235 lines
7.7 KiB
Go
235 lines
7.7 KiB
Go
// Copyright 2017 AMIS Technologies
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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 functional
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import (
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"context"
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"errors"
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"fmt"
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"math/big"
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"time"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/jpmorganchase/istanbul-tools/client"
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"github.com/jpmorganchase/istanbul-tools/container"
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)
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const (
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testBaseByteCode = "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"
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)
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var _ = Describe("QFS-08: Private transaction", func() {
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const (
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numberOfValidators = 4
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)
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var (
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constellationNetwork container.ConstellationNetwork
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blockchain container.Blockchain
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)
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BeforeEach(func() {
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constellationNetwork = container.NewDefaultConstellationNetwork(dockerNetwork, numberOfValidators)
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Expect(constellationNetwork.Start()).To(BeNil())
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blockchain = container.NewDefaultQuorumBlockchain(dockerNetwork, constellationNetwork)
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Expect(blockchain.Start(true)).To(BeNil())
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})
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AfterEach(func() {
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blockchain.Stop(true)
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blockchain.Finalize()
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constellationNetwork.Stop()
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constellationNetwork.Finalize()
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})
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It("QFS–08–01: Constellation connection", func() {
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//Skip for now, constellation network will be ensured in BeforeEach.
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})
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It("QFS–08–02: Sending common contract transaction", func() {
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const storedValue = 1
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var txHash common.Hash
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By("Sending tx should be successful", func() {
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geth0 := blockchain.Validators()[0]
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acc := geth0.Accounts()[0]
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client0 := geth0.NewClient()
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byteCode := genByteCodeWithValue(storedValue)
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hash, err := client0.CreateContract(context.Background(), acc, byteCode, big.NewInt(300000))
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Expect(err).To(BeNil())
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txHash = common.HexToHash(hash)
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})
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By("All geth nodes should can get value of contract storage", func() {
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errc := make(chan error, len(blockchain.Validators()))
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for _, geth := range blockchain.Validators() {
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go func(geth container.Ethereum) {
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ethClient := geth.NewClient()
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errc <- checkContractValue(ethClient, txHash, storedValue)
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}(geth)
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}
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for i := 0; i < len(blockchain.Validators()); i++ {
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err := <-errc
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Expect(err).To(BeNil())
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}
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})
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})
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It("QFS–08–03: Sending private contract transaction", func() {
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var (
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txHash common.Hash
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storedValue = 1
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)
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By("Sending tx by geth#0 and private for geth#1 should be successful", func() {
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geth0 := blockchain.Validators()[0]
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acc := geth0.Accounts()[0]
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client0 := geth0.NewClient()
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ct1 := constellationNetwork.GetConstellation(1)
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pubKey1 := ct1.PublicKeys()
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byteCode := genByteCodeWithValue(storedValue)
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hash, err := client0.CreatePrivateContract(context.Background(), acc, byteCode, big.NewInt(300000), pubKey1)
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Expect(err).To(BeNil())
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txHash = common.HexToHash(hash)
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})
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By("Only geth#0 and geth#1 can get value of contract storage", func() {
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errc := make(chan error, len(blockchain.Validators()))
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for i, geth := range blockchain.Validators() {
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var expValue = 0
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if i == 0 || i == 1 {
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expValue = storedValue
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}
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go func(geth container.Ethereum, expValue int) {
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ethClient := geth.NewClient()
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errc <- checkContractValue(ethClient, txHash, expValue)
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}(geth, expValue)
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}
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for i := 0; i < len(blockchain.Validators()); i++ {
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err := <-errc
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Expect(err).To(BeNil())
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}
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})
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storedValue = 2
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By("Sending tx by geth#2 and private for geth#3 should be successful", func() {
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geth2 := blockchain.Validators()[2]
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acc := geth2.Accounts()[0]
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client2 := geth2.NewClient()
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ct3 := constellationNetwork.GetConstellation(3)
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pubKey3 := ct3.PublicKeys()
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byteCode := genByteCodeWithValue(storedValue)
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hash, err := client2.CreatePrivateContract(context.Background(), acc, byteCode, big.NewInt(300000), pubKey3)
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Expect(err).To(BeNil())
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txHash = common.HexToHash(hash)
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})
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By("Only geth#2 and geth#3 can get value of contract storage", func() {
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errc := make(chan error, len(blockchain.Validators()))
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for i, geth := range blockchain.Validators() {
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var expValue = 0
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if i == 2 || i == 3 {
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expValue = storedValue
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}
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go func(geth container.Ethereum, expValue int) {
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ethClient := geth.NewClient()
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errc <- checkContractValue(ethClient, txHash, expValue)
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}(geth, expValue)
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}
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for i := 0; i < len(blockchain.Validators()); i++ {
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err := <-errc
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Expect(err).To(BeNil())
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}
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})
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storedValue = 3
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By("Sending common tx after private tx should be successful", func() {
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geth0 := blockchain.Validators()[0]
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acc := geth0.Accounts()[0]
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client0 := geth0.NewClient()
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byteCode := genByteCodeWithValue(storedValue)
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hash, err := client0.CreateContract(context.Background(), acc, byteCode, big.NewInt(300000))
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Expect(err).To(BeNil())
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txHash = common.HexToHash(hash)
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})
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By("All geth nodes should can get value of contract storage", func() {
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errc := make(chan error, len(blockchain.Validators()))
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for _, geth := range blockchain.Validators() {
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go func(geth container.Ethereum) {
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ethClient := geth.NewClient()
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errc <- checkContractValue(ethClient, txHash, storedValue)
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}(geth)
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}
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for i := 0; i < len(blockchain.Validators()); i++ {
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err := <-errc
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Expect(err).To(BeNil())
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}
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})
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})
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})
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func genByteCodeWithValue(v int) string {
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return fmt.Sprintf("%s%064x", testBaseByteCode, v)
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}
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func getTxReceipt(ethClient client.Client, txHash common.Hash, timeout time.Duration) (*types.Receipt, error) {
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timer := time.After(timeout)
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ticker := time.NewTicker(3 * time.Second)
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defer ticker.Stop()
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for {
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select {
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case <-timer:
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return nil, errors.New("Get TxReceipt timeout.")
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case <-ticker.C:
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r, err := ethClient.TransactionReceipt(context.Background(), txHash)
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if err == nil {
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return r, nil
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}
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}
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}
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}
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func checkContractValue(ethClient client.Client, txHash common.Hash, expValue int) error {
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receipt, err := getTxReceipt(ethClient, txHash, 10*time.Second)
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if err != nil {
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return err
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}
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emptyAddress := common.Address{}
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if receipt.ContractAddress == emptyAddress {
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return errors.New("Invalid contract address.")
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}
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v, err := ethClient.StorageAt(context.Background(),
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receipt.ContractAddress,
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common.HexToHash("0x0"),
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nil)
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if err != nil {
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return err
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}
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if value := new(big.Int).SetBytes(v).Int64(); value != int64(expValue) {
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errMsg := fmt.Sprintf("Wrong value of contract storage, get:%v, want:%v", value, expValue)
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return errors.New(errMsg)
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}
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return nil
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}
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