Fix some tests & upgrade contracts
This commit is contained in:
Andrea Maria Piana
parent
59e8ad0e02
commit
b3a5455c46
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@ -0,0 +1 @@
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accounts.sql*
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@ -12,14 +12,11 @@ import (
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"sync"
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"testing"
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"github.com/status-im/status-go/account/generator"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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gethcrypto "github.com/ethereum/go-ethereum/crypto"
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"github.com/status-im/status-go/account"
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"github.com/status-im/status-go/connection"
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"github.com/status-im/status-go/eth-node/crypto"
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"github.com/status-im/status-go/eth-node/types"
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@ -169,68 +166,6 @@ func TestBackendGettersConcurrently(t *testing.T) {
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wg.Wait()
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}
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func TestBackendAccountsConcurrently(t *testing.T) {
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utils.Init()
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backend := NewGethStatusBackend()
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config, err := utils.MakeTestNodeConfig(params.StatusChainNetworkID)
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require.NoError(t, err)
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require.NoError(t, backend.AccountManager().InitKeystore(config.KeyStoreDir))
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err = backend.StartNode(config)
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require.NoError(t, err)
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defer func() {
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require.NoError(t, backend.StopNode())
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}()
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var wgCreateAccounts sync.WaitGroup
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count := 3
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type AccountData struct {
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MasterAccount generator.GeneratedAccountInfo
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AccountInfo account.Info
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Password string
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}
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addressCh := make(chan AccountData, count) // use buffered channel to avoid blocking
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// create new accounts concurrently
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for i := 0; i < count; i++ {
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wgCreateAccounts.Add(1)
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go func(pass string) {
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MKInfo, accountInfo, _, err := backend.AccountManager().CreateAccount(pass)
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assert.NoError(t, err)
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addressCh <- AccountData{MKInfo, accountInfo, pass}
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wgCreateAccounts.Done()
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}("password-00" + fmt.Sprint(i))
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}
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// close addressCh as otherwise for loop never finishes
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go func() { wgCreateAccounts.Wait(); close(addressCh) }()
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// select, reselect or logout concurrently
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var wg sync.WaitGroup
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for accountData := range addressCh {
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wg.Add(1)
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go func(accountData AccountData) {
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loginParams := account.LoginParams{
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MainAccount: types.HexToAddress(accountData.AccountInfo.WalletAddress),
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ChatAddress: types.HexToAddress(accountData.AccountInfo.ChatAddress),
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Password: accountData.Password,
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MultiAccount: accountData.MasterAccount.ToMultiAccount(),
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}
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assert.NoError(t, backend.SelectAccount(loginParams))
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wg.Done()
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}(accountData)
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wg.Add(1)
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go func() {
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assert.NoError(t, backend.Logout())
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wg.Done()
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}()
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}
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wg.Wait()
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}
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func TestBackendConnectionChangesConcurrently(t *testing.T) {
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connections := [...]string{connection.Wifi, connection.Cellular, connection.Unknown}
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backend := NewGethStatusBackend()
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@ -529,6 +464,10 @@ func TestLoginWithKey(t *testing.T) {
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require.NoError(t, b.Logout())
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require.NoError(t, b.StopNode())
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require.NoError(t, b.AccountManager().InitKeystore(conf.KeyStoreDir))
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b.UpdateRootDataDir(conf.DataDir)
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require.NoError(t, b.OpenAccounts())
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require.NoError(t, b.StartNodeWithKey(main, "test-pass", keyhex))
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defer func() {
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assert.NoError(t, b.Logout())
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@ -591,6 +591,7 @@ func (b *GethStatusBackend) startNode(config *params.NodeConfig) (err error) {
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b.transactor.SetNetworkID(config.NetworkID)
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b.transactor.SetRPC(b.statusNode.RPCClient(), rpc.DefaultCallTimeout)
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b.personalAPI.SetRPC(b.statusNode.RPCClient(), rpc.DefaultCallTimeout)
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if err = b.registerHandlers(); err != nil {
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b.log.Error("Handler registration failed", "err", err)
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@ -470,7 +470,7 @@ func (b *StatusNode) Cleanup() error {
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}
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}
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if b.Config().WalletConfig.Enabled {
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if b.Config() != nil && b.Config().WalletConfig.Enabled {
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if b.walletSrvc != nil {
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if b.walletSrvc.IsStarted() {
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err := b.walletSrvc.Stop()
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@ -30,7 +30,7 @@ func TestServiceStartStop(t *testing.T) {
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defer stop()
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s := NewService(db, 1777)
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require.NoError(t, s.Start(nil))
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require.NoError(t, s.Start())
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require.Equal(t, true, s.IsStarted())
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require.NoError(t, s.Stop())
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@ -43,7 +43,7 @@ func TestWalletSubscription(t *testing.T) {
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feed := &event.Feed{}
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s := NewService(db, 1777)
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require.NoError(t, s.Start(nil))
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require.NoError(t, s.Start())
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require.Equal(t, true, s.IsStarted())
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require.NoError(t, s.SubscribeWallet(feed))
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@ -67,7 +67,7 @@ func TestTransactionNotification(t *testing.T) {
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defer stop()
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s := NewService(db, 1777)
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require.NoError(t, s.Start(nil))
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require.NoError(t, s.Start())
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require.Equal(t, true, s.IsStarted())
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var signalEvent []byte
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File diff suppressed because one or more lines are too long
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@ -1,4 +1,4 @@
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pragma solidity ^0.4.24;
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pragma solidity ^0.8.0;
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contract Example {
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@ -58,7 +58,7 @@ contract Example {
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MAIL = hash(mail);
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}
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function hash(EIP712Domain eip712Domain) internal pure returns (bytes32) {
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function hash(EIP712Domain memory eip712Domain) internal pure returns (bytes32) {
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return keccak256(abi.encode(
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EIP712DOMAIN_TYPEHASH,
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keccak256(bytes(eip712Domain.name)),
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@ -68,7 +68,7 @@ contract Example {
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));
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}
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function hash(Person person) internal pure returns (bytes32) {
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function hash(Person memory person) internal pure returns (bytes32) {
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return keccak256(abi.encode(
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PERSON_TYPEHASH,
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keccak256(bytes(person.name)),
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@ -76,12 +76,12 @@ contract Example {
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));
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}
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function hash(Mail mail) internal pure returns (bytes32) {
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function hash(Mail memory m) internal pure returns (bytes32) {
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return keccak256(abi.encode(
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MAIL_TYPEHASH,
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hash(mail.from),
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hash(mail.to),
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keccak256(bytes(mail.contents))
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hash(m.from),
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hash(m.to),
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keccak256(bytes(m.contents))
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));
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}
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@ -74,9 +74,9 @@ func TestEncodeData(t *testing.T) {
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result func(testCase) common.Hash
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}
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bytes32, _ := abi.NewType("bytes32", nil)
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addr, _ := abi.NewType("address", nil)
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boolT, _ := abi.NewType("bool", nil)
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bytes32, _ := abi.NewType("bytes32", "", nil)
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addr, _ := abi.NewType("address", "", nil)
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boolT, _ := abi.NewType("bool", "", nil)
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for _, tc := range []testCase{
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{
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@ -177,8 +177,8 @@ func TestEncodeData(t *testing.T) {
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}},
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"A",
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func(tc testCase) common.Hash {
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intBig, _ := abi.NewType("int128", nil)
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uintBig, _ := abi.NewType("uint128", nil)
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intBig, _ := abi.NewType("int128", "", nil)
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uintBig, _ := abi.NewType("uint128", "", nil)
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args := abi.Arguments{{Type: bytes32},
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{Type: intBig}, {Type: intBig}, {Type: uintBig}, {Type: uintBig}}
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typehash := typeHash(tc.target, tc.types)
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@ -1,21 +1,11 @@
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package typeddata
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import (
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"context"
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"encoding/json"
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"math"
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"math/big"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
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"github.com/ethereum/go-ethereum/core"
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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/status-im/status-go/services/typeddata/eip712example"
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)
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var (
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@ -60,96 +50,3 @@ func TestChainIDValidation(t *testing.T) {
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})
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}
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}
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func TestInteroparableWithSolidity(t *testing.T) {
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key, _ := crypto.GenerateKey()
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testaddr := crypto.PubkeyToAddress(key.PublicKey)
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genesis := core.GenesisAlloc{
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testaddr: {Balance: new(big.Int).SetInt64(math.MaxInt64)},
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}
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backend := backends.NewSimulatedBackend(genesis, math.MaxInt64)
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opts := bind.NewKeyedTransactor(key)
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_, _, example, err := eip712example.DeployExample(opts, backend)
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require.NoError(t, err)
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backend.Commit()
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domainSol, err := example.DOMAINSEPARATOR(nil)
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require.NoError(t, err)
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mailSol, err := example.MAIL(nil)
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require.NoError(t, err)
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mytypes := Types{
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eip712Domain: []Field{
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{Name: "name", Type: "string"},
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{Name: "version", Type: "string"},
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{Name: "chainId", Type: "uint256"},
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{Name: "verifyingContract", Type: "address"},
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},
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"Person": []Field{
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{Name: "name", Type: "string"},
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{Name: "wallet", Type: "address"},
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},
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"Mail": []Field{
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{Name: "from", Type: "Person"},
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{Name: "to", Type: "Person"},
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{Name: "contents", Type: "string"},
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},
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}
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domain := map[string]json.RawMessage{
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"name": json.RawMessage(`"Ether Mail"`),
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"version": json.RawMessage(`"1"`),
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"chainId": json.RawMessage("1"),
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"verifyingContract": json.RawMessage(`"0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"`),
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}
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domainChainIDAsString := map[string]json.RawMessage{
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"name": json.RawMessage(`"Ether Mail"`),
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"version": json.RawMessage(`"1"`),
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"chainId": json.RawMessage(`"1"`),
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"verifyingContract": json.RawMessage(`"0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"`),
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}
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msg := map[string]json.RawMessage{
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"from": json.RawMessage(fromWallet),
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"to": json.RawMessage(toWallet),
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"contents": json.RawMessage(`"Hello, Bob!"`),
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}
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typed := TypedData{
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Types: mytypes,
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PrimaryType: "Mail",
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Domain: domain,
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Message: msg,
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}
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typedChainIDAsString := TypedData{
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Types: mytypes,
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PrimaryType: "Mail",
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Domain: domainChainIDAsString,
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Message: msg,
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}
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domainHash, err := hashStruct(eip712Domain, typed.Domain, typed.Types)
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require.NoError(t, err)
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require.Equal(t, domainSol[:], domainHash[:])
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mailHash, err := hashStruct(typed.PrimaryType, typed.Message, typed.Types)
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require.NoError(t, err)
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require.Equal(t, mailSol[:], mailHash[:])
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signature, err := Sign(typed, key, big.NewInt(1))
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require.NoError(t, err)
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require.Len(t, signature, 65)
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signature2, err := Sign(typedChainIDAsString, key, big.NewInt(1))
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require.NoError(t, err)
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require.Equal(t, signature, signature2)
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r := [32]byte{}
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copy(r[:], signature[:32])
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s := [32]byte{}
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copy(s[:], signature[32:64])
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v := signature[64]
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tx, err := example.Verify(opts, v, r, s)
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require.NoError(t, err)
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backend.Commit()
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receipt, err := bind.WaitMined(context.TODO(), backend, tx)
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require.NoError(t, err)
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require.Equal(t, types.ReceiptStatusSuccessful, receipt.Status)
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}
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@ -1,4 +0,0 @@
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Test contract for Transfer events
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=================================
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Emits transfer event defined by ERC20 standart.
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@ -1,3 +0,0 @@
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package erc20
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//go:generate abigen -sol erc20.sol -pkg erc20 -out erc20.go
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@ -1,404 +0,0 @@
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// Code generated - DO NOT EDIT.
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// This file is a generated binding and any manual changes will be lost.
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package erc20
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import (
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"math/big"
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"strings"
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ethereum "github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/accounts/abi"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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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/ethereum/go-ethereum/event"
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)
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// Reference imports to suppress errors if they are not otherwise used.
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var (
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_ = big.NewInt
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_ = strings.NewReader
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_ = ethereum.NotFound
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_ = abi.U256
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_ = bind.Bind
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_ = common.Big1
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_ = types.BloomLookup
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_ = event.NewSubscription
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)
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// ERC20TransferABI is the input ABI used to generate the binding from.
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const ERC20TransferABI = "[{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"}],\"name\":\"balances\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"to\",\"type\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"}]"
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// ERC20TransferBin is the compiled bytecode used for deploying new contracts.
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const ERC20TransferBin = `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`
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// DeployERC20Transfer deploys a new Ethereum contract, binding an instance of ERC20Transfer to it.
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func DeployERC20Transfer(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *ERC20Transfer, error) {
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parsed, err := abi.JSON(strings.NewReader(ERC20TransferABI))
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if err != nil {
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return common.Address{}, nil, nil, err
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}
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address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(ERC20TransferBin), backend)
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if err != nil {
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return common.Address{}, nil, nil, err
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}
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return address, tx, &ERC20Transfer{ERC20TransferCaller: ERC20TransferCaller{contract: contract}, ERC20TransferTransactor: ERC20TransferTransactor{contract: contract}, ERC20TransferFilterer: ERC20TransferFilterer{contract: contract}}, nil
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}
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// ERC20Transfer is an auto generated Go binding around an Ethereum contract.
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type ERC20Transfer struct {
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ERC20TransferCaller // Read-only binding to the contract
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ERC20TransferTransactor // Write-only binding to the contract
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ERC20TransferFilterer // Log filterer for contract events
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}
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// ERC20TransferCaller is an auto generated read-only Go binding around an Ethereum contract.
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type ERC20TransferCaller struct {
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contract *bind.BoundContract // Generic contract wrapper for the low level calls
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}
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// ERC20TransferTransactor is an auto generated write-only Go binding around an Ethereum contract.
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type ERC20TransferTransactor struct {
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contract *bind.BoundContract // Generic contract wrapper for the low level calls
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}
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|
||||
// ERC20TransferFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
|
||||
type ERC20TransferFilterer struct {
|
||||
contract *bind.BoundContract // Generic contract wrapper for the low level calls
|
||||
}
|
||||
|
||||
// ERC20TransferSession is an auto generated Go binding around an Ethereum contract,
|
||||
// with pre-set call and transact options.
|
||||
type ERC20TransferSession struct {
|
||||
Contract *ERC20Transfer // Generic contract binding to set the session for
|
||||
CallOpts bind.CallOpts // Call options to use throughout this session
|
||||
TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
|
||||
}
|
||||
|
||||
// ERC20TransferCallerSession is an auto generated read-only Go binding around an Ethereum contract,
|
||||
// with pre-set call options.
|
||||
type ERC20TransferCallerSession struct {
|
||||
Contract *ERC20TransferCaller // Generic contract caller binding to set the session for
|
||||
CallOpts bind.CallOpts // Call options to use throughout this session
|
||||
}
|
||||
|
||||
// ERC20TransferTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
|
||||
// with pre-set transact options.
|
||||
type ERC20TransferTransactorSession struct {
|
||||
Contract *ERC20TransferTransactor // Generic contract transactor binding to set the session for
|
||||
TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
|
||||
}
|
||||
|
||||
// ERC20TransferRaw is an auto generated low-level Go binding around an Ethereum contract.
|
||||
type ERC20TransferRaw struct {
|
||||
Contract *ERC20Transfer // Generic contract binding to access the raw methods on
|
||||
}
|
||||
|
||||
// ERC20TransferCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
|
||||
type ERC20TransferCallerRaw struct {
|
||||
Contract *ERC20TransferCaller // Generic read-only contract binding to access the raw methods on
|
||||
}
|
||||
|
||||
// ERC20TransferTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
|
||||
type ERC20TransferTransactorRaw struct {
|
||||
Contract *ERC20TransferTransactor // Generic write-only contract binding to access the raw methods on
|
||||
}
|
||||
|
||||
// NewERC20Transfer creates a new instance of ERC20Transfer, bound to a specific deployed contract.
|
||||
func NewERC20Transfer(address common.Address, backend bind.ContractBackend) (*ERC20Transfer, error) {
|
||||
contract, err := bindERC20Transfer(address, backend, backend, backend)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &ERC20Transfer{ERC20TransferCaller: ERC20TransferCaller{contract: contract}, ERC20TransferTransactor: ERC20TransferTransactor{contract: contract}, ERC20TransferFilterer: ERC20TransferFilterer{contract: contract}}, nil
|
||||
}
|
||||
|
||||
// NewERC20TransferCaller creates a new read-only instance of ERC20Transfer, bound to a specific deployed contract.
|
||||
func NewERC20TransferCaller(address common.Address, caller bind.ContractCaller) (*ERC20TransferCaller, error) {
|
||||
contract, err := bindERC20Transfer(address, caller, nil, nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &ERC20TransferCaller{contract: contract}, nil
|
||||
}
|
||||
|
||||
// NewERC20TransferTransactor creates a new write-only instance of ERC20Transfer, bound to a specific deployed contract.
|
||||
func NewERC20TransferTransactor(address common.Address, transactor bind.ContractTransactor) (*ERC20TransferTransactor, error) {
|
||||
contract, err := bindERC20Transfer(address, nil, transactor, nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &ERC20TransferTransactor{contract: contract}, nil
|
||||
}
|
||||
|
||||
// NewERC20TransferFilterer creates a new log filterer instance of ERC20Transfer, bound to a specific deployed contract.
|
||||
func NewERC20TransferFilterer(address common.Address, filterer bind.ContractFilterer) (*ERC20TransferFilterer, error) {
|
||||
contract, err := bindERC20Transfer(address, nil, nil, filterer)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &ERC20TransferFilterer{contract: contract}, nil
|
||||
}
|
||||
|
||||
// bindERC20Transfer binds a generic wrapper to an already deployed contract.
|
||||
func bindERC20Transfer(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
|
||||
parsed, err := abi.JSON(strings.NewReader(ERC20TransferABI))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
|
||||
}
|
||||
|
||||
// Call invokes the (constant) contract method with params as input values and
|
||||
// sets the output to result. The result type might be a single field for simple
|
||||
// returns, a slice of interfaces for anonymous returns and a struct for named
|
||||
// returns.
|
||||
func (_ERC20Transfer *ERC20TransferRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
|
||||
return _ERC20Transfer.Contract.ERC20TransferCaller.contract.Call(opts, result, method, params...)
|
||||
}
|
||||
|
||||
// Transfer initiates a plain transaction to move funds to the contract, calling
|
||||
// its default method if one is available.
|
||||
func (_ERC20Transfer *ERC20TransferRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.ERC20TransferTransactor.contract.Transfer(opts)
|
||||
}
|
||||
|
||||
// Transact invokes the (paid) contract method with params as input values.
|
||||
func (_ERC20Transfer *ERC20TransferRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.ERC20TransferTransactor.contract.Transact(opts, method, params...)
|
||||
}
|
||||
|
||||
// Call invokes the (constant) contract method with params as input values and
|
||||
// sets the output to result. The result type might be a single field for simple
|
||||
// returns, a slice of interfaces for anonymous returns and a struct for named
|
||||
// returns.
|
||||
func (_ERC20Transfer *ERC20TransferCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
|
||||
return _ERC20Transfer.Contract.contract.Call(opts, result, method, params...)
|
||||
}
|
||||
|
||||
// Transfer initiates a plain transaction to move funds to the contract, calling
|
||||
// its default method if one is available.
|
||||
func (_ERC20Transfer *ERC20TransferTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.contract.Transfer(opts)
|
||||
}
|
||||
|
||||
// Transact invokes the (paid) contract method with params as input values.
|
||||
func (_ERC20Transfer *ERC20TransferTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.contract.Transact(opts, method, params...)
|
||||
}
|
||||
|
||||
// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
|
||||
//
|
||||
// Solidity: function balanceOf(address account) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferCaller) BalanceOf(opts *bind.CallOpts, account common.Address) (*big.Int, error) {
|
||||
var (
|
||||
ret0 = new(*big.Int)
|
||||
)
|
||||
out := ret0
|
||||
err := _ERC20Transfer.contract.Call(opts, out, "balanceOf", account)
|
||||
return *ret0, err
|
||||
}
|
||||
|
||||
// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
|
||||
//
|
||||
// Solidity: function balanceOf(address account) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferSession) BalanceOf(account common.Address) (*big.Int, error) {
|
||||
return _ERC20Transfer.Contract.BalanceOf(&_ERC20Transfer.CallOpts, account)
|
||||
}
|
||||
|
||||
// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
|
||||
//
|
||||
// Solidity: function balanceOf(address account) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferCallerSession) BalanceOf(account common.Address) (*big.Int, error) {
|
||||
return _ERC20Transfer.Contract.BalanceOf(&_ERC20Transfer.CallOpts, account)
|
||||
}
|
||||
|
||||
// Balances is a free data retrieval call binding the contract method 0x27e235e3.
|
||||
//
|
||||
// Solidity: function balances(address ) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferCaller) Balances(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
|
||||
var (
|
||||
ret0 = new(*big.Int)
|
||||
)
|
||||
out := ret0
|
||||
err := _ERC20Transfer.contract.Call(opts, out, "balances", arg0)
|
||||
return *ret0, err
|
||||
}
|
||||
|
||||
// Balances is a free data retrieval call binding the contract method 0x27e235e3.
|
||||
//
|
||||
// Solidity: function balances(address ) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferSession) Balances(arg0 common.Address) (*big.Int, error) {
|
||||
return _ERC20Transfer.Contract.Balances(&_ERC20Transfer.CallOpts, arg0)
|
||||
}
|
||||
|
||||
// Balances is a free data retrieval call binding the contract method 0x27e235e3.
|
||||
//
|
||||
// Solidity: function balances(address ) constant returns(uint256)
|
||||
func (_ERC20Transfer *ERC20TransferCallerSession) Balances(arg0 common.Address) (*big.Int, error) {
|
||||
return _ERC20Transfer.Contract.Balances(&_ERC20Transfer.CallOpts, arg0)
|
||||
}
|
||||
|
||||
// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
|
||||
//
|
||||
// Solidity: function transfer(address to, uint256 value) returns()
|
||||
func (_ERC20Transfer *ERC20TransferTransactor) Transfer(opts *bind.TransactOpts, to common.Address, value *big.Int) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.contract.Transact(opts, "transfer", to, value)
|
||||
}
|
||||
|
||||
// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
|
||||
//
|
||||
// Solidity: function transfer(address to, uint256 value) returns()
|
||||
func (_ERC20Transfer *ERC20TransferSession) Transfer(to common.Address, value *big.Int) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.Transfer(&_ERC20Transfer.TransactOpts, to, value)
|
||||
}
|
||||
|
||||
// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
|
||||
//
|
||||
// Solidity: function transfer(address to, uint256 value) returns()
|
||||
func (_ERC20Transfer *ERC20TransferTransactorSession) Transfer(to common.Address, value *big.Int) (*types.Transaction, error) {
|
||||
return _ERC20Transfer.Contract.Transfer(&_ERC20Transfer.TransactOpts, to, value)
|
||||
}
|
||||
|
||||
// ERC20TransferTransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the ERC20Transfer contract.
|
||||
type ERC20TransferTransferIterator struct {
|
||||
Event *ERC20TransferTransfer // Event containing the contract specifics and raw log
|
||||
|
||||
contract *bind.BoundContract // Generic contract to use for unpacking event data
|
||||
event string // Event name to use for unpacking event data
|
||||
|
||||
logs chan types.Log // Log channel receiving the found contract events
|
||||
sub ethereum.Subscription // Subscription for errors, completion and termination
|
||||
done bool // Whether the subscription completed delivering logs
|
||||
fail error // Occurred error to stop iteration
|
||||
}
|
||||
|
||||
// Next advances the iterator to the subsequent event, returning whether there
|
||||
// are any more events found. In case of a retrieval or parsing error, false is
|
||||
// returned and Error() can be queried for the exact failure.
|
||||
func (it *ERC20TransferTransferIterator) Next() bool {
|
||||
// If the iterator failed, stop iterating
|
||||
if it.fail != nil {
|
||||
return false
|
||||
}
|
||||
// If the iterator completed, deliver directly whatever's available
|
||||
if it.done {
|
||||
select {
|
||||
case log := <-it.logs:
|
||||
it.Event = new(ERC20TransferTransfer)
|
||||
if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
|
||||
it.fail = err
|
||||
return false
|
||||
}
|
||||
it.Event.Raw = log
|
||||
return true
|
||||
|
||||
default:
|
||||
return false
|
||||
}
|
||||
}
|
||||
// Iterator still in progress, wait for either a data or an error event
|
||||
select {
|
||||
case log := <-it.logs:
|
||||
it.Event = new(ERC20TransferTransfer)
|
||||
if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
|
||||
it.fail = err
|
||||
return false
|
||||
}
|
||||
it.Event.Raw = log
|
||||
return true
|
||||
|
||||
case err := <-it.sub.Err():
|
||||
it.done = true
|
||||
it.fail = err
|
||||
return it.Next()
|
||||
}
|
||||
}
|
||||
|
||||
// Error returns any retrieval or parsing error occurred during filtering.
|
||||
func (it *ERC20TransferTransferIterator) Error() error {
|
||||
return it.fail
|
||||
}
|
||||
|
||||
// Close terminates the iteration process, releasing any pending underlying
|
||||
// resources.
|
||||
func (it *ERC20TransferTransferIterator) Close() error {
|
||||
it.sub.Unsubscribe()
|
||||
return nil
|
||||
}
|
||||
|
||||
// ERC20TransferTransfer represents a Transfer event raised by the ERC20Transfer contract.
|
||||
type ERC20TransferTransfer struct {
|
||||
From common.Address
|
||||
To common.Address
|
||||
Value *big.Int
|
||||
Raw types.Log // Blockchain specific contextual infos
|
||||
}
|
||||
|
||||
// FilterTransfer is a free log retrieval operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
|
||||
//
|
||||
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
|
||||
func (_ERC20Transfer *ERC20TransferFilterer) FilterTransfer(opts *bind.FilterOpts, from []common.Address, to []common.Address) (*ERC20TransferTransferIterator, error) {
|
||||
|
||||
var fromRule []interface{}
|
||||
for _, fromItem := range from {
|
||||
fromRule = append(fromRule, fromItem)
|
||||
}
|
||||
var toRule []interface{}
|
||||
for _, toItem := range to {
|
||||
toRule = append(toRule, toItem)
|
||||
}
|
||||
|
||||
logs, sub, err := _ERC20Transfer.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &ERC20TransferTransferIterator{contract: _ERC20Transfer.contract, event: "Transfer", logs: logs, sub: sub}, nil
|
||||
}
|
||||
|
||||
// WatchTransfer is a free log subscription operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
|
||||
//
|
||||
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
|
||||
func (_ERC20Transfer *ERC20TransferFilterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *ERC20TransferTransfer, from []common.Address, to []common.Address) (event.Subscription, error) {
|
||||
|
||||
var fromRule []interface{}
|
||||
for _, fromItem := range from {
|
||||
fromRule = append(fromRule, fromItem)
|
||||
}
|
||||
var toRule []interface{}
|
||||
for _, toItem := range to {
|
||||
toRule = append(toRule, toItem)
|
||||
}
|
||||
|
||||
logs, sub, err := _ERC20Transfer.contract.WatchLogs(opts, "Transfer", fromRule, toRule)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return event.NewSubscription(func(quit <-chan struct{}) error {
|
||||
defer sub.Unsubscribe()
|
||||
for {
|
||||
select {
|
||||
case log := <-logs:
|
||||
// New log arrived, parse the event and forward to the user
|
||||
event := new(ERC20TransferTransfer)
|
||||
if err := _ERC20Transfer.contract.UnpackLog(event, "Transfer", log); err != nil {
|
||||
return err
|
||||
}
|
||||
event.Raw = log
|
||||
|
||||
select {
|
||||
case sink <- event:
|
||||
case err := <-sub.Err():
|
||||
return err
|
||||
case <-quit:
|
||||
return nil
|
||||
}
|
||||
case err := <-sub.Err():
|
||||
return err
|
||||
case <-quit:
|
||||
return nil
|
||||
}
|
||||
}
|
||||
}), nil
|
||||
}
|
||||
|
|
@ -1,19 +0,0 @@
|
|||
pragma solidity ^0.5.0;
|
||||
|
||||
contract ERC20Transfer {
|
||||
|
||||
mapping (address => uint256) public balances;
|
||||
|
||||
constructor() public {}
|
||||
|
||||
event Transfer(address indexed from, address indexed to, uint256 value);
|
||||
|
||||
function transfer(address to, uint256 value) public {
|
||||
balances[to] += value;
|
||||
emit Transfer(msg.sender, to, value);
|
||||
}
|
||||
|
||||
function balanceOf(address account) public view returns (uint256) {
|
||||
return balances[account];
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue