neo-go/pkg/core/helper_test.go
2022-01-13 12:44:19 +03:00

784 lines
27 KiB
Go

package core
import (
"bytes"
"encoding/base64"
"encoding/hex"
"encoding/json"
"fmt"
"io/ioutil"
"math/big"
"os"
"path"
"path/filepath"
"strings"
"testing"
"time"
nns "github.com/nspcc-dev/neo-go/examples/nft-nd-nns"
"github.com/nspcc-dev/neo-go/internal/testchain"
"github.com/nspcc-dev/neo-go/pkg/compiler"
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/chaindump"
"github.com/nspcc-dev/neo-go/pkg/core/fee"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/native/noderoles"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/nspcc-dev/neo-go/pkg/wallet"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"go.uber.org/zap/zaptest"
)
// multisig address which possess all NEO.
var neoOwner = testchain.MultisigScriptHash()
// examplesPrefix is a prefix of the example smart-contracts.
const examplesPrefix = "../../examples/"
// newTestChain should be called before newBlock invocation to properly setup
// global state.
func newTestChain(t testing.TB) *Blockchain {
return newTestChainWithCustomCfg(t, nil)
}
func newTestChainWithCustomCfg(t testing.TB, f func(*config.Config)) *Blockchain {
return newTestChainWithCustomCfgAndStore(t, nil, f)
}
func newTestChainWithCustomCfgAndStore(t testing.TB, st storage.Store, f func(*config.Config)) *Blockchain {
chain := initTestChain(t, st, f)
go chain.Run()
t.Cleanup(chain.Close)
return chain
}
func newLevelDBForTesting(t testing.TB) storage.Store {
ldbDir := t.TempDir()
dbConfig := storage.DBConfiguration{
Type: "leveldb",
LevelDBOptions: storage.LevelDBOptions{
DataDirectoryPath: ldbDir,
},
}
newLevelStore, err := storage.NewLevelDBStore(dbConfig.LevelDBOptions)
require.Nil(t, err, "NewLevelDBStore error")
return newLevelStore
}
func newBoltStoreForTesting(t testing.TB) storage.Store {
d := t.TempDir()
testFileName := filepath.Join(d, "test_bolt_db")
boltDBStore, err := storage.NewBoltDBStore(storage.BoltDBOptions{FilePath: testFileName})
require.NoError(t, err)
return boltDBStore
}
func initTestChain(t testing.TB, st storage.Store, f func(*config.Config)) *Blockchain {
unitTestNetCfg, err := config.Load("../../config", testchain.Network())
require.NoError(t, err)
if f != nil {
f(&unitTestNetCfg)
}
if st == nil {
st = storage.NewMemoryStore()
}
log := zaptest.NewLogger(t)
if _, ok := t.(*testing.B); ok {
log = zap.NewNop()
}
chain, err := NewBlockchain(st, unitTestNetCfg.ProtocolConfiguration, log)
require.NoError(t, err)
return chain
}
func (bc *Blockchain) newBlock(txs ...*transaction.Transaction) *block.Block {
lastBlock, ok := bc.topBlock.Load().(*block.Block)
if !ok {
var err error
lastBlock, err = bc.GetBlock(bc.GetHeaderHash(int(bc.BlockHeight())))
if err != nil {
panic(err)
}
}
if bc.config.StateRootInHeader {
sr, err := bc.GetStateModule().GetStateRoot(bc.BlockHeight())
if err != nil {
panic(err)
}
return newBlockWithState(bc.config, lastBlock.Index+1, lastBlock.Hash(), &sr.Root, txs...)
}
return newBlock(bc.config, lastBlock.Index+1, lastBlock.Hash(), txs...)
}
func newBlock(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256, txs ...*transaction.Transaction) *block.Block {
return newBlockWithState(cfg, index, prev, nil, txs...)
}
func newBlockCustom(cfg config.ProtocolConfiguration, f func(b *block.Block),
txs ...*transaction.Transaction) *block.Block {
validators, _ := validatorsFromConfig(cfg)
valScript, _ := smartcontract.CreateDefaultMultiSigRedeemScript(validators)
witness := transaction.Witness{
VerificationScript: valScript,
}
b := &block.Block{
Header: block.Header{
NextConsensus: witness.ScriptHash(),
Script: witness,
},
Transactions: txs,
}
f(b)
b.RebuildMerkleRoot()
b.Script.InvocationScript = testchain.Sign(b)
return b
}
func newBlockWithState(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256,
prevState *util.Uint256, txs ...*transaction.Transaction) *block.Block {
return newBlockCustom(cfg, func(b *block.Block) {
b.PrevHash = prev
b.Timestamp = uint64(time.Now().UTC().Unix())*1000 + uint64(index)
b.Index = index
if prevState != nil {
b.StateRootEnabled = true
b.PrevStateRoot = *prevState
}
}, txs...)
}
func (bc *Blockchain) genBlocks(n int) ([]*block.Block, error) {
blocks := make([]*block.Block, n)
lastHash := bc.topBlock.Load().(*block.Block).Hash()
lastIndex := bc.topBlock.Load().(*block.Block).Index
for i := 0; i < n; i++ {
blocks[i] = newBlock(bc.config, uint32(i)+lastIndex+1, lastHash)
if err := bc.AddBlock(blocks[i]); err != nil {
return blocks, err
}
lastHash = blocks[i].Hash()
}
return blocks, nil
}
func TestBug1728(t *testing.T) {
src := `package example
import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
func init() { if true { } else { } }
func _deploy(_ interface{}, isUpdate bool) {
runtime.Log("Deploy")
}`
nf, di, err := compiler.CompileWithDebugInfo("foo", strings.NewReader(src))
require.NoError(t, err)
m, err := di.ConvertToManifest(&compiler.Options{Name: "TestContract"})
require.NoError(t, err)
rawManifest, err := json.Marshal(m)
require.NoError(t, err)
rawNef, err := nf.Bytes()
require.NoError(t, err)
bc := newTestChain(t)
aer, err := invokeContractMethod(bc, 10000000000,
bc.contracts.Management.Hash, "deploy", rawNef, rawManifest)
require.NoError(t, err)
require.Equal(t, aer.VMState, vm.HaltState)
}
// This function generates "../rpc/testdata/testblocks.acc" file which contains data
// for RPC unit tests. It also is a nice integration test.
// To generate new "../rpc/testdata/testblocks.acc", follow the steps:
// 1. Set saveChain down below to true
// 2. Run tests with `$ make test`
func TestCreateBasicChain(t *testing.T) {
const saveChain = false
const prefix = "../rpc/server/testdata/"
bc := newTestChain(t)
initBasicChain(t, bc)
if saveChain {
outStream, err := os.Create(prefix + "testblocks.acc")
require.NoError(t, err)
t.Cleanup(func() {
outStream.Close()
})
writer := io.NewBinWriterFromIO(outStream)
writer.WriteU32LE(bc.BlockHeight())
err = chaindump.Dump(bc, writer, 1, bc.BlockHeight())
require.NoError(t, err)
}
priv0 := testchain.PrivateKeyByID(0)
priv1 := testchain.PrivateKeyByID(1)
priv0ScriptHash := priv0.GetScriptHash()
acc0 := wallet.NewAccountFromPrivateKey(priv0)
// Prepare some transaction for future submission.
txSendRaw := newNEP17Transfer(bc.contracts.NEO.Hash, priv0ScriptHash, priv1.GetScriptHash(), int64(fixedn.Fixed8FromInt64(1000)))
txSendRaw.ValidUntilBlock = bc.config.MaxValidUntilBlockIncrement
txSendRaw.Nonce = 0x1234
txSendRaw.Signers = []transaction.Signer{{
Account: priv0ScriptHash,
Scopes: transaction.CalledByEntry,
AllowedContracts: nil,
AllowedGroups: nil,
}}
require.NoError(t, addNetworkFee(bc, txSendRaw, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txSendRaw))
bw := io.NewBufBinWriter()
txSendRaw.EncodeBinary(bw.BinWriter)
t.Logf("sendrawtransaction: \n\tbase64: %s\n\tHash LE: %s", base64.StdEncoding.EncodeToString(bw.Bytes()), txSendRaw.Hash().StringLE())
require.False(t, saveChain)
}
func initBasicChain(t *testing.T, bc *Blockchain) {
const prefix = "../rpc/server/testdata/"
// Increase in case if you need more blocks
const validUntilBlock = 1200
// To be incremented after each created transaction to keep chain constant.
var testNonce uint32 = 1
// Use as nonce when new transaction is created to avoid random data in tests.
getNextNonce := func() uint32 {
testNonce++
return testNonce
}
const neoAmount = 99999000
gasHash := bc.contracts.GAS.Hash
neoHash := bc.contracts.NEO.Hash
policyHash := bc.contracts.Policy.Hash
notaryHash := bc.contracts.Notary.Hash
t.Logf("native GAS hash: %v", gasHash)
t.Logf("native NEO hash: %v", neoHash)
t.Logf("native Policy hash: %v", policyHash)
t.Logf("native Notary hash: %v", notaryHash)
t.Logf("Block0 hash: %s", bc.GetHeaderHash(0).StringLE())
priv0 := testchain.PrivateKeyByID(0)
priv0ScriptHash := priv0.GetScriptHash()
require.Equal(t, big.NewInt(5000_0000), bc.GetUtilityTokenBalance(priv0ScriptHash)) // gas bounty
// Move some NEO to one simple account.
txMoveNeo, err := testchain.NewTransferFromOwner(bc, neoHash, priv0ScriptHash, neoAmount, getNextNonce(), validUntilBlock)
require.NoError(t, err)
// Move some GAS to one simple account.
txMoveGas, err := testchain.NewTransferFromOwner(bc, gasHash, priv0ScriptHash, int64(fixedn.Fixed8FromInt64(1000)),
getNextNonce(), validUntilBlock)
require.NoError(t, err)
b := bc.newBlock(txMoveNeo, txMoveGas)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txMoveGas.Hash())
checkTxHalt(t, bc, txMoveNeo.Hash())
t.Logf("Block1 hash: %s", b.Hash().StringLE())
bw := io.NewBufBinWriter()
b.EncodeBinary(bw.BinWriter)
require.NoError(t, bw.Err)
jsonB, err := b.MarshalJSON()
require.NoError(t, err)
t.Logf("Block1 base64: %s", base64.StdEncoding.EncodeToString(bw.Bytes()))
t.Logf("Block1 JSON: %s", string(jsonB))
bw.Reset()
b.Header.EncodeBinary(bw.BinWriter)
require.NoError(t, bw.Err)
jsonH, err := b.Header.MarshalJSON()
require.NoError(t, err)
t.Logf("Header1 base64: %s", base64.StdEncoding.EncodeToString(bw.Bytes()))
t.Logf("Header1 JSON: %s", string(jsonH))
jsonTxMoveNeo, err := txMoveNeo.MarshalJSON()
require.NoError(t, err)
t.Logf("txMoveNeo hash: %s", txMoveNeo.Hash().StringLE())
t.Logf("txMoveNeo JSON: %s", string(jsonTxMoveNeo))
t.Logf("txMoveNeo base64: %s", base64.StdEncoding.EncodeToString(txMoveNeo.Bytes()))
t.Logf("txMoveGas hash: %s", txMoveGas.Hash().StringLE())
require.True(t, bc.GetUtilityTokenBalance(priv0ScriptHash).Cmp(big.NewInt(1000*native.GASFactor)) >= 0)
// info for getblockheader rpc tests
t.Logf("header hash: %s", b.Hash().StringLE())
buf := io.NewBufBinWriter()
b.Header.EncodeBinary(buf.BinWriter)
t.Logf("header: %s", hex.EncodeToString(buf.Bytes()))
acc0 := wallet.NewAccountFromPrivateKey(priv0)
// Push some contract into the chain.
cfgPath := prefix + "test_contract.yml"
txDeploy, cHash := newDeployTx(t, bc, priv0ScriptHash, prefix+"test_contract.go", "Rubl", &cfgPath)
txDeploy.Nonce = getNextNonce()
txDeploy.ValidUntilBlock = validUntilBlock
require.NoError(t, addNetworkFee(bc, txDeploy, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txDeploy))
b = bc.newBlock(txDeploy)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txDeploy.Hash())
t.Logf("txDeploy: %s", txDeploy.Hash().StringLE())
t.Logf("Block2 hash: %s", b.Hash().StringLE())
// Now invoke this contract.
script := io.NewBufBinWriter()
emit.AppCall(script.BinWriter, cHash, "putValue", callflag.All, "testkey", "testvalue")
txInv := transaction.New(script.Bytes(), 1*native.GASFactor)
txInv.Nonce = getNextNonce()
txInv.ValidUntilBlock = validUntilBlock
txInv.Signers = []transaction.Signer{{Account: priv0ScriptHash}}
require.NoError(t, addNetworkFee(bc, txInv, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txInv))
b = bc.newBlock(txInv)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txInv.Hash())
t.Logf("txInv: %s", txInv.Hash().StringLE())
priv1 := testchain.PrivateKeyByID(1)
txNeo0to1 := newNEP17Transfer(neoHash, priv0ScriptHash, priv1.GetScriptHash(), 1000)
txNeo0to1.Nonce = getNextNonce()
txNeo0to1.ValidUntilBlock = validUntilBlock
txNeo0to1.Signers = []transaction.Signer{
{
Account: priv0ScriptHash,
Scopes: transaction.CalledByEntry,
AllowedContracts: nil,
AllowedGroups: nil,
},
}
require.NoError(t, addNetworkFee(bc, txNeo0to1, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txNeo0to1))
b = bc.newBlock(txNeo0to1)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txNeo0to1.Hash())
w := io.NewBufBinWriter()
emit.AppCall(w.BinWriter, cHash, "init", callflag.All)
initTx := transaction.New(w.Bytes(), 1*native.GASFactor)
initTx.Nonce = getNextNonce()
initTx.ValidUntilBlock = validUntilBlock
initTx.Signers = []transaction.Signer{{Account: priv0ScriptHash}}
require.NoError(t, addNetworkFee(bc, initTx, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), initTx))
transferTx := newNEP17Transfer(cHash, cHash, priv0.GetScriptHash(), 1000)
transferTx.Nonce = getNextNonce()
transferTx.ValidUntilBlock = validUntilBlock
transferTx.Signers = []transaction.Signer{
{
Account: priv0ScriptHash,
Scopes: transaction.CalledByEntry,
AllowedContracts: nil,
AllowedGroups: nil,
},
}
require.NoError(t, addNetworkFee(bc, transferTx, acc0))
transferTx.SystemFee += 1000000
require.NoError(t, acc0.SignTx(testchain.Network(), transferTx))
b = bc.newBlock(initTx, transferTx)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, initTx.Hash())
checkTxHalt(t, bc, transferTx.Hash())
t.Logf("recieveRublesTx: %v", transferTx.Hash().StringLE())
transferTx = newNEP17Transfer(cHash, priv0.GetScriptHash(), priv1.GetScriptHash(), 123)
transferTx.Nonce = getNextNonce()
transferTx.ValidUntilBlock = validUntilBlock
transferTx.Signers = []transaction.Signer{
{
Account: priv0ScriptHash,
Scopes: transaction.CalledByEntry,
AllowedContracts: nil,
AllowedGroups: nil,
},
}
require.NoError(t, addNetworkFee(bc, transferTx, acc0))
transferTx.SystemFee += 1000000
require.NoError(t, acc0.SignTx(testchain.Network(), transferTx))
b = bc.newBlock(transferTx)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, transferTx.Hash())
t.Logf("sendRublesTx: %v", transferTx.Hash().StringLE())
// Push verification contract into the chain.
txDeploy2, _ := newDeployTx(t, bc, priv0ScriptHash, prefix+"verification_contract.go", "Verify", nil)
txDeploy2.Nonce = getNextNonce()
txDeploy2.ValidUntilBlock = validUntilBlock
require.NoError(t, addNetworkFee(bc, txDeploy2, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txDeploy2))
b = bc.newBlock(txDeploy2)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txDeploy2.Hash())
// Deposit some GAS to notary contract for priv0
transferTx = newNEP17Transfer(gasHash, priv0.GetScriptHash(), notaryHash, 10_0000_0000, priv0.GetScriptHash(), int64(bc.BlockHeight()+1000))
transferTx.Nonce = getNextNonce()
transferTx.ValidUntilBlock = validUntilBlock
transferTx.Signers = []transaction.Signer{
{
Account: priv0ScriptHash,
Scopes: transaction.CalledByEntry,
},
}
require.NoError(t, addNetworkFee(bc, transferTx, acc0))
transferTx.SystemFee += 10_0000
require.NoError(t, acc0.SignTx(testchain.Network(), transferTx))
b = bc.newBlock(transferTx)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, transferTx.Hash())
t.Logf("notaryDepositTxPriv0: %v", transferTx.Hash().StringLE())
// Designate new Notary node
ntr, err := wallet.NewWalletFromFile(path.Join(notaryModulePath, "./testdata/notary1.json"))
require.NoError(t, err)
require.NoError(t, ntr.Accounts[0].Decrypt("one", ntr.Scrypt))
bc.setNodesByRole(t, true, noderoles.P2PNotary, keys.PublicKeys{ntr.Accounts[0].PrivateKey().PublicKey()})
t.Logf("Designated Notary node: %s", hex.EncodeToString(ntr.Accounts[0].PrivateKey().PublicKey().Bytes()))
// Push verification contract with arguments into the chain.
txDeploy3, _ := newDeployTx(t, bc, priv0ScriptHash, prefix+"verification_with_args_contract.go", "VerifyWithArgs", nil)
txDeploy3.Nonce = getNextNonce()
txDeploy3.ValidUntilBlock = validUntilBlock
require.NoError(t, addNetworkFee(bc, txDeploy3, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txDeploy3))
b = bc.newBlock(txDeploy3)
require.NoError(t, bc.AddBlock(b)) // block #10
checkTxHalt(t, bc, txDeploy3.Hash())
// Push NameService contract into the chain.
nsPath := examplesPrefix + "nft-nd-nns/"
nsConfigPath := nsPath + "nns.yml"
txDeploy4, _ := newDeployTx(t, bc, priv0ScriptHash, nsPath, nsPath, &nsConfigPath)
txDeploy4.Nonce = getNextNonce()
txDeploy4.ValidUntilBlock = validUntilBlock
require.NoError(t, addNetworkFee(bc, txDeploy4, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txDeploy4))
b = bc.newBlock(txDeploy4)
require.NoError(t, bc.AddBlock(b)) // block #11
checkTxHalt(t, bc, txDeploy4.Hash())
nsHash, err := bc.GetContractScriptHash(4)
require.NoError(t, err)
t.Logf("contract (%s): \n\tHash: %s\n", nsPath, nsHash.StringLE())
// register `neo.com` with A record type and priv0 owner via NS
transferFundsToCommittee(t, bc) // block #12
res, err := invokeContractMethodGeneric(bc, -1,
nsHash, "addRoot", true, "com") // block #13
require.NoError(t, err)
checkResult(t, res, stackitem.Null{})
res, err = invokeContractMethodGeneric(bc, -1,
nsHash, "register", acc0, "neo.com", priv0ScriptHash) // block #14
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
res, err = invokeContractMethodGeneric(bc, -1, nsHash,
"setRecord", acc0, "neo.com", int64(nns.A), "1.2.3.4") // block #15
require.NoError(t, err)
checkResult(t, res, stackitem.Null{})
// Invoke `test_contract.go`: put new value with the same key to check `getstate` RPC call
script.Reset()
emit.AppCall(script.BinWriter, cHash, "putValue", callflag.All, "testkey", "newtestvalue")
// Invoke `test_contract.go`: put values to check `findstates` RPC call
emit.AppCall(script.BinWriter, cHash, "putValue", callflag.All, "aa", "v1")
emit.AppCall(script.BinWriter, cHash, "putValue", callflag.All, "aa10", "v2")
emit.AppCall(script.BinWriter, cHash, "putValue", callflag.All, "aa50", "v3")
txInv = transaction.New(script.Bytes(), 1*native.GASFactor)
txInv.Nonce = getNextNonce()
txInv.ValidUntilBlock = validUntilBlock
txInv.Signers = []transaction.Signer{{Account: priv0ScriptHash}}
require.NoError(t, addNetworkFee(bc, txInv, acc0))
require.NoError(t, acc0.SignTx(testchain.Network(), txInv))
b = bc.newBlock(txInv)
require.NoError(t, bc.AddBlock(b))
checkTxHalt(t, bc, txInv.Hash())
// Compile contract to test `invokescript` RPC call
_, _ = newDeployTx(t, bc, priv0ScriptHash, prefix+"invokescript_contract.go", "ContractForInvokescriptTest", nil)
}
func newNEP17Transfer(sc, from, to util.Uint160, amount int64, additionalArgs ...interface{}) *transaction.Transaction {
return newNEP17TransferWithAssert(sc, from, to, amount, true, additionalArgs...)
}
func newNEP17TransferWithAssert(sc, from, to util.Uint160, amount int64, needAssert bool, additionalArgs ...interface{}) *transaction.Transaction {
w := io.NewBufBinWriter()
emit.AppCall(w.BinWriter, sc, "transfer", callflag.All, from, to, amount, additionalArgs)
if needAssert {
emit.Opcodes(w.BinWriter, opcode.ASSERT)
}
if w.Err != nil {
panic(fmt.Errorf("failed to create NEP-17 transfer transaction: %w", w.Err))
}
script := w.Bytes()
return transaction.New(script, 11000000)
}
func newDeployTx(t *testing.T, bc *Blockchain, sender util.Uint160, name, ctrName string, cfgName *string) (*transaction.Transaction, util.Uint160) {
c, err := ioutil.ReadFile(name)
var (
tx *transaction.Transaction
h util.Uint160
avm []byte
)
if err == nil {
tx, h, avm, err = testchain.NewDeployTx(bc, ctrName, sender, bytes.NewReader(c), cfgName)
} else {
tx, h, avm, err = testchain.NewDeployTx(bc, ctrName, sender, nil, cfgName)
}
require.NoError(t, err)
t.Logf("contract (%s): \n\tHash: %s\n\tAVM: %s", name, h.StringLE(), base64.StdEncoding.EncodeToString(avm))
return tx, h
}
func addSigners(sender util.Uint160, txs ...*transaction.Transaction) {
for _, tx := range txs {
tx.Signers = []transaction.Signer{{
Account: sender,
Scopes: transaction.Global,
AllowedContracts: nil,
AllowedGroups: nil,
}}
}
}
func addNetworkFee(bc *Blockchain, tx *transaction.Transaction, sender *wallet.Account) error {
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), sender.Contract.Script)
tx.NetworkFee += netFee
size += sizeDelta
for _, cosigner := range tx.Signers {
contract := bc.GetContractState(cosigner.Account)
if contract != nil {
netFee, sizeDelta = fee.Calculate(bc.GetBaseExecFee(), contract.NEF.Script)
tx.NetworkFee += netFee
size += sizeDelta
}
}
tx.NetworkFee += int64(size) * bc.FeePerByte()
return nil
}
// Signer can be either bool or *wallet.Account.
// In the first case `true` means sign by committee, `false` means sign by validators.
func prepareContractMethodInvokeGeneric(chain *Blockchain, sysfee int64,
hash util.Uint160, method string, signer interface{}, args ...interface{}) (*transaction.Transaction, error) {
w := io.NewBufBinWriter()
emit.AppCall(w.BinWriter, hash, method, callflag.All, args...)
if w.Err != nil {
return nil, w.Err
}
script := w.Bytes()
tx := transaction.New(script, 0)
tx.ValidUntilBlock = chain.blockHeight + 1
var err error
switch s := signer.(type) {
case bool:
if s {
addSigners(testchain.CommitteeScriptHash(), tx)
setTxSystemFee(chain, sysfee, tx)
err = testchain.SignTxCommittee(chain, tx)
} else {
addSigners(neoOwner, tx)
setTxSystemFee(chain, sysfee, tx)
err = testchain.SignTx(chain, tx)
}
case *wallet.Account:
signTxWithAccounts(chain, sysfee, tx, s)
case []*wallet.Account:
signTxWithAccounts(chain, sysfee, tx, s...)
default:
panic("invalid signer")
}
if err != nil {
return nil, err
}
return tx, nil
}
func setTxSystemFee(bc *Blockchain, sysFee int64, tx *transaction.Transaction) {
if sysFee >= 0 {
tx.SystemFee = sysFee
return
}
lastBlock := bc.topBlock.Load().(*block.Block)
b := &block.Block{
Header: block.Header{
Index: lastBlock.Index + 1,
Timestamp: lastBlock.Timestamp + 1000,
},
Transactions: []*transaction.Transaction{tx},
}
ttx := *tx // prevent setting 'hash' field
v, f := bc.GetTestVM(trigger.Application, &ttx, b)
defer f()
v.LoadWithFlags(tx.Script, callflag.All)
_ = v.Run()
tx.SystemFee = v.GasConsumed()
}
func signTxWithAccounts(chain *Blockchain, sysFee int64, tx *transaction.Transaction, accs ...*wallet.Account) {
scope := transaction.CalledByEntry
for _, acc := range accs {
accH, _ := address.StringToUint160(acc.Address)
tx.Signers = append(tx.Signers, transaction.Signer{
Account: accH,
Scopes: scope,
})
scope = transaction.Global
}
setTxSystemFee(chain, sysFee, tx)
size := io.GetVarSize(tx)
for _, acc := range accs {
if acc.Contract.Deployed {
// don't need precise calculation for tests
tx.NetworkFee += 1000_0000
continue
}
netFee, sizeDelta := fee.Calculate(chain.GetBaseExecFee(), acc.Contract.Script)
size += sizeDelta
tx.NetworkFee += netFee
}
tx.NetworkFee += int64(size) * chain.FeePerByte()
for _, acc := range accs {
if err := acc.SignTx(testchain.Network(), tx); err != nil {
panic(err)
}
}
}
func prepareContractMethodInvoke(chain *Blockchain, sysfee int64,
hash util.Uint160, method string, args ...interface{}) (*transaction.Transaction, error) {
return prepareContractMethodInvokeGeneric(chain, sysfee, hash,
method, false, args...)
}
func persistBlock(chain *Blockchain, txs ...*transaction.Transaction) ([]*state.AppExecResult, error) {
b := chain.newBlock(txs...)
err := chain.AddBlock(b)
if err != nil {
return nil, err
}
aers := make([]*state.AppExecResult, len(txs))
for i, tx := range txs {
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
if err != nil {
return nil, err
}
aers[i] = &res[0]
}
return aers, nil
}
func invokeContractMethod(chain *Blockchain, sysfee int64, hash util.Uint160, method string, args ...interface{}) (*state.AppExecResult, error) {
return invokeContractMethodGeneric(chain, sysfee, hash, method, false, args...)
}
func invokeContractMethodGeneric(chain *Blockchain, sysfee int64, hash util.Uint160, method string,
signer interface{}, args ...interface{}) (*state.AppExecResult, error) {
tx, err := prepareContractMethodInvokeGeneric(chain, sysfee, hash,
method, signer, args...)
if err != nil {
return nil, err
}
aers, err := persistBlock(chain, tx)
if err != nil {
return nil, err
}
return aers[0], nil
}
func invokeContractMethodBy(t *testing.T, chain *Blockchain, signer *wallet.Account, hash util.Uint160, method string, args ...interface{}) (*state.AppExecResult, error) {
var (
netfee int64 = 1000_0000
sysfee int64 = 1_0000_0000
)
transferTx := transferTokenFromMultisigAccount(t, chain, signer.PrivateKey().PublicKey().GetScriptHash(), chain.contracts.GAS.Hash, sysfee+netfee+1000_0000, nil)
res, err := chain.GetAppExecResults(transferTx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 0, len(res[0].Stack))
return invokeContractMethodGeneric(chain, sysfee, hash, method, signer, args...)
}
func transferTokenFromMultisigAccountCheckOK(t *testing.T, chain *Blockchain, to, tokenHash util.Uint160, amount int64, additionalArgs ...interface{}) {
transferTx := transferTokenFromMultisigAccount(t, chain, to, tokenHash, amount, additionalArgs...)
res, err := chain.GetAppExecResults(transferTx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 0, len(res[0].Stack))
}
func transferTokenFromMultisigAccount(t *testing.T, chain *Blockchain, to, tokenHash util.Uint160, amount int64, additionalArgs ...interface{}) *transaction.Transaction {
return transferTokenFromMultisigAccountWithAssert(t, chain, to, tokenHash, amount, true, additionalArgs...)
}
func transferTokenFromMultisigAccountWithAssert(t *testing.T, chain *Blockchain, to, tokenHash util.Uint160, amount int64, needAssert bool, additionalArgs ...interface{}) *transaction.Transaction {
transferTx := newNEP17TransferWithAssert(tokenHash, testchain.MultisigScriptHash(), to, amount, needAssert, additionalArgs...)
transferTx.SystemFee = 100000000
transferTx.ValidUntilBlock = chain.BlockHeight() + 1
addSigners(neoOwner, transferTx)
require.NoError(t, testchain.SignTx(chain, transferTx))
b := chain.newBlock(transferTx)
require.NoError(t, chain.AddBlock(b))
return transferTx
}
func checkResult(t *testing.T, result *state.AppExecResult, expected stackitem.Item) {
require.Equal(t, vm.HaltState, result.VMState, result.FaultException)
require.Equal(t, 1, len(result.Stack))
require.Equal(t, expected, result.Stack[0])
}
func checkFAULTState(t *testing.T, result *state.AppExecResult) {
require.Equal(t, vm.FaultState, result.VMState)
}
func checkBalanceOf(t *testing.T, chain *Blockchain, addr util.Uint160, expected int) {
balance := chain.GetUtilityTokenBalance(addr)
require.Equal(t, int64(expected), balance.Int64())
}
type NotaryFeerStub struct {
bc blockchainer.Blockchainer
}
func (f NotaryFeerStub) FeePerByte() int64 { return f.bc.FeePerByte() }
func (f NotaryFeerStub) GetUtilityTokenBalance(acc util.Uint160) *big.Int {
return f.bc.GetNotaryBalance(acc)
}
func (f NotaryFeerStub) BlockHeight() uint32 { return f.bc.BlockHeight() }
func (f NotaryFeerStub) P2PSigExtensionsEnabled() bool { return f.bc.P2PSigExtensionsEnabled() }
func NewNotaryFeerStub(bc blockchainer.Blockchainer) NotaryFeerStub {
return NotaryFeerStub{
bc: bc,
}
}