2, not coinbase, output 2 compressed",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 12345,
|
|
index: 1,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 20000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e2ccd6ec7c6e2e581349c77e067385fa8236bf8a88ac"),
|
|
compressed: false,
|
|
},
|
|
2: {
|
|
// Uncompressed Amount: 15000000
|
|
// Uncompressed PkScript: 76a914b8025be1b3efc63b0ad48e7f9f10e87544528d5888ac
|
|
amount: 137,
|
|
|
|
pkScript: hexToBytes("00b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
compressed: true,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("01df3901000501120000e2ccd6ec7c6e2e581349c77e067385fa8236bf8a884f0000b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
},
|
|
{
|
|
name: "outputs 0 and 2, not coinbase, output 2 compressed, packed indexes reversed",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 33333,
|
|
index: 21,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
amount: 20000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("76a914e2ccd6ec7c6e2e581349c77e067385fa8236bf8a88ac"),
|
|
compressed: false,
|
|
},
|
|
2: {
|
|
// Uncompressed Amount: 15000000
|
|
// Uncompressed PkScript: 76a914b8025be1b3efc63b0ad48e7f9f10e87544528d5888ac
|
|
amount: 137,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("00b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
compressed: true,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("0181833515000501120000e2ccd6ec7c6e2e581349c77e067385fa8236bf8a884f0000b8025be1b3efc63b0ad48e7f9f10e87544528d58"),
|
|
},
|
|
{
|
|
name: "Only output 0, coinbase, fully spent",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 33333,
|
|
index: 231,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
0: {
|
|
spent: true,
|
|
amount: 5000000000,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("410496b538e853519c726a2c91e61ec11600ae1390813a627c66fb8be7947be63c52da7589379515d4e0a604f8141781e62294721166bf621e73a82cbf2342c858eeac"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: nil,
|
|
},
|
|
{
|
|
name: "Only output 22, not coinbase",
|
|
entry: &UtxoEntry{
|
|
txVersion: 1,
|
|
isCoinBase: false,
|
|
hasExpiry: false,
|
|
txType: 0,
|
|
height: 3221,
|
|
index: 211,
|
|
sparseOutputs: map[uint32]*utxoOutput{
|
|
22: {
|
|
spent: false,
|
|
amount: 366875659,
|
|
scriptVersion: 0,
|
|
pkScript: hexToBytes("a9141dd46a006572d820e448e12d2bbb38640bc718e687"),
|
|
compressed: false,
|
|
},
|
|
},
|
|
},
|
|
serialized: hexToBytes("019815805300080000108ba5b9e76300011dd46a006572d820e448e12d2bbb38640bc718e6"),
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
// Ensure the utxo entry serializes to the expected value.
|
|
gotBytes, err := serializeUtxoEntry(test.entry)
|
|
if err != nil {
|
|
t.Errorf("serializeUtxoEntry #%d (%s) unexpected "+
|
|
"error: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
if !bytes.Equal(gotBytes, test.serialized) {
|
|
t.Errorf("serializeUtxoEntry #%d (%s): mismatched "+
|
|
"bytes - got %x, want %x", i, test.name,
|
|
gotBytes, test.serialized)
|
|
continue
|
|
}
|
|
|
|
// Don't try to deserialize if the test entry was fully spent
|
|
// since it will have a nil serialization.
|
|
if test.entry.IsFullySpent() {
|
|
continue
|
|
}
|
|
|
|
// Deserialize to a utxo entry.
|
|
utxoEntry, err := deserializeUtxoEntry(test.serialized)
|
|
if err != nil {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) unexpected "+
|
|
"error: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
|
|
// Ensure that the deserialized utxo entry has the same
|
|
// properties for the containing transaction and block height.
|
|
if utxoEntry.TxVersion() != test.entry.TxVersion() {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) mismatched "+
|
|
" txVersion: got %d, want %d", i, test.name,
|
|
utxoEntry.TxVersion(), test.entry.TxVersion())
|
|
continue
|
|
}
|
|
if utxoEntry.IsCoinBase() != test.entry.IsCoinBase() {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) mismatched "+
|
|
"coinbase flag: got %v, want %v", i, test.name,
|
|
utxoEntry.IsCoinBase(), test.entry.IsCoinBase())
|
|
continue
|
|
}
|
|
if utxoEntry.BlockHeight() != test.entry.BlockHeight() {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) mismatched "+
|
|
"block height: got %d, want %d", i, test.name,
|
|
utxoEntry.BlockHeight(),
|
|
test.entry.BlockHeight())
|
|
continue
|
|
}
|
|
if utxoEntry.IsFullySpent() != test.entry.IsFullySpent() {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) mismatched "+
|
|
"fully spent: got %v, want %v", i, test.name,
|
|
utxoEntry.IsFullySpent(),
|
|
test.entry.IsFullySpent())
|
|
continue
|
|
}
|
|
|
|
// Ensure all of the outputs in the test entry match the
|
|
// spentness of the output in the deserialized entry and the
|
|
// deserialized entry does not contain any additional utxos.
|
|
var numUnspent int
|
|
for outputIndex := range test.entry.sparseOutputs {
|
|
gotSpent := utxoEntry.IsOutputSpent(outputIndex)
|
|
wantSpent := test.entry.IsOutputSpent(outputIndex)
|
|
if !wantSpent {
|
|
numUnspent++
|
|
}
|
|
if gotSpent != wantSpent {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) output "+
|
|
"#%d: mismatched spent: got %v, want "+
|
|
"%v", i, test.name, outputIndex,
|
|
gotSpent, wantSpent)
|
|
continue
|
|
|
|
}
|
|
}
|
|
if len(utxoEntry.sparseOutputs) != numUnspent {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s): mismatched "+
|
|
"number of unspent outputs: got %d, want %d", i,
|
|
test.name, len(utxoEntry.sparseOutputs),
|
|
numUnspent)
|
|
continue
|
|
}
|
|
|
|
// Ensure all of the amounts and scripts of the utxos in the
|
|
// deserialized entry match the ones in the test entry.
|
|
for outputIndex := range utxoEntry.sparseOutputs {
|
|
gotAmount := utxoEntry.AmountByIndex(outputIndex)
|
|
wantAmount := test.entry.AmountByIndex(outputIndex)
|
|
if gotAmount != wantAmount {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) "+
|
|
"output #%d: mismatched amounts: got "+
|
|
"%d, want %d", i, test.name,
|
|
outputIndex, gotAmount, wantAmount)
|
|
continue
|
|
}
|
|
|
|
gotPkScript := utxoEntry.PkScriptByIndex(outputIndex)
|
|
wantPkScript := test.entry.PkScriptByIndex(outputIndex)
|
|
if !bytes.Equal(gotPkScript, wantPkScript) {
|
|
t.Errorf("deserializeUtxoEntry #%d (%s) "+
|
|
"output #%d mismatched scripts: got "+
|
|
"%x, want %x", i, test.name,
|
|
outputIndex, gotPkScript, wantPkScript)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestUtxoEntryDeserializeErrors performs negative tests against deserializing
|
|
// unspent transaction outputs to ensure error paths work as expected.
|
|
func TestUtxoEntryDeserializeErrors(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
serialized []byte
|
|
errType error
|
|
}{
|
|
{
|
|
name: "no data after version",
|
|
serialized: hexToBytes("01"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
{
|
|
name: "no data after block height",
|
|
serialized: hexToBytes("0101"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
{
|
|
name: "no data after header code",
|
|
serialized: hexToBytes("010102"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
{
|
|
name: "not enough bytes for unspentness bitmap",
|
|
serialized: hexToBytes("01017800"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
{
|
|
name: "incomplete compressed txout",
|
|
serialized: hexToBytes("01010232"),
|
|
errType: errDeserialize(""),
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the expected error type is returned and the returned
|
|
// entry is nil.
|
|
entry, err := deserializeUtxoEntry(test.serialized)
|
|
if reflect.TypeOf(err) != reflect.TypeOf(test.errType) {
|
|
t.Errorf("deserializeUtxoEntry (%s): expected error "+
|
|
"type does not match - got %T, want %T",
|
|
test.name, err, test.errType)
|
|
continue
|
|
}
|
|
if entry != nil {
|
|
t.Errorf("deserializeUtxoEntry (%s): returned entry "+
|
|
"is not nil", test.name)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestBestChainStateSerialization ensures serializing and deserializing the
|
|
// best chain state works as expected.
|
|
func TestBestChainStateSerialization(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
workSum := new(big.Int)
|
|
tests := []struct {
|
|
name string
|
|
state bestChainState
|
|
serialized []byte
|
|
}{
|
|
{
|
|
name: "genesis",
|
|
state: bestChainState{
|
|
hash: *newHashFromStr("000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f"),
|
|
height: 0,
|
|
totalTxns: 1,
|
|
totalSubsidy: 0,
|
|
workSum: func() *big.Int {
|
|
workSum.Add(workSum, standalone.CalcWork(486604799))
|
|
return new(big.Int).Set(workSum)
|
|
}(), // 0x0100010001
|
|
},
|
|
serialized: hexToBytes("6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000001000000000000000000000000000000050000000100010001"),
|
|
},
|
|
{
|
|
name: "block 1",
|
|
state: bestChainState{
|
|
hash: *newHashFromStr("00000000839a8e6886ab5951d76f411475428afc90947ee320161bbf18eb6048"),
|
|
height: 1,
|
|
totalTxns: 2,
|
|
totalSubsidy: 123456789,
|
|
workSum: func() *big.Int {
|
|
workSum.Add(workSum, standalone.CalcWork(486604799))
|
|
return new(big.Int).Set(workSum)
|
|
}(), // 0x0200020002,
|
|
},
|
|
serialized: hexToBytes("4860eb18bf1b1620e37e9490fc8a427514416fd75159ab86688e9a830000000001000000020000000000000015cd5b0700000000050000000200020002"),
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
// Ensure the state serializes to the expected value.
|
|
gotBytes := serializeBestChainState(test.state)
|
|
if !bytes.Equal(gotBytes, test.serialized) {
|
|
t.Errorf("serializeBestChainState #%d (%s): mismatched "+
|
|
"bytes - got %x, want %x", i, test.name,
|
|
gotBytes, test.serialized)
|
|
continue
|
|
}
|
|
|
|
// Ensure the serialized bytes are decoded back to the expected
|
|
// state.
|
|
state, err := deserializeBestChainState(test.serialized)
|
|
if err != nil {
|
|
t.Errorf("deserializeBestChainState #%d (%s) "+
|
|
"unexpected error: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
if !reflect.DeepEqual(state, test.state) {
|
|
t.Errorf("deserializeBestChainState #%d (%s) "+
|
|
"mismatched state - got %v, want %v", i,
|
|
test.name, state, test.state)
|
|
continue
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestBestChainStateDeserializeErrors performs negative tests against
|
|
// deserializing the chain state to ensure error paths work as expected.
|
|
func TestBestChainStateDeserializeErrors(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
tests := []struct {
|
|
name string
|
|
serialized []byte
|
|
errType error
|
|
}{
|
|
{
|
|
name: "nothing serialized",
|
|
serialized: hexToBytes(""),
|
|
errType: database.Error{ErrorCode: database.ErrCorruption},
|
|
},
|
|
{
|
|
name: "short data in hash",
|
|
serialized: hexToBytes("0000"),
|
|
errType: database.Error{ErrorCode: database.ErrCorruption},
|
|
},
|
|
{
|
|
name: "short data in work sum",
|
|
serialized: hexToBytes("6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000001000000000000000500000001000100"),
|
|
errType: database.Error{ErrorCode: database.ErrCorruption},
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
// Ensure the expected error type and code is returned.
|
|
_, err := deserializeBestChainState(test.serialized)
|
|
if reflect.TypeOf(err) != reflect.TypeOf(test.errType) {
|
|
t.Errorf("deserializeBestChainState (%s): expected "+
|
|
"error type does not match - got %T, want %T",
|
|
test.name, err, test.errType)
|
|
continue
|
|
}
|
|
if derr, ok := err.(database.Error); ok {
|
|
tderr := test.errType.(database.Error)
|
|
if derr.ErrorCode != tderr.ErrorCode {
|
|
t.Errorf("deserializeBestChainState (%s): "+
|
|
"wrong error code got: %v, want: %v",
|
|
test.name, derr.ErrorCode,
|
|
tderr.ErrorCode)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
}
|