status-go/services/wallet/service_test.go

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package wallet
import (
"context"
"fmt"
"math/big"
"testing"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
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gethtypes "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/event"
"github.com/status-im/status-go/multiaccounts/accounts"
"github.com/status-im/status-go/t/devtests/testchain"
"github.com/status-im/status-go/t/utils"
"github.com/stretchr/testify/suite"
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"github.com/status-im/status-go/eth-node/types"
)
func TestReactorChanges(t *testing.T) {
utils.Init()
suite.Run(t, new(ReactorChangesSuite))
}
type ReactorChangesSuite struct {
suite.Suite
backend *testchain.Backend
reactor *Reactor
db *Database
dbStop func()
feed *event.Feed
first, second common.Address
}
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func (s *ReactorChangesSuite) txToAddress(nonce uint64, address common.Address) *gethtypes.Transaction {
tx := gethtypes.NewTransaction(nonce, address, big.NewInt(1e17), 21000, big.NewInt(1), nil)
tx, err := gethtypes.SignTx(tx, s.backend.Signer, s.backend.Faucet)
s.Require().NoError(err)
return tx
}
func (s *ReactorChangesSuite) SetupTest() {
var err error
db, stop := setupTestDB(s.Suite.T())
s.db = db
s.dbStop = stop
s.backend, err = testchain.NewBackend()
s.Require().NoError(err)
s.feed = &event.Feed{}
s.reactor = NewReactor(s.db, &event.Feed{}, s.backend.Client, big.NewInt(1337))
account, err := crypto.GenerateKey()
s.Require().NoError(err)
s.first = crypto.PubkeyToAddress(account.PublicKey)
account, err = crypto.GenerateKey()
s.Require().NoError(err)
s.second = crypto.PubkeyToAddress(account.PublicKey)
nonce := uint64(0)
blocks := s.backend.GenerateBlocks(1, 0, func(n int, gen *core.BlockGen) {
gen.AddTx(s.txToAddress(nonce, s.first))
nonce++
gen.AddTx(s.txToAddress(nonce, s.second))
nonce++
})
_, err = s.backend.Ethereum.BlockChain().InsertChain(blocks)
s.Require().NoError(err)
}
func (s *ReactorChangesSuite) TestWatchNewAccounts() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
group := NewGroup(ctx)
group.Add(func(ctx context.Context) error {
return WatchAccountsChanges(ctx, s.feed, []common.Address{s.first}, s.reactor)
})
s.Require().NoError(s.reactor.Start([]common.Address{s.first}))
s.Require().NoError(utils.Eventually(func() error {
transfers, err := s.db.GetTransfersByAddress(s.first, big.NewInt(0), nil)
if err != nil {
return err
}
if len(transfers) != 1 {
return fmt.Errorf("expect to get 1 transfer for first address %x, got %d", s.first, len(transfers))
}
transfers, err = s.db.GetTransfersByAddress(s.second, big.NewInt(0), nil)
if err != nil {
return err
}
if len(transfers) != 0 {
return fmt.Errorf("expect not to get any transfer for second address %x", s.second)
}
return nil
}, 5*time.Second, 500*time.Millisecond))
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s.feed.Send([]accounts.Account{{Address: types.Address(s.first)}, {Address: types.Address(s.second)}})
s.Require().NoError(utils.Eventually(func() error {
transfers, err := s.db.GetTransfersByAddress(s.second, big.NewInt(0), nil)
if err != nil {
return err
}
if len(transfers) == 0 {
return fmt.Errorf("expect 1 transfer for second address %x, got %d", s.second, len(transfers))
}
return nil
}, 5*time.Second, 500*time.Millisecond))
}