175 lines
9.0 KiB
Go
175 lines
9.0 KiB
Go
// Copyright 2019 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 test_helpers
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/triedb"
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"github.com/cerc-io/plugeth-statediff/utils"
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)
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func GenesisBlockForTesting(db ethdb.Database, addr common.Address, balance, baseFee *big.Int, initialGasLimit uint64) *types.Block {
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alloc := map[common.Address]types.Account{addr: {Balance: balance}}
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g := core.Genesis{
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Config: TestChainConfig,
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Alloc: alloc,
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BaseFee: baseFee,
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}
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if initialGasLimit != 0 {
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g.GasLimit = initialGasLimit
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}
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return g.MustCommit(db, triedb.NewDatabase(db, nil))
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}
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// MakeChain creates a chain of n blocks starting at and including parent.
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// the returned hash chain is ordered head->parent.
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func MakeChain(n int, parent *types.Block, chainGen func(int, *core.BlockGen)) ([]*types.Block, *core.BlockChain) {
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config := TestChainConfig
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blocks, _ := core.GenerateChain(config, parent, ethash.NewFaker(), Testdb, n, chainGen)
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chain, _ := core.NewBlockChain(Testdb, nil, nil, nil, ethash.NewFaker(), vm.Config{}, nil, nil)
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return blocks, chain
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}
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func TestSelfDestructChainGen(i int, block *core.BlockGen) {
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signer := types.HomesteadSigner{}
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switch i {
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case 0:
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// Block 1 is mined by TestBankAddress
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// TestBankAddress creates a new contract
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block.SetCoinbase(TestBankAddress)
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tx, _ := types.SignTx(types.NewContractCreation(0, big.NewInt(0), 1000000, big.NewInt(params.GWei), ContractCode), signer, TestBankKey)
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ContractAddr = crypto.CreateAddress(TestBankAddress, 0)
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block.AddTx(tx)
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case 1:
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// Block 2 is mined by TestBankAddress
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// TestBankAddress self-destructs the contract
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block.SetCoinbase(TestBankAddress)
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data := utils.Hex2Bytes("43D726D6")
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tx, _ := types.SignTx(types.NewTransaction(1, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.GWei), data), signer, TestBankKey)
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block.AddTx(tx)
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}
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}
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func TestChainGen(i int, block *core.BlockGen) {
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signer := types.HomesteadSigner{}
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switch i {
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case 0:
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// In block 1, the test bank sends account #1 some ether.
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tx, _ := types.SignTx(types.NewTransaction(block.TxNonce(TestBankAddress), Account1Addr, big.NewInt(BalanceChange10000), params.TxGas, big.NewInt(params.GWei), nil), signer, TestBankKey)
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block.AddTx(tx)
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case 1:
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// In block 2, the test bank sends some more ether to account #1.
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// Account1Addr passes it on to account #2.
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// Account1Addr creates a test contract.
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tx1, _ := types.SignTx(types.NewTransaction(block.TxNonce(TestBankAddress), Account1Addr, big.NewInt(BalanceChange1Ether), params.TxGas, big.NewInt(params.GWei), nil), signer, TestBankKey)
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nonce := block.TxNonce(Account1Addr)
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tx2, _ := types.SignTx(types.NewTransaction(nonce, Account2Addr, big.NewInt(BalanceChange1000), params.TxGas, big.NewInt(params.GWei), nil), signer, Account1Key)
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nonce++
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tx3, _ := types.SignTx(types.NewContractCreation(nonce, big.NewInt(0), ContractGasLimit, big.NewInt(params.GWei), ContractCode), signer, Account1Key)
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ContractAddr = crypto.CreateAddress(Account1Addr, nonce)
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block.AddTx(tx1)
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block.AddTx(tx2)
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block.AddTx(tx3)
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case 2:
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// Block 3 has a single tx from the bankAccount to the contract, that transfers no value
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// Block 3 is mined by Account2Addr
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block.SetCoinbase(Account2Addr)
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//put function: c16431b9
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//close function: 43d726d6
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data := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003")
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tx, _ := types.SignTx(types.NewTransaction(block.TxNonce(TestBankAddress), ContractAddr, big.NewInt(0), params.TxGasContractCreation, big.NewInt(params.GWei), data), signer, TestBankKey)
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block.AddTx(tx)
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case 3:
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// Block 4 has three txs from bankAccount to the contract, that transfer no value
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// Two set the two original slot positions to 0 and one sets another position to a new value
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// Block 4 is mined by Account2Addr
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block.SetCoinbase(Account2Addr)
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data1 := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
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data2 := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000")
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data3 := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000009")
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nonce := block.TxNonce(TestBankAddress)
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tx1, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data1), signer, TestBankKey)
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nonce++
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tx2, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data2), signer, TestBankKey)
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nonce++
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tx3, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data3), signer, TestBankKey)
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block.AddTx(tx1)
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block.AddTx(tx2)
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block.AddTx(tx3)
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case 4:
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// Block 5 has one tx from bankAccount to the contract, that transfers no value
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// It sets the one storage value to zero and the other to new value.
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// Block 5 is mined by Account1Addr
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block.SetCoinbase(Account1Addr)
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data1 := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000")
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data2 := utils.Hex2Bytes("C16431B900000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003")
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nonce := block.TxNonce(TestBankAddress)
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tx1, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data1), signer, TestBankKey)
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nonce++
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tx2, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data2), signer, TestBankKey)
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block.AddTx(tx1)
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block.AddTx(tx2)
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case 5:
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// Block 6 has a tx from Account1Key which self-destructs the contract, it transfers no value
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// Block 6 is mined by Account2Addr
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block.SetCoinbase(Account2Addr)
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data := utils.Hex2Bytes("43D726D6")
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tx, _ := types.SignTx(types.NewTransaction(block.TxNonce(Account1Addr), ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data), signer, Account1Key)
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block.AddTx(tx)
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}
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}
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func TestChainGenWithInternalLeafNode(i int, block *core.BlockGen) {
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signer := types.HomesteadSigner{}
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switch i {
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case 0:
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// In block 1, the test bank sends account #1 some ether.
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tx, _ := types.SignTx(types.NewTransaction(block.TxNonce(TestBankAddress), Account1Addr, BalanceChangeBIG.ToBig(), params.TxGas, big.NewInt(params.InitialBaseFee), nil), signer, TestBankKey)
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block.AddTx(tx)
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case 1:
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// In block 2 Account1Addr creates a test contract.
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nonce := block.TxNonce(Account1Addr)
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tx1, _ := types.SignTx(types.NewContractCreation(block.TxNonce(Account1Addr), big.NewInt(0), ContractForInternalLeafNodeGasLimit, big.NewInt(params.InitialBaseFee), ContractCodeForInternalLeafNode), signer, Account1Key)
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ContractAddr = crypto.CreateAddress(Account1Addr, nonce)
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block.AddTx(tx1)
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case 2:
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// Block 3 has two transactions which set slots 223 and 648 with small values
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// The goal here is to induce a branch node with an internalized leaf node
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block.SetCoinbase(TestBankAddress)
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data1 := utils.Hex2Bytes("C16431B90000000000000000000000000000000000000000000000000000000000009dab0000000000000000000000000000000000000000000000000000000000000001")
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data2 := utils.Hex2Bytes("C16431B90000000000000000000000000000000000000000000000000000000000019c5d0000000000000000000000000000000000000000000000000000000000000002")
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nonce := block.TxNonce(TestBankAddress)
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tx1, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data1), signer, TestBankKey)
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nonce++
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tx2, _ := types.SignTx(types.NewTransaction(nonce, ContractAddr, big.NewInt(0), 100000, big.NewInt(params.InitialBaseFee), data2), signer, TestBankKey)
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block.AddTx(tx1)
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block.AddTx(tx2)
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}
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}
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