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Golang wire.NewBlockHeader函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/btcsuite/btcd/wire.NewBlockHeader函数的典型用法代码示例。如果您正苦于以下问题:Golang NewBlockHeader函数的具体用法?Golang NewBlockHeader怎么用?Golang NewBlockHeader使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了NewBlockHeader函数的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestMerkleBlockCrossProtocol

// TestMerkleBlockCrossProtocol tests the MsgMerkleBlock API when encoding with
// the latest protocol version and decoding with BIP0031Version.
func TestMerkleBlockCrossProtocol(t *testing.T) {
	// Block 1 header.
	prevHash := &blockOne.Header.PrevBlock
	merkleHash := &blockOne.Header.MerkleRoot
	bits := blockOne.Header.Bits
	nonce := blockOne.Header.Nonce
	bh := wire.NewBlockHeader(prevHash, merkleHash, bits, nonce)

	msg := wire.NewMsgMerkleBlock(bh)

	// Encode with latest protocol version.
	var buf bytes.Buffer
	err := msg.BtcEncode(&buf, wire.ProtocolVersion)
	if err != nil {
		t.Errorf("encode of NewMsgFilterLoad failed %v err <%v>", msg,
			err)
	}

	// Decode with old protocol version.
	var readmsg wire.MsgFilterLoad
	err = readmsg.BtcDecode(&buf, wire.BIP0031Version)
	if err == nil {
		t.Errorf("decode of MsgFilterLoad succeeded when it shouldn't have %v",
			msg)
	}
}
开发者ID:jimmysong,项目名称:btcd,代码行数:28,代码来源:msgmerkleblock_test.go


示例2: TestBlockHeader

// TestBlockHeader tests the BlockHeader API.
func TestBlockHeader(t *testing.T) {
	nonce64, err := wire.RandomUint64()
	if err != nil {
		t.Errorf("RandomUint64: Error generating nonce: %v", err)
	}
	nonce := uint32(nonce64)

	hash := mainNetGenesisHash
	merkleHash := mainNetGenesisMerkleRoot
	bits := uint32(0x1d00ffff)
	bh := wire.NewBlockHeader(&hash, &merkleHash, bits, nonce)

	// Ensure we get the same data back out.
	if !bh.PrevBlock.IsEqual(&hash) {
		t.Errorf("NewBlockHeader: wrong prev hash - got %v, want %v",
			spew.Sprint(bh.PrevBlock), spew.Sprint(hash))
	}
	if !bh.MerkleRoot.IsEqual(&merkleHash) {
		t.Errorf("NewBlockHeader: wrong merkle root - got %v, want %v",
			spew.Sprint(bh.MerkleRoot), 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)
	}
}
开发者ID:cdecker,项目名称:btcd,代码行数:31,代码来源:blockheader_test.go


示例3: TestBlock

// TestBlock tests the MsgBlock API.
func TestBlock(t *testing.T) {
	pver := wire.ProtocolVersion

	// Block 1 header.
	prevHash := &blockOne.Header.PrevBlock
	merkleHash := &blockOne.Header.MerkleRoot
	bits := blockOne.Header.Bits
	nonce := blockOne.Header.Nonce
	bh := wire.NewBlockHeader(prevHash, merkleHash, bits, nonce)

	// Ensure the command is expected value.
	wantCmd := "block"
	msg := wire.NewMsgBlock(bh)
	if cmd := msg.Command(); cmd != wantCmd {
		t.Errorf("NewMsgBlock: wrong command - got %v want %v",
			cmd, wantCmd)
	}

	// Ensure max payload is expected value for latest protocol version.
	// Num addresses (varInt) + max allowed addresses.
	wantPayload := uint32(1000000)
	maxPayload := msg.MaxPayloadLength(pver)
	if maxPayload != wantPayload {
		t.Errorf("MaxPayloadLength: wrong max payload length for "+
			"protocol version %d - got %v, want %v", pver,
			maxPayload, wantPayload)
	}

	// Ensure we get the same block header data back out.
	if !reflect.DeepEqual(&msg.Header, bh) {
		t.Errorf("NewMsgBlock: wrong block header - got %v, want %v",
			spew.Sdump(&msg.Header), spew.Sdump(bh))
	}

	// Ensure transactions are added properly.
	tx := blockOne.Transactions[0].Copy()
	msg.AddTransaction(tx)
	if !reflect.DeepEqual(msg.Transactions, blockOne.Transactions) {
		t.Errorf("AddTransaction: wrong transactions - got %v, want %v",
			spew.Sdump(msg.Transactions),
			spew.Sdump(blockOne.Transactions))
	}

	// Ensure transactions are properly cleared.
	msg.ClearTransactions()
	if len(msg.Transactions) != 0 {
		t.Errorf("ClearTransactions: wrong transactions - got %v, want %v",
			len(msg.Transactions), 0)
	}

	return
}
开发者ID:Wishing-Wall,项目名称:wishingwall,代码行数:53,代码来源:msgblock_test.go


示例4: TestPeerListeners


//.........这里部分代码省略.........
		}
	}

	tests := []struct {
		listener string
		msg      wire.Message
	}{
		{
			"OnGetAddr",
			wire.NewMsgGetAddr(),
		},
		{
			"OnAddr",
			wire.NewMsgAddr(),
		},
		{
			"OnPing",
			wire.NewMsgPing(42),
		},
		{
			"OnPong",
			wire.NewMsgPong(42),
		},
		{
			"OnAlert",
			wire.NewMsgAlert([]byte("payload"), []byte("signature")),
		},
		{
			"OnMemPool",
			wire.NewMsgMemPool(),
		},
		{
			"OnTx",
			wire.NewMsgTx(),
		},
		{
			"OnBlock",
			wire.NewMsgBlock(wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 1, 1)),
		},
		{
			"OnInv",
			wire.NewMsgInv(),
		},
		{
			"OnHeaders",
			wire.NewMsgHeaders(),
		},
		{
			"OnNotFound",
			wire.NewMsgNotFound(),
		},
		{
			"OnGetData",
			wire.NewMsgGetData(),
		},
		{
			"OnGetBlocks",
			wire.NewMsgGetBlocks(&wire.ShaHash{}),
		},
		{
			"OnGetHeaders",
			wire.NewMsgGetHeaders(),
		},
		{
			"OnFilterAdd",
			wire.NewMsgFilterAdd([]byte{0x01}),
		},
		{
			"OnFilterClear",
			wire.NewMsgFilterClear(),
		},
		{
			"OnFilterLoad",
			wire.NewMsgFilterLoad([]byte{0x01}, 10, 0, wire.BloomUpdateNone),
		},
		{
			"OnMerkleBlock",
			wire.NewMsgMerkleBlock(wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 1, 1)),
		},
		// only one version message is allowed
		// only one verack message is allowed
		{
			"OnMsgReject",
			wire.NewMsgReject("block", wire.RejectDuplicate, "dupe block"),
		},
	}
	t.Logf("Running %d tests", len(tests))
	for _, test := range tests {
		// Queue the test message
		outPeer.QueueMessage(test.msg, nil)
		select {
		case <-ok:
		case <-time.After(time.Second * 1):
			t.Errorf("TestPeerListeners: %s timeout", test.listener)
			return
		}
	}
	inPeer.Disconnect()
	outPeer.Disconnect()
}
开发者ID:dan-da,项目名称:btcd,代码行数:101,代码来源:peer_test.go


示例5: TestLimitAndSkipFetchTxsForAddr

func TestLimitAndSkipFetchTxsForAddr(t *testing.T) {
	testDb, err := setUpTestDb(t, "tstdbtxaddr")
	if err != nil {
		t.Errorf("Failed to open test database %v", err)
		return
	}
	defer testDb.cleanUpFunc()

	// Insert a block with some fake test transactions. The block will have
	// 10 copies of a fake transaction involving same address.
	addrString := "1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa"
	targetAddr, err := btcutil.DecodeAddress(addrString, &chaincfg.MainNetParams)
	if err != nil {
		t.Fatalf("Unable to decode test address: %v", err)
	}
	outputScript, err := txscript.PayToAddrScript(targetAddr)
	if err != nil {
		t.Fatalf("Unable make test pkScript %v", err)
	}
	fakeTxOut := wire.NewTxOut(10, outputScript)
	var emptyHash wire.ShaHash
	fakeHeader := wire.NewBlockHeader(&emptyHash, &emptyHash, 1, 1)
	msgBlock := wire.NewMsgBlock(fakeHeader)
	for i := 0; i < 10; i++ {
		mtx := wire.NewMsgTx()
		mtx.AddTxOut(fakeTxOut)
		msgBlock.AddTransaction(mtx)
	}

	// Insert the test block into the DB.
	testBlock := btcutil.NewBlock(msgBlock)
	newheight, err := testDb.db.InsertBlock(testBlock)
	if err != nil {
		t.Fatalf("Unable to insert block into db: %v", err)
	}

	// Create and insert an address index for out test addr.
	txLoc, _ := testBlock.TxLoc()
	index := make(database.BlockAddrIndex)
	for i := range testBlock.Transactions() {
		var hash160 [ripemd160.Size]byte
		scriptAddr := targetAddr.ScriptAddress()
		copy(hash160[:], scriptAddr[:])
		index[hash160] = append(index[hash160], &txLoc[i])
	}
	blkSha := testBlock.Sha()
	err = testDb.db.UpdateAddrIndexForBlock(blkSha, newheight, index)
	if err != nil {
		t.Fatalf("UpdateAddrIndexForBlock: failed to index"+
			" addrs for block #%d (%s) "+
			"err %v", newheight, blkSha, err)
		return
	}

	// Try skipping the first 4 results, should get 6 in return.
	txReply, err := testDb.db.FetchTxsForAddr(targetAddr, 4, 100000)
	if err != nil {
		t.Fatalf("Unable to fetch transactions for address: %v", err)
	}
	if len(txReply) != 6 {
		t.Fatalf("Did not correctly skip forward in txs for address reply"+
			" got %v txs, expected %v", len(txReply), 6)
	}

	// Limit the number of results to 3.
	txReply, err = testDb.db.FetchTxsForAddr(targetAddr, 0, 3)
	if err != nil {
		t.Fatalf("Unable to fetch transactions for address: %v", err)
	}
	if len(txReply) != 3 {
		t.Fatalf("Did not correctly limit in txs for address reply"+
			" got %v txs, expected %v", len(txReply), 3)
	}

	// Skip 1, limit 5.
	txReply, err = testDb.db.FetchTxsForAddr(targetAddr, 1, 5)
	if err != nil {
		t.Fatalf("Unable to fetch transactions for address: %v", err)
	}
	if len(txReply) != 5 {
		t.Fatalf("Did not correctly limit in txs for address reply"+
			" got %v txs, expected %v", len(txReply), 5)
	}
}
开发者ID:Cleawing,项目名称:btcd,代码行数:84,代码来源:operational_test.go


示例6: TestHeadersWire

// TestHeadersWire tests the MsgHeaders wire encode and decode for various
// numbers of headers and protocol versions.
func TestHeadersWire(t *testing.T) {
	hash := mainNetGenesisHash
	merkleHash := blockOne.Header.MerkleRoot
	bits := uint32(0x1d00ffff)
	nonce := uint32(0x9962e301)
	bh := wire.NewBlockHeader(&hash, &merkleHash, bits, nonce)
	bh.Version = blockOne.Header.Version
	bh.Timestamp = blockOne.Header.Timestamp

	// Empty headers message.
	noHeaders := wire.NewMsgHeaders()
	noHeadersEncoded := []byte{
		0x00, // Varint for number of headers
	}

	// Headers message with one header.
	oneHeader := wire.NewMsgHeaders()
	oneHeader.AddBlockHeader(bh)
	oneHeaderEncoded := []byte{
		0x01,                   // VarInt for number of headers.
		0x01, 0x00, 0x00, 0x00, // Version 1
		0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
		0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
		0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
		0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, // PrevBlock
		0x98, 0x20, 0x51, 0xfd, 0x1e, 0x4b, 0xa7, 0x44,
		0xbb, 0xbe, 0x68, 0x0e, 0x1f, 0xee, 0x14, 0x67,
		0x7b, 0xa1, 0xa3, 0xc3, 0x54, 0x0b, 0xf7, 0xb1,
		0xcd, 0xb6, 0x06, 0xe8, 0x57, 0x23, 0x3e, 0x0e, // MerkleRoot
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x01, 0xe3, 0x62, 0x99, // Nonce
		0x00, // TxnCount (0 for headers message)
	}

	tests := []struct {
		in   *wire.MsgHeaders // Message to encode
		out  *wire.MsgHeaders // Expected decoded message
		buf  []byte           // Wire encoding
		pver uint32           // Protocol version for wire encoding
	}{
		// Latest protocol version with no headers.
		{
			noHeaders,
			noHeaders,
			noHeadersEncoded,
			wire.ProtocolVersion,
		},

		// Latest protocol version with one header.
		{
			oneHeader,
			oneHeader,
			oneHeaderEncoded,
			wire.ProtocolVersion,
		},

		// Protocol version BIP0035Version with no headers.
		{
			noHeaders,
			noHeaders,
			noHeadersEncoded,
			wire.BIP0035Version,
		},

		// Protocol version BIP0035Version with one header.
		{
			oneHeader,
			oneHeader,
			oneHeaderEncoded,
			wire.BIP0035Version,
		},

		// Protocol version BIP0031Version with no headers.
		{
			noHeaders,
			noHeaders,
			noHeadersEncoded,
			wire.BIP0031Version,
		},

		// Protocol version BIP0031Version with one header.
		{
			oneHeader,
			oneHeader,
			oneHeaderEncoded,
			wire.BIP0031Version,
		},
		// Protocol version NetAddressTimeVersion with no headers.
		{
			noHeaders,
			noHeaders,
			noHeadersEncoded,
			wire.NetAddressTimeVersion,
		},

		// Protocol version NetAddressTimeVersion with one header.
		{
//.........这里部分代码省略.........
开发者ID:Wishing-Wall,项目名称:wishingwall,代码行数:101,代码来源:msgheaders_test.go


示例7: TestHeadersWireErrors

// TestHeadersWireErrors performs negative tests against wire encode and decode
// of MsgHeaders to confirm error paths work correctly.
func TestHeadersWireErrors(t *testing.T) {
	pver := wire.ProtocolVersion
	wireErr := &wire.MessageError{}

	hash := mainNetGenesisHash
	merkleHash := blockOne.Header.MerkleRoot
	bits := uint32(0x1d00ffff)
	nonce := uint32(0x9962e301)
	bh := wire.NewBlockHeader(&hash, &merkleHash, bits, nonce)
	bh.Version = blockOne.Header.Version
	bh.Timestamp = blockOne.Header.Timestamp

	// Headers message with one header.
	oneHeader := wire.NewMsgHeaders()
	oneHeader.AddBlockHeader(bh)
	oneHeaderEncoded := []byte{
		0x01,                   // VarInt for number of headers.
		0x01, 0x00, 0x00, 0x00, // Version 1
		0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
		0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
		0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
		0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, // PrevBlock
		0x98, 0x20, 0x51, 0xfd, 0x1e, 0x4b, 0xa7, 0x44,
		0xbb, 0xbe, 0x68, 0x0e, 0x1f, 0xee, 0x14, 0x67,
		0x7b, 0xa1, 0xa3, 0xc3, 0x54, 0x0b, 0xf7, 0xb1,
		0xcd, 0xb6, 0x06, 0xe8, 0x57, 0x23, 0x3e, 0x0e, // MerkleRoot
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x01, 0xe3, 0x62, 0x99, // Nonce
		0x00, // TxnCount (0 for headers message)
	}

	// Message that forces an error by having more than the max allowed
	// headers.
	maxHeaders := wire.NewMsgHeaders()
	for i := 0; i < wire.MaxBlockHeadersPerMsg; i++ {
		maxHeaders.AddBlockHeader(bh)
	}
	maxHeaders.Headers = append(maxHeaders.Headers, bh)
	maxHeadersEncoded := []byte{
		0xfd, 0xd1, 0x07, // Varint for number of addresses (2001)7D1
	}

	// Intentionally invalid block header that has a transaction count used
	// to force errors.
	bhTrans := wire.NewBlockHeader(&hash, &merkleHash, bits, nonce)
	bhTrans.Version = blockOne.Header.Version
	bhTrans.Timestamp = blockOne.Header.Timestamp

	transHeader := wire.NewMsgHeaders()
	transHeader.AddBlockHeader(bhTrans)
	transHeaderEncoded := []byte{
		0x01,                   // VarInt for number of headers.
		0x01, 0x00, 0x00, 0x00, // Version 1
		0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
		0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
		0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
		0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, // PrevBlock
		0x98, 0x20, 0x51, 0xfd, 0x1e, 0x4b, 0xa7, 0x44,
		0xbb, 0xbe, 0x68, 0x0e, 0x1f, 0xee, 0x14, 0x67,
		0x7b, 0xa1, 0xa3, 0xc3, 0x54, 0x0b, 0xf7, 0xb1,
		0xcd, 0xb6, 0x06, 0xe8, 0x57, 0x23, 0x3e, 0x0e, // MerkleRoot
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x01, 0xe3, 0x62, 0x99, // Nonce
		0x01, // TxnCount (should be 0 for headers message, but 1 to force error)
	}

	tests := []struct {
		in       *wire.MsgHeaders // Value to encode
		buf      []byte           // Wire encoding
		pver     uint32           // Protocol version for wire encoding
		max      int              // Max size of fixed buffer to induce errors
		writeErr error            // Expected write error
		readErr  error            // Expected read error
	}{
		// Latest protocol version with intentional read/write errors.
		// Force error in header count.
		{oneHeader, oneHeaderEncoded, pver, 0, io.ErrShortWrite, io.EOF},
		// Force error in block header.
		{oneHeader, oneHeaderEncoded, pver, 5, io.ErrShortWrite, io.EOF},
		// Force error with greater than max headers.
		{maxHeaders, maxHeadersEncoded, pver, 3, wireErr, wireErr},
		// Force error with number of transactions.
		{transHeader, transHeaderEncoded, pver, 81, io.ErrShortWrite, io.EOF},
		// Force error with included transactions.
		{transHeader, transHeaderEncoded, pver, len(transHeaderEncoded), nil, wireErr},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode to wire format.
		w := newFixedWriter(test.max)
		err := test.in.BtcEncode(w, test.pver)
		if reflect.TypeOf(err) != reflect.TypeOf(test.writeErr) {
			t.Errorf("BtcEncode #%d wrong error got: %v, want: %v",
				i, err, test.writeErr)
			continue
//.........这里部分代码省略.........
开发者ID:Wishing-Wall,项目名称:wishingwall,代码行数:101,代码来源:msgheaders_test.go


示例8: TestMerkleBlock

// TestMerkleBlock tests the MsgMerkleBlock API.
func TestMerkleBlock(t *testing.T) {
	pver := wire.ProtocolVersion

	// Block 1 header.
	prevHash := &blockOne.Header.PrevBlock
	merkleHash := &blockOne.Header.MerkleRoot
	bits := blockOne.Header.Bits
	nonce := blockOne.Header.Nonce
	bh := wire.NewBlockHeader(prevHash, merkleHash, bits, nonce)

	// Ensure the command is expected value.
	wantCmd := "merkleblock"
	msg := wire.NewMsgMerkleBlock(bh)
	if cmd := msg.Command(); cmd != wantCmd {
		t.Errorf("NewMsgBlock: wrong command - got %v want %v",
			cmd, wantCmd)
	}

	// Ensure max payload is expected value for latest protocol version.
	// Num addresses (varInt) + max allowed addresses.
	wantPayload := uint32(1000000)
	maxPayload := msg.MaxPayloadLength(pver)
	if maxPayload != wantPayload {
		t.Errorf("MaxPayloadLength: wrong max payload length for "+
			"protocol version %d - got %v, want %v", pver,
			maxPayload, wantPayload)
	}

	// Load maxTxPerBlock hashes
	data := make([]byte, 32)
	for i := 0; i < wire.MaxTxPerBlock; i++ {
		rand.Read(data)
		hash, err := wire.NewShaHash(data)
		if err != nil {
			t.Errorf("NewShaHash failed: %v\n", err)
			return
		}

		if err = msg.AddTxHash(hash); err != nil {
			t.Errorf("AddTxHash failed: %v\n", err)
			return
		}
	}

	// Add one more Tx to test failure.
	rand.Read(data)
	hash, err := wire.NewShaHash(data)
	if err != nil {
		t.Errorf("NewShaHash failed: %v\n", err)
		return
	}

	if err = msg.AddTxHash(hash); err == nil {
		t.Errorf("AddTxHash succeeded when it should have failed")
		return
	}

	// Test encode with latest protocol version.
	var buf bytes.Buffer
	err = msg.BtcEncode(&buf, pver)
	if err != nil {
		t.Errorf("encode of MsgMerkleBlock failed %v err <%v>", msg, err)
	}

	// Test decode with latest protocol version.
	readmsg := wire.MsgMerkleBlock{}
	err = readmsg.BtcDecode(&buf, pver)
	if err != nil {
		t.Errorf("decode of MsgMerkleBlock failed [%v] err <%v>", buf, err)
	}

	// Force extra hash to test maxTxPerBlock.
	msg.Hashes = append(msg.Hashes, hash)
	err = msg.BtcEncode(&buf, pver)
	if err == nil {
		t.Errorf("encode of MsgMerkleBlock succeeded with too many " +
			"tx hashes when it should have failed")
		return
	}

	// Force too many flag bytes to test maxFlagsPerMerkleBlock.
	// Reset the number of hashes back to a valid value.
	msg.Hashes = msg.Hashes[len(msg.Hashes)-1:]
	msg.Flags = make([]byte, wire.MaxFlagsPerMerkleBlock+1)
	err = msg.BtcEncode(&buf, pver)
	if err == nil {
		t.Errorf("encode of MsgMerkleBlock succeeded with too many " +
			"flag bytes when it should have failed")
		return
	}
}
开发者ID:jimmysong,项目名称:btcd,代码行数:92,代码来源:msgmerkleblock_test.go


示例9: TestMessage

// TestMessage tests the Read/WriteMessage and Read/WriteMessageN API.
func TestMessage(t *testing.T) {
	pver := wire.ProtocolVersion

	// Create the various types of messages to test.

	// MsgVersion.
	addrYou := &net.TCPAddr{IP: net.ParseIP("192.168.0.1"), Port: 8333}
	you, err := wire.NewNetAddress(addrYou, wire.SFNodeNetwork)
	if err != nil {
		t.Errorf("NewNetAddress: %v", err)
	}
	you.Timestamp = time.Time{} // Version message has zero value timestamp.
	addrMe := &net.TCPAddr{IP: net.ParseIP("127.0.0.1"), Port: 8333}
	me, err := wire.NewNetAddress(addrMe, wire.SFNodeNetwork)
	if err != nil {
		t.Errorf("NewNetAddress: %v", err)
	}
	me.Timestamp = time.Time{} // Version message has zero value timestamp.
	msgVersion := wire.NewMsgVersion(me, you, 123123, 0)

	msgVerack := wire.NewMsgVerAck()
	msgGetAddr := wire.NewMsgGetAddr()
	msgAddr := wire.NewMsgAddr()
	msgGetBlocks := wire.NewMsgGetBlocks(&wire.ShaHash{})
	msgBlock := &blockOne
	msgInv := wire.NewMsgInv()
	msgGetData := wire.NewMsgGetData()
	msgNotFound := wire.NewMsgNotFound()
	msgTx := wire.NewMsgTx()
	msgPing := wire.NewMsgPing(123123)
	msgPong := wire.NewMsgPong(123123)
	msgGetHeaders := wire.NewMsgGetHeaders()
	msgHeaders := wire.NewMsgHeaders()
	msgAlert := wire.NewMsgAlert([]byte("payload"), []byte("signature"))
	msgMemPool := wire.NewMsgMemPool()
	msgFilterAdd := wire.NewMsgFilterAdd([]byte{0x01})
	msgFilterClear := wire.NewMsgFilterClear()
	msgFilterLoad := wire.NewMsgFilterLoad([]byte{0x01}, 10, 0, wire.BloomUpdateNone)
	bh := wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 0, 0)
	msgMerkleBlock := wire.NewMsgMerkleBlock(bh)
	msgReject := wire.NewMsgReject("block", wire.RejectDuplicate, "duplicate block")

	tests := []struct {
		in     wire.Message    // Value to encode
		out    wire.Message    // Expected decoded value
		pver   uint32          // Protocol version for wire encoding
		btcnet wire.BitcoinNet // Network to use for wire encoding
		bytes  int             // Expected num bytes read/written
	}{
		{msgVersion, msgVersion, pver, wire.MainNet, 125},
		{msgVerack, msgVerack, pver, wire.MainNet, 24},
		{msgGetAddr, msgGetAddr, pver, wire.MainNet, 24},
		{msgAddr, msgAddr, pver, wire.MainNet, 25},
		{msgGetBlocks, msgGetBlocks, pver, wire.MainNet, 61},
		{msgBlock, msgBlock, pver, wire.MainNet, 239},
		{msgInv, msgInv, pver, wire.MainNet, 25},
		{msgGetData, msgGetData, pver, wire.MainNet, 25},
		{msgNotFound, msgNotFound, pver, wire.MainNet, 25},
		{msgTx, msgTx, pver, wire.MainNet, 34},
		{msgPing, msgPing, pver, wire.MainNet, 32},
		{msgPong, msgPong, pver, wire.MainNet, 32},
		{msgGetHeaders, msgGetHeaders, pver, wire.MainNet, 61},
		{msgHeaders, msgHeaders, pver, wire.MainNet, 25},
		{msgAlert, msgAlert, pver, wire.MainNet, 42},
		{msgMemPool, msgMemPool, pver, wire.MainNet, 24},
		{msgFilterAdd, msgFilterAdd, pver, wire.MainNet, 26},
		{msgFilterClear, msgFilterClear, pver, wire.MainNet, 24},
		{msgFilterLoad, msgFilterLoad, pver, wire.MainNet, 35},
		{msgMerkleBlock, msgMerkleBlock, pver, wire.MainNet, 110},
		{msgReject, msgReject, pver, wire.MainNet, 79},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode to wire format.
		var buf bytes.Buffer
		nw, err := wire.WriteMessageN(&buf, test.in, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("WriteMessage #%d error %v", i, err)
			continue
		}

		// Ensure the number of bytes written match the expected value.
		if nw != test.bytes {
			t.Errorf("WriteMessage #%d unexpected num bytes "+
				"written - got %d, want %d", i, nw, test.bytes)
		}

		// Decode from wire format.
		rbuf := bytes.NewReader(buf.Bytes())
		nr, msg, _, err := wire.ReadMessageN(rbuf, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("ReadMessage #%d error %v, msg %v", i, err,
				spew.Sdump(msg))
			continue
		}
		if !reflect.DeepEqual(msg, test.out) {
			t.Errorf("ReadMessage #%d\n got: %v want: %v", i,
				spew.Sdump(msg), spew.Sdump(test.out))
//.........这里部分代码省略.........
开发者ID:jimmysong,项目名称:btcd,代码行数:101,代码来源:message_test.go



注:本文中的github.com/btcsuite/btcd/wire.NewBlockHeader函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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