mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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b743b88218
* Revert "Extract validating interface (#1120)"
This reverts commit e4e36c152e
.
* Fix go mod tidy
* Fix lint
* Fix lint
* fix lint
* Test fix
* Fix test
Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
127 lines
4.1 KiB
Go
127 lines
4.1 KiB
Go
// Copyright 2020 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 gasprice
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import (
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"context"
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"math"
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"math/big"
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"testing"
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"github.com/holiman/uint256"
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"github.com/ledgerwatch/turbo-geth/common"
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"github.com/ledgerwatch/turbo-geth/consensus/ethash"
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"github.com/ledgerwatch/turbo-geth/core"
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"github.com/ledgerwatch/turbo-geth/core/types"
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"github.com/ledgerwatch/turbo-geth/core/vm"
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"github.com/ledgerwatch/turbo-geth/crypto"
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"github.com/ledgerwatch/turbo-geth/eth/stagedsync"
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"github.com/ledgerwatch/turbo-geth/ethdb"
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"github.com/ledgerwatch/turbo-geth/params"
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"github.com/ledgerwatch/turbo-geth/rpc"
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)
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type testBackend struct {
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chain *core.BlockChain
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}
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func (b *testBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error) {
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if number == rpc.LatestBlockNumber {
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return b.chain.CurrentBlock().Header(), nil
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}
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return b.chain.GetHeaderByNumber(uint64(number)), nil
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}
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func (b *testBackend) BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error) {
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if number == rpc.LatestBlockNumber {
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return b.chain.CurrentBlock(), nil
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}
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return b.chain.GetBlockByNumber(uint64(number)), nil
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}
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func (b *testBackend) ChainConfig() *params.ChainConfig {
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return b.chain.Config()
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}
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func newTestBackend(t *testing.T) *testBackend {
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var (
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key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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addr = crypto.PubkeyToAddress(key.PublicKey)
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gspec = &core.Genesis{
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Config: params.TestChainConfig,
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Alloc: core.GenesisAlloc{addr: {Balance: big.NewInt(math.MaxInt64)}},
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}
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signer = types.NewEIP155Signer(gspec.Config.ChainID)
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)
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engine := ethash.NewFaker()
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db := ethdb.NewMemDatabase()
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genesis, _, err := gspec.Commit(db, false)
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if err != nil {
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t.Fatal(err)
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}
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// Generate testing blocks
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blocks, _, err := core.GenerateChain(params.TestChainConfig, genesis, engine, db, 32, func(i int, b *core.BlockGen) {
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b.SetCoinbase(common.Address{1})
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tx, err := types.SignTx(types.NewTransaction(b.TxNonce(addr), common.HexToAddress("deadbeef"), uint256.NewInt().SetUint64(100), 21000, uint256.NewInt().SetUint64(uint64(int64(i+1)*params.GWei)), nil), signer, key)
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if err != nil {
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t.Fatalf("failed to create tx: %v", err)
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}
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b.AddTx(tx)
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}, false)
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if err != nil {
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t.Error(err)
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}
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// Construct testing chain
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chain, err := core.NewBlockChain(db, nil, params.TestChainConfig, engine, vm.Config{}, nil, nil)
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if err != nil {
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t.Fatalf("Failed to create local chain, %v", err)
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}
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if _, err = stagedsync.InsertBlocksInStages(db, ethdb.DefaultStorageMode, params.TestChainConfig, &vm.Config{}, engine, blocks, true /* checkRoot */); err != nil {
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t.Error(err)
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}
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return &testBackend{chain: chain}
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}
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func (b *testBackend) CurrentHeader() *types.Header {
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return b.chain.CurrentHeader()
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}
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func (b *testBackend) GetBlockByNumber(number uint64) *types.Block {
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return b.chain.GetBlockByNumber(number)
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}
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func TestSuggestPrice(t *testing.T) {
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config := Config{
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Blocks: 3,
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Percentile: 60,
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Default: big.NewInt(params.GWei),
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}
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backend := newTestBackend(t)
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oracle := NewOracle(backend, config)
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// The gas price sampled is: 32G, 31G, 30G, 29G, 28G, 27G
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got, err := oracle.SuggestPrice(context.Background())
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if err != nil {
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t.Fatalf("Failed to retrieve recommended gas price: %v", err)
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}
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expect := big.NewInt(params.GWei * int64(30))
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if got.Cmp(expect) != 0 {
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t.Fatalf("Gas price mismatch, want %d, got %d", expect, got)
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}
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}
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