--- /dev/null
+package types
+
+import (
+ "bytes"
+ "encoding/hex"
+ "fmt"
+ "strings"
+ "testing"
+
+ "github.com/davecgh/go-spew/spew"
+
+ "github.com/bytom/encoding/blockchain"
+ "github.com/bytom/errors"
+ "github.com/bytom/testutil"
+)
+
+func TestBlockHeader(t *testing.T) {
+ blockHeader := &BlockHeader{
+ Version: 1,
+ Height: 432234,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1522908275,
+ Nonce: 34342,
+ Bits: 2305843009222082559,
+ BlockCommitment: BlockCommitment{
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ },
+ }
+
+ wantHex := strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "eab01a", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "f3f896d605", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "a68c02", // nonce
+ "ffffff838080808020", // bits
+ }, "")
+
+ gotHex := testutil.Serialize(t, blockHeader)
+ want, err := hex.DecodeString(wantHex)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if !bytes.Equal(gotHex, want) {
+ t.Errorf("empty block header bytes = %x want %x", gotHex, want)
+ }
+
+ gotBlockHeader := BlockHeader{}
+ if _, err := gotBlockHeader.readFrom(blockchain.NewReader(want)); err != nil {
+ t.Fatal(err)
+ }
+
+ if !testutil.DeepEqual(gotBlockHeader, *blockHeader) {
+ t.Errorf("got:\n%s\nwant:\n%s", spew.Sdump(gotBlockHeader), spew.Sdump(*blockHeader))
+ }
+}
+
+func TestMarshalBlockHeader(t *testing.T) {
+ cases := []struct {
+ blockHeader *BlockHeader
+ wantHex string
+ wantError error
+ }{
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 10000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009214532812,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ wantHex: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "904e", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ },
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 9223372036854775808, // Height > MaxInt64(9223372036854775807)
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009222082559,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ wantError: blockchain.ErrRange,
+ },
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 10000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 9223372036854775808, // Timestamp > MaxInt64(9223372036854775807)
+ Nonce: 9253507043297,
+ Bits: 2305843009222082559,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ wantError: blockchain.ErrRange,
+ },
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 20000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9223372036854775808, // Nonce > MaxInt64(9223372036854775807)
+ Bits: 2305843009222082559,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ wantError: blockchain.ErrRange,
+ },
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 20000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 9223372036854775808, // Bits > MaxInt64(9223372036854775807)
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ wantError: blockchain.ErrRange,
+ },
+ {
+ blockHeader: &BlockHeader{
+ Version: 1,
+ Height: 9223372036854775807, // MaxInt64(9223372036854775807)
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009214532812,
+ },
+ wantHex: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "ffffffffffffffff7f", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "0000000000000000000000000000000000000000000000000000000000000000", // transactions merkle root
+ "0000000000000000000000000000000000000000000000000000000000000000", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ },
+ }
+
+ for i, test := range cases {
+ got, err := test.blockHeader.MarshalText()
+ if err != nil && err != test.wantError {
+ t.Errorf("test %d: got error = %x, want = %x", i, err, test.wantError)
+ } else if err != nil && err == test.wantError {
+ continue
+ }
+
+ if string(got) != test.wantHex {
+ t.Errorf("test %d: got strbytes = %s, want %s", i, string(got), test.wantHex)
+ }
+
+ resultBlockHeader := &BlockHeader{}
+ if err := resultBlockHeader.UnmarshalText(got); err != nil {
+ t.Fatal(err)
+ }
+
+ if !testutil.DeepEqual(*resultBlockHeader, *test.blockHeader) {
+ t.Errorf("test %d: got:\n%s\nwant:\n%s", i, spew.Sdump(*resultBlockHeader), spew.Sdump(*test.blockHeader))
+ }
+ }
+}
+
+func TestUnmarshalBlockHeader(t *testing.T) {
+ cases := []struct {
+ hexBlockHeader string
+ wantBlockHeader *BlockHeader
+ wantError error
+ }{
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags (SerBlockHeader = 01)
+ "01", // version
+ "904e", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ wantBlockHeader: &BlockHeader{
+ Version: 1,
+ Height: 10000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009214532812,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "03", // serialization flags (SerBlockFull = 03)
+ "01", // version
+ "904e", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ wantBlockHeader: &BlockHeader{
+ Version: 1,
+ Height: 10000,
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009214532812,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "02", // serialization flags (SerBlockTransactions = 02)
+ "01", // version
+ "904e", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ wantError: fmt.Errorf("unsupported serialization flags 0x02"),
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "908", // block height (error with odd length)
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ wantError: hex.ErrLength,
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "ffffffffffffffff7f", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "ffffffffffffffffff20", // bits
+ }, ""),
+ wantError: errors.New("binary: varint overflows a 64-bit integer"),
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "ffffffffffffffff7f", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "ffffffffffffffff80", // bits
+ }, ""),
+ wantError: fmt.Errorf("EOF"),
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "ffffffffffffffff7f", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "ffffffffffffffffff01", // bits
+ }, ""),
+ wantError: blockchain.ErrRange,
+ },
+ {
+ hexBlockHeader: strings.Join([]string{
+ "01", // serialization flags
+ "01", // version
+ "ffffffffffffffff7f", // block height
+ "c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0", // prev block hash
+ "e8b287d905", // timestamp
+ "40", // commitment extensible field length
+ "ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03", // transactions merkle root
+ "b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470", // tx status hash
+ "e19f8080a88d02", // nonce
+ "cc99b3808080808020", // bits
+ }, ""),
+ wantBlockHeader: &BlockHeader{
+ Version: 1,
+ Height: 9223372036854775807, // MaxInt64(9223372036854775807)
+ PreviousBlockHash: testutil.MustDecodeHash("c34048bd60c4c13144fd34f408627d1be68f6cb4fdd34e879d6d791060ea73a0"),
+ Timestamp: 1528945000,
+ Nonce: 9253507043297,
+ Bits: 2305843009214532812,
+ BlockCommitment: BlockCommitment{
+ TransactionsMerkleRoot: testutil.MustDecodeHash("ad9ac003d08ff305181a345d64fe0b02311cc1a6ec04ab73f3318d90139bfe03"),
+ TransactionStatusHash: testutil.MustDecodeHash("b94301ea4e316bee00109f68d25beaca90aeff08e9bf439a37d91d7a3b5a1470"),
+ },
+ },
+ },
+ }
+
+ for i, test := range cases {
+ resultBlockHeader := &BlockHeader{}
+ err := resultBlockHeader.UnmarshalText([]byte(test.hexBlockHeader))
+ if err != nil && err.Error() != test.wantError.Error() {
+ t.Errorf("test %d: got error = %s, want = %s", i, err.Error(), test.wantError.Error())
+ } else if err != nil && err.Error() == test.wantError.Error() {
+ continue
+ }
+
+ if !testutil.DeepEqual(*resultBlockHeader, *test.wantBlockHeader) {
+ t.Errorf("test %d: got:\n%s\nwant:\n%s", i, spew.Sdump(*resultBlockHeader), spew.Sdump(*test.wantBlockHeader))
+ }
+ }
+}
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