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accounts, consensus, core, eth: make chain maker consensus agnostic (#15497)

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* accounts, consensus, core, eth: make chain maker consensus agnostic

* consensus, core: move CalcDifficulty to Engine interface

* consensus: add docs for calcDifficulty function

* consensus, core: minor comment fixups
This commit is contained in:
gary rong
2017-12-22 20:37:50 +08:00
committed by Péter Szilágyi
parent 9dbb8ef4aa
commit 5f8888e116
23 changed files with 145 additions and 99 deletions
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3
eth/fetcher/fetcher_test.go
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@ -25,6 +25,7 @@ import (
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus/ethash"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
@ -45,7 +46,7 @@ var (
// contains a transaction and every 5th an uncle to allow testing correct block
// reassembly.
func makeChain(n int, seed byte, parent *types.Block) ([]common.Hash, map[common.Hash]*types.Block) {
blocks, _ := core.GenerateChain(params.TestChainConfig, parent, testdb, n, func(i int, block *core.BlockGen) {
blocks, _ := core.GenerateChain(params.TestChainConfig, parent, ethash.NewFaker(), testdb, n, func(i int, block *core.BlockGen) {
block.SetCoinbase(common.Address{seed})
// If the block number is multiple of 3, send a bonus transaction to the miner