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@ -45,7 +45,7 @@ import ( |
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"github.com/ethereum/go-ethereum/rpc" |
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"github.com/ethereum/go-ethereum/rpc" |
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) |
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) |
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// This nil assignment ensures compile time that SimulatedBackend implements bind.ContractBackend.
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// This nil assignment ensures at compile time that SimulatedBackend implements bind.ContractBackend.
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var _ bind.ContractBackend = (*SimulatedBackend)(nil) |
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var _ bind.ContractBackend = (*SimulatedBackend)(nil) |
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var ( |
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var ( |
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@ -55,7 +55,7 @@ var ( |
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) |
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) |
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// SimulatedBackend implements bind.ContractBackend, simulating a blockchain in
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// SimulatedBackend implements bind.ContractBackend, simulating a blockchain in
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// the background. Its main purpose is to allow easily testing contract bindings.
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// the background. Its main purpose is to allow for easy testing of contract bindings.
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// Simulated backend implements the following interfaces:
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// Simulated backend implements the following interfaces:
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// ChainReader, ChainStateReader, ContractBackend, ContractCaller, ContractFilterer, ContractTransactor,
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// ChainReader, ChainStateReader, ContractBackend, ContractCaller, ContractFilterer, ContractTransactor,
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// DeployBackend, GasEstimator, GasPricer, LogFilterer, PendingContractCaller, TransactionReader, and TransactionSender
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// DeployBackend, GasEstimator, GasPricer, LogFilterer, PendingContractCaller, TransactionReader, and TransactionSender
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@ -123,10 +123,10 @@ func (b *SimulatedBackend) Rollback() { |
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func (b *SimulatedBackend) rollback() { |
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func (b *SimulatedBackend) rollback() { |
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blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), ethash.NewFaker(), b.database, 1, func(int, *core.BlockGen) {}) |
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blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), ethash.NewFaker(), b.database, 1, func(int, *core.BlockGen) {}) |
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statedb, _ := b.blockchain.State() |
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stateDB, _ := b.blockchain.State() |
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b.pendingBlock = blocks[0] |
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b.pendingBlock = blocks[0] |
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b.pendingState, _ = state.New(b.pendingBlock.Root(), statedb.Database(), nil) |
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b.pendingState, _ = state.New(b.pendingBlock.Root(), stateDB.Database(), nil) |
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} |
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} |
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// stateByBlockNumber retrieves a state by a given blocknumber.
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// stateByBlockNumber retrieves a state by a given blocknumber.
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@ -146,12 +146,12 @@ func (b *SimulatedBackend) CodeAt(ctx context.Context, contract common.Address, |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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statedb, err := b.stateByBlockNumber(ctx, blockNumber) |
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stateDB, err := b.stateByBlockNumber(ctx, blockNumber) |
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if err != nil { |
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if err != nil { |
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return nil, err |
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return nil, err |
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} |
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} |
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return statedb.GetCode(contract), nil |
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return stateDB.GetCode(contract), nil |
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} |
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} |
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// BalanceAt returns the wei balance of a certain account in the blockchain.
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// BalanceAt returns the wei balance of a certain account in the blockchain.
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@ -159,12 +159,12 @@ func (b *SimulatedBackend) BalanceAt(ctx context.Context, contract common.Addres |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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statedb, err := b.stateByBlockNumber(ctx, blockNumber) |
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stateDB, err := b.stateByBlockNumber(ctx, blockNumber) |
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if err != nil { |
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if err != nil { |
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return nil, err |
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return nil, err |
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} |
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} |
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return statedb.GetBalance(contract), nil |
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return stateDB.GetBalance(contract), nil |
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} |
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} |
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// NonceAt returns the nonce of a certain account in the blockchain.
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// NonceAt returns the nonce of a certain account in the blockchain.
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@ -172,12 +172,12 @@ func (b *SimulatedBackend) NonceAt(ctx context.Context, contract common.Address, |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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statedb, err := b.stateByBlockNumber(ctx, blockNumber) |
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stateDB, err := b.stateByBlockNumber(ctx, blockNumber) |
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if err != nil { |
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if err != nil { |
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return 0, err |
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return 0, err |
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} |
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} |
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return statedb.GetNonce(contract), nil |
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return stateDB.GetNonce(contract), nil |
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} |
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} |
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// StorageAt returns the value of key in the storage of an account in the blockchain.
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// StorageAt returns the value of key in the storage of an account in the blockchain.
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@ -185,17 +185,17 @@ func (b *SimulatedBackend) StorageAt(ctx context.Context, contract common.Addres |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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statedb, err := b.stateByBlockNumber(ctx, blockNumber) |
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stateDB, err := b.stateByBlockNumber(ctx, blockNumber) |
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if err != nil { |
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if err != nil { |
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return nil, err |
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return nil, err |
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} |
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} |
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val := statedb.GetState(contract, key) |
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val := stateDB.GetState(contract, key) |
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return val[:], nil |
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return val[:], nil |
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} |
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} |
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// TransactionReceipt returns the receipt of a transaction.
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// TransactionReceipt returns the receipt of a transaction.
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func (b *SimulatedBackend) TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error) { |
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func (b *SimulatedBackend) TransactionReceipt(_ context.Context, txHash common.Hash) (*types.Receipt, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -207,7 +207,7 @@ func (b *SimulatedBackend) TransactionReceipt(ctx context.Context, txHash common |
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// blockchain. The isPending return value indicates whether the transaction has been
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// blockchain. The isPending return value indicates whether the transaction has been
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// mined yet. Note that the transaction may not be part of the canonical chain even if
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// mined yet. Note that the transaction may not be part of the canonical chain even if
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// it's not pending.
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// it's not pending.
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func (b *SimulatedBackend) TransactionByHash(ctx context.Context, txHash common.Hash) (*types.Transaction, bool, error) { |
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func (b *SimulatedBackend) TransactionByHash(_ context.Context, txHash common.Hash) (*types.Transaction, bool, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -222,8 +222,8 @@ func (b *SimulatedBackend) TransactionByHash(ctx context.Context, txHash common. |
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return nil, false, ethereum.NotFound |
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return nil, false, ethereum.NotFound |
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} |
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} |
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// BlockByHash retrieves a block based on the block hash
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// BlockByHash retrieves a block based on the block hash.
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func (b *SimulatedBackend) BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) { |
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func (b *SimulatedBackend) BlockByHash(_ context.Context, hash common.Hash) (*types.Block, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -250,7 +250,7 @@ func (b *SimulatedBackend) BlockByNumber(ctx context.Context, number *big.Int) ( |
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// blockByNumberNoLock retrieves a block from the database by number, caching it
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// blockByNumberNoLock retrieves a block from the database by number, caching it
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// (associated with its hash) if found without Lock.
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// (associated with its hash) if found without Lock.
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func (b *SimulatedBackend) blockByNumberNoLock(ctx context.Context, number *big.Int) (*types.Block, error) { |
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func (b *SimulatedBackend) blockByNumberNoLock(_ context.Context, number *big.Int) (*types.Block, error) { |
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if number == nil || number.Cmp(b.pendingBlock.Number()) == 0 { |
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if number == nil || number.Cmp(b.pendingBlock.Number()) == 0 { |
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return b.blockchain.CurrentBlock(), nil |
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return b.blockchain.CurrentBlock(), nil |
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} |
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} |
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@ -264,7 +264,7 @@ func (b *SimulatedBackend) blockByNumberNoLock(ctx context.Context, number *big. |
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} |
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} |
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// HeaderByHash returns a block header from the current canonical chain.
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// HeaderByHash returns a block header from the current canonical chain.
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func (b *SimulatedBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) { |
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func (b *SimulatedBackend) HeaderByHash(_ context.Context, hash common.Hash) (*types.Header, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -282,7 +282,7 @@ func (b *SimulatedBackend) HeaderByHash(ctx context.Context, hash common.Hash) ( |
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// HeaderByNumber returns a block header from the current canonical chain. If number is
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// HeaderByNumber returns a block header from the current canonical chain. If number is
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// nil, the latest known header is returned.
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// nil, the latest known header is returned.
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func (b *SimulatedBackend) HeaderByNumber(ctx context.Context, block *big.Int) (*types.Header, error) { |
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func (b *SimulatedBackend) HeaderByNumber(_ context.Context, block *big.Int) (*types.Header, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -293,8 +293,8 @@ func (b *SimulatedBackend) HeaderByNumber(ctx context.Context, block *big.Int) ( |
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return b.blockchain.GetHeaderByNumber(uint64(block.Int64())), nil |
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return b.blockchain.GetHeaderByNumber(uint64(block.Int64())), nil |
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} |
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} |
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// TransactionCount returns the number of transactions in a given block
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// TransactionCount returns the number of transactions in a given block.
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func (b *SimulatedBackend) TransactionCount(ctx context.Context, blockHash common.Hash) (uint, error) { |
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func (b *SimulatedBackend) TransactionCount(_ context.Context, blockHash common.Hash) (uint, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -310,8 +310,8 @@ func (b *SimulatedBackend) TransactionCount(ctx context.Context, blockHash commo |
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return uint(block.Transactions().Len()), nil |
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return uint(block.Transactions().Len()), nil |
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} |
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} |
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// TransactionInBlock returns the transaction for a specific block at a specific index
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// TransactionInBlock returns the transaction for a specific block at a specific index.
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func (b *SimulatedBackend) TransactionInBlock(ctx context.Context, blockHash common.Hash, index uint) (*types.Transaction, error) { |
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func (b *SimulatedBackend) TransactionInBlock(_ context.Context, blockHash common.Hash, index uint) (*types.Transaction, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -338,7 +338,7 @@ func (b *SimulatedBackend) TransactionInBlock(ctx context.Context, blockHash com |
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} |
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} |
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// PendingCodeAt returns the code associated with an account in the pending state.
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// PendingCodeAt returns the code associated with an account in the pending state.
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func (b *SimulatedBackend) PendingCodeAt(ctx context.Context, contract common.Address) ([]byte, error) { |
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func (b *SimulatedBackend) PendingCodeAt(_ context.Context, contract common.Address) ([]byte, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -357,14 +357,14 @@ func newRevertError(result *core.ExecutionResult) *revertError { |
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} |
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} |
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} |
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} |
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// revertError is an API error that encompassas an EVM revertal with JSON error
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// revertError is an API error that encompasses an EVM revert with JSON error
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// code and a binary data blob.
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// code and a binary data blob.
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type revertError struct { |
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type revertError struct { |
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error |
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error |
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reason string // revert reason hex encoded
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reason string // revert reason hex encoded
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} |
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} |
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// ErrorCode returns the JSON error code for a revertal.
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// ErrorCode returns the JSON error code for a revert.
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// See: https://github.com/ethereum/wiki/wiki/JSON-RPC-Error-Codes-Improvement-Proposal
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// See: https://github.com/ethereum/wiki/wiki/JSON-RPC-Error-Codes-Improvement-Proposal
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func (e *revertError) ErrorCode() int { |
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func (e *revertError) ErrorCode() int { |
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return 3 |
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return 3 |
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@ -383,11 +383,11 @@ func (b *SimulatedBackend) CallContract(ctx context.Context, call ethereum.CallM |
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if blockNumber != nil && blockNumber.Cmp(b.blockchain.CurrentBlock().Number()) != 0 { |
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if blockNumber != nil && blockNumber.Cmp(b.blockchain.CurrentBlock().Number()) != 0 { |
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return nil, errBlockNumberUnsupported |
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return nil, errBlockNumberUnsupported |
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} |
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} |
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state, err := b.blockchain.State() |
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stateDB, err := b.blockchain.State() |
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if err != nil { |
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if err != nil { |
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return nil, err |
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return nil, err |
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} |
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} |
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res, err := b.callContract(ctx, call, b.blockchain.CurrentBlock(), state) |
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res, err := b.callContract(ctx, call, b.blockchain.CurrentBlock(), stateDB) |
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if err != nil { |
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if err != nil { |
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return nil, err |
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return nil, err |
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} |
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} |
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@ -417,7 +417,7 @@ func (b *SimulatedBackend) PendingCallContract(ctx context.Context, call ethereu |
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// PendingNonceAt implements PendingStateReader.PendingNonceAt, retrieving
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// PendingNonceAt implements PendingStateReader.PendingNonceAt, retrieving
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// the nonce currently pending for the account.
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// the nonce currently pending for the account.
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func (b *SimulatedBackend) PendingNonceAt(ctx context.Context, account common.Address) (uint64, error) { |
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func (b *SimulatedBackend) PendingNonceAt(_ context.Context, account common.Address) (uint64, error) { |
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b.mu.Lock() |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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defer b.mu.Unlock() |
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@ -426,7 +426,7 @@ func (b *SimulatedBackend) PendingNonceAt(ctx context.Context, account common.Ad |
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// SuggestGasPrice implements ContractTransactor.SuggestGasPrice. Since the simulated
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// SuggestGasPrice implements ContractTransactor.SuggestGasPrice. Since the simulated
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// chain doesn't have miners, we just return a gas price of 1 for any call.
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// chain doesn't have miners, we just return a gas price of 1 for any call.
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func (b *SimulatedBackend) SuggestGasPrice(ctx context.Context) (*big.Int, error) { |
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func (b *SimulatedBackend) SuggestGasPrice(_ context.Context) (*big.Int, error) { |
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return big.NewInt(1), nil |
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return big.NewInt(1), nil |
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} |
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} |
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@ -525,7 +525,7 @@ func (b *SimulatedBackend) EstimateGas(ctx context.Context, call ethereum.CallMs |
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|
// callContract implements common code between normal and pending contract calls.
|
|
|
|
// callContract implements common code between normal and pending contract calls.
|
|
|
|
// state is modified during execution, make sure to copy it if necessary.
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|
|
|
// state is modified during execution, make sure to copy it if necessary.
|
|
|
|
func (b *SimulatedBackend) callContract(ctx context.Context, call ethereum.CallMsg, block *types.Block, statedb *state.StateDB) (*core.ExecutionResult, error) { |
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|
|
func (b *SimulatedBackend) callContract(_ context.Context, call ethereum.CallMsg, block *types.Block, stateDB *state.StateDB) (*core.ExecutionResult, error) { |
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|
|
// Ensure message is initialized properly.
|
|
|
|
// Ensure message is initialized properly.
|
|
|
|
if call.GasPrice == nil { |
|
|
|
if call.GasPrice == nil { |
|
|
|
call.GasPrice = big.NewInt(1) |
|
|
|
call.GasPrice = big.NewInt(1) |
|
|
@ -537,23 +537,23 @@ func (b *SimulatedBackend) callContract(ctx context.Context, call ethereum.CallM |
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|
|
call.Value = new(big.Int) |
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|
|
call.Value = new(big.Int) |
|
|
|
} |
|
|
|
} |
|
|
|
// Set infinite balance to the fake caller account.
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|
|
|
// Set infinite balance to the fake caller account.
|
|
|
|
from := statedb.GetOrNewStateObject(call.From) |
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|
|
from := stateDB.GetOrNewStateObject(call.From) |
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|
|
from.SetBalance(math.MaxBig256) |
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|
|
from.SetBalance(math.MaxBig256) |
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|
|
// Execute the call.
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|
|
|
// Execute the call.
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|
|
|
msg := callmsg{call} |
|
|
|
msg := callMsg{call} |
|
|
|
|
|
|
|
|
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|
|
evmContext := core.NewEVMContext(msg, block.Header(), b.blockchain, nil) |
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|
|
evmContext := core.NewEVMContext(msg, block.Header(), b.blockchain, nil) |
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|
|
// Create a new environment which holds all relevant information
|
|
|
|
// Create a new environment which holds all relevant information
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|
|
|
// about the transaction and calling mechanisms.
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|
|
|
// about the transaction and calling mechanisms.
|
|
|
|
vmenv := vm.NewEVM(evmContext, statedb, b.config, vm.Config{}) |
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|
|
vmEnv := vm.NewEVM(evmContext, stateDB, b.config, vm.Config{}) |
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|
|
gaspool := new(core.GasPool).AddGas(math.MaxUint64) |
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|
|
gasPool := new(core.GasPool).AddGas(math.MaxUint64) |
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|
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|
|
return core.NewStateTransition(vmenv, msg, gaspool).TransitionDb() |
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|
|
return core.NewStateTransition(vmEnv, msg, gasPool).TransitionDb() |
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|
|
} |
|
|
|
} |
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|
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|
|
// SendTransaction updates the pending block to include the given transaction.
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|
|
// SendTransaction updates the pending block to include the given transaction.
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|
|
// It panics if the transaction is invalid.
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|
|
// It panics if the transaction is invalid.
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|
|
func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transaction) error { |
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|
|
func (b *SimulatedBackend) SendTransaction(_ context.Context, tx *types.Transaction) error { |
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|
|
b.mu.Lock() |
|
|
|
b.mu.Lock() |
|
|
|
defer b.mu.Unlock() |
|
|
|
defer b.mu.Unlock() |
|
|
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|
|
@ -572,10 +572,10 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa |
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|
|
} |
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|
|
} |
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|
|
block.AddTxWithChain(b.blockchain, tx) |
|
|
|
block.AddTxWithChain(b.blockchain, tx) |
|
|
|
}) |
|
|
|
}) |
|
|
|
statedb, _ := b.blockchain.State() |
|
|
|
stateDB, _ := b.blockchain.State() |
|
|
|
|
|
|
|
|
|
|
|
b.pendingBlock = blocks[0] |
|
|
|
b.pendingBlock = blocks[0] |
|
|
|
b.pendingState, _ = state.New(b.pendingBlock.Root(), statedb.Database(), nil) |
|
|
|
b.pendingState, _ = state.New(b.pendingBlock.Root(), stateDB.Database(), nil) |
|
|
|
return nil |
|
|
|
return nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
@ -589,7 +589,7 @@ func (b *SimulatedBackend) FilterLogs(ctx context.Context, query ethereum.Filter |
|
|
|
// Block filter requested, construct a single-shot filter
|
|
|
|
// Block filter requested, construct a single-shot filter
|
|
|
|
filter = filters.NewBlockFilter(&filterBackend{b.database, b.blockchain}, *query.BlockHash, query.Addresses, query.Topics) |
|
|
|
filter = filters.NewBlockFilter(&filterBackend{b.database, b.blockchain}, *query.BlockHash, query.Addresses, query.Topics) |
|
|
|
} else { |
|
|
|
} else { |
|
|
|
// Initialize unset filter boundaried to run from genesis to chain head
|
|
|
|
// Initialize unset filter boundaries to run from genesis to chain head
|
|
|
|
from := int64(0) |
|
|
|
from := int64(0) |
|
|
|
if query.FromBlock != nil { |
|
|
|
if query.FromBlock != nil { |
|
|
|
from = query.FromBlock.Int64() |
|
|
|
from = query.FromBlock.Int64() |
|
|
@ -607,15 +607,15 @@ func (b *SimulatedBackend) FilterLogs(ctx context.Context, query ethereum.Filter |
|
|
|
return nil, err |
|
|
|
return nil, err |
|
|
|
} |
|
|
|
} |
|
|
|
res := make([]types.Log, len(logs)) |
|
|
|
res := make([]types.Log, len(logs)) |
|
|
|
for i, log := range logs { |
|
|
|
for i, nLog := range logs { |
|
|
|
res[i] = *log |
|
|
|
res[i] = *nLog |
|
|
|
} |
|
|
|
} |
|
|
|
return res, nil |
|
|
|
return res, nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
// SubscribeFilterLogs creates a background log filtering operation, returning a
|
|
|
|
// SubscribeFilterLogs creates a background log filtering operation, returning a
|
|
|
|
// subscription immediately, which can be used to stream the found events.
|
|
|
|
// subscription immediately, which can be used to stream the found events.
|
|
|
|
func (b *SimulatedBackend) SubscribeFilterLogs(ctx context.Context, query ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error) { |
|
|
|
func (b *SimulatedBackend) SubscribeFilterLogs(_ context.Context, query ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error) { |
|
|
|
// Subscribe to contract events
|
|
|
|
// Subscribe to contract events
|
|
|
|
sink := make(chan []*types.Log) |
|
|
|
sink := make(chan []*types.Log) |
|
|
|
|
|
|
|
|
|
|
@ -629,9 +629,9 @@ func (b *SimulatedBackend) SubscribeFilterLogs(ctx context.Context, query ethere |
|
|
|
for { |
|
|
|
for { |
|
|
|
select { |
|
|
|
select { |
|
|
|
case logs := <-sink: |
|
|
|
case logs := <-sink: |
|
|
|
for _, log := range logs { |
|
|
|
for _, nlog := range logs { |
|
|
|
select { |
|
|
|
select { |
|
|
|
case ch <- *log: |
|
|
|
case ch <- *nlog: |
|
|
|
case err := <-sub.Err(): |
|
|
|
case err := <-sub.Err(): |
|
|
|
return err |
|
|
|
return err |
|
|
|
case <-quit: |
|
|
|
case <-quit: |
|
|
@ -647,8 +647,8 @@ func (b *SimulatedBackend) SubscribeFilterLogs(ctx context.Context, query ethere |
|
|
|
}), nil |
|
|
|
}), nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
// SubscribeNewHead returns an event subscription for a new header
|
|
|
|
// SubscribeNewHead returns an event subscription for a new header.
|
|
|
|
func (b *SimulatedBackend) SubscribeNewHead(ctx context.Context, ch chan<- *types.Header) (ethereum.Subscription, error) { |
|
|
|
func (b *SimulatedBackend) SubscribeNewHead(_ context.Context, ch chan<- *types.Header) (ethereum.Subscription, error) { |
|
|
|
// subscribe to a new head
|
|
|
|
// subscribe to a new head
|
|
|
|
sink := make(chan *types.Header) |
|
|
|
sink := make(chan *types.Header) |
|
|
|
sub := b.events.SubscribeNewHeads(sink) |
|
|
|
sub := b.events.SubscribeNewHeads(sink) |
|
|
@ -687,10 +687,10 @@ func (b *SimulatedBackend) AdjustTime(adjustment time.Duration) error { |
|
|
|
blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) { |
|
|
|
blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) { |
|
|
|
block.OffsetTime(int64(adjustment.Seconds())) |
|
|
|
block.OffsetTime(int64(adjustment.Seconds())) |
|
|
|
}) |
|
|
|
}) |
|
|
|
statedb, _ := b.blockchain.State() |
|
|
|
stateDB, _ := b.blockchain.State() |
|
|
|
|
|
|
|
|
|
|
|
b.pendingBlock = blocks[0] |
|
|
|
b.pendingBlock = blocks[0] |
|
|
|
b.pendingState, _ = state.New(b.pendingBlock.Root(), statedb.Database(), nil) |
|
|
|
b.pendingState, _ = state.New(b.pendingBlock.Root(), stateDB.Database(), nil) |
|
|
|
|
|
|
|
|
|
|
|
return nil |
|
|
|
return nil |
|
|
|
} |
|
|
|
} |
|
|
@ -700,19 +700,19 @@ func (b *SimulatedBackend) Blockchain() *core.BlockChain { |
|
|
|
return b.blockchain |
|
|
|
return b.blockchain |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
// callmsg implements core.Message to allow passing it as a transaction simulator.
|
|
|
|
// callMsg implements core.Message to allow passing it as a transaction simulator.
|
|
|
|
type callmsg struct { |
|
|
|
type callMsg struct { |
|
|
|
ethereum.CallMsg |
|
|
|
ethereum.CallMsg |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (m callmsg) From() common.Address { return m.CallMsg.From } |
|
|
|
func (m callMsg) From() common.Address { return m.CallMsg.From } |
|
|
|
func (m callmsg) Nonce() uint64 { return 0 } |
|
|
|
func (m callMsg) Nonce() uint64 { return 0 } |
|
|
|
func (m callmsg) CheckNonce() bool { return false } |
|
|
|
func (m callMsg) CheckNonce() bool { return false } |
|
|
|
func (m callmsg) To() *common.Address { return m.CallMsg.To } |
|
|
|
func (m callMsg) To() *common.Address { return m.CallMsg.To } |
|
|
|
func (m callmsg) GasPrice() *big.Int { return m.CallMsg.GasPrice } |
|
|
|
func (m callMsg) GasPrice() *big.Int { return m.CallMsg.GasPrice } |
|
|
|
func (m callmsg) Gas() uint64 { return m.CallMsg.Gas } |
|
|
|
func (m callMsg) Gas() uint64 { return m.CallMsg.Gas } |
|
|
|
func (m callmsg) Value() *big.Int { return m.CallMsg.Value } |
|
|
|
func (m callMsg) Value() *big.Int { return m.CallMsg.Value } |
|
|
|
func (m callmsg) Data() []byte { return m.CallMsg.Data } |
|
|
|
func (m callMsg) Data() []byte { return m.CallMsg.Data } |
|
|
|
|
|
|
|
|
|
|
|
// filterBackend implements filters.Backend to support filtering for logs without
|
|
|
|
// filterBackend implements filters.Backend to support filtering for logs without
|
|
|
|
// taking bloom-bits acceleration structures into account.
|
|
|
|
// taking bloom-bits acceleration structures into account.
|
|
|
@ -724,18 +724,18 @@ type filterBackend struct { |
|
|
|
func (fb *filterBackend) ChainDb() ethdb.Database { return fb.db } |
|
|
|
func (fb *filterBackend) ChainDb() ethdb.Database { return fb.db } |
|
|
|
func (fb *filterBackend) EventMux() *event.TypeMux { panic("not supported") } |
|
|
|
func (fb *filterBackend) EventMux() *event.TypeMux { panic("not supported") } |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) HeaderByNumber(ctx context.Context, block rpc.BlockNumber) (*types.Header, error) { |
|
|
|
func (fb *filterBackend) HeaderByNumber(_ context.Context, block rpc.BlockNumber) (*types.Header, error) { |
|
|
|
if block == rpc.LatestBlockNumber { |
|
|
|
if block == rpc.LatestBlockNumber { |
|
|
|
return fb.bc.CurrentHeader(), nil |
|
|
|
return fb.bc.CurrentHeader(), nil |
|
|
|
} |
|
|
|
} |
|
|
|
return fb.bc.GetHeaderByNumber(uint64(block.Int64())), nil |
|
|
|
return fb.bc.GetHeaderByNumber(uint64(block.Int64())), nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) { |
|
|
|
func (fb *filterBackend) HeaderByHash(_ context.Context, hash common.Hash) (*types.Header, error) { |
|
|
|
return fb.bc.GetHeaderByHash(hash), nil |
|
|
|
return fb.bc.GetHeaderByHash(hash), nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error) { |
|
|
|
func (fb *filterBackend) GetReceipts(_ context.Context, hash common.Hash) (types.Receipts, error) { |
|
|
|
number := rawdb.ReadHeaderNumber(fb.db, hash) |
|
|
|
number := rawdb.ReadHeaderNumber(fb.db, hash) |
|
|
|
if number == nil { |
|
|
|
if number == nil { |
|
|
|
return nil, nil |
|
|
|
return nil, nil |
|
|
@ -743,7 +743,7 @@ func (fb *filterBackend) GetReceipts(ctx context.Context, hash common.Hash) (typ |
|
|
|
return rawdb.ReadReceipts(fb.db, hash, *number, fb.bc.Config()), nil |
|
|
|
return rawdb.ReadReceipts(fb.db, hash, *number, fb.bc.Config()), nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*types.Log, error) { |
|
|
|
func (fb *filterBackend) GetLogs(_ context.Context, hash common.Hash) ([][]*types.Log, error) { |
|
|
|
number := rawdb.ReadHeaderNumber(fb.db, hash) |
|
|
|
number := rawdb.ReadHeaderNumber(fb.db, hash) |
|
|
|
if number == nil { |
|
|
|
if number == nil { |
|
|
|
return nil, nil |
|
|
|
return nil, nil |
|
|
@ -759,7 +759,7 @@ func (fb *filterBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*ty |
|
|
|
return logs, nil |
|
|
|
return logs, nil |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription { |
|
|
|
func (fb *filterBackend) SubscribeNewTxsEvent(_ chan<- core.NewTxsEvent) event.Subscription { |
|
|
|
return nullSubscription() |
|
|
|
return nullSubscription() |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
@ -775,13 +775,13 @@ func (fb *filterBackend) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscr |
|
|
|
return fb.bc.SubscribeLogsEvent(ch) |
|
|
|
return fb.bc.SubscribeLogsEvent(ch) |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) SubscribePendingLogsEvent(ch chan<- []*types.Log) event.Subscription { |
|
|
|
func (fb *filterBackend) SubscribePendingLogsEvent(_ chan<- []*types.Log) event.Subscription { |
|
|
|
return nullSubscription() |
|
|
|
return nullSubscription() |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) BloomStatus() (uint64, uint64) { return 4096, 0 } |
|
|
|
func (fb *filterBackend) BloomStatus() (uint64, uint64) { return 4096, 0 } |
|
|
|
|
|
|
|
|
|
|
|
func (fb *filterBackend) ServiceFilter(ctx context.Context, ms *bloombits.MatcherSession) { |
|
|
|
func (fb *filterBackend) ServiceFilter(_ context.Context, _ *bloombits.MatcherSession) { |
|
|
|
panic("not supported") |
|
|
|
panic("not supported") |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|