tests: add ethash difficulty tests (#15191)
This commit is contained in:
Martin Holst Swende
Felix Lange
parent
2ab2a9f131
commit
a660685746
87
tests/difficulty_test.go
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87
tests/difficulty_test.go
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@ -0,0 +1,87 @@
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// Copyright 2017 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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//
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package tests
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import (
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"testing"
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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/params"
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)
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var (
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mainnetChainConfig = params.ChainConfig{
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ChainId: big.NewInt(1),
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HomesteadBlock: big.NewInt(1150000),
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DAOForkBlock: big.NewInt(1920000),
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DAOForkSupport: true,
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EIP150Block: big.NewInt(2463000),
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EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
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EIP155Block: big.NewInt(2675000),
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EIP158Block: big.NewInt(2675000),
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ByzantiumBlock: big.NewInt(4370000),
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}
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)
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func TestDifficulty(t *testing.T) {
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t.Parallel()
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dt := new(testMatcher)
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// Not difficulty-tests
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dt.skipLoad("hexencodetest.*")
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dt.skipLoad("crypto.*")
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dt.skipLoad("blockgenesistest\\.json")
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dt.skipLoad("genesishashestest\\.json")
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dt.skipLoad("keyaddrtest\\.json")
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dt.skipLoad("txtest\\.json")
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// files are 2 years old, contains strange values
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dt.skipLoad("difficultyCustomHomestead\\.json")
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dt.skipLoad("difficultyMorden\\.json")
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dt.skipLoad("difficultyOlimpic\\.json")
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dt.config("Ropsten", *params.TestnetChainConfig)
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dt.config("Morden", *params.TestnetChainConfig)
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dt.config("Frontier", params.ChainConfig{})
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dt.config("Homestead", params.ChainConfig{
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HomesteadBlock: big.NewInt(0),
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})
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dt.config("Byzantium", params.ChainConfig{
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ByzantiumBlock: big.NewInt(0),
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})
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dt.config("Frontier", *params.TestnetChainConfig)
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dt.config("MainNetwork", mainnetChainConfig)
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dt.config("CustomMainNetwork", mainnetChainConfig)
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dt.config("difficulty.json", mainnetChainConfig)
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dt.walk(t, difficultyTestDir, func(t *testing.T, name string, test *DifficultyTest) {
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cfg := dt.findConfig(name)
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if test.ParentDifficulty.Cmp(params.MinimumDifficulty) < 0 {
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t.Skip("difficulty below minimum")
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return
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}
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if err := dt.checkFailure(t, name, test.Run(cfg)); err != nil {
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t.Error(err)
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}
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})
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}
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70
tests/difficulty_test_util.go
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70
tests/difficulty_test_util.go
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@ -0,0 +1,70 @@
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// Copyright 2017 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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//
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package tests
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import (
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"fmt"
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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/common/math"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/params"
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)
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//go:generate gencodec -type DifficultyTest -field-override difficultyTestMarshaling -out gen_difficultytest.go
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type DifficultyTest struct {
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ParentTimestamp *big.Int `json:"parentTimestamp"`
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ParentDifficulty *big.Int `json:"parentDifficulty"`
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UncleHash common.Hash `json:"parentUncles"`
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CurrentTimestamp *big.Int `json:"currentTimestamp"`
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CurrentBlockNumber uint64 `json:"currentBlockNumber"`
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CurrentDifficulty *big.Int `json:"currentDifficulty"`
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}
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type difficultyTestMarshaling struct {
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ParentTimestamp *math.HexOrDecimal256
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ParentDifficulty *math.HexOrDecimal256
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CurrentTimestamp *math.HexOrDecimal256
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CurrentDifficulty *math.HexOrDecimal256
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UncleHash common.Hash
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CurrentBlockNumber math.HexOrDecimal64
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}
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func (test *DifficultyTest) Run(config *params.ChainConfig) error {
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parentNumber := big.NewInt(int64(test.CurrentBlockNumber - 1))
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parent := &types.Header{
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Difficulty: test.ParentDifficulty,
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Time: test.ParentTimestamp,
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Number: parentNumber,
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UncleHash: test.UncleHash,
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}
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actual := ethash.CalcDifficulty(config, test.CurrentTimestamp.Uint64(), parent)
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exp := test.CurrentDifficulty
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if actual.Cmp(exp) != 0 {
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return fmt.Errorf("parent[time %v diff %v unclehash:%x] child[time %v number %v] diff %v != expected %v",
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test.ParentTimestamp, test.ParentDifficulty, test.UncleHash,
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test.CurrentTimestamp, test.CurrentBlockNumber, actual, exp)
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}
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return nil
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}
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66
tests/gen_difficultytest.go
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66
tests/gen_difficultytest.go
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@ -0,0 +1,66 @@
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// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
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package tests
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import (
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"encoding/json"
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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/common/math"
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)
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var _ = (*difficultyTestMarshaling)(nil)
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func (d DifficultyTest) MarshalJSON() ([]byte, error) {
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type DifficultyTest struct {
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ParentTimestamp *math.HexOrDecimal256 `json:"parentTimestamp"`
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ParentDifficulty *math.HexOrDecimal256 `json:"parentDifficulty"`
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UncleHash common.Hash `json:"parentUncles"`
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CurrentTimestamp *math.HexOrDecimal256 `json:"currentTimestamp"`
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CurrentBlockNumber math.HexOrDecimal64 `json:"currentBlockNumber"`
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CurrentDifficulty *math.HexOrDecimal256 `json:"currentDifficulty"`
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}
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var enc DifficultyTest
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enc.ParentTimestamp = (*math.HexOrDecimal256)(d.ParentTimestamp)
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enc.ParentDifficulty = (*math.HexOrDecimal256)(d.ParentDifficulty)
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enc.UncleHash = d.UncleHash
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enc.CurrentTimestamp = (*math.HexOrDecimal256)(d.CurrentTimestamp)
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enc.CurrentBlockNumber = math.HexOrDecimal64(d.CurrentBlockNumber)
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enc.CurrentDifficulty = (*math.HexOrDecimal256)(d.CurrentDifficulty)
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return json.Marshal(&enc)
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}
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func (d *DifficultyTest) UnmarshalJSON(input []byte) error {
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type DifficultyTest struct {
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ParentTimestamp *math.HexOrDecimal256 `json:"parentTimestamp"`
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ParentDifficulty *math.HexOrDecimal256 `json:"parentDifficulty"`
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UncleHash *common.Hash `json:"parentUncles"`
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CurrentTimestamp *math.HexOrDecimal256 `json:"currentTimestamp"`
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CurrentBlockNumber *math.HexOrDecimal64 `json:"currentBlockNumber"`
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CurrentDifficulty *math.HexOrDecimal256 `json:"currentDifficulty"`
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}
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var dec DifficultyTest
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if err := json.Unmarshal(input, &dec); err != nil {
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return err
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}
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if dec.ParentTimestamp != nil {
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d.ParentTimestamp = (*big.Int)(dec.ParentTimestamp)
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}
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if dec.ParentDifficulty != nil {
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d.ParentDifficulty = (*big.Int)(dec.ParentDifficulty)
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}
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if dec.UncleHash != nil {
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d.UncleHash = *dec.UncleHash
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}
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if dec.CurrentTimestamp != nil {
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d.CurrentTimestamp = (*big.Int)(dec.CurrentTimestamp)
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}
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if dec.CurrentBlockNumber != nil {
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d.CurrentBlockNumber = uint64(*dec.CurrentBlockNumber)
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}
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if dec.CurrentDifficulty != nil {
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d.CurrentDifficulty = (*big.Int)(dec.CurrentDifficulty)
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}
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return nil
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}
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@ -39,6 +39,7 @@ var (
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transactionTestDir = filepath.Join(baseDir, "TransactionTests")
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vmTestDir = filepath.Join(baseDir, "VMTests")
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rlpTestDir = filepath.Join(baseDir, "RLPTests")
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difficultyTestDir = filepath.Join(baseDir, "BasicTests")
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)
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func readJson(reader io.Reader, value interface{}) error {
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@ -39,14 +39,16 @@ func TestState(t *testing.T) {
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st.fails(`^stRevertTest/RevertPrefoundEmptyOOG\.json/EIP158`, "bug in test")
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st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/Byzantium`, "bug in test")
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st.fails(`^stRevertTest/RevertPrefoundEmptyOOG\.json/Byzantium`, "bug in test")
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st.fails( `^stRandom/randomStatetest645\.json/EIP150/.*`, "known bug #15119")
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st.fails( `^stRandom/randomStatetest645\.json/Frontier/.*`, "known bug #15119")
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st.fails( `^stRandom/randomStatetest645\.json/Homestead/.*`, "known bug #15119")
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st.fails( `^stRandom/randomStatetest644\.json/EIP150/.*`, "known bug #15119")
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st.fails( `^stRandom/randomStatetest644\.json/Frontier/.*`, "known bug #15119")
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st.fails( `^stRandom/randomStatetest644\.json/Homestead/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest645\.json/EIP150/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest645\.json/Frontier/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest645\.json/Homestead/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest644\.json/EIP150/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest644\.json/Frontier/.*`, "known bug #15119")
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st.fails(`^stRandom/randomStatetest644\.json/Homestead/.*`, "known bug #15119")
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st.fails(`^stCreateTest/TransactionCollisionToEmpty\.json/EIP158/2`, "known bug ")
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st.fails(`^stCreateTest/TransactionCollisionToEmpty\.json/EIP158/3`, "known bug ")
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st.fails(`^stCreateTest/TransactionCollisionToEmpty\.json/Byzantium/2`, "known bug ")
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st.fails(`^stCreateTest/TransactionCollisionToEmpty\.json/Byzantium/3`, "known bug ")
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st.walk(t, stateTestDir, func(t *testing.T, name string, test *StateTest) {
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for _, subtest := range test.Subtests() {
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subtest := subtest
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@ -1 +1 @@
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Subproject commit ca41e906351209481bce3a1b35501f25a79023c5
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Subproject commit 37f555fbc091fbf761aa6f02227132fb31f0681c
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