mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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110 lines
3.4 KiB
Go
110 lines
3.4 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 ethash
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import (
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"math/big"
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"testing"
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"time"
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libcommon "github.com/ledgerwatch/erigon-lib/common"
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"github.com/ledgerwatch/erigon/common/hexutil"
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"github.com/ledgerwatch/erigon/core/types"
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)
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func TestRemoteSealer(t *testing.T) {
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ethash := NewTester(nil, false)
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defer ethash.Close()
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api := &API{ethash}
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if _, err := api.GetWork(); err != errNoMiningWork {
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t.Error("expect to return an error indicate there is no mining work")
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}
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header := &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(100)}
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block := types.NewBlockWithHeader(header)
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sealhash := ethash.SealHash(header)
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// Push new work.
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results := make(chan *types.Block)
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if err := ethash.Seal(nil, block, results, nil); err != nil {
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t.Fatal(err)
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}
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var (
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work [4]string
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err error
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)
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if work, err = api.GetWork(); err != nil || work[0] != sealhash.Hex() {
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t.Error("expect to return a mining work has same hash")
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}
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if res := api.SubmitWork(types.BlockNonce{}, sealhash, libcommon.Hash{}); res {
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t.Error("expect to return false when submit a fake solution")
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}
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// Push new block with same block number to replace the original one.
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header = &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(1000)}
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block = types.NewBlockWithHeader(header)
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sealhash = ethash.SealHash(header)
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err = ethash.Seal(nil, block, results, nil)
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if err != nil {
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t.Fatal(err)
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}
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if work, err = api.GetWork(); err != nil || work[0] != sealhash.Hex() {
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t.Error("expect to return the latest pushed work")
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}
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}
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func TestHashRate(t *testing.T) {
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var (
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hashrate = []hexutil.Uint64{100, 200, 300}
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expect uint64
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ids = []libcommon.Hash{libcommon.HexToHash("a"), libcommon.HexToHash("b"), libcommon.HexToHash("c")}
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)
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ethash := NewTester(nil, false)
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defer ethash.Close()
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if tot := ethash.Hashrate(); tot != 0 {
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t.Error("expect the result should be zero")
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}
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api := &API{ethash}
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for i := 0; i < len(hashrate); i += 1 {
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if res := api.SubmitHashRate(hashrate[i], ids[i]); !res {
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t.Error("remote miner submit hashrate failed")
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}
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expect += uint64(hashrate[i])
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}
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if tot := ethash.Hashrate(); tot != float64(expect) {
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t.Error("expect total hashrate should be same")
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}
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}
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func TestClosedRemoteSealer(t *testing.T) {
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ethash := NewTester(nil, false)
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time.Sleep(1 * time.Second) // ensure exit channel is listening
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_ = ethash.Close()
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api := &API{ethash}
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if _, err := api.GetWork(); err != errEthashStopped {
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t.Error("expect to return an error to indicate ethash is stopped")
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}
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if res := api.SubmitHashRate(hexutil.Uint64(100), libcommon.HexToHash("a")); res {
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t.Error("expect to return false when submit hashrate to a stopped ethash")
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}
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}
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