diff --git a/accounts/abi/bind/backends/simulated.go b/accounts/abi/bind/backends/simulated.go new file mode 100644 index 0000000000..756a9d3552 --- /dev/null +++ b/accounts/abi/bind/backends/simulated.go @@ -0,0 +1,52 @@ +// Copyright 2015 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package backends + +import ( + "context" + + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core" + "github.com/ethereum/go-ethereum/ethclient/simulated" +) + +// SimulatedBackend is a simulated blockchain. +// Deprecated: use package github.com/ethereum/go-ethereum/ethclient/simulated instead. +type SimulatedBackend struct { + *simulated.Backend + simulated.Client +} + +// Fork sets the head to a new block, which is based on the provided parentHash. +func (b *SimulatedBackend) Fork(ctx context.Context, parentHash common.Hash) error { + return b.Backend.Fork(parentHash) +} + +// NewSimulatedBackend creates a new binding backend using a simulated blockchain +// for testing purposes. +// +// A simulated backend always uses chainID 1337. +// +// Deprecated: please use simulated.Backend from package +// github.com/ethereum/go-ethereum/ethclient/simulated instead. +func NewSimulatedBackend(alloc core.GenesisAlloc, gasLimit uint64) *SimulatedBackend { + b := simulated.NewBackend(alloc, simulated.WithBlockGasLimit(gasLimit)) + return &SimulatedBackend{ + Backend: b, + Client: b.Client(), + } +}