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backends: implement more of ethclient in sim

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Brent 2018-08-27 10:23:57 -05:00 committed by Josh Giles
parent 912cc465a2
commit e7dc0188ba
1 changed files with 15 additions and 0 deletions
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15
accounts/abi/bind/backends/simulated.go
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@ -164,6 +164,21 @@ func (b *SimulatedBackend) TransactionReceipt(ctx context.Context, txHash common
return receipt, nil return receipt, nil
} }
// TransactionByHash returns the transaction with the given hash.
func (b *SimulatedBackend) TransactionByHash(ctx context.Context, txHash common.Hash) (tx *types.Transaction, isPending bool, err error) {
transaction, _, blockNumber, _ := rawdb.ReadTransaction(b.database, txHash)
return transaction, blockNumber != 0, nil
}
// HeaderByNumber returns a block header from the current canonical chain. If number is
// nil, the latest known header is returned.
func (b *SimulatedBackend) HeaderByNumber(ctx context.Context, block *big.Int) (*types.Header, error) {
if block == nil {
return b.blockchain.CurrentHeader(), nil
}
return b.blockchain.GetHeaderByNumber(uint64(block.Int64())), nil
}
// PendingCodeAt returns the code associated with an account in the pending state. // PendingCodeAt returns the code associated with an account in the pending state.
func (b *SimulatedBackend) PendingCodeAt(ctx context.Context, contract common.Address) ([]byte, error) { func (b *SimulatedBackend) PendingCodeAt(ctx context.Context, contract common.Address) ([]byte, error) {
b.mu.Lock() b.mu.Lock()