worldmock

package
v1.2.68 Latest Latest
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 Go to latest Published: Jul 29, 2024 License: GPL-3.0 Imports: 19 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var ESDTNonceKeyPrefix = []byte(core.ProtectedKeyPrefix + core.ESDTNFTLatestNonceIdentifier)

ESDTNonceKeyPrefix is the prefix of storage keys belonging to ESDT nonces.

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var ESDTRoleKeyPrefix = []byte(core.ProtectedKeyPrefix + core.ESDTRoleIdentifier + core.ESDTKeyIdentifier)

ESDTRoleKeyPrefix is the prefix of storage keys belonging to ESDT roles.

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var ESDTTokenKeyPrefix = []byte(core.ProtectedKeyPrefix + core.ESDTKeyIdentifier)

ESDTTokenKeyPrefix is the prefix of storage keys belonging to ESDT tokens.

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var ErrBuiltinFuncWrapperNotInitialized = errors.New("builtin function not found or container not initialized")

ErrBuiltinFuncWrapperNotInitialized means that the builtin function wrapper was used before initialization.

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var ErrInsufficientFunds = errors.New("insufficient funds")

ErrInsufficientFunds signals the funds are insufficient for the move balance operation but the transaction fee is covered by the current balance

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var ErrInvalidAddressLength = errors.New("invalid address length")

ErrInvalidAddressLength indicates an incorrect length given for an address.

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var ErrMarshallingProto = errors.New("can not serialize the object")

ErrMarshallingProto is raised when the object does not implement proto.Message

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var ErrNegativeValue = errors.New("negative value")

ErrNegativeValue signals that a negative value has been detected and it is not allowed

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var ErrOperationNotPermitted = errors.New("operation not permitted")

ErrOperationNotPermitted indicates an operation rejected due to insufficient permissions.

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var ErrTrieHandlingNotImplemented = errors.New("trie handling not implemented")

ErrTrieHandlingNotImplemented indicates that no trie-related operations are currently implemented.

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var ErrUnmarshallingProto = errors.New("obj does not implement proto.Message")

ErrUnmarshallingProto is raised when the object that needs to be unmarshaled does not implement proto.Message

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var WorldMarshalizer = &GogoProtoMarshalizer{}

WorldMarshalizer is the global marshalizer to be used by the components of the BuiltinFunctionsWrapper.

Functions

func GenerateMockAddress 

func GenerateMockAddress(creatorAddress []byte, creatorNonce uint64) []byte

GenerateMockAddress simulates creation of a new address by the protocol.

func GetTokenNameFromKey 

func GetTokenNameFromKey(key []byte) []byte

GetTokenNameFromKey extracts the token name from the given storage key; it does not check whether the key is indeed a token key or not.

func IsESDTKey 

func IsESDTKey(key []byte) bool

IsESDTKey returns true if the given storage key is ESDT-related

func IsNonceKey 

func IsNonceKey(key []byte) bool

IsNonceKey returns true if the given storage key belongs to an ESDT nonce.

func IsRoleKey 

func IsRoleKey(key []byte) bool

IsRoleKey returns true if the given storage key belongs to an ESDT role.

func IsTokenKey 

func IsTokenKey(key []byte) bool

IsTokenKey returns true if the given storage key belongs to an ESDT token.

func MakeLastNonceKey 

func MakeLastNonceKey(tokenName []byte) []byte

MakeLastNonceKey creates the storage key corresponding to the last nonce of the given tokenName.

func MakeTokenKey 

func MakeTokenKey(tokenName []byte, nonce uint64) []byte

MakeTokenKey creates the storage key corresponding to the given tokenName.

func MakeTokenRolesKey 

func MakeTokenRolesKey(tokenName []byte) []byte

MakeTokenRolesKey creates the storage key corresponding to the roles for the given tokenName.

Types

type Account 

type Account struct {
	Exists          bool
	Address         []byte
	Nonce           uint64
	Balance         *big.Int
	BalanceDelta    *big.Int
	Storage         map[string][]byte
	RootHash        []byte
	Code            []byte
	CodeHash        []byte
	CodeMetadata    []byte
	OwnerAddress    []byte
	AsyncCallData   string
	Username        []byte
	DeveloperReward *big.Int
	ShardID         uint32
	IsSmartContract bool
}

Account holds the account info

func (*Account) AccountDataHandler 

func (a *Account) AccountDataHandler() vmcommon.AccountDataHandler

AccountDataHandler -

func (*Account) AddToBalance 

func (a *Account) AddToBalance(value *big.Int) error

AddToBalance -

func (*Account) AddToDeveloperReward 

func (a *Account) AddToDeveloperReward(value *big.Int)

AddToDeveloperReward -

func (*Account) AddressBytes 

func (a *Account) AddressBytes() []byte

AddressBytes -

func (*Account) ChangeOwnerAddress 

func (a *Account) ChangeOwnerAddress(sender []byte, newAddress []byte) error

ChangeOwnerAddress -

func (*Account) ClaimDeveloperRewards 

func (a *Account) ClaimDeveloperRewards(sender []byte) (*big.Int, error)

ClaimDeveloperRewards -

func (*Account) ClearDataCaches 

func (a *Account) ClearDataCaches()

ClearDataCaches -

func (*Account) Clone 

func (a *Account) Clone() *Account

Clone -

func (*Account) DirtyData 

func (a *Account) DirtyData() map[string][]byte

DirtyData -

func (*Account) GetBalance 

func (a *Account) GetBalance() *big.Int

GetBalance -

func (*Account) GetCode 

func (a *Account) GetCode() []byte

GetCode -

func (*Account) GetCodeHash 

func (a *Account) GetCodeHash() []byte

GetCodeHash -

func (*Account) GetCodeMetadata 

func (a *Account) GetCodeMetadata() []byte

GetCodeMetadata -

func (*Account) GetDeveloperReward 

func (a *Account) GetDeveloperReward() *big.Int

GetDeveloperReward -

func (*Account) GetFullMockESDTData 

func (a *Account) GetFullMockESDTData() (map[string]*MockESDTData, error)

GetFullMockESDTData returns the information about all the ESDT tokens held by the account.

func (*Account) GetNonce 

func (a *Account) GetNonce() uint64

GetNonce -

func (*Account) GetOwnerAddress 

func (a *Account) GetOwnerAddress() []byte

GetOwnerAddress -

func (*Account) GetRootHash 

func (a *Account) GetRootHash() []byte

GetRootHash -

func (*Account) GetTokenBalance 

func (a *Account) GetTokenBalance(tokenKey []byte) (*big.Int, error)

GetTokenBalance returns the ESDT balance of the account, specified by the token key.

func (*Account) GetTokenBalanceByName 

func (a *Account) GetTokenBalanceByName(tokenName string) (*big.Int, error)

GetTokenBalanceByName returns the ESDT balance of the account, specified by the token name.

func (*Account) GetTokenData 

func (a *Account) GetTokenData(tokenKey []byte) (*esdt.ESDigitalToken, error)

GetTokenData gets the ESDT information related to a token from the storage of the account.

func (*Account) GetTokenKeys 

func (a *Account) GetTokenKeys() [][]byte

GetTokenKeys returns the storage keys of all the ESDT tokens owned by the account.

func (*Account) GetTokenRoles 

func (a *Account) GetTokenRoles(tokenName []byte) ([][]byte, error)

GetTokenRoles returns the roles of the account for the specified tokenName.

func (*Account) GetUserName 

func (a *Account) GetUserName() []byte

GetUserName -

func (*Account) IncreaseNonce 

func (a *Account) IncreaseNonce(nonce uint64)

IncreaseNonce -

func (*Account) IsInterfaceNil 

func (a *Account) IsInterfaceNil() bool

IsInterfaceNil -

func (*Account) MigrateDataTrieLeaves added in v1.2.56 

func (a *Account) MigrateDataTrieLeaves(_ vmcommon.ArgsMigrateDataTrieLeaves) error

MigrateDataTrieLeaves -

func (*Account) RetrieveValue 

func (a *Account) RetrieveValue(key []byte) ([]byte, uint32, error)

RetrieveValue -

func (*Account) SaveKeyValue 

func (a *Account) SaveKeyValue(key []byte, value []byte) error

SaveKeyValue -

func (*Account) SetBalance 

func (a *Account) SetBalance(balance int64)

SetBalance -

func (*Account) SetCode 

func (a *Account) SetCode(code []byte)

SetCode -

func (*Account) SetCodeAndMetadata 

func (a *Account) SetCodeAndMetadata(code []byte, codeMetadata *vmcommon.CodeMetadata)

SetCodeAndMetadata changes the account code, as well as all fields depending on it: CodeHash, IsSmartContract, CodeMetadata. The code metadata must be given explicitly.

func (*Account) SetCodeHash 

func (a *Account) SetCodeHash(hash []byte)

SetCodeHash -

func (*Account) SetCodeMetadata 

func (a *Account) SetCodeMetadata(codeMetadata []byte)

SetCodeMetadata -

func (*Account) SetLastNonce 

func (a *Account) SetLastNonce(tokenName []byte, lastNonce uint64) error

SetLastNonce writes the last nonce of a specified ESDT into the storage.

func (*Account) SetLastNonces 

func (a *Account) SetLastNonces(lastNonces map[string]uint64) error

SetLastNonces writes the last nonces of each specified ESDT into the storage.

func (*Account) SetOwnerAddress 

func (a *Account) SetOwnerAddress(address []byte)

SetOwnerAddress -

func (*Account) SetRootHash 

func (a *Account) SetRootHash(hash []byte)

SetRootHash -

func (*Account) SetTokenBalance 

func (a *Account) SetTokenBalance(tokenKey []byte, balance *big.Int) error

SetTokenBalance sets the ESDT balance of the account, specified by the token key.

func (*Account) SetTokenData 

func (a *Account) SetTokenData(tokenKey []byte, tokenData *esdt.ESDigitalToken) error

SetTokenData sets the ESDT information related to a token into the storage of the account.

func (*Account) SetTokenRoles 

func (a *Account) SetTokenRoles(tokenName []byte, roles [][]byte) error

SetTokenRoles sets the specified roles to the account, corresponding to the given tokenName.

func (*Account) SetTokenRolesAsStrings 

func (a *Account) SetTokenRolesAsStrings(tokenName []byte, rolesAsStrings []string) error

SetTokenRolesAsStrings sets the specified roles to the account, corresponding to the given tokenName.

func (*Account) SetUserName 

func (a *Account) SetUserName(userName []byte)

SetUserName -

func (*Account) StorageValue 

func (a *Account) StorageValue(key string) []byte

StorageValue yields the storage value for key, default 0

func (*Account) SubFromBalance 

func (a *Account) SubFromBalance(value *big.Int) error

SubFromBalance -

type AccountMap 

type AccountMap map[string]*Account

AccountMap is a map from address to Account, also implementing the AccountsAdapter interface

func NewAccountMap 

func NewAccountMap() AccountMap

NewAccountMap creates a new AccountMap instance.

func (AccountMap) Clone 

func (am AccountMap) Clone() AccountMap

Clone creates a deep clone of the entire AccountMap.

func (AccountMap) CreateAccount 

func (am AccountMap) CreateAccount(address []byte) *Account

CreateAccount instantiates an empty account for the given address.

func (AccountMap) CreateSmartContractAccount 

func (am AccountMap) CreateSmartContractAccount(owner []byte, address []byte, code []byte) *Account

CreateSmartContractAccount instantiates an account for a smart contract with the given address and WASM bytecode.

func (AccountMap) DeleteAccount 

func (am AccountMap) DeleteAccount(address []byte)

DeleteAccount removes account based on address

func (AccountMap) GetAccount 

func (am AccountMap) GetAccount(address []byte) *Account

GetAccount retrieves account based on address

func (AccountMap) LoadAccountStorageFrom 

func (am AccountMap) LoadAccountStorageFrom(otherAM AccountMap) error

LoadAccountStorageFrom reassigns the storage of the accounts to the storage of the accounts found in otherAM; it only does a reference change, not a deep copy.

func (AccountMap) PutAccount 

func (am AccountMap) PutAccount(account *Account)

PutAccount inserts account based on address.

func (AccountMap) PutAccounts 

func (am AccountMap) PutAccounts(accounts []*Account)

PutAccounts inserts multiple accounts based on address.

type BlockInfo 

type BlockInfo struct {
	BlockTimestamp uint64
	BlockNonce     uint64
	BlockRound     uint64
	BlockEpoch     uint32
	RandomSeed     *[48]byte
}

BlockInfo contains metadata about a mocked block

type BuiltinFunctionsWrapper 

type BuiltinFunctionsWrapper struct {
	Container       vmcommon.BuiltInFunctionContainer
	MapDNSAddresses map[string]struct{}
	World           *MockWorld
	Marshalizer     vmcommon.Marshalizer
}

BuiltinFunctionsWrapper manages and initializes a BuiltInFunctionContainer along with its dependencies

func NewBuiltinFunctionsWrapper 

func NewBuiltinFunctionsWrapper(
	world *MockWorld,
	gasMap config.GasScheduleMap,
) (*BuiltinFunctionsWrapper, error)

NewBuiltinFunctionsWrapper creates a new BuiltinFunctionsWrapper with default dependencies.

func (*BuiltinFunctionsWrapper) GetBuiltinFunctionNames 

func (bf *BuiltinFunctionsWrapper) GetBuiltinFunctionNames() vmcommon.FunctionNames

GetBuiltinFunctionNames returns the list of defined builtin-in functions.

func (*BuiltinFunctionsWrapper) GetTokenBalance 

func (bf *BuiltinFunctionsWrapper) GetTokenBalance(address []byte, tokenKey []byte) (*big.Int, error)

GetTokenBalance returns the ESDT balance of an account for the given token key (token keys are built from the token identifier using MakeTokenKey).

func (*BuiltinFunctionsWrapper) GetTokenData 

func (bf *BuiltinFunctionsWrapper) GetTokenData(address []byte, tokenKey []byte) (*esdt.ESDigitalToken, error)

GetTokenData gets the ESDT information related to a token from the storage of an account (token keys are built from the token identifier using MakeTokenKey).

func (*BuiltinFunctionsWrapper) PerformDirectESDTTransfer 

func (bf *BuiltinFunctionsWrapper) PerformDirectESDTTransfer(
	sender []byte,
	receiver []byte,
	token []byte,
	nonce uint64,
	value *big.Int,
	callType vm.CallType,
	gasLimit uint64,
	gasPrice uint64,
) (uint64, error)

PerformDirectESDTTransfer calls the real ESDTTransfer function immediately; only works for in-shard transfers for now, but it will be expanded to cross-shard. TODO rewrite to simulate what the SCProcessor does when executing a tx with data "ESDTTransfer@token@value@contractfunc@contractargs..." TODO this function duplicates code from host.ExecuteESDTTransfer(), must refactor

func (*BuiltinFunctionsWrapper) ProcessBuiltInFunction 

func (bf *BuiltinFunctionsWrapper) ProcessBuiltInFunction(input *vmcommon.ContractCallInput) (*vmcommon.VMOutput, error)

ProcessBuiltInFunction delegates the execution of a real builtin function to the inner BuiltInFunctionContainer.

func (*BuiltinFunctionsWrapper) SetTokenBalance 

func (bf *BuiltinFunctionsWrapper) SetTokenBalance(address []byte, tokenKey []byte, balance *big.Int) error

SetTokenBalance sets the ESDT balance of an account for the given token key (token keys are built from the token identifier using MakeTokenKey).

func (*BuiltinFunctionsWrapper) SetTokenData 

func (bf *BuiltinFunctionsWrapper) SetTokenData(address []byte, tokenKey []byte, tokenData *esdt.ESDigitalToken) error

SetTokenData sets the ESDT information related to a token from the storage of an account (token keys are built from the token identifier using MakeTokenKey).

type EpochNotifierStub 

type EpochNotifierStub struct {
	CurrentEpochCalled          func() uint32
	RegisterNotifyHandlerCalled func(handler vmcommon.EpochSubscriberHandler)
}

EpochNotifierStub -

func (*EpochNotifierStub) IsInterfaceNil 

func (ens *EpochNotifierStub) IsInterfaceNil() bool

IsInterfaceNil -

func (*EpochNotifierStub) RegisterNotifyHandler 

func (ens *EpochNotifierStub) RegisterNotifyHandler(handler vmcommon.EpochSubscriberHandler)

RegisterNotifyHandler -

type GogoProtoMarshalizer 

type GogoProtoMarshalizer struct {
}

GogoProtoMarshalizer implements marshaling with protobuf

func (*GogoProtoMarshalizer) IsInterfaceNil 

func (x *GogoProtoMarshalizer) IsInterfaceNil() bool

IsInterfaceNil returns true if there is no value under the interface

func (*GogoProtoMarshalizer) Marshal 

func (x *GogoProtoMarshalizer) Marshal(obj interface{}) ([]byte, error)

Marshal does the actual serialization of an object The object to be serialized must implement the gogoProtoObj interface

func (*GogoProtoMarshalizer) Unmarshal 

func (x *GogoProtoMarshalizer) Unmarshal(obj interface{}, buff []byte) error

Unmarshal does the actual deserialization of an object The object to be deserialized must implement the gogoProtoObj interface

type GogoProtoObj 

type GogoProtoObj interface {
	gproto.Marshaler
	gproto.Unmarshaler
	proto.Message
}

GogoProtoObj groups the necessary of a gogo protobuf marshalizeble object

type MockAccountsAdapter 

type MockAccountsAdapter struct {
	World     *MockWorld
	Snapshots []AccountMap
}

MockAccountsAdapter is an implementation of AccountsAdapter based on MockWorld and the accounts within it.

func NewMockAccountsAdapter 

func NewMockAccountsAdapter(world *MockWorld) *MockAccountsAdapter

NewMockAccountsAdapter instantiates a new MockAccountsAdapter.

func (*MockAccountsAdapter) Close 

func (m *MockAccountsAdapter) Close() error

Close -

func (*MockAccountsAdapter) Commit 

func (m *MockAccountsAdapter) Commit() ([]byte, error)

Commit -

func (*MockAccountsAdapter) GetCode 

func (m *MockAccountsAdapter) GetCode(codeHash []byte) []byte

GetCode -

func (*MockAccountsAdapter) GetExistingAccount 

func (m *MockAccountsAdapter) GetExistingAccount(address []byte) (vmcommon.AccountHandler, error)

GetExistingAccount -

func (*MockAccountsAdapter) GetNumCheckpoints 

func (m *MockAccountsAdapter) GetNumCheckpoints() uint32

GetNumCheckpoints -

func (*MockAccountsAdapter) IsInterfaceNil 

func (m *MockAccountsAdapter) IsInterfaceNil() bool

IsInterfaceNil -

func (*MockAccountsAdapter) IsPruningEnabled 

func (m *MockAccountsAdapter) IsPruningEnabled() bool

IsPruningEnabled -

func (*MockAccountsAdapter) JournalLen 

func (m *MockAccountsAdapter) JournalLen() int

JournalLen -

func (*MockAccountsAdapter) LoadAccount 

func (m *MockAccountsAdapter) LoadAccount(address []byte) (vmcommon.AccountHandler, error)

LoadAccount -

func (*MockAccountsAdapter) RecreateTrie 

func (m *MockAccountsAdapter) RecreateTrie(_ []byte) error

RecreateTrie -

func (*MockAccountsAdapter) RemoveAccount 

func (m *MockAccountsAdapter) RemoveAccount(address []byte) error

RemoveAccount -

func (*MockAccountsAdapter) RevertToSnapshot 

func (m *MockAccountsAdapter) RevertToSnapshot(snapshotIndex int) error

RevertToSnapshot -

func (*MockAccountsAdapter) RootHash 

func (m *MockAccountsAdapter) RootHash() ([]byte, error)

RootHash -

func (*MockAccountsAdapter) SaveAccount 

func (m *MockAccountsAdapter) SaveAccount(account vmcommon.AccountHandler) error

SaveAccount -

func (*MockAccountsAdapter) SetStateCheckpoint 

func (m *MockAccountsAdapter) SetStateCheckpoint(_ []byte)

SetStateCheckpoint -

func (*MockAccountsAdapter) SnapshotState 

func (m *MockAccountsAdapter) SnapshotState(_ []byte)

SnapshotState -

type MockESDTData 

type MockESDTData struct {
	TokenIdentifier []byte
	Instances       []*esdt.ESDigitalToken
	LastNonce       uint64
	Roles           [][]byte
}

MockESDTData groups together all instances of a token (same token name, different nonces).

type MockGuardedAccountHandler added in v1.2.51 

type MockGuardedAccountHandler struct{}

MockGuardedAccountHandler -

func NewMockGuardedAccountHandler added in v1.2.51 

func NewMockGuardedAccountHandler() *MockGuardedAccountHandler

NewMockGuardedAccountHandler -

func (*MockGuardedAccountHandler) CleanOtherThanActive added in v1.2.51 

func (mah *MockGuardedAccountHandler) CleanOtherThanActive(_ vmcommon.UserAccountHandler)

CleanOtherThanActive -

func (*MockGuardedAccountHandler) GetActiveGuardian added in v1.2.51 

func (mah *MockGuardedAccountHandler) GetActiveGuardian(_ vmcommon.UserAccountHandler) ([]byte, error)

GetActiveGuardian -

func (*MockGuardedAccountHandler) IsInterfaceNil added in v1.2.51 

func (mah *MockGuardedAccountHandler) IsInterfaceNil() bool

IsInterfaceNil -

func (*MockGuardedAccountHandler) SetGuardian added in v1.2.51 

func (mah *MockGuardedAccountHandler) SetGuardian(_ vmcommon.UserAccountHandler, _ []byte, _ []byte, _ []byte) error

SetGuardian -

type MockWorld 

type MockWorld struct {
	SelfShardID                uint32
	AcctMap                    AccountMap
	AccountsAdapter            vmcommon.AccountsAdapter
	PreviousBlockInfo          *BlockInfo
	CurrentBlockInfo           *BlockInfo
	Blockhashes                [][]byte
	NewAddressMocks            []*NewAddressMock
	StateRootHash              []byte
	Err                        error
	LastCreatedContractAddress []byte
	CompiledCode               map[string][]byte
	BuiltinFuncs               *BuiltinFunctionsWrapper
	GuardedAccountHandler      vmcommon.GuardedAccountHandler
}

MockWorld provides a mock representation of the blockchain to be used in VM tests.

func NewMockWorld 

func NewMockWorld() *MockWorld

NewMockWorld creates a new MockWorld instance

func (*MockWorld) Clear 

func (b *MockWorld) Clear()

Clear resets all mock data between tests.

func (*MockWorld) ClearCompiledCodes 

func (b *MockWorld) ClearCompiledCodes()

ClearCompiledCodes -

func (*MockWorld) CommitChanges 

func (b *MockWorld) CommitChanges() error

CommitChanges -

func (*MockWorld) CommunicationIdentifier 

func (b *MockWorld) CommunicationIdentifier(destShardID uint32) string

CommunicationIdentifier -

func (*MockWorld) ComputeId 

func (b *MockWorld) ComputeId(address []byte) uint32

ComputeId -

func (*MockWorld) CreateStateBackup 

func (b *MockWorld) CreateStateBackup()

CreateStateBackup -

func (*MockWorld) CurrentEpoch 

func (b *MockWorld) CurrentEpoch() uint32

CurrentEpoch returns the current epoch

func (*MockWorld) CurrentNonce 

func (b *MockWorld) CurrentNonce() uint64

CurrentNonce returns the nonce from the current block

func (*MockWorld) CurrentRandomSeed 

func (b *MockWorld) CurrentRandomSeed() []byte

CurrentRandomSeed returns the random seed from the current header

func (*MockWorld) CurrentRound 

func (b *MockWorld) CurrentRound() uint64

CurrentRound returns the round from the current block

func (*MockWorld) CurrentTimeStamp 

func (b *MockWorld) CurrentTimeStamp() uint64

CurrentTimeStamp return the timestamp from the current block

func (*MockWorld) ExecuteSmartContractCallOnOtherVM added in v1.2.51 

func (b *MockWorld) ExecuteSmartContractCallOnOtherVM(input *vmcommon.ContractCallInput) (*vmcommon.VMOutput, error)

ExecuteSmartContractCallOnOtherVM -

func (*MockWorld) GetAllState 

func (b *MockWorld) GetAllState(accountAddress []byte) (map[string][]byte, error)

GetAllState simply returns the storage as-is.

func (*MockWorld) GetBlockhash 

func (b *MockWorld) GetBlockhash(nonce uint64) ([]byte, error)

GetBlockhash should return the hash of the nth previous blockchain. Offset specifies how many blocks we need to look back.

func (*MockWorld) GetBuiltinFunctionNames 

func (b *MockWorld) GetBuiltinFunctionNames() vmcommon.FunctionNames

GetBuiltinFunctionNames -

func (*MockWorld) GetCode 

func (b *MockWorld) GetCode(acc vmcommon.UserAccountHandler) []byte

GetCode retrieves the code from the given account, or nil if not found

func (*MockWorld) GetCompiledCode 

func (b *MockWorld) GetCompiledCode(codeHash []byte) (bool, []byte)

GetCompiledCode -

func (*MockWorld) GetESDTToken 

func (b *MockWorld) GetESDTToken(address []byte, tokenName []byte, nonce uint64) (*esdt.ESDigitalToken, error)

GetESDTToken -

func (*MockWorld) GetShardOfAddress 

func (b *MockWorld) GetShardOfAddress(address []byte) uint32

GetShardOfAddress -

func (*MockWorld) GetSnapshot 

func (b *MockWorld) GetSnapshot() int

GetSnapshot -

func (*MockWorld) GetStateRootHash 

func (b *MockWorld) GetStateRootHash() []byte

GetStateRootHash returns the state root hash from the last committed block

func (*MockWorld) GetStorageData 

func (b *MockWorld) GetStorageData(accountAddress []byte, key []byte) ([]byte, uint32, error)

GetStorageData yields the storage value for a certain account and storage key. Should return an empty byte array if the key is missing from the account storage

func (*MockWorld) GetUserAccount 

func (b *MockWorld) GetUserAccount(address []byte) (vmcommon.UserAccountHandler, error)

GetUserAccount retrieves account info from map, or error if not found.

func (*MockWorld) InitBuiltinFunctions 

func (b *MockWorld) InitBuiltinFunctions(gasMap config.GasScheduleMap) error

InitBuiltinFunctions initializes the inner BuiltinFunctionsWrapper, required for calling builtin functions.

func (*MockWorld) IsInterfaceNil 

func (b *MockWorld) IsInterfaceNil() bool

IsInterfaceNil returns true if underlying implementation is nil

func (*MockWorld) IsLimitedTransfer 

func (b *MockWorld) IsLimitedTransfer(_ []byte) bool

IsLimitedTransfer -

func (*MockWorld) IsPaused 

func (b *MockWorld) IsPaused(_ []byte) bool

IsPaused -

func (*MockWorld) IsPayable 

func (b *MockWorld) IsPayable(_, address []byte) (bool, error)

IsPayable -

func (*MockWorld) IsSmartContract 

func (b *MockWorld) IsSmartContract(address []byte) bool

IsSmartContract -

func (*MockWorld) LastEpoch 

func (b *MockWorld) LastEpoch() uint32

LastEpoch returns the epoch from the last committed block

func (*MockWorld) LastNonce 

func (b *MockWorld) LastNonce() uint64

LastNonce returns the nonce from from the last committed block

func (*MockWorld) LastRandomSeed 

func (b *MockWorld) LastRandomSeed() []byte

LastRandomSeed returns the random seed from the last committed block

func (*MockWorld) LastRound 

func (b *MockWorld) LastRound() uint64

LastRound returns the round from the last committed block

func (*MockWorld) LastTimeStamp 

func (b *MockWorld) LastTimeStamp() uint64

LastTimeStamp returns the timeStamp from the last committed block

func (*MockWorld) NewAddress 

func (b *MockWorld) NewAddress(creatorAddress []byte, creatorNonce uint64, _ []byte) ([]byte, error)

NewAddress provides the address for a new account. It looks up the explicit new address mocks, if none found generates one using a fake but realistic algorithm.

func (*MockWorld) NumberOfShards 

func (b *MockWorld) NumberOfShards() uint32

NumberOfShards -

func (*MockWorld) ProcessBuiltInFunction 

func (b *MockWorld) ProcessBuiltInFunction(input *vmcommon.ContractCallInput) (*vmcommon.VMOutput, error)

ProcessBuiltInFunction -

func (*MockWorld) RevertToSnapshot 

func (b *MockWorld) RevertToSnapshot(snapshot int) error

RevertToSnapshot -

func (*MockWorld) RollbackChanges 

func (b *MockWorld) RollbackChanges() error

RollbackChanges should be called after the VM test has run, if the tx has failed

func (*MockWorld) SameShard 

func (b *MockWorld) SameShard(firstAddress []byte, secondAddress []byte) bool

SameShard -

func (*MockWorld) SaveCompiledCode 

func (b *MockWorld) SaveCompiledCode(codeHash []byte, code []byte)

SaveCompiledCode -

func (*MockWorld) SelfId 

func (b *MockWorld) SelfId() uint32

SelfId -

func (*MockWorld) SetCurrentBlockHash 

func (b *MockWorld) SetCurrentBlockHash(blockHash []byte)

SetCurrentBlockHash -

func (*MockWorld) UpdateAccountFromOutputAccount 

func (b *MockWorld) UpdateAccountFromOutputAccount(modAcct *vmcommon.OutputAccount)

UpdateAccountFromOutputAccount updates a single account from a transaction output.

func (*MockWorld) UpdateAccounts 

func (b *MockWorld) UpdateAccounts(
	outputAccounts map[string]*vmcommon.OutputAccount,
	accountsToDelete [][]byte) error

UpdateAccounts should be called after the VM test has run, to update world state

func (*MockWorld) UpdateBalance 

func (b *MockWorld) UpdateBalance(address []byte, newBalance *big.Int) error

UpdateBalance sets a new balance to an account

func (*MockWorld) UpdateBalanceWithDelta 

func (b *MockWorld) UpdateBalanceWithDelta(address []byte, balanceDelta *big.Int) error

UpdateBalanceWithDelta changes balance of an account by a given amount

func (*MockWorld) UpdateWorldStateBefore 

func (b *MockWorld) UpdateWorldStateBefore(
	fromAddr []byte,
	gasLimit uint64,
	gasPrice uint64) error

UpdateWorldStateBefore performs gas payment, before transaction

type NewAddressMock 

type NewAddressMock struct {
	CreatorAddress []byte
	CreatorNonce   uint64
	NewAddress     []byte
}

NewAddressMock allows tests to specify what new addresses to generate

Source Files

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