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https://github.com/ethereum/go-ethereum.git
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301839fbfe
# Conflicts: # accounts/abi/bind/backends/simulated.go # cmd/geth/config.go # consensus/beacon/consensus.go # consensus/ethash/consensus.go # core/state_processor.go # core/vm/contracts.go # core/vm/contracts_test.go # core/vm/evm.go # eth/tracers/api.go # eth/tracers/js/goja.go # lib/ethapi/api.go # light/odr_test.go
45 lines
1.5 KiB
Go
45 lines
1.5 KiB
Go
// Copyright 2023 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package vm_test
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import (
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/vm"
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)
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func FuzzPrecompiledContracts(f *testing.F) {
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// Create list of addresses
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var addrs []common.Address
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for k := range allPrecompiles {
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addrs = append(addrs, k)
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}
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f.Fuzz(func(t *testing.T, addr uint8, input []byte) {
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a := addrs[int(addr)%len(addrs)]
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p := allPrecompiles[a]
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gas := p.RequiredGas(input)
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if gas > 10_000_000 {
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return
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}
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inWant := string(input)
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vm.RunPrecompiledContract(p, nil, common.Address{}, common.Address{}, input, gas, nil)
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if inHave := string(input); inWant != inHave {
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t.Errorf("Precompiled %v modified input data", a)
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}
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})
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}
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