Example #1
0
// 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
	votebits := uint16(0x0000)
	bits := uint32(0x1d00ffff)
	finalState := [6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
	voters := uint16(0x0000)
	freshstake := uint8(0x00)
	revocations := uint8(0x00)
	poolsize := uint32(0)
	sbits := int64(0x0000000000000000)
	blockHeight := uint32(0)
	blockSize := uint32(0)
	extraData := [36]byte{}

	bh := wire.NewBlockHeader(
		1, // verision
		&hash,
		&merkleHash,
		&merkleHash, // stakeRoot
		votebits,
		finalState,
		voters,
		freshstake,
		revocations,
		poolsize,
		bits,
		sbits,
		blockHeight,
		blockSize,
		nonce,
		extraData,
	)

	// 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.StakeRoot.IsEqual(&merkleHash) {
		t.Errorf("NewBlockHeader: wrong merkle root - got %v, want %v",
			spew.Sprint(bh.MerkleRoot), spew.Sprint(merkleHash))
	}
	if bh.VoteBits != votebits {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.FinalState != finalState {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.Voters != voters {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.FreshStake != freshstake {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.Revocations != revocations {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.PoolSize != poolsize {
		t.Errorf("NewBlockHeader: wrong PoolSize - got %v, want %v",
			bh.PoolSize, poolsize)
	}
	if bh.Bits != bits {
		t.Errorf("NewBlockHeader: wrong bits - got %v, want %v",
			bh.Bits, bits)
	}
	if bh.SBits != sbits {
		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)
	}
}
Example #2
0
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()
	_, err = testDb.db.InsertBlock(testDb.blocks[0])
	if err != nil {
		t.Fatalf("failed to insert initial block")
	}
	// Insert a block with some fake test transactions. The block will have
	// 10 copies of a fake transaction involving same address.
	addrString := "DsZEAobx6qJ7K2qaHZBA2vBn66Nor8KYAKk"
	targetAddr, err := dcrutil.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 chainhash.Hash
	fakeHeader := wire.NewBlockHeader(0, &emptyHash, &emptyHash, &emptyHash, 1, [6]byte{}, 1, 1, 1, 1, 1, 1, 1, 1, 1, [36]byte{})
	msgBlock := wire.NewMsgBlock(fakeHeader)
	for i := 0; i < 10; i++ {
		mtx := wire.NewMsgTx()
		mtx.AddTxOut(fakeTxOut)
		msgBlock.AddTransaction(mtx)
	}
	lastBlock := testDb.blocks[0]
	msgBlock.Header.PrevBlock = *lastBlock.Sha()
	// Insert the test block into the DB.
	testBlock := dcrutil.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, len(txLoc))
	for i := range testBlock.Transactions() {
		var hash160 [ripemd160.Size]byte
		scriptAddr := targetAddr.ScriptAddress()
		copy(hash160[:], scriptAddr[:])
		txAddrIndex := &database.TxAddrIndex{
			Hash160:  hash160,
			Height:   uint32(newheight),
			TxOffset: uint32(txLoc[i].TxStart),
			TxLen:    uint32(txLoc[i].TxLen),
		}

		index[i] = txAddrIndex
	}
	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)
	}
}
Example #3
0
// 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(&chainhash.Hash{})
	msgBlock := &testBlock
	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(
		int32(0),                                    // Version
		&chainhash.Hash{},                           // PrevHash
		&chainhash.Hash{},                           // MerkleRoot
		&chainhash.Hash{},                           // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		uint32(0x00000000),                          // Bits
		int64(0x0000000000000000),                   // Sbits
		uint32(0),                                   // Height
		uint32(0),                                   // Size
		uint32(0x00000000),                          // Nonce
		[36]byte{},                                  // ExtraData
	)
	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
		dcrnet wire.CurrencyNet // Network to use for wire encoding
		bytes  int              // Expected num bytes read/written
	}{
		{msgVersion, msgVersion, pver, wire.MainNet, 125},         // [0]
		{msgVerack, msgVerack, pver, wire.MainNet, 24},            // [1]
		{msgGetAddr, msgGetAddr, pver, wire.MainNet, 24},          // [2]
		{msgAddr, msgAddr, pver, wire.MainNet, 25},                // [3]
		{msgGetBlocks, msgGetBlocks, pver, wire.MainNet, 61},      // [4]
		{msgBlock, msgBlock, pver, wire.MainNet, 522},             // [5]
		{msgInv, msgInv, pver, wire.MainNet, 25},                  // [6]
		{msgGetData, msgGetData, pver, wire.MainNet, 25},          // [7]
		{msgNotFound, msgNotFound, pver, wire.MainNet, 25},        // [8]
		{msgTx, msgTx, pver, wire.MainNet, 39},                    // [9]
		{msgPing, msgPing, pver, wire.MainNet, 32},                // [10]
		{msgPong, msgPong, pver, wire.MainNet, 32},                // [11]
		{msgGetHeaders, msgGetHeaders, pver, wire.MainNet, 61},    // [12]
		{msgHeaders, msgHeaders, pver, wire.MainNet, 25},          // [13]
		{msgAlert, msgAlert, pver, wire.MainNet, 42},              // [14]
		{msgMemPool, msgMemPool, pver, wire.MainNet, 24},          // [15]
		{msgFilterAdd, msgFilterAdd, pver, wire.MainNet, 26},      // [16]
		{msgFilterClear, msgFilterClear, pver, wire.MainNet, 24},  // [17]
		{msgFilterLoad, msgFilterLoad, pver, wire.MainNet, 35},    // [18]
		{msgMerkleBlock, msgMerkleBlock, pver, wire.MainNet, 215}, // [19]
		{msgReject, msgReject, pver, wire.MainNet, 79},            // [20]
	}

	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.dcrnet)
		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.dcrnet)
		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))
			continue
		}

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

	// Do the same thing for Read/WriteMessage, but ignore the bytes since
	// they don't return them.
	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode to wire format.
		var buf bytes.Buffer
		err := wire.WriteMessage(&buf, test.in, test.pver, test.dcrnet)
		if err != nil {
			t.Errorf("WriteMessage #%d error %v", i, err)
			continue
		}

		// Decode from wire format.
		rbuf := bytes.NewReader(buf.Bytes())
		msg, _, err := wire.ReadMessage(rbuf, test.pver, test.dcrnet)
		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))
			continue
		}
	}
}
Example #4
0
// TestHeadersWire tests the MsgHeaders wire encode and decode for various
// numbers of headers and protocol versions.
func TestHeadersWire(t *testing.T) {
	bh := wire.NewBlockHeader(
		testBlock.Header.Version,                    // Version
		&mainNetGenesisHash,                         // PrevHash
		&testBlock.Header.MerkleRoot,                // MerkleRootHash
		&testBlock.Header.StakeRoot,                 // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		uint32(0x1d00ffff),                          // Bits
		int64(0x0000000000000000),                   // Sbits
		uint32(0),                                   // Height
		uint32(0),                                   // Size
		uint32(0x01010101),                          // Nonce
		[36]byte{},                                  // ExtraData
	)
	bh.Timestamp = time.Unix(0x4966bc61, 0)

	// 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
		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, // StakeRoot
		0x00, 0x00, // VoteBits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // FinalState
		0x00, 0x00, // Voters
		0x00,                   // FreshStake
		0x00,                   // Revocations
		0x00, 0x00, 0x00, 0x00, // Poolsize
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SBits
		0x00, 0x00, 0x00, 0x00, // Height
		0x00, 0x00, 0x00, 0x00, // Size
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0x01, 0x01, 0x01, 0x01, // Nonce
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // ExtraData
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00,
		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,
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode the message to wire format.
		var buf bytes.Buffer
		err := test.in.BtcEncode(&buf, test.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 message from wire format.
		var msg wire.MsgHeaders
		rbuf := bytes.NewReader(test.buf)
		err = msg.BtcDecode(rbuf, test.pver)
		if err != nil {
			t.Errorf("BtcDecode #%d error %v", i, err)
			continue
		}
		if !reflect.DeepEqual(&msg, test.out) {
			t.Errorf("BtcDecode #%d\n got: %s want: %s", i,
				spew.Sdump(&msg), spew.Sdump(test.out))
			continue
		}
	}
}
Example #5
0
// 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 := testBlock.Header.MerkleRoot
	bits := uint32(0x1d00ffff)
	nonce := uint32(0x9962e301)
	bh := wire.NewBlockHeader(
		int32(pver),                                 // Verision
		&hash,                                       // PrevHash
		&merkleHash,                                 // MerkleRootHash
		&merkleHash,                                 // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		bits,                                        // Bits
		int64(0x0000000000000000), // Sbits
		uint32(1),                 // Height
		uint32(0),                 // Size
		nonce,                     // Nonce
		[36]byte{},                // ExtraData
	)

	bh.Version = testBlock.Header.Version
	bh.Timestamp = testBlock.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
		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, // StakeRoot
		0x00, 0x00, // VoteBits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // FinalState
		0x00, 0x00, // Voters
		0x00,                   // FreshStake
		0x00,                   // Revocations
		0x00, 0x00, 0x00, 0x00, // Poolsize
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SBits
		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(
		int32(0),                                    // Verision
		&hash,                                       // PrevHash
		&merkleHash,                                 // MerkleRootHash
		&merkleHash,                                 // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		bits,                                        // Bits
		int64(0x0000000000000000), // Sbits
		uint32(1),                 // Height
		uint32(0),                 // Size
		nonce,                     // Nonce
		[36]byte{},                // ExtraData
	)
	bhTrans.Version = testBlock.Header.Version
	bhTrans.Timestamp = testBlock.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
		0x3b, 0xa3, 0xed, 0xfd, 0x7a, 0x7b, 0x12, 0xb2,
		0x7a, 0xc7, 0x2c, 0x3e, 0x67, 0x76, 0x8f, 0x61,
		0x7f, 0xc8, 0x1b, 0xc3, 0x88, 0x8a, 0x51, 0x32,
		0x3a, 0x9f, 0xb8, 0xaa, 0x4b, 0x1e, 0x5e, 0x4a, // MerkleRoot
		0x3b, 0xa3, 0xed, 0xfd, 0x7a, 0x7b, 0x12, 0xb2,
		0x7a, 0xc7, 0x2c, 0x3e, 0x67, 0x76, 0x8f, 0x61,
		0x7f, 0xc8, 0x1b, 0xc3, 0x88, 0x8a, 0x51, 0x32,
		0x3a, 0x9f, 0xb8, 0xaa, 0x4b, 0x1e, 0x5e, 0x4a, // StakeRoot
		0x00, 0x00, // VoteBits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // FinalState
		0x00, 0x00, // Voters
		0x00,                   // FreshStake
		0x00,                   // Revocations
		0x00, 0x00, 0x00, 0x00, // Poolsize
		0x61, 0xbc, 0x66, 0x49, // Timestamp
		0xff, 0xff, 0x00, 0x1d, // Bits
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SBits
		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, 181, io.ErrShortWrite, io.EOF},
		// Force error with included transactions.
		{transHeader, transHeaderEncoded, pver, len(transHeaderEncoded), io.ErrShortWrite, io.ErrUnexpectedEOF},
	}

	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
		}

		// For errors which are not of type wire.MessageError, check
		// them for equality.
		if _, ok := err.(*wire.MessageError); !ok {
			if err != test.writeErr {
				t.Errorf("BtcEncode #%d wrong error got: %v, "+
					"want: %v", i, err, test.writeErr)
				continue
			}
		}

		// Decode from wire format.
		var msg wire.MsgHeaders
		r := newFixedReader(test.max, test.buf)
		err = msg.BtcDecode(r, test.pver)
		if reflect.TypeOf(err) != reflect.TypeOf(test.readErr) {
			spew.Dump(test)
			t.Errorf("BtcDecode #%d wrong error got: %v, want: %v",
				i, err, test.readErr)
			continue
		}

		// For errors which are not of type wire.MessageError, check
		// them for equality.
		if _, ok := err.(*wire.MessageError); !ok {
			if err != test.readErr {
				t.Errorf("BtcDecode #%d wrong error got: %v, "+
					"want: %v", i, err, test.readErr)
				continue
			}
		}

	}
}
Example #6
0
// TestPeerListeners tests that the peer listeners are called as expected.
func TestPeerListeners(t *testing.T) {
	verack := make(chan struct{}, 1)
	ok := make(chan wire.Message, 20)
	peerCfg := &peer.Config{
		Listeners: peer.MessageListeners{
			OnGetAddr: func(p *peer.Peer, msg *wire.MsgGetAddr) {
				ok <- msg
			},
			OnAddr: func(p *peer.Peer, msg *wire.MsgAddr) {
				ok <- msg
			},
			OnPing: func(p *peer.Peer, msg *wire.MsgPing) {
				ok <- msg
			},
			OnPong: func(p *peer.Peer, msg *wire.MsgPong) {
				ok <- msg
			},
			OnAlert: func(p *peer.Peer, msg *wire.MsgAlert) {
				ok <- msg
			},
			OnMemPool: func(p *peer.Peer, msg *wire.MsgMemPool) {
				ok <- msg
			},
			OnTx: func(p *peer.Peer, msg *wire.MsgTx) {
				ok <- msg
			},
			OnBlock: func(p *peer.Peer, msg *wire.MsgBlock, buf []byte) {
				ok <- msg
			},
			OnInv: func(p *peer.Peer, msg *wire.MsgInv) {
				ok <- msg
			},
			OnHeaders: func(p *peer.Peer, msg *wire.MsgHeaders) {
				ok <- msg
			},
			OnNotFound: func(p *peer.Peer, msg *wire.MsgNotFound) {
				ok <- msg
			},
			OnGetData: func(p *peer.Peer, msg *wire.MsgGetData) {
				ok <- msg
			},
			OnGetBlocks: func(p *peer.Peer, msg *wire.MsgGetBlocks) {
				ok <- msg
			},
			OnGetHeaders: func(p *peer.Peer, msg *wire.MsgGetHeaders) {
				ok <- msg
			},
			OnFilterAdd: func(p *peer.Peer, msg *wire.MsgFilterAdd) {
				ok <- msg
			},
			OnFilterClear: func(p *peer.Peer, msg *wire.MsgFilterClear) {
				ok <- msg
			},
			OnFilterLoad: func(p *peer.Peer, msg *wire.MsgFilterLoad) {
				ok <- msg
			},
			OnMerkleBlock: func(p *peer.Peer, msg *wire.MsgMerkleBlock) {
				ok <- msg
			},
			OnVersion: func(p *peer.Peer, msg *wire.MsgVersion) {
				ok <- msg
			},
			OnVerAck: func(p *peer.Peer, msg *wire.MsgVerAck) {
				verack <- struct{}{}
			},
			OnReject: func(p *peer.Peer, msg *wire.MsgReject) {
				ok <- msg
			},
			OnSendHeaders: func(p *peer.Peer, msg *wire.MsgSendHeaders) {
				ok <- msg
			},
		},
		UserAgentName:    "peer",
		UserAgentVersion: "1.0",
		ChainParams:      &chaincfg.MainNetParams,
		Services:         wire.SFNodeBloom,
	}
	inConn, outConn := pipe(
		&conn{raddr: "10.0.0.1:8333"},
		&conn{raddr: "10.0.0.2:8333"},
	)
	inPeer := peer.NewInboundPeer(peerCfg)
	inPeer.Connect(inConn)

	peerCfg.Listeners = peer.MessageListeners{
		OnVerAck: func(p *peer.Peer, msg *wire.MsgVerAck) {
			verack <- struct{}{}
		},
	}
	outPeer, err := peer.NewOutboundPeer(peerCfg, "10.0.0.1:8333")
	if err != nil {
		t.Errorf("NewOutboundPeer: unexpected err %v\n", err)
		return
	}
	outPeer.Connect(outConn)

	for i := 0; i < 2; i++ {
		select {
		case <-verack:
		case <-time.After(time.Second * 1):
			t.Errorf("TestPeerListeners: verack timeout\n")
			return
		}
	}

	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(0, &chainhash.Hash{},
				&chainhash.Hash{}, &chainhash.Hash{}, 1, [6]byte{},
				1, 1, 1, 1, 1, 1, 1, 1, 1, [32]byte{},
				binary.LittleEndian.Uint32([]byte{0xb0, 0x1d, 0xfa, 0xce}))),
		},
		{
			"OnInv",
			wire.NewMsgInv(),
		},
		{
			"OnHeaders",
			wire.NewMsgHeaders(),
		},
		{
			"OnNotFound",
			wire.NewMsgNotFound(),
		},
		{
			"OnGetData",
			wire.NewMsgGetData(),
		},
		{
			"OnGetBlocks",
			wire.NewMsgGetBlocks(&chainhash.Hash{}),
		},
		{
			"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(0,
				&chainhash.Hash{}, &chainhash.Hash{},
				&chainhash.Hash{}, 1, [6]byte{},
				1, 1, 1, 1, 1, 1, 1, 1, 1, [32]byte{},
				binary.LittleEndian.Uint32([]byte{0xb0, 0x1d, 0xfa, 0xce}))),
		},
		// only one version message is allowed
		// only one verack message is allowed
		{
			"OnReject",
			wire.NewMsgReject("block", wire.RejectDuplicate, "dupe block"),
		},
		{
			"OnSendHeaders",
			wire.NewMsgSendHeaders(),
		},
	}
	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()
}
Example #7
0
// TestMerkleBlock tests the MsgMerkleBlock API.
func TestMerkleBlock(t *testing.T) {
	pver := wire.ProtocolVersion

	// Test block header.
	bh := wire.NewBlockHeader(
		int32(pver),
		&testBlock.Header.PrevBlock,                 // PrevHash
		&testBlock.Header.MerkleRoot,                // MerkleRootHash
		&testBlock.Header.StakeRoot,                 // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		testBlock.Header.Bits,                       // Bits
		int64(0x0000000000000000),                   // Sbits
		uint32(1),                                   // Height
		uint32(0),                                   // Size
		testBlock.Header.Nonce,                      // Nonce
		[36]byte{},                                  // ExtraData
	)

	// 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.MaxTxPerTxTree; i++ {
		rand.Read(data)
		hash, err := chainhash.NewHash(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
		}
		if err = msg.AddSTxHash(hash); err != nil {
			t.Errorf("AddSTxHash failed: %v\n", err)
			return
		}
	}

	// Add one more Tx to test failure.
	rand.Read(data)
	hash, err := chainhash.NewHash(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
	}

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

	if err = msg.AddSTxHash(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
	}
}
Example #8
0
// TestBlock tests the MsgBlock API.
func TestBlock(t *testing.T) {
	pver := wire.ProtocolVersion

	// Test block header.
	bh := wire.NewBlockHeader(
		int32(pver),                                 // Version
		&testBlock.Header.PrevBlock,                 // PrevHash
		&testBlock.Header.MerkleRoot,                // MerkleRoot
		&testBlock.Header.StakeRoot,                 // StakeRoot
		uint16(0x0000),                              // VoteBits
		[6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // FinalState
		uint16(0x0000),                              // Voters
		uint8(0x00),                                 // FreshStake
		uint8(0x00),                                 // Revocations
		uint32(0),                                   // Poolsize
		testBlock.Header.Bits,                       // Bits
		int64(0x0000000000000000),                   // Sbits
		uint32(1),                                   // Height
		uint32(1),                                   // Size
		testBlock.Header.Nonce,                      // Nonce
		[36]byte{},                                  // ExtraData
	)

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

	// Ensure stake transactions are added properly.
	stx := testBlock.STransactions[0].Copy()
	msg.AddSTransaction(stx)
	if !reflect.DeepEqual(msg.STransactions, testBlock.STransactions) {
		t.Errorf("AddSTransaction: wrong transactions - got %v, want %v",
			spew.Sdump(msg.STransactions),
			spew.Sdump(testBlock.STransactions))
	}

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

	return
}