go-ethereum/tests/difficulty_test.go
2023-02-09 10:03:00 +02:00

115 lines
3.8 KiB
Go

// Copyright 2017 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 <http://www.gnu.org/licenses/>.
package tests
import (
"math/big"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/params"
)
var (
mainnetChainConfig = params.ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(1150000),
DAOForkBlock: big.NewInt(1920000),
DAOForkSupport: true,
EIP150Block: big.NewInt(2463000),
EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
EIP155Block: big.NewInt(2675000),
EIP158Block: big.NewInt(2675000),
ByzantiumBlock: big.NewInt(4370000),
}
ropstenChainConfig = params.ChainConfig{
ChainID: big.NewInt(3),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(10),
ByzantiumBlock: big.NewInt(1_700_000),
ConstantinopleBlock: big.NewInt(4_230_000),
PetersburgBlock: big.NewInt(4_939_394),
IstanbulBlock: big.NewInt(6_485_846),
MuirGlacierBlock: big.NewInt(7_117_117),
BerlinBlock: big.NewInt(9_812_189),
LondonBlock: big.NewInt(10_499_401),
TerminalTotalDifficulty: new(big.Int).SetUint64(50_000_000_000_000_000),
TerminalTotalDifficultyPassed: true,
}
)
func TestDifficulty(t *testing.T) {
t.Parallel()
dt := new(testMatcher)
// Not difficulty-tests
dt.skipLoad("hexencodetest.*")
dt.skipLoad("crypto.*")
dt.skipLoad("blockgenesistest\\.json")
dt.skipLoad("genesishashestest\\.json")
dt.skipLoad("keyaddrtest\\.json")
dt.skipLoad("txtest\\.json")
// files are 2 years old, contains strange values
dt.skipLoad("difficultyCustomHomestead\\.json")
dt.config("Ropsten", ropstenChainConfig)
dt.config("Frontier", params.ChainConfig{})
dt.config("Homestead", params.ChainConfig{
HomesteadBlock: big.NewInt(0),
})
dt.config("Byzantium", params.ChainConfig{
ByzantiumBlock: big.NewInt(0),
})
dt.config("Frontier", ropstenChainConfig)
dt.config("MainNetwork", mainnetChainConfig)
dt.config("CustomMainNetwork", mainnetChainConfig)
dt.config("Constantinople", params.ChainConfig{
ConstantinopleBlock: big.NewInt(0),
})
dt.config("EIP2384", params.ChainConfig{
MuirGlacierBlock: big.NewInt(0),
})
dt.config("EIP4345", params.ChainConfig{
ArrowGlacierBlock: big.NewInt(0),
})
dt.config("EIP5133", params.ChainConfig{
GrayGlacierBlock: big.NewInt(0),
})
dt.config("difficulty.json", mainnetChainConfig)
dt.walk(t, difficultyTestDir, func(t *testing.T, name string, test *DifficultyTest) {
cfg := dt.findConfig(t)
if test.ParentDifficulty.Cmp(params.MinimumDifficulty) < 0 {
t.Skip("difficulty below minimum")
return
}
if err := dt.checkFailure(t, test.Run(cfg)); err != nil {
t.Error(err)
}
})
}