laconicd/x/evm/keeper/keeper_test.go
Federico Kunze 16df7725c5
evm: add missing genesis fields and export genesis state logic (#255)
* evm: export genesis state

* x/evm: split keeper.go

* x/evm: retrieve storage from address

* changelog

* fixes

* add check for nil logs

* update validation func

* fixes

* fix non-determinism

* stop storage iteration

* remove error return value

* update changelog

* fix test

* lint
2020-05-18 15:21:12 -04:00

111 lines
3.5 KiB
Go

package keeper_test
import (
"math/big"
"testing"
"time"
"github.com/stretchr/testify/suite"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/ethermint/app"
"github.com/cosmos/ethermint/x/evm/keeper"
ethcmn "github.com/ethereum/go-ethereum/common"
ethtypes "github.com/ethereum/go-ethereum/core/types"
abci "github.com/tendermint/tendermint/abci/types"
)
const addrHex = "0x756F45E3FA69347A9A973A725E3C98bC4db0b4c1"
var (
address = ethcmn.HexToAddress(addrHex)
hash = ethcmn.FromHex("0x0d87a3a5f73140f46aac1bf419263e4e94e87c292f25007700ab7f2060e2af68")
)
type KeeperTestSuite struct {
suite.Suite
ctx sdk.Context
querier sdk.Querier
app *app.EthermintApp
}
func (suite *KeeperTestSuite) SetupTest() {
checkTx := false
suite.app = app.Setup(checkTx)
suite.ctx = suite.app.BaseApp.NewContext(checkTx, abci.Header{Height: 1, ChainID: "3", Time: time.Now().UTC()})
suite.querier = keeper.NewQuerier(suite.app.EvmKeeper)
}
func TestKeeperTestSuite(t *testing.T) {
suite.Run(t, new(KeeperTestSuite))
}
func (suite *KeeperTestSuite) TestTransactionLogs() {
log := &ethtypes.Log{
Address: address,
Data: []byte("log"),
BlockNumber: 10,
}
expLogs := []*ethtypes.Log{log}
suite.app.EvmKeeper.SetTransactionLogs(suite.ctx, hash, expLogs)
suite.app.EvmKeeper.AddLog(suite.ctx, expLogs[0])
logs, err := suite.app.EvmKeeper.GetTransactionLogs(suite.ctx, hash)
suite.Require().NoError(err)
suite.Require().Equal(expLogs, logs)
logs = suite.app.EvmKeeper.AllLogs(suite.ctx)
suite.Require().Equal(expLogs, logs)
}
func (suite *KeeperTestSuite) TestDBStorage() {
// Perform state transitions
suite.app.EvmKeeper.CreateAccount(suite.ctx, address)
suite.app.EvmKeeper.SetBalance(suite.ctx, address, big.NewInt(5))
suite.app.EvmKeeper.SetNonce(suite.ctx, address, 4)
suite.app.EvmKeeper.SetState(suite.ctx, address, ethcmn.HexToHash("0x2"), ethcmn.HexToHash("0x3"))
suite.app.EvmKeeper.SetCode(suite.ctx, address, []byte{0x1})
// Test block hash mapping functionality
suite.app.EvmKeeper.SetBlockHashMapping(suite.ctx, hash, 7)
height, err := suite.app.EvmKeeper.GetBlockHashMapping(suite.ctx, hash)
suite.Require().NoError(err)
suite.Require().Equal(int64(7), height)
suite.app.EvmKeeper.SetBlockHashMapping(suite.ctx, []byte{0x43, 0x32}, 8)
// Test block height mapping functionality
testBloom := ethtypes.BytesToBloom([]byte{0x1, 0x3})
suite.app.EvmKeeper.SetBlockBloomMapping(suite.ctx, testBloom, 4)
// Get those state transitions
suite.Require().Equal(suite.app.EvmKeeper.GetBalance(suite.ctx, address).Cmp(big.NewInt(5)), 0)
suite.Require().Equal(suite.app.EvmKeeper.GetNonce(suite.ctx, address), uint64(4))
suite.Require().Equal(suite.app.EvmKeeper.GetState(suite.ctx, address, ethcmn.HexToHash("0x2")), ethcmn.HexToHash("0x3"))
suite.Require().Equal(suite.app.EvmKeeper.GetCode(suite.ctx, address), []byte{0x1})
height, err = suite.app.EvmKeeper.GetBlockHashMapping(suite.ctx, hash)
suite.Require().NoError(err)
suite.Require().Equal(height, int64(7))
height, err = suite.app.EvmKeeper.GetBlockHashMapping(suite.ctx, []byte{0x43, 0x32})
suite.Require().NoError(err)
suite.Require().Equal(height, int64(8))
bloom, err := suite.app.EvmKeeper.GetBlockBloomMapping(suite.ctx, 4)
suite.Require().NoError(err)
suite.Require().Equal(bloom, testBloom)
// commit stateDB
_, err = suite.app.EvmKeeper.Commit(suite.ctx, false)
suite.Require().NoError(err, "failed to commit StateDB")
// simulate BaseApp EndBlocker commitment
suite.app.Commit()
}