ae3515e819
Add StringCompressed to get a string representation of the key in compressed form. Close #3263 Signed-off-by: Ekaterina Pavlova <ekt@morphbits.io>
291 lines
10 KiB
Go
291 lines
10 KiB
Go
package chain
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import (
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"encoding/hex"
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"sort"
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"testing"
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"time"
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"github.com/nspcc-dev/neo-go/pkg/config"
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"github.com/nspcc-dev/neo-go/pkg/config/netmode"
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"github.com/nspcc-dev/neo-go/pkg/core"
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"github.com/nspcc-dev/neo-go/pkg/core/storage"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/neotest"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap"
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"go.uber.org/zap/zaptest"
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)
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const (
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// MaxTraceableBlocks is the default MaxTraceableBlocks setting used for test chains.
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// We don't need a lot of traceable blocks for tests.
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MaxTraceableBlocks = 1000
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// TimePerBlock is the default TimePerBlock setting used for test chains (1s).
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// Usually blocks are created by tests bypassing this setting.
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TimePerBlock = time.Second
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)
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const singleValidatorWIF = "KxyjQ8eUa4FHt3Gvioyt1Wz29cTUrE4eTqX3yFSk1YFCsPL8uNsY"
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// committeeWIFs is a list of unencrypted WIFs sorted by the public key.
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var committeeWIFs = []string{
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"KzfPUYDC9n2yf4fK5ro4C8KMcdeXtFuEnStycbZgX3GomiUsvX6W",
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"KzgWE3u3EDp13XPXXuTKZxeJ3Gi8Bsm8f9ijY3ZsCKKRvZUo1Cdn",
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singleValidatorWIF,
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"L2oEXKRAAMiPEZukwR5ho2S6SMeQLhcK9mF71ZnF7GvT8dU4Kkgz",
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// Provide 2 committee extra members so that the committee address differs from
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// the validators one.
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"L1Tr1iq5oz1jaFaMXP21sHDkJYDDkuLtpvQ4wRf1cjKvJYvnvpAb",
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"Kz6XTUrExy78q8f4MjDHnwz8fYYyUE8iPXwPRAkHa3qN2JcHYm7e",
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}
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var (
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// committeeAcc is an account used to sign a tx as a committee.
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committeeAcc *wallet.Account
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// multiCommitteeAcc contains committee accounts used in a multi-node setup.
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multiCommitteeAcc []*wallet.Account
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// multiValidatorAcc contains validator accounts used in a multi-node setup.
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multiValidatorAcc []*wallet.Account
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// standByCommittee contains a list of committee public keys to use in config.
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standByCommittee []string
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)
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// Options contains parameters to customize parameters of the test chain.
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type Options struct {
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// Logger allows to customize logging performed by the test chain.
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// If Logger is not set, zaptest.Logger will be used with default configuration.
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Logger *zap.Logger
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// BlockchainConfigHook function is sort of visitor pattern for blockchain configuration.
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// It takes in the default configuration as an argument and can perform any adjustments in it.
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BlockchainConfigHook func(*config.Blockchain)
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// Store allows to customize storage for blockchain data.
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// If Store is not set, MemoryStore is used by default.
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Store storage.Store
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// If SkipRun is false, then the blockchain will be started (if its' construction
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// has succeeded) and will be registered for cleanup when the test completes.
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// If SkipRun is true, it is caller's responsibility to call Run before using
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// the chain and to properly Close the chain when done.
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SkipRun bool
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}
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func init() {
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committeeAcc, _ = wallet.NewAccountFromWIF(singleValidatorWIF)
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pubs := keys.PublicKeys{committeeAcc.PublicKey()}
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err := committeeAcc.ConvertMultisig(1, pubs)
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if err != nil {
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panic(err)
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}
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mc := smartcontract.GetMajorityHonestNodeCount(len(committeeWIFs))
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mv := smartcontract.GetDefaultHonestNodeCount(4)
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accs := make([]*wallet.Account, len(committeeWIFs))
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pubs = make(keys.PublicKeys, len(accs))
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for i := range committeeWIFs {
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accs[i], _ = wallet.NewAccountFromWIF(committeeWIFs[i])
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pubs[i] = accs[i].PublicKey()
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}
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// Config entry must contain validators first in a specific order.
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standByCommittee = make([]string, len(pubs))
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standByCommittee[0] = pubs[2].StringCompressed()
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standByCommittee[1] = pubs[0].StringCompressed()
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standByCommittee[2] = pubs[3].StringCompressed()
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standByCommittee[3] = pubs[1].StringCompressed()
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standByCommittee[4] = pubs[4].StringCompressed()
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standByCommittee[5] = pubs[5].StringCompressed()
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multiValidatorAcc = make([]*wallet.Account, 4)
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sort.Sort(pubs[:4])
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sort.Slice(accs[:4], func(i, j int) bool {
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p1 := accs[i].PublicKey()
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p2 := accs[j].PublicKey()
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return p1.Cmp(p2) == -1
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})
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for i := range multiValidatorAcc {
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multiValidatorAcc[i] = wallet.NewAccountFromPrivateKey(accs[i].PrivateKey())
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err := multiValidatorAcc[i].ConvertMultisig(mv, pubs[:4])
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if err != nil {
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panic(err)
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}
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}
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multiCommitteeAcc = make([]*wallet.Account, len(committeeWIFs))
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sort.Sort(pubs)
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sort.Slice(accs, func(i, j int) bool {
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p1 := accs[i].PublicKey()
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p2 := accs[j].PublicKey()
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return p1.Cmp(p2) == -1
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})
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for i := range multiCommitteeAcc {
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multiCommitteeAcc[i] = wallet.NewAccountFromPrivateKey(accs[i].PrivateKey())
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err := multiCommitteeAcc[i].ConvertMultisig(mc, pubs)
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if err != nil {
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panic(err)
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}
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}
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}
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// NewSingle creates a new blockchain instance with a single validator and
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// setups cleanup functions. The configuration used is with netmode.UnitTestNet
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// magic and TimePerBlock/MaxTraceableBlocks options defined by constants in
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// this package. MemoryStore is used as the backend storage, so all of the chain
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// contents is always in RAM. The Signer returned is the validator (and the committee at
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// the same time).
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func NewSingle(t testing.TB) (*core.Blockchain, neotest.Signer) {
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return NewSingleWithCustomConfig(t, nil)
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}
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// NewSingleWithCustomConfig is similar to NewSingle, but allows to override the
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// default configuration.
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func NewSingleWithCustomConfig(t testing.TB, f func(*config.Blockchain)) (*core.Blockchain, neotest.Signer) {
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return NewSingleWithCustomConfigAndStore(t, f, nil, true)
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}
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// NewSingleWithCustomConfigAndStore is similar to NewSingleWithCustomConfig, but
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// also allows to override backend Store being used. The last parameter controls if
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// Run method is called on the Blockchain instance. If not, it is its caller's
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// responsibility to do that before using the chain and
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// to properly Close the chain when done.
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func NewSingleWithCustomConfigAndStore(t testing.TB, f func(cfg *config.Blockchain), st storage.Store, run bool) (*core.Blockchain, neotest.Signer) {
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return NewSingleWithOptions(t, &Options{
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BlockchainConfigHook: f,
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Store: st,
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SkipRun: !run,
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})
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}
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// NewSingleWithOptions creates a new blockchain instance with a single validator
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// using specified options.
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func NewSingleWithOptions(t testing.TB, options *Options) (*core.Blockchain, neotest.Signer) {
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if options == nil {
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options = &Options{}
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}
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cfg := config.Blockchain{
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ProtocolConfiguration: config.ProtocolConfiguration{
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Magic: netmode.UnitTestNet,
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MaxTraceableBlocks: MaxTraceableBlocks,
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TimePerBlock: TimePerBlock,
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StandbyCommittee: []string{hex.EncodeToString(committeeAcc.PublicKey().Bytes())},
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ValidatorsCount: 1,
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VerifyTransactions: true,
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},
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}
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if options.BlockchainConfigHook != nil {
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options.BlockchainConfigHook(&cfg)
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}
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store := options.Store
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if store == nil {
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store = storage.NewMemoryStore()
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}
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logger := options.Logger
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if logger == nil {
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logger = zaptest.NewLogger(t)
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}
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bc, err := core.NewBlockchain(store, cfg, logger)
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require.NoError(t, err)
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if !options.SkipRun {
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go bc.Run()
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t.Cleanup(bc.Close)
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}
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return bc, neotest.NewMultiSigner(committeeAcc)
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}
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// NewMulti creates a new blockchain instance with four validators and six
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// committee members. Otherwise, it does not differ much from NewSingle. The
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// second value returned contains the validators Signer, the third -- the committee one.
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func NewMulti(t testing.TB) (*core.Blockchain, neotest.Signer, neotest.Signer) {
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return NewMultiWithCustomConfig(t, nil)
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}
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// NewMultiWithCustomConfig is similar to NewMulti, except it allows to override the
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// default configuration.
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func NewMultiWithCustomConfig(t testing.TB, f func(*config.Blockchain)) (*core.Blockchain, neotest.Signer, neotest.Signer) {
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return NewMultiWithCustomConfigAndStore(t, f, nil, true)
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}
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// NewMultiWithCustomConfigAndStore is similar to NewMultiWithCustomConfig, but
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// also allows to override backend Store being used. The last parameter controls if
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// Run method is called on the Blockchain instance. If not, it is its caller's
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// responsibility to do that before using the chain and
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// to properly Close the chain when done.
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func NewMultiWithCustomConfigAndStore(t testing.TB, f func(*config.Blockchain), st storage.Store, run bool) (*core.Blockchain, neotest.Signer, neotest.Signer) {
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bc, validator, committee, err := NewMultiWithCustomConfigAndStoreNoCheck(t, f, st)
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require.NoError(t, err)
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if run {
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go bc.Run()
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t.Cleanup(bc.Close)
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}
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return bc, validator, committee
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}
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// NewMultiWithOptions creates a new blockchain instance with four validators and six
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// committee members. Otherwise, it does not differ much from NewSingle. The
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// second value returned contains the validators Signer, the third -- the committee one.
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func NewMultiWithOptions(t testing.TB, options *Options) (*core.Blockchain, neotest.Signer, neotest.Signer) {
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bc, validator, committee, err := NewMultiWithOptionsNoCheck(t, options)
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require.NoError(t, err)
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return bc, validator, committee
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}
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// NewMultiWithCustomConfigAndStoreNoCheck is similar to NewMultiWithCustomConfig,
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// but do not perform Blockchain run and do not check Blockchain constructor error.
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func NewMultiWithCustomConfigAndStoreNoCheck(t testing.TB, f func(*config.Blockchain), st storage.Store) (*core.Blockchain, neotest.Signer, neotest.Signer, error) {
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return NewMultiWithOptionsNoCheck(t, &Options{
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BlockchainConfigHook: f,
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Store: st,
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SkipRun: true,
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})
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}
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// NewMultiWithOptionsNoCheck is similar to NewMultiWithOptions, but does not verify blockchain constructor error.
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// It will start blockchain only if construction has completed successfully.
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func NewMultiWithOptionsNoCheck(t testing.TB, options *Options) (*core.Blockchain, neotest.Signer, neotest.Signer, error) {
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if options == nil {
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options = &Options{}
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}
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cfg := config.Blockchain{
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ProtocolConfiguration: config.ProtocolConfiguration{
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Magic: netmode.UnitTestNet,
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MaxTraceableBlocks: MaxTraceableBlocks,
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TimePerBlock: TimePerBlock,
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StandbyCommittee: standByCommittee,
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ValidatorsCount: 4,
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VerifyTransactions: true,
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},
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}
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if options.BlockchainConfigHook != nil {
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options.BlockchainConfigHook(&cfg)
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}
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store := options.Store
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if store == nil {
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store = storage.NewMemoryStore()
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}
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logger := options.Logger
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if logger == nil {
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logger = zaptest.NewLogger(t)
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}
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bc, err := core.NewBlockchain(store, cfg, logger)
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if err == nil && !options.SkipRun {
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go bc.Run()
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t.Cleanup(bc.Close)
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}
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return bc, neotest.NewMultiSigner(multiValidatorAcc...), neotest.NewMultiSigner(multiCommitteeAcc...), err
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}
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