ethclient/gethclient: RPC client wrapper for geth-specific API (#22977)
This commit adds the package gethclient which is similar to the ethclient and implements some geth specific functionality. Co-authored-by: Edgar Aroutiounian <edgar.factorial@gmail.com> Co-authored-by: Felix Lange <fjl@twurst.com>
This commit is contained in:
Marius van der Wijden
GitHub
parent
4fcc93d922
commit
acdf9238fb
@ -284,17 +284,6 @@ func (ec *Client) TransactionReceipt(ctx context.Context, txHash common.Hash) (*
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return r, err
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return r, err
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}
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}
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func toBlockNumArg(number *big.Int) string {
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if number == nil {
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return "latest"
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}
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pending := big.NewInt(-1)
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if number.Cmp(pending) == 0 {
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return "pending"
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}
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return hexutil.EncodeBig(number)
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}
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type rpcProgress struct {
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type rpcProgress struct {
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StartingBlock hexutil.Uint64
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StartingBlock hexutil.Uint64
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CurrentBlock hexutil.Uint64
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CurrentBlock hexutil.Uint64
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@ -462,8 +451,6 @@ func (ec *Client) PendingTransactionCount(ctx context.Context) (uint, error) {
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return uint(num), err
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return uint(num), err
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}
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}
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// TODO: SubscribePendingTransactions (needs server side)
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// Contract Calling
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// Contract Calling
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// CallContract executes a message call transaction, which is directly executed in the VM
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// CallContract executes a message call transaction, which is directly executed in the VM
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@ -537,6 +524,17 @@ func (ec *Client) SendTransaction(ctx context.Context, tx *types.Transaction) er
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return ec.c.CallContext(ctx, nil, "eth_sendRawTransaction", hexutil.Encode(data))
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return ec.c.CallContext(ctx, nil, "eth_sendRawTransaction", hexutil.Encode(data))
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}
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}
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func toBlockNumArg(number *big.Int) string {
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if number == nil {
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return "latest"
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}
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pending := big.NewInt(-1)
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if number.Cmp(pending) == 0 {
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return "pending"
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}
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return hexutil.EncodeBig(number)
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}
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func toCallArg(msg ethereum.CallMsg) interface{} {
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func toCallArg(msg ethereum.CallMsg) interface{} {
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arg := map[string]interface{}{
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arg := map[string]interface{}{
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"from": msg.From,
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"from": msg.From,
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235
ethclient/gethclient/gethclient.go
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235
ethclient/gethclient/gethclient.go
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@ -0,0 +1,235 @@
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// Copyright 2021 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 gethclient provides an RPC client for geth-specific APIs.
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package gethclient
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import (
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"context"
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"math/big"
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"runtime"
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"runtime/debug"
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/rpc"
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)
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// Client is a wrapper around rpc.Client that implements geth-specific functionality.
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//
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// If you want to use the standardized Ethereum RPC functionality, use ethclient.Client instead.
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type Client struct {
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c *rpc.Client
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}
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// New creates a client that uses the given RPC client.
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func New(c *rpc.Client) *Client {
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return &Client{c}
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}
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// CreateAccessList tries to create an access list for a specific transaction based on the
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// current pending state of the blockchain.
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func (ec *Client) CreateAccessList(ctx context.Context, msg ethereum.CallMsg) (*types.AccessList, uint64, string, error) {
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type accessListResult struct {
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Accesslist *types.AccessList `json:"accessList"`
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Error string `json:"error,omitempty"`
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GasUsed hexutil.Uint64 `json:"gasUsed"`
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}
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var result accessListResult
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if err := ec.c.CallContext(ctx, &result, "eth_createAccessList", toCallArg(msg)); err != nil {
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return nil, 0, "", err
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}
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return result.Accesslist, uint64(result.GasUsed), result.Error, nil
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}
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// AccountResult is the result of a GetProof operation.
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type AccountResult struct {
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Address common.Address `json:"address"`
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AccountProof []string `json:"accountProof"`
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Balance *big.Int `json:"balance"`
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CodeHash common.Hash `json:"codeHash"`
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Nonce uint64 `json:"nonce"`
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StorageHash common.Hash `json:"storageHash"`
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StorageProof []StorageResult `json:"storageProof"`
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}
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// StorageResult provides a proof for a key-value pair.
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type StorageResult struct {
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Key string `json:"key"`
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Value *big.Int `json:"value"`
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Proof []string `json:"proof"`
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}
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// GetProof returns the account and storage values of the specified account including the Merkle-proof.
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// The block number can be nil, in which case the value is taken from the latest known block.
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func (ec *Client) GetProof(ctx context.Context, account common.Address, keys []string, blockNumber *big.Int) (*AccountResult, error) {
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type storageResult struct {
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Key string `json:"key"`
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Value *hexutil.Big `json:"value"`
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Proof []string `json:"proof"`
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}
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type accountResult struct {
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Address common.Address `json:"address"`
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AccountProof []string `json:"accountProof"`
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Balance *hexutil.Big `json:"balance"`
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CodeHash common.Hash `json:"codeHash"`
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Nonce hexutil.Uint64 `json:"nonce"`
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StorageHash common.Hash `json:"storageHash"`
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StorageProof []storageResult `json:"storageProof"`
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}
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var res accountResult
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err := ec.c.CallContext(ctx, &res, "eth_getProof", account, keys, toBlockNumArg(blockNumber))
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// Turn hexutils back to normal datatypes
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storageResults := make([]StorageResult, 0, len(res.StorageProof))
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for _, st := range res.StorageProof {
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storageResults = append(storageResults, StorageResult{
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Key: st.Key,
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Value: st.Value.ToInt(),
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Proof: st.Proof,
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})
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}
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result := AccountResult{
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Address: res.Address,
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AccountProof: res.AccountProof,
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Balance: res.Balance.ToInt(),
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Nonce: uint64(res.Nonce),
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CodeHash: res.CodeHash,
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StorageHash: res.StorageHash,
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}
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return &result, err
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}
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// OverrideAccount specifies the state of an account to be overridden.
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type OverrideAccount struct {
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Nonce uint64 `json:"nonce"`
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Code []byte `json:"code"`
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Balance *big.Int `json:"balance"`
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State map[common.Hash]common.Hash `json:"state"`
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StateDiff map[common.Hash]common.Hash `json:"stateDiff"`
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}
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// CallContract executes a message call transaction, which is directly executed in the VM
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// of the node, but never mined into the blockchain.
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//
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// blockNumber selects the block height at which the call runs. It can be nil, in which
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// case the code is taken from the latest known block. Note that state from very old
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// blocks might not be available.
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//
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// overrides specifies a map of contract states that should be overwritten before executing
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// the message call.
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// Please use ethclient.CallContract instead if you don't need the override functionality.
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func (ec *Client) CallContract(ctx context.Context, msg ethereum.CallMsg, blockNumber *big.Int, overrides *map[common.Address]OverrideAccount) ([]byte, error) {
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var hex hexutil.Bytes
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err := ec.c.CallContext(
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ctx, &hex, "eth_call", toCallArg(msg),
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toBlockNumArg(blockNumber), toOverrideMap(overrides),
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)
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return hex, err
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}
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// GCStats retrieves the current garbage collection stats from a geth node.
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func (ec *Client) GCStats(ctx context.Context) (*debug.GCStats, error) {
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var result debug.GCStats
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err := ec.c.CallContext(ctx, &result, "debug_gcStats")
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return &result, err
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}
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// MemStats retrieves the current memory stats from a geth node.
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func (ec *Client) MemStats(ctx context.Context) (*runtime.MemStats, error) {
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var result runtime.MemStats
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err := ec.c.CallContext(ctx, &result, "debug_memStats")
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return &result, err
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}
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// SetHead sets the current head of the local chain by block number.
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// Note, this is a destructive action and may severely damage your chain.
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// Use with extreme caution.
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func (ec *Client) SetHead(ctx context.Context, number *big.Int) error {
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return ec.c.CallContext(ctx, nil, "debug_setHead", toBlockNumArg(number))
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}
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// GetNodeInfo retrieves the node info of a geth node.
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func (ec *Client) GetNodeInfo(ctx context.Context) (*p2p.NodeInfo, error) {
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var result p2p.NodeInfo
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err := ec.c.CallContext(ctx, &result, "admin_nodeInfo")
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return &result, err
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}
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// SubscribePendingTransactions subscribes to new pending transactions.
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func (ec *Client) SubscribePendingTransactions(ctx context.Context, ch chan<- common.Hash) (*rpc.ClientSubscription, error) {
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return ec.c.EthSubscribe(ctx, ch, "newPendingTransactions")
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}
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func toBlockNumArg(number *big.Int) string {
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if number == nil {
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return "latest"
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}
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pending := big.NewInt(-1)
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if number.Cmp(pending) == 0 {
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return "pending"
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}
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return hexutil.EncodeBig(number)
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}
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func toCallArg(msg ethereum.CallMsg) interface{} {
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arg := map[string]interface{}{
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"from": msg.From,
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"to": msg.To,
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}
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if len(msg.Data) > 0 {
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arg["data"] = hexutil.Bytes(msg.Data)
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}
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if msg.Value != nil {
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arg["value"] = (*hexutil.Big)(msg.Value)
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}
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if msg.Gas != 0 {
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arg["gas"] = hexutil.Uint64(msg.Gas)
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}
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if msg.GasPrice != nil {
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arg["gasPrice"] = (*hexutil.Big)(msg.GasPrice)
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}
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return arg
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}
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func toOverrideMap(overrides *map[common.Address]OverrideAccount) interface{} {
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if overrides == nil {
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return nil
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}
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type overrideAccount struct {
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Nonce hexutil.Uint64 `json:"nonce"`
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Code hexutil.Bytes `json:"code"`
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Balance *hexutil.Big `json:"balance"`
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State map[common.Hash]common.Hash `json:"state"`
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StateDiff map[common.Hash]common.Hash `json:"stateDiff"`
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}
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result := make(map[common.Address]overrideAccount)
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for addr, override := range *overrides {
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result[addr] = overrideAccount{
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Nonce: hexutil.Uint64(override.Nonce),
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Code: override.Code,
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Balance: (*hexutil.Big)(override.Balance),
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State: override.State,
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StateDiff: override.StateDiff,
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}
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}
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return &result
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}
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305
ethclient/gethclient/gethclient_test.go
Normal file
305
ethclient/gethclient/gethclient_test.go
Normal file
@ -0,0 +1,305 @@
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// Copyright 2021 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
|
||||||
|
// it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
// the Free Software Foundation, either version 3 of the License, or
|
||||||
|
// (at your option) any later version.
|
||||||
|
//
|
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|
// The go-ethereum library is distributed in the hope that it will be useful,
|
||||||
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
// GNU Lesser General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU Lesser General Public License
|
||||||
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
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|
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package gethclient
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|
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|
import (
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"bytes"
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"context"
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"math/big"
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|
"testing"
|
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|
|
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/types"
|
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/eth/ethconfig"
|
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rpc"
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)
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|
|
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|
var (
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|
testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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|
testAddr = crypto.PubkeyToAddress(testKey.PublicKey)
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|
testBalance = big.NewInt(2e10)
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|
)
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|
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func newTestBackend(t *testing.T) (*node.Node, []*types.Block) {
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// Generate test chain.
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genesis, blocks := generateTestChain()
|
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// Create node
|
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|
n, err := node.New(&node.Config{})
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|
if err != nil {
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|
t.Fatalf("can't create new node: %v", err)
|
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|
}
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// Create Ethereum Service
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|
config := ðconfig.Config{Genesis: genesis}
|
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|
config.Ethash.PowMode = ethash.ModeFake
|
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|
ethservice, err := eth.New(n, config)
|
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|
if err != nil {
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||||||
|
t.Fatalf("can't create new ethereum service: %v", err)
|
||||||
|
}
|
||||||
|
// Import the test chain.
|
||||||
|
if err := n.Start(); err != nil {
|
||||||
|
t.Fatalf("can't start test node: %v", err)
|
||||||
|
}
|
||||||
|
if _, err := ethservice.BlockChain().InsertChain(blocks[1:]); err != nil {
|
||||||
|
t.Fatalf("can't import test blocks: %v", err)
|
||||||
|
}
|
||||||
|
return n, blocks
|
||||||
|
}
|
||||||
|
|
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|
func generateTestChain() (*core.Genesis, []*types.Block) {
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|
db := rawdb.NewMemoryDatabase()
|
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|
config := params.AllEthashProtocolChanges
|
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|
genesis := &core.Genesis{
|
||||||
|
Config: config,
|
||||||
|
Alloc: core.GenesisAlloc{testAddr: {Balance: testBalance}},
|
||||||
|
ExtraData: []byte("test genesis"),
|
||||||
|
Timestamp: 9000,
|
||||||
|
}
|
||||||
|
generate := func(i int, g *core.BlockGen) {
|
||||||
|
g.OffsetTime(5)
|
||||||
|
g.SetExtra([]byte("test"))
|
||||||
|
}
|
||||||
|
gblock := genesis.ToBlock(db)
|
||||||
|
engine := ethash.NewFaker()
|
||||||
|
blocks, _ := core.GenerateChain(config, gblock, engine, db, 1, generate)
|
||||||
|
blocks = append([]*types.Block{gblock}, blocks...)
|
||||||
|
return genesis, blocks
|
||||||
|
}
|
||||||
|
|
||||||
|
func TestEthClient(t *testing.T) {
|
||||||
|
backend, _ := newTestBackend(t)
|
||||||
|
client, err := backend.Attach()
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
defer backend.Close()
|
||||||
|
defer client.Close()
|
||||||
|
|
||||||
|
tests := map[string]struct {
|
||||||
|
test func(t *testing.T)
|
||||||
|
}{
|
||||||
|
"TestAccessList": {
|
||||||
|
func(t *testing.T) { testAccessList(t, client) },
|
||||||
|
},
|
||||||
|
"TestGetProof": {
|
||||||
|
func(t *testing.T) { testGetProof(t, client) },
|
||||||
|
},
|
||||||
|
"TestGCStats": {
|
||||||
|
func(t *testing.T) { testGCStats(t, client) },
|
||||||
|
},
|
||||||
|
"TestMemStats": {
|
||||||
|
func(t *testing.T) { testMemStats(t, client) },
|
||||||
|
},
|
||||||
|
"TestGetNodeInfo": {
|
||||||
|
func(t *testing.T) { testGetNodeInfo(t, client) },
|
||||||
|
},
|
||||||
|
"TestSetHead": {
|
||||||
|
func(t *testing.T) { testSetHead(t, client) },
|
||||||
|
},
|
||||||
|
"TestSubscribePendingTxs": {
|
||||||
|
func(t *testing.T) { testSubscribePendingTransactions(t, client) },
|
||||||
|
},
|
||||||
|
"TestCallContract": {
|
||||||
|
func(t *testing.T) { testCallContract(t, client) },
|
||||||
|
},
|
||||||
|
}
|
||||||
|
t.Parallel()
|
||||||
|
for name, tt := range tests {
|
||||||
|
t.Run(name, tt.test)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccessList(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
// Test transfer
|
||||||
|
msg := ethereum.CallMsg{
|
||||||
|
From: testAddr,
|
||||||
|
To: &common.Address{},
|
||||||
|
Gas: 21000,
|
||||||
|
GasPrice: big.NewInt(1),
|
||||||
|
Value: big.NewInt(1),
|
||||||
|
}
|
||||||
|
al, gas, vmErr, err := ec.CreateAccessList(context.Background(), msg)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatalf("unexpected error: %v", err)
|
||||||
|
}
|
||||||
|
if vmErr != "" {
|
||||||
|
t.Fatalf("unexpected vm error: %v", vmErr)
|
||||||
|
}
|
||||||
|
if gas != 21000 {
|
||||||
|
t.Fatalf("unexpected gas used: %v", gas)
|
||||||
|
}
|
||||||
|
if len(*al) != 0 {
|
||||||
|
t.Fatalf("unexpected length of accesslist: %v", len(*al))
|
||||||
|
}
|
||||||
|
// Test reverting transaction
|
||||||
|
msg = ethereum.CallMsg{
|
||||||
|
From: testAddr,
|
||||||
|
To: nil,
|
||||||
|
Gas: 100000,
|
||||||
|
GasPrice: big.NewInt(1),
|
||||||
|
Value: big.NewInt(1),
|
||||||
|
Data: common.FromHex("0x608060806080608155fd"),
|
||||||
|
}
|
||||||
|
al, gas, vmErr, err = ec.CreateAccessList(context.Background(), msg)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatalf("unexpected error: %v", err)
|
||||||
|
}
|
||||||
|
if vmErr == "" {
|
||||||
|
t.Fatalf("wanted vmErr, got none")
|
||||||
|
}
|
||||||
|
if gas == 21000 {
|
||||||
|
t.Fatalf("unexpected gas used: %v", gas)
|
||||||
|
}
|
||||||
|
if len(*al) != 1 || al.StorageKeys() != 1 {
|
||||||
|
t.Fatalf("unexpected length of accesslist: %v", len(*al))
|
||||||
|
}
|
||||||
|
// address changes between calls, so we can't test for it.
|
||||||
|
if (*al)[0].Address == common.HexToAddress("0x0") {
|
||||||
|
t.Fatalf("unexpected address: %v", (*al)[0].Address)
|
||||||
|
}
|
||||||
|
if (*al)[0].StorageKeys[0] != common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000081") {
|
||||||
|
t.Fatalf("unexpected storage key: %v", (*al)[0].StorageKeys[0])
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testGetProof(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
ethcl := ethclient.NewClient(client)
|
||||||
|
result, err := ec.GetProof(context.Background(), testAddr, []string{}, nil)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
if !bytes.Equal(result.Address[:], testAddr[:]) {
|
||||||
|
t.Fatalf("unexpected address, want: %v got: %v", testAddr, result.Address)
|
||||||
|
}
|
||||||
|
// test nonce
|
||||||
|
nonce, _ := ethcl.NonceAt(context.Background(), result.Address, nil)
|
||||||
|
if result.Nonce != nonce {
|
||||||
|
t.Fatalf("invalid nonce, want: %v got: %v", nonce, result.Nonce)
|
||||||
|
}
|
||||||
|
// test balance
|
||||||
|
balance, _ := ethcl.BalanceAt(context.Background(), result.Address, nil)
|
||||||
|
if result.Balance.Cmp(balance) != 0 {
|
||||||
|
t.Fatalf("invalid balance, want: %v got: %v", balance, result.Balance)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testGCStats(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
_, err := ec.GCStats(context.Background())
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testMemStats(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
stats, err := ec.MemStats(context.Background())
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
if stats.Alloc == 0 {
|
||||||
|
t.Fatal("Invalid mem stats retrieved")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testGetNodeInfo(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
info, err := ec.GetNodeInfo(context.Background())
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
|
||||||
|
if info.Name == "" {
|
||||||
|
t.Fatal("Invalid node info retrieved")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testSetHead(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
err := ec.SetHead(context.Background(), big.NewInt(0))
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testSubscribePendingTransactions(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
ethcl := ethclient.NewClient(client)
|
||||||
|
// Subscribe to Transactions
|
||||||
|
ch := make(chan common.Hash)
|
||||||
|
ec.SubscribePendingTransactions(context.Background(), ch)
|
||||||
|
// Send a transaction
|
||||||
|
chainID, err := ethcl.ChainID(context.Background())
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
// Create transaction
|
||||||
|
tx := types.NewTransaction(0, common.Address{1}, big.NewInt(1), 22000, big.NewInt(1), nil)
|
||||||
|
signer := types.LatestSignerForChainID(chainID)
|
||||||
|
signature, err := crypto.Sign(signer.Hash(tx).Bytes(), testKey)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
signedTx, err := tx.WithSignature(signer, signature)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
// Send transaction
|
||||||
|
err = ethcl.SendTransaction(context.Background(), signedTx)
|
||||||
|
if err != nil {
|
||||||
|
t.Fatal(err)
|
||||||
|
}
|
||||||
|
// Check that the transaction was send over the channel
|
||||||
|
hash := <-ch
|
||||||
|
if hash != signedTx.Hash() {
|
||||||
|
t.Fatalf("Invalid tx hash received, got %v, want %v", hash, signedTx.Hash())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testCallContract(t *testing.T, client *rpc.Client) {
|
||||||
|
ec := New(client)
|
||||||
|
msg := ethereum.CallMsg{
|
||||||
|
From: testAddr,
|
||||||
|
To: &common.Address{},
|
||||||
|
Gas: 21000,
|
||||||
|
GasPrice: big.NewInt(1),
|
||||||
|
Value: big.NewInt(1),
|
||||||
|
}
|
||||||
|
// CallContract without override
|
||||||
|
if _, err := ec.CallContract(context.Background(), msg, big.NewInt(0), nil); err != nil {
|
||||||
|
t.Fatalf("unexpected error: %v", err)
|
||||||
|
}
|
||||||
|
// CallContract with override
|
||||||
|
override := OverrideAccount{
|
||||||
|
Nonce: 1,
|
||||||
|
}
|
||||||
|
mapAcc := make(map[common.Address]OverrideAccount)
|
||||||
|
mapAcc[testAddr] = override
|
||||||
|
if _, err := ec.CallContract(context.Background(), msg, big.NewInt(0), &mapAcc); err != nil {
|
||||||
|
t.Fatalf("unexpected error: %v", err)
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user