mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
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0b4fe8d192
* all: simplify timestamps to uint64 * tests: update definitions * clef, faucet, mobile: leftover uint64 fixups * ethash: fix tests * graphql: update schema for timestamp * ethash: remove unused variable
70 lines
2.5 KiB
Go
70 lines
2.5 KiB
Go
// 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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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 uint64 `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 uint64 `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.HexOrDecimal64
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ParentDifficulty *math.HexOrDecimal256
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CurrentTimestamp math.HexOrDecimal64
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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, 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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