2018-03-09 15:55:25 +00:00
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package core
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import (
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2018-03-17 11:53:21 +00:00
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"encoding/hex"
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"encoding/json"
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"fmt"
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"io/ioutil"
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2020-02-17 12:04:25 +00:00
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"os"
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2018-03-17 11:53:21 +00:00
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"testing"
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2018-03-09 15:55:25 +00:00
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"time"
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2020-03-25 15:30:21 +00:00
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"github.com/nspcc-dev/neo-go/pkg/config"
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2020-03-03 14:21:42 +00:00
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"github.com/nspcc-dev/neo-go/pkg/core/block"
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"github.com/nspcc-dev/neo-go/pkg/core/storage"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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2020-03-26 14:43:24 +00:00
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"github.com/nspcc-dev/neo-go/pkg/internal/testserdes"
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2020-03-03 14:21:42 +00:00
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"github.com/nspcc-dev/neo-go/pkg/io"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm/emit"
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"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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2019-10-15 09:52:10 +00:00
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"github.com/stretchr/testify/require"
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2019-12-30 07:43:05 +00:00
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"go.uber.org/zap/zaptest"
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2018-03-09 15:55:25 +00:00
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)
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2019-10-15 09:52:10 +00:00
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var privNetKeys = []string{
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"KxyjQ8eUa4FHt3Gvioyt1Wz29cTUrE4eTqX3yFSk1YFCsPL8uNsY",
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"KzfPUYDC9n2yf4fK5ro4C8KMcdeXtFuEnStycbZgX3GomiUsvX6W",
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"KzgWE3u3EDp13XPXXuTKZxeJ3Gi8Bsm8f9ijY3ZsCKKRvZUo1Cdn",
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"L2oEXKRAAMiPEZukwR5ho2S6SMeQLhcK9mF71ZnF7GvT8dU4Kkgz",
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}
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// newTestChain should be called before newBlock invocation to properly setup
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// global state.
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func newTestChain(t *testing.T) *Blockchain {
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2020-02-29 14:24:37 +00:00
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unitTestNetCfg, err := config.Load("../../config", config.ModeUnitTestNet)
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2020-02-29 15:55:16 +00:00
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require.NoError(t, err)
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2019-12-30 07:43:05 +00:00
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chain, err := NewBlockchain(storage.NewMemoryStore(), unitTestNetCfg.ProtocolConfiguration, zaptest.NewLogger(t))
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2020-02-29 15:55:16 +00:00
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require.NoError(t, err)
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2019-11-07 17:47:48 +00:00
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go chain.Run()
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2019-10-15 09:52:10 +00:00
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return chain
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}
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2020-02-29 14:24:37 +00:00
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func (bc *Blockchain) newBlock(txs ...*transaction.Transaction) *block.Block {
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lastBlock := bc.topBlock.Load().(*block.Block)
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return newBlock(bc.config, lastBlock.Index+1, lastBlock.Hash(), txs...)
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}
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func newBlock(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256, txs ...*transaction.Transaction) *block.Block {
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validators, _ := getValidators(cfg)
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2019-10-15 09:52:10 +00:00
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vlen := len(validators)
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valScript, _ := smartcontract.CreateMultiSigRedeemScript(
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vlen-(vlen-1)/3,
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validators,
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)
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2019-12-09 14:14:10 +00:00
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witness := transaction.Witness{
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2019-10-15 09:52:10 +00:00
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VerificationScript: valScript,
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}
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2020-05-07 18:46:28 +00:00
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if len(txs) == 0 {
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txs = []*transaction.Transaction{newMinerTX()}
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}
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2020-01-14 12:32:07 +00:00
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b := &block.Block{
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2020-01-15 08:29:50 +00:00
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Base: block.Base{
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2018-03-09 15:55:25 +00:00
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Version: 0,
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2020-02-29 14:24:37 +00:00
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PrevHash: prev,
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2019-10-15 09:52:10 +00:00
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Timestamp: uint32(time.Now().UTC().Unix()) + index,
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2018-03-09 15:55:25 +00:00
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Index: index,
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ConsensusData: 1111,
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2019-10-15 09:52:10 +00:00
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NextConsensus: witness.ScriptHash(),
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Script: witness,
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2018-03-09 15:55:25 +00:00
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},
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Transactions: txs,
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}
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2020-05-07 18:46:28 +00:00
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err := b.RebuildMerkleRoot()
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if err != nil {
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panic(err)
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}
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2018-03-25 10:45:54 +00:00
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2019-10-15 09:52:10 +00:00
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invScript := make([]byte, 0)
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for _, wif := range privNetKeys {
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pKey, err := keys.NewPrivateKeyFromWIF(wif)
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if err != nil {
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panic(err)
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}
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2019-11-15 10:32:40 +00:00
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b := b.GetHashableData()
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2020-01-16 15:30:16 +00:00
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sig := pKey.Sign(b)
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if len(sig) != 64 {
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panic("wrong signature length")
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2019-10-15 09:52:10 +00:00
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}
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2019-12-03 14:54:47 +00:00
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invScript = append(invScript, byte(opcode.PUSHBYTES64))
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2019-10-15 09:52:10 +00:00
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invScript = append(invScript, sig...)
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}
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b.Script.InvocationScript = invScript
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2018-03-09 15:55:25 +00:00
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return b
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}
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2020-02-29 14:16:13 +00:00
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func (bc *Blockchain) genBlocks(n int) ([]*block.Block, error) {
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2020-01-14 12:32:07 +00:00
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blocks := make([]*block.Block, n)
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2020-02-29 14:24:37 +00:00
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lastHash := bc.topBlock.Load().(*block.Block).Hash()
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2020-03-04 14:45:29 +00:00
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lastIndex := bc.topBlock.Load().(*block.Block).Index
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2018-03-17 11:53:21 +00:00
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for i := 0; i < n; i++ {
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2020-03-04 14:45:29 +00:00
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blocks[i] = newBlock(bc.config, uint32(i)+lastIndex+1, lastHash, newMinerTX())
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2020-02-29 14:16:13 +00:00
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if err := bc.AddBlock(blocks[i]); err != nil {
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return blocks, err
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}
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2020-02-29 14:24:37 +00:00
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lastHash = blocks[i].Hash()
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2018-03-17 11:53:21 +00:00
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}
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2020-02-29 14:16:13 +00:00
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return blocks, nil
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2018-03-17 11:53:21 +00:00
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}
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2019-10-10 17:02:09 +00:00
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func newMinerTX() *transaction.Transaction {
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2018-03-09 15:55:25 +00:00
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return &transaction.Transaction{
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2019-10-10 17:02:09 +00:00
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Type: transaction.MinerType,
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Data: &transaction.MinerTX{},
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}
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}
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2020-01-14 12:32:07 +00:00
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func getDecodedBlock(t *testing.T, i int) *block.Block {
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2018-03-17 11:53:21 +00:00
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data, err := getBlockData(i)
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2020-02-29 15:55:16 +00:00
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require.NoError(t, err)
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2018-03-17 11:53:21 +00:00
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b, err := hex.DecodeString(data["raw"].(string))
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2020-02-29 15:55:16 +00:00
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require.NoError(t, err)
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2018-03-17 11:53:21 +00:00
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2020-01-14 12:32:07 +00:00
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block := &block.Block{}
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2020-03-26 14:43:24 +00:00
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require.NoError(t, testserdes.DecodeBinary(b, block))
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2018-03-17 11:53:21 +00:00
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return block
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}
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func getBlockData(i int) (map[string]interface{}, error) {
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b, err := ioutil.ReadFile(fmt.Sprintf("test_data/block_%d.json", i))
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if err != nil {
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return nil, err
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}
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var data map[string]interface{}
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if err := json.Unmarshal(b, &data); err != nil {
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return nil, err
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}
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return data, err
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}
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2020-01-14 12:32:07 +00:00
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func newDumbBlock() *block.Block {
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return &block.Block{
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2020-01-15 08:29:50 +00:00
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Base: block.Base{
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2020-01-14 12:32:07 +00:00
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Version: 0,
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PrevHash: hash.Sha256([]byte("a")),
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MerkleRoot: hash.Sha256([]byte("b")),
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Timestamp: uint32(100500),
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Index: 1,
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ConsensusData: 1111,
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NextConsensus: hash.Hash160([]byte("a")),
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Script: transaction.Witness{
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VerificationScript: []byte{0x51}, // PUSH1
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InvocationScript: []byte{0x61}, // NOP
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},
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},
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Transactions: []*transaction.Transaction{
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{Type: transaction.MinerType},
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{Type: transaction.IssueType},
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},
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}
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}
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2020-02-17 12:04:25 +00:00
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2020-02-27 12:59:17 +00:00
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func getInvocationScript(data []byte, priv *keys.PrivateKey) []byte {
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signature := priv.Sign(data)
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return append([]byte{byte(opcode.PUSHBYTES64)}, signature...)
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}
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2020-02-17 12:04:25 +00:00
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// This function generates "../rpc/testdata/testblocks.acc" file which contains data
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2020-03-04 14:45:29 +00:00
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// for RPC unit tests. It also is a nice integration test.
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2020-02-17 12:04:25 +00:00
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// To generate new "../rpc/testdata/testblocks.acc", follow the steps:
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2020-03-04 14:45:29 +00:00
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// 1. Set saveChain down below to true
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// 2. Run tests with `$ make test`
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func TestCreateBasicChain(t *testing.T) {
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const saveChain = false
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2020-02-26 12:37:53 +00:00
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const prefix = "../rpc/server/testdata/"
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2020-03-04 14:45:29 +00:00
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// To make enough GAS.
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const numOfEmptyBlocks = 200
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2020-02-26 12:37:53 +00:00
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2020-03-04 14:45:29 +00:00
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var neoAmount = util.Fixed8FromInt64(99999000)
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var neoRemainder = util.Fixed8FromInt64(100000000) - neoAmount
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2020-02-17 12:04:25 +00:00
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bc := newTestChain(t)
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2020-03-04 14:45:29 +00:00
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// Move almost all NEO to one simple account.
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txMoveNeo := transaction.NewContractTX()
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2020-02-26 12:37:53 +00:00
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h, err := util.Uint256DecodeStringBE("6da730b566db183bfceb863b780cd92dee2b497e5a023c322c1eaca81cf9ad7a")
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require.NoError(t, err)
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2020-03-04 14:45:29 +00:00
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txMoveNeo.AddInput(&transaction.Input{
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2020-02-26 12:37:53 +00:00
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PrevHash: h,
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PrevIndex: 0,
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})
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// multisig address which possess all NEO
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scriptHash, err := util.Uint160DecodeStringBE("be48d3a3f5d10013ab9ffee489706078714f1ea2")
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require.NoError(t, err)
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2020-03-04 14:45:29 +00:00
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priv0, err := keys.NewPrivateKeyFromWIF(privNetKeys[0])
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2020-02-26 12:37:53 +00:00
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require.NoError(t, err)
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2020-03-04 14:45:29 +00:00
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txMoveNeo.AddOutput(&transaction.Output{
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2020-02-26 12:37:53 +00:00
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AssetID: GoverningTokenID(),
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2020-03-04 14:45:29 +00:00
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Amount: neoAmount,
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ScriptHash: priv0.GetScriptHash(),
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2020-02-26 12:37:53 +00:00
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Position: 0,
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})
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2020-03-04 14:45:29 +00:00
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txMoveNeo.AddOutput(&transaction.Output{
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2020-02-26 12:37:53 +00:00
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AssetID: GoverningTokenID(),
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2020-03-04 14:45:29 +00:00
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Amount: neoRemainder,
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2020-02-26 12:37:53 +00:00
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ScriptHash: scriptHash,
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Position: 1,
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})
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2020-03-04 14:45:29 +00:00
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txMoveNeo.Data = new(transaction.ContractTX)
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2020-02-26 12:37:53 +00:00
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validators, err := getValidators(bc.config)
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require.NoError(t, err)
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rawScript, err := smartcontract.CreateMultiSigRedeemScript(len(bc.config.StandbyValidators)/2+1, validators)
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require.NoError(t, err)
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2020-03-04 14:45:29 +00:00
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data := txMoveNeo.GetSignedPart()
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2020-02-26 12:37:53 +00:00
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var invoc []byte
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for i := range privNetKeys {
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priv, err := keys.NewPrivateKeyFromWIF(privNetKeys[i])
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require.NoError(t, err)
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2020-02-27 12:59:17 +00:00
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invoc = append(invoc, getInvocationScript(data, priv)...)
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2020-02-26 12:37:53 +00:00
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}
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2020-03-04 14:45:29 +00:00
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txMoveNeo.Scripts = []transaction.Witness{{
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2020-02-26 12:37:53 +00:00
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InvocationScript: invoc,
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VerificationScript: rawScript,
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}}
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2020-03-04 14:45:29 +00:00
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b := bc.newBlock(newMinerTX(), txMoveNeo)
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2020-02-18 08:09:07 +00:00
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require.NoError(t, bc.AddBlock(b))
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2020-03-04 14:45:29 +00:00
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t.Logf("txMoveNeo: %s", txMoveNeo.Hash().StringLE())
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2020-02-18 08:09:07 +00:00
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2020-04-06 06:27:15 +00:00
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// info for getblockheader rpc tests
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t.Logf("header hash: %s", b.Hash().StringLE())
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buf := io.NewBufBinWriter()
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b.Header().EncodeBinary(buf.BinWriter)
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t.Logf("header: %s", hex.EncodeToString(buf.Bytes()))
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2020-03-04 14:45:29 +00:00
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// Generate some blocks to be able to claim GAS for them.
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_, err = bc.genBlocks(numOfEmptyBlocks)
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2020-02-27 12:59:17 +00:00
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require.NoError(t, err)
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2020-03-04 14:45:29 +00:00
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acc0, err := wallet.NewAccountFromWIF(priv0.WIF())
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require.NoError(t, err)
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// Make a NEO roundtrip (send to myself) and claim GAS.
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txNeoRound := transaction.NewContractTX()
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txNeoRound.AddInput(&transaction.Input{
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PrevHash: txMoveNeo.Hash(),
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2020-02-27 12:59:17 +00:00
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PrevIndex: 0,
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})
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2020-03-04 14:45:29 +00:00
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txNeoRound.AddOutput(&transaction.Output{
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2020-02-27 12:59:17 +00:00
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AssetID: GoverningTokenID(),
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2020-03-04 14:45:29 +00:00
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Amount: neoAmount,
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ScriptHash: priv0.GetScriptHash(),
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Position: 0,
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2020-02-27 12:59:17 +00:00
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})
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2020-03-04 14:45:29 +00:00
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txNeoRound.Data = new(transaction.ContractTX)
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require.NoError(t, acc0.SignTx(txNeoRound))
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b = bc.newBlock(newMinerTX(), txNeoRound)
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require.NoError(t, bc.AddBlock(b))
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t.Logf("txNeoRound: %s", txNeoRound.Hash().StringLE())
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2020-02-27 12:59:17 +00:00
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2020-03-04 14:45:29 +00:00
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txClaim := &transaction.Transaction{Type: transaction.ClaimType}
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claim := new(transaction.ClaimTX)
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claim.Claims = append(claim.Claims, transaction.Input{
|
|
|
|
PrevHash: txMoveNeo.Hash(),
|
|
|
|
PrevIndex: 0,
|
|
|
|
})
|
|
|
|
txClaim.Data = claim
|
|
|
|
neoGas, sysGas, err := bc.CalculateClaimable(neoAmount, 1, bc.BlockHeight())
|
2020-02-28 16:01:07 +00:00
|
|
|
require.NoError(t, err)
|
2020-03-04 14:45:29 +00:00
|
|
|
gasOwned := neoGas + sysGas
|
|
|
|
txClaim.AddOutput(&transaction.Output{
|
|
|
|
AssetID: UtilityTokenID(),
|
|
|
|
Amount: gasOwned,
|
|
|
|
ScriptHash: priv0.GetScriptHash(),
|
|
|
|
Position: 0,
|
|
|
|
})
|
|
|
|
require.NoError(t, acc0.SignTx(txClaim))
|
|
|
|
b = bc.newBlock(newMinerTX(), txClaim)
|
2020-02-27 12:59:17 +00:00
|
|
|
require.NoError(t, bc.AddBlock(b))
|
2020-03-04 14:45:29 +00:00
|
|
|
t.Logf("txClaim: %s", txClaim.Hash().StringLE())
|
2020-02-27 12:59:17 +00:00
|
|
|
|
2020-03-04 14:45:29 +00:00
|
|
|
// Push some contract into the chain.
|
|
|
|
avm, err := ioutil.ReadFile(prefix + "test_contract.avm")
|
2020-02-29 15:55:16 +00:00
|
|
|
require.NoError(t, err)
|
2020-03-05 09:28:46 +00:00
|
|
|
t.Logf("contractHash: %s", hash.Hash160(avm).StringLE())
|
2020-02-17 12:04:25 +00:00
|
|
|
|
2020-03-04 14:45:29 +00:00
|
|
|
var props smartcontract.PropertyState
|
|
|
|
script := io.NewBufBinWriter()
|
|
|
|
emit.Bytes(script.BinWriter, []byte("Da contract dat hallos u"))
|
|
|
|
emit.Bytes(script.BinWriter, []byte("joe@example.com"))
|
|
|
|
emit.Bytes(script.BinWriter, []byte("Random Guy"))
|
|
|
|
emit.Bytes(script.BinWriter, []byte("0.99"))
|
|
|
|
emit.Bytes(script.BinWriter, []byte("Helloer"))
|
|
|
|
props |= smartcontract.HasStorage
|
|
|
|
emit.Int(script.BinWriter, int64(props))
|
|
|
|
emit.Int(script.BinWriter, int64(5))
|
|
|
|
params := make([]byte, 1)
|
|
|
|
params[0] = byte(7)
|
|
|
|
emit.Bytes(script.BinWriter, params)
|
|
|
|
emit.Bytes(script.BinWriter, avm)
|
|
|
|
emit.Syscall(script.BinWriter, "Neo.Contract.Create")
|
|
|
|
txScript := script.Bytes()
|
|
|
|
|
|
|
|
invFee := util.Fixed8FromFloat(100)
|
|
|
|
txDeploy := transaction.NewInvocationTX(txScript, invFee)
|
|
|
|
txDeploy.AddInput(&transaction.Input{
|
|
|
|
PrevHash: txClaim.Hash(),
|
|
|
|
PrevIndex: 0,
|
|
|
|
})
|
|
|
|
txDeploy.AddOutput(&transaction.Output{
|
|
|
|
AssetID: UtilityTokenID(),
|
|
|
|
Amount: gasOwned - invFee,
|
|
|
|
ScriptHash: priv0.GetScriptHash(),
|
|
|
|
Position: 0,
|
|
|
|
})
|
|
|
|
gasOwned -= invFee
|
|
|
|
require.NoError(t, acc0.SignTx(txDeploy))
|
|
|
|
b = bc.newBlock(newMinerTX(), txDeploy)
|
|
|
|
require.NoError(t, bc.AddBlock(b))
|
|
|
|
t.Logf("txDeploy: %s", txDeploy.Hash().StringLE())
|
|
|
|
|
|
|
|
// Now invoke this contract.
|
|
|
|
script = io.NewBufBinWriter()
|
2020-03-27 08:00:06 +00:00
|
|
|
emit.AppCallWithOperationAndArgs(script.BinWriter, hash.Hash160(avm), "Put", "testkey", "testvalue")
|
2020-02-17 12:04:25 +00:00
|
|
|
|
2020-03-04 14:45:29 +00:00
|
|
|
txInv := transaction.NewInvocationTX(script.Bytes(), 0)
|
|
|
|
b = bc.newBlock(newMinerTX(), txInv)
|
|
|
|
require.NoError(t, bc.AddBlock(b))
|
|
|
|
t.Logf("txInv: %s", txInv.Hash().StringLE())
|
2020-02-17 12:04:25 +00:00
|
|
|
|
2020-03-04 14:45:29 +00:00
|
|
|
priv1, err := keys.NewPrivateKeyFromWIF(privNetKeys[1])
|
|
|
|
require.NoError(t, err)
|
|
|
|
txNeo0to1 := transaction.NewContractTX()
|
|
|
|
txNeo0to1.Data = new(transaction.ContractTX)
|
|
|
|
txNeo0to1.AddInput(&transaction.Input{
|
|
|
|
PrevHash: txNeoRound.Hash(),
|
|
|
|
PrevIndex: 0,
|
|
|
|
})
|
|
|
|
txNeo0to1.AddOutput(&transaction.Output{
|
|
|
|
AssetID: GoverningTokenID(),
|
|
|
|
Amount: util.Fixed8FromInt64(1000),
|
|
|
|
ScriptHash: priv1.GetScriptHash(),
|
|
|
|
})
|
|
|
|
txNeo0to1.AddOutput(&transaction.Output{
|
|
|
|
AssetID: GoverningTokenID(),
|
|
|
|
Amount: neoAmount - util.Fixed8FromInt64(1000),
|
|
|
|
ScriptHash: priv0.GetScriptHash(),
|
|
|
|
})
|
|
|
|
|
|
|
|
require.NoError(t, acc0.SignTx(txNeo0to1))
|
|
|
|
b = bc.newBlock(newMinerTX(), txNeo0to1)
|
|
|
|
require.NoError(t, bc.AddBlock(b))
|
|
|
|
|
2020-03-05 09:28:46 +00:00
|
|
|
sh := hash.Hash160(avm)
|
|
|
|
w := io.NewBufBinWriter()
|
2020-03-27 08:00:06 +00:00
|
|
|
emit.AppCallWithOperationAndArgs(w.BinWriter, sh, "init")
|
2020-03-05 09:28:46 +00:00
|
|
|
initTx := transaction.NewInvocationTX(w.Bytes(), 0)
|
|
|
|
transferTx := newNEP5Transfer(sh, sh, priv0.GetScriptHash(), 1000)
|
|
|
|
|
|
|
|
b = bc.newBlock(newMinerTX(), initTx, transferTx)
|
|
|
|
require.NoError(t, bc.AddBlock(b))
|
|
|
|
|
|
|
|
transferTx = newNEP5Transfer(sh, priv0.GetScriptHash(), priv1.GetScriptHash(), 123)
|
|
|
|
b = bc.newBlock(newMinerTX(), transferTx)
|
|
|
|
require.NoError(t, bc.AddBlock(b))
|
|
|
|
|
2020-03-04 14:45:29 +00:00
|
|
|
if saveChain {
|
|
|
|
outStream, err := os.Create(prefix + "testblocks.acc")
|
2020-02-29 15:55:16 +00:00
|
|
|
require.NoError(t, err)
|
2020-03-04 14:45:29 +00:00
|
|
|
defer outStream.Close()
|
|
|
|
|
|
|
|
writer := io.NewBinWriterFromIO(outStream)
|
|
|
|
|
|
|
|
count := bc.BlockHeight() + 1
|
|
|
|
writer.WriteU32LE(count - 1)
|
|
|
|
|
|
|
|
for i := 1; i < int(count); i++ {
|
|
|
|
bh := bc.GetHeaderHash(i)
|
|
|
|
b, err := bc.GetBlock(bh)
|
|
|
|
require.NoError(t, err)
|
2020-03-26 14:43:24 +00:00
|
|
|
bytes, err := testserdes.EncodeBinary(b)
|
|
|
|
require.NoError(t, err)
|
2020-03-04 14:45:29 +00:00
|
|
|
writer.WriteU32LE(uint32(len(bytes)))
|
|
|
|
writer.WriteBytes(bytes)
|
|
|
|
require.NoError(t, writer.Err)
|
|
|
|
}
|
2020-02-17 12:04:25 +00:00
|
|
|
}
|
2020-03-02 17:01:32 +00:00
|
|
|
|
|
|
|
// Blocks for `submitblock` test. If you are planning to modify test chain from `testblocks.acc`,
|
|
|
|
// please, update params value of `empty block` and `positive` tests.
|
|
|
|
var blocks []*block.Block
|
|
|
|
blocks = append(blocks, bc.newBlock(), bc.newBlock(newMinerTX()))
|
|
|
|
for _, b := range blocks {
|
2020-03-26 14:43:24 +00:00
|
|
|
data, err := testserdes.EncodeBinary(b)
|
|
|
|
require.NoError(t, err)
|
|
|
|
t.Log(hex.EncodeToString(data))
|
2020-03-02 17:01:32 +00:00
|
|
|
}
|
2020-02-17 12:04:25 +00:00
|
|
|
}
|
2020-03-05 09:28:46 +00:00
|
|
|
|
|
|
|
func newNEP5Transfer(sc, from, to util.Uint160, amount int64) *transaction.Transaction {
|
|
|
|
w := io.NewBufBinWriter()
|
2020-03-27 08:00:06 +00:00
|
|
|
emit.AppCallWithOperationAndArgs(w.BinWriter, sc, "transfer", from, to, amount)
|
2020-03-05 09:28:46 +00:00
|
|
|
emit.Opcode(w.BinWriter, opcode.THROWIFNOT)
|
|
|
|
|
|
|
|
script := w.Bytes()
|
|
|
|
return transaction.NewInvocationTX(script, 0)
|
|
|
|
}
|