kaspad/wire/blockheader_test.go
stasatdaglabs b1d3ca0206 [NOD-177] Remove idMerkleRoot (#299)
* [NOD-177] Removed references to idMerkleRoot.

* [NOD-177] Generated new genesis hashes.

* [NOD-177] Generated new blk_ blocks.

* [NOD-177] Fixed TestHaveBlock.

* [NOD-177] Fixed The rest of the tests.

* [NOD-177] Fixed a couple of comments and a duplicate test.

* [NOD-177] Fixed blocks1-256.bz2.
2019-05-15 16:16:57 +03:00

347 lines
11 KiB
Go

// Copyright (c) 2013-2016 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package wire
import (
"bytes"
"reflect"
"testing"
"time"
"github.com/daglabs/btcd/util/daghash"
"github.com/daglabs/btcd/util/random"
"github.com/davecgh/go-spew/spew"
)
// TestBlockHeader tests the BlockHeader API.
func TestBlockHeader(t *testing.T) {
nonce, err := random.Uint64()
if err != nil {
t.Errorf("random.Uint64: Error generating nonce: %v", err)
}
hashes := []*daghash.Hash{mainNetGenesisHash, simNetGenesisHash}
merkleHash := mainNetGenesisMerkleRoot
acceptedIDMerkleRoot := exampleAcceptedIDMerkleRoot
bits := uint32(0x1d00ffff)
bh := NewBlockHeader(1, hashes, merkleHash, acceptedIDMerkleRoot, exampleUTXOCommitment, bits, nonce)
// Ensure we get the same data back out.
if !reflect.DeepEqual(bh.ParentHashes, hashes) {
t.Errorf("NewBlockHeader: wrong prev hashes - got %v, want %v",
spew.Sprint(bh.ParentHashes), spew.Sprint(hashes))
}
if !bh.HashMerkleRoot.IsEqual(merkleHash) {
t.Errorf("NewBlockHeader: wrong merkle root - got %v, want %v",
spew.Sprint(bh.HashMerkleRoot), spew.Sprint(merkleHash))
}
if bh.Bits != bits {
t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
bh.Bits, bits)
}
if bh.Nonce != nonce {
t.Errorf("NewBlockHeader: wrong nonce - got %v, want %v",
bh.Nonce, nonce)
}
}
// TestBlockHeaderWire tests the BlockHeader wire encode and decode for various
// protocol versions.
func TestBlockHeaderWire(t *testing.T) {
nonce := uint64(123123) // 0x000000000001e0f3
pver := ProtocolVersion
// baseBlockHdr is used in the various tests as a baseline BlockHeader.
bits := uint32(0x1d00ffff)
baseBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{mainNetGenesisHash, simNetGenesisHash},
HashMerkleRoot: mainNetGenesisMerkleRoot,
AcceptedIDMerkleRoot: exampleAcceptedIDMerkleRoot,
UTXOCommitment: exampleUTXOCommitment,
Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
Bits: bits,
Nonce: nonce,
}
// baseBlockHdrEncoded is the wire encoded bytes of baseBlockHdr.
baseBlockHdrEncoded := []byte{
0x01, 0x00, 0x00, 0x00, // Version 1
0x02, // NumParentBlocks
0xdc, 0x5f, 0x5b, 0x5b, 0x1d, 0xc2, 0xa7, 0x25, // mainNetGenesisHash
0x49, 0xd5, 0x1d, 0x4d, 0xee, 0xd7, 0xa4, 0x8b,
0xaf, 0xd3, 0x14, 0x4b, 0x56, 0x78, 0x98, 0xb1,
0x8c, 0xfd, 0x9f, 0x69, 0xdd, 0xcf, 0xbb, 0x63,
0xf6, 0x7a, 0xd7, 0x69, 0x5d, 0x9b, 0x66, 0x2a, // simNetGenesisHash
0x72, 0xff, 0x3d, 0x8e, 0xdb, 0xbb, 0x2d, 0xe0,
0xbf, 0xa6, 0x7b, 0x13, 0x97, 0x4b, 0xb9, 0x91,
0x0d, 0x11, 0x6d, 0x5c, 0xbd, 0x86, 0x3e, 0x68,
0x4a, 0x5e, 0x1e, 0x4b, 0xaa, 0xb8, 0x9f, 0x3a, // HashMerkleRoot
0x32, 0x51, 0x8a, 0x88, 0xc3, 0x1b, 0xc8, 0x7f,
0x61, 0x8f, 0x76, 0x67, 0x3e, 0x2c, 0xc7, 0x7a,
0xb2, 0x12, 0x7b, 0x7a, 0xfd, 0xed, 0xa3, 0x3b,
0x09, 0x3B, 0xC7, 0xE3, 0x67, 0x11, 0x7B, 0x3C, // AcceptedIDMerkleRoot
0x30, 0xC1, 0xF8, 0xFD, 0xD0, 0xD9, 0x72, 0x87,
0x7F, 0x16, 0xC5, 0x96, 0x2E, 0x8B, 0xD9, 0x63,
0x65, 0x9C, 0x79, 0x3C, 0xE3, 0x70, 0xD9, 0x5F,
0x10, 0x3B, 0xC7, 0xE3, 0x67, 0x11, 0x7B, 0x3C, // UTXOCommitment
0x30, 0xC1, 0xF8, 0xFD, 0xD0, 0xD9, 0x72, 0x87,
0x7F, 0x16, 0xC5, 0x96, 0x2E, 0x8B, 0xD9, 0x63,
0x65, 0x9C, 0x79, 0x3C, 0xE3, 0x70, 0xD9, 0x5F,
0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
0xff, 0xff, 0x00, 0x1d, // Bits
0xf3, 0xe0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, // Fake Nonce. TODO: (Ori) Replace to a real nonce
}
tests := []struct {
in *BlockHeader // Data to encode
out *BlockHeader // Expected decoded data
buf []byte // Wire encoding
pver uint32 // Protocol version for wire encoding
}{
// Latest protocol version.
{
baseBlockHdr,
baseBlockHdr,
baseBlockHdrEncoded,
ProtocolVersion,
},
}
t.Logf("Running %d tests", len(tests))
for i, test := range tests {
// Encode to wire format.
var buf bytes.Buffer
err := writeBlockHeader(&buf, test.pver, test.in)
if err != nil {
t.Errorf("writeBlockHeader #%d error %v", i, err)
continue
}
if !bytes.Equal(buf.Bytes(), test.buf) {
t.Errorf("writeBlockHeader #%d\n got: %s want: %s", i,
spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
continue
}
buf.Reset()
err = test.in.BtcEncode(&buf, pver)
if err != nil {
t.Errorf("BtcEncode #%d error %v", i, err)
continue
}
if !bytes.Equal(buf.Bytes(), test.buf) {
t.Errorf("BtcEncode #%d\n got: %s want: %s", i,
spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
continue
}
// Decode the block header from wire format.
var bh BlockHeader
rbuf := bytes.NewReader(test.buf)
err = readBlockHeader(rbuf, test.pver, &bh)
if err != nil {
t.Errorf("readBlockHeader #%d error %v", i, err)
continue
}
if !reflect.DeepEqual(&bh, test.out) {
t.Errorf("readBlockHeader #%d\n got: %s want: %s", i,
spew.Sdump(&bh), spew.Sdump(test.out))
continue
}
rbuf = bytes.NewReader(test.buf)
err = bh.BtcDecode(rbuf, pver)
if err != nil {
t.Errorf("BtcDecode #%d error %v", i, err)
continue
}
if !reflect.DeepEqual(&bh, test.out) {
t.Errorf("BtcDecode #%d\n got: %s want: %s", i,
spew.Sdump(&bh), spew.Sdump(test.out))
continue
}
}
}
// TestBlockHeaderSerialize tests BlockHeader serialize and deserialize.
func TestBlockHeaderSerialize(t *testing.T) {
nonce := uint64(123123) // 0x01e0f3
// baseBlockHdr is used in the various tests as a baseline BlockHeader.
bits := uint32(0x1d00ffff)
baseBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{mainNetGenesisHash, simNetGenesisHash},
HashMerkleRoot: mainNetGenesisMerkleRoot,
AcceptedIDMerkleRoot: exampleAcceptedIDMerkleRoot,
UTXOCommitment: exampleUTXOCommitment,
Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
Bits: bits,
Nonce: nonce,
}
// baseBlockHdrEncoded is the wire encoded bytes of baseBlockHdr.
baseBlockHdrEncoded := []byte{
0x01, 0x00, 0x00, 0x00, // Version 1
0x02, // NumParentBlocks
0xdc, 0x5f, 0x5b, 0x5b, 0x1d, 0xc2, 0xa7, 0x25, // mainNetGenesisHash
0x49, 0xd5, 0x1d, 0x4d, 0xee, 0xd7, 0xa4, 0x8b,
0xaf, 0xd3, 0x14, 0x4b, 0x56, 0x78, 0x98, 0xb1,
0x8c, 0xfd, 0x9f, 0x69, 0xdd, 0xcf, 0xbb, 0x63,
0xf6, 0x7a, 0xd7, 0x69, 0x5d, 0x9b, 0x66, 0x2a, // simNetGenesisHash
0x72, 0xff, 0x3d, 0x8e, 0xdb, 0xbb, 0x2d, 0xe0,
0xbf, 0xa6, 0x7b, 0x13, 0x97, 0x4b, 0xb9, 0x91,
0x0d, 0x11, 0x6d, 0x5c, 0xbd, 0x86, 0x3e, 0x68,
0x4a, 0x5e, 0x1e, 0x4b, 0xaa, 0xb8, 0x9f, 0x3a, // HashMerkleRoot
0x32, 0x51, 0x8a, 0x88, 0xc3, 0x1b, 0xc8, 0x7f,
0x61, 0x8f, 0x76, 0x67, 0x3e, 0x2c, 0xc7, 0x7a,
0xb2, 0x12, 0x7b, 0x7a, 0xfd, 0xed, 0xa3, 0x3b,
0x09, 0x3B, 0xC7, 0xE3, 0x67, 0x11, 0x7B, 0x3C, // AcceptedIDMerkleRoot
0x30, 0xC1, 0xF8, 0xFD, 0xD0, 0xD9, 0x72, 0x87,
0x7F, 0x16, 0xC5, 0x96, 0x2E, 0x8B, 0xD9, 0x63,
0x65, 0x9C, 0x79, 0x3C, 0xE3, 0x70, 0xD9, 0x5F,
0x10, 0x3B, 0xC7, 0xE3, 0x67, 0x11, 0x7B, 0x3C, // UTXOCommitment
0x30, 0xC1, 0xF8, 0xFD, 0xD0, 0xD9, 0x72, 0x87,
0x7F, 0x16, 0xC5, 0x96, 0x2E, 0x8B, 0xD9, 0x63,
0x65, 0x9C, 0x79, 0x3C, 0xE3, 0x70, 0xD9, 0x5F,
0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
0xff, 0xff, 0x00, 0x1d, // Bits
0xf3, 0xe0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, // Fake Nonce. TODO: (Ori) Replace to a real nonce
}
tests := []struct {
in *BlockHeader // Data to encode
out *BlockHeader // Expected decoded data
buf []byte // Serialized data
}{
{
baseBlockHdr,
baseBlockHdr,
baseBlockHdrEncoded,
},
}
t.Logf("Running %d tests", len(tests))
for i, test := range tests {
// Serialize the block header.
var buf bytes.Buffer
err := test.in.Serialize(&buf)
if err != nil {
t.Errorf("Serialize #%d error %v", i, err)
continue
}
if !bytes.Equal(buf.Bytes(), test.buf) {
t.Errorf("Serialize #%d\n got: %s want: %s", i,
spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
continue
}
// Deserialize the block header.
var bh BlockHeader
rbuf := bytes.NewReader(test.buf)
err = bh.Deserialize(rbuf)
if err != nil {
t.Errorf("Deserialize #%d error %v", i, err)
continue
}
if !reflect.DeepEqual(&bh, test.out) {
t.Errorf("Deserialize #%d\n got: %s want: %s", i,
spew.Sdump(&bh), spew.Sdump(test.out))
continue
}
}
}
// TestBlockHeaderSerializeSize performs tests to ensure the serialize size for
// various block headers is accurate.
func TestBlockHeaderSerializeSize(t *testing.T) {
nonce := uint64(123123) // 0x1e0f3
bits := uint32(0x1d00ffff)
timestamp := time.Unix(0x495fab29, 0) // 2009-01-03 12:15:05 -0600 CST
baseBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{mainNetGenesisHash, simNetGenesisHash},
HashMerkleRoot: mainNetGenesisMerkleRoot,
AcceptedIDMerkleRoot: &daghash.ZeroHash,
UTXOCommitment: &daghash.ZeroHash,
Timestamp: timestamp,
Bits: bits,
Nonce: nonce,
}
genesisBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{},
HashMerkleRoot: mainNetGenesisMerkleRoot,
AcceptedIDMerkleRoot: &daghash.ZeroHash,
UTXOCommitment: &daghash.ZeroHash,
Timestamp: timestamp,
Bits: bits,
Nonce: nonce,
}
tests := []struct {
in *BlockHeader // Block header to encode
size int // Expected serialized size
}{
// Block with no transactions.
{genesisBlockHdr, 121},
// First block in the mainnet block DAG.
{baseBlockHdr, 185},
}
t.Logf("Running %d tests", len(tests))
for i, test := range tests {
serializedSize := test.in.SerializeSize()
if serializedSize != test.size {
t.Errorf("BlockHeader.SerializeSize: #%d got: %d, want: "+
"%d", i, serializedSize, test.size)
continue
}
}
}
func TestIsGenesis(t *testing.T) {
nonce := uint64(123123) // 0x1e0f3
bits := uint32(0x1d00ffff)
timestamp := time.Unix(0x495fab29, 0) // 2009-01-03 12:15:05 -0600 CST
baseBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{mainNetGenesisHash, simNetGenesisHash},
HashMerkleRoot: mainNetGenesisMerkleRoot,
Timestamp: timestamp,
Bits: bits,
Nonce: nonce,
}
genesisBlockHdr := &BlockHeader{
Version: 1,
ParentHashes: []*daghash.Hash{},
HashMerkleRoot: mainNetGenesisMerkleRoot,
Timestamp: timestamp,
Bits: bits,
Nonce: nonce,
}
tests := []struct {
in *BlockHeader // Block header to encode
isGenesis bool // Expected result for call of .IsGenesis
}{
{genesisBlockHdr, true},
{baseBlockHdr, false},
}
t.Logf("Running %d tests", len(tests))
for i, test := range tests {
isGenesis := test.in.IsGenesis()
if isGenesis != test.isGenesis {
t.Errorf("BlockHeader.IsGenesis: #%d got: %t, want: %t",
i, isGenesis, test.isGenesis)
}
}
}