forked from cerc-io/laconicd-deprecated
645 lines
16 KiB
Go
645 lines
16 KiB
Go
package keeper_test
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import (
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"fmt"
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"math/big"
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sdk "github.com/cosmos/cosmos-sdk/types"
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ethcmn "github.com/ethereum/go-ethereum/common"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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ethcrypto "github.com/ethereum/go-ethereum/crypto"
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"github.com/cosmos/ethermint/crypto/ethsecp256k1"
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ethermint "github.com/cosmos/ethermint/types"
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"github.com/cosmos/ethermint/x/evm/types"
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)
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func (suite *KeeperTestSuite) TestBloomFilter() {
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// Prepare db for logs
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tHash := ethcmn.BytesToHash([]byte{0x1})
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suite.app.EvmKeeper.Prepare(suite.ctx, tHash, ethcmn.Hash{}, 0)
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contractAddress := ethcmn.BigToAddress(big.NewInt(1))
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log := ethtypes.Log{Address: contractAddress, Topics: []ethcmn.Hash{}}
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testCase := []struct {
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name string
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malleate func()
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numLogs int
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isBloom bool
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}{
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{
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"no logs",
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func() {},
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0,
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false,
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},
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{
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"add log",
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func() {
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suite.app.EvmKeeper.AddLog(suite.ctx, &log)
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},
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1,
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false,
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},
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{
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"bloom",
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func() {},
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0,
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true,
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},
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}
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for _, tc := range testCase {
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tc.malleate()
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logs, err := suite.app.EvmKeeper.GetLogs(suite.ctx, tHash)
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if !tc.isBloom {
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suite.Require().NoError(err, tc.name)
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suite.Require().Len(logs, tc.numLogs, tc.name)
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if len(logs) != 0 {
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suite.Require().Equal(log, *logs[0], tc.name)
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}
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} else {
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// get logs bloom from the log
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bloomInt := ethtypes.LogsBloom(logs)
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bloomFilter := ethtypes.BytesToBloom(bloomInt)
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suite.Require().True(ethtypes.BloomLookup(bloomFilter, contractAddress), tc.name)
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suite.Require().False(ethtypes.BloomLookup(bloomFilter, ethcmn.BigToAddress(big.NewInt(2))), tc.name)
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}
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_Balance() {
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testCase := []struct {
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name string
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malleate func()
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balance *big.Int
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}{
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{
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"set balance",
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func() {
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suite.app.EvmKeeper.SetBalance(suite.ctx, suite.address, big.NewInt(100))
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},
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big.NewInt(100),
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},
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{
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"sub balance",
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func() {
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suite.app.EvmKeeper.SubBalance(suite.ctx, suite.address, big.NewInt(100))
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},
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big.NewInt(0),
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},
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{
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"add balance",
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func() {
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suite.app.EvmKeeper.AddBalance(suite.ctx, suite.address, big.NewInt(200))
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},
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big.NewInt(200),
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},
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}
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for _, tc := range testCase {
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tc.malleate()
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suite.Require().Equal(tc.balance, suite.app.EvmKeeper.GetBalance(suite.ctx, suite.address), tc.name)
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}
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}
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func (suite *KeeperTestSuite) TestStateDBNonce() {
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nonce := uint64(123)
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suite.app.EvmKeeper.SetNonce(suite.ctx, suite.address, nonce)
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suite.Require().Equal(nonce, suite.app.EvmKeeper.GetNonce(suite.ctx, suite.address))
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}
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func (suite *KeeperTestSuite) TestStateDB_Error() {
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nonce := suite.app.EvmKeeper.GetNonce(suite.ctx, ethcmn.Address{})
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suite.Require().Equal(0, int(nonce))
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suite.Require().Error(suite.app.EvmKeeper.Error(suite.ctx))
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}
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func (suite *KeeperTestSuite) TestStateDB_Database() {
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suite.Require().Nil(suite.app.EvmKeeper.Database(suite.ctx))
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}
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func (suite *KeeperTestSuite) TestStateDB_State() {
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key := ethcmn.BytesToHash([]byte("foo"))
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val := ethcmn.BytesToHash([]byte("bar"))
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suite.app.EvmKeeper.SetState(suite.ctx, suite.address, key, val)
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testCase := []struct {
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name string
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address ethcmn.Address
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key ethcmn.Hash
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value ethcmn.Hash
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}{
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{
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"found state",
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suite.address,
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ethcmn.BytesToHash([]byte("foo")),
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ethcmn.BytesToHash([]byte("bar")),
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},
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{
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"state not found",
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suite.address,
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ethcmn.BytesToHash([]byte("key")),
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ethcmn.Hash{},
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},
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{
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"object not found",
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ethcmn.Address{},
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ethcmn.BytesToHash([]byte("foo")),
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ethcmn.Hash{},
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},
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}
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for _, tc := range testCase {
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value := suite.app.EvmKeeper.GetState(suite.ctx, tc.address, tc.key)
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suite.Require().Equal(tc.value, value, tc.name)
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_Code() {
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testCase := []struct {
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name string
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address ethcmn.Address
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code []byte
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malleate func()
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}{
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{
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"no stored code for state object",
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suite.address,
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nil,
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func() {},
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},
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{
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"existing address",
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suite.address,
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[]byte("code"),
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func() {
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suite.app.EvmKeeper.SetCode(suite.ctx, suite.address, []byte("code"))
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},
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},
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{
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"state object not found",
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ethcmn.Address{},
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nil,
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func() {},
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},
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}
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for _, tc := range testCase {
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tc.malleate()
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suite.Require().Equal(tc.code, suite.app.EvmKeeper.GetCode(suite.ctx, tc.address), tc.name)
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suite.Require().Equal(len(tc.code), suite.app.EvmKeeper.GetCodeSize(suite.ctx, tc.address), tc.name)
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_Logs() {
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testCase := []struct {
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name string
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log *ethtypes.Log
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}{
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{
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"state db log",
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ðtypes.Log{
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Address: suite.address,
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Topics: []ethcmn.Hash{ethcmn.BytesToHash([]byte("topic"))},
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Data: []byte("data"),
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BlockNumber: 1,
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TxHash: ethcmn.Hash{},
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TxIndex: 1,
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BlockHash: ethcmn.Hash{},
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Index: 0,
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Removed: false,
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},
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},
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}
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for _, tc := range testCase {
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hash := ethcmn.BytesToHash([]byte("hash"))
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logs := []*ethtypes.Log{tc.log}
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err := suite.app.EvmKeeper.SetLogs(suite.ctx, hash, logs)
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suite.Require().NoError(err, tc.name)
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dbLogs, err := suite.app.EvmKeeper.GetLogs(suite.ctx, hash)
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suite.Require().NoError(err, tc.name)
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suite.Require().Equal(logs, dbLogs, tc.name)
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suite.app.EvmKeeper.DeleteLogs(suite.ctx, hash)
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dbLogs, err = suite.app.EvmKeeper.GetLogs(suite.ctx, hash)
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suite.Require().NoError(err, tc.name)
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suite.Require().Empty(dbLogs, tc.name)
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suite.app.EvmKeeper.AddLog(suite.ctx, tc.log)
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suite.Require().Equal(logs, suite.app.EvmKeeper.AllLogs(suite.ctx), tc.name)
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//resets state but checking to see if storekey still persists.
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err = suite.app.EvmKeeper.Reset(suite.ctx, hash)
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suite.Require().NoError(err, tc.name)
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suite.Require().Equal(logs, suite.app.EvmKeeper.AllLogs(suite.ctx), tc.name)
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_Preimage() {
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hash := ethcmn.BytesToHash([]byte("hash"))
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preimage := []byte("preimage")
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suite.app.EvmKeeper.AddPreimage(suite.ctx, hash, preimage)
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suite.Require().Equal(preimage, suite.app.EvmKeeper.Preimages(suite.ctx)[hash])
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}
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func (suite *KeeperTestSuite) TestStateDB_Refund() {
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testCase := []struct {
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name string
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addAmount uint64
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subAmount uint64
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expRefund uint64
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expPanic bool
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}{
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{
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"refund 0",
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0, 0, 0,
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false,
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},
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{
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"refund positive amount",
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100, 0, 100,
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false,
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},
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{
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"refund panic",
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100, 200, 100,
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true,
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},
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}
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for _, tc := range testCase {
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suite.Run(tc.name, func() {
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suite.SetupTest() // reset
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suite.app.EvmKeeper.AddRefund(suite.ctx, tc.addAmount)
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suite.Require().Equal(tc.addAmount, suite.app.EvmKeeper.GetRefund(suite.ctx))
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if tc.expPanic {
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suite.Panics(func() {
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suite.app.EvmKeeper.SubRefund(suite.ctx, tc.subAmount)
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})
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} else {
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suite.app.EvmKeeper.SubRefund(suite.ctx, tc.subAmount)
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suite.Require().Equal(tc.expRefund, suite.app.EvmKeeper.GetRefund(suite.ctx))
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}
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})
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_CreateAccount() {
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prevBalance := big.NewInt(12)
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testCase := []struct {
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name string
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address ethcmn.Address
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malleate func()
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}{
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{
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"existing account",
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suite.address,
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func() {
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suite.app.EvmKeeper.AddBalance(suite.ctx, suite.address, prevBalance)
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},
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},
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{
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"new account",
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ethcmn.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b4c1"),
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func() {
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prevBalance = big.NewInt(0)
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},
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},
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}
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for _, tc := range testCase {
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suite.Run(tc.name, func() {
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suite.SetupTest() // reset
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tc.malleate()
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suite.app.EvmKeeper.CreateAccount(suite.ctx, tc.address)
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suite.Require().True(suite.app.EvmKeeper.Exist(suite.ctx, tc.address))
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suite.Require().Equal(prevBalance, suite.app.EvmKeeper.GetBalance(suite.ctx, tc.address))
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})
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}
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}
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func (suite *KeeperTestSuite) TestStateDB_ClearStateObj() {
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priv, err := ethsecp256k1.GenerateKey()
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suite.Require().NoError(err)
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addr := ethcrypto.PubkeyToAddress(priv.ToECDSA().PublicKey)
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suite.app.EvmKeeper.CreateAccount(suite.ctx, addr)
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suite.Require().True(suite.app.EvmKeeper.Exist(suite.ctx, addr))
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suite.app.EvmKeeper.ClearStateObjects(suite.ctx)
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suite.Require().False(suite.app.EvmKeeper.Exist(suite.ctx, addr))
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}
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func (suite *KeeperTestSuite) TestStateDB_Reset() {
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priv, err := ethsecp256k1.GenerateKey()
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suite.Require().NoError(err)
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addr := ethcrypto.PubkeyToAddress(priv.ToECDSA().PublicKey)
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suite.app.EvmKeeper.CreateAccount(suite.ctx, addr)
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suite.Require().True(suite.app.EvmKeeper.Exist(suite.ctx, addr))
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err = suite.app.EvmKeeper.Reset(suite.ctx, ethcmn.BytesToHash(nil))
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suite.Require().NoError(err)
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suite.Require().False(suite.app.EvmKeeper.Exist(suite.ctx, addr))
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}
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func (suite *KeeperTestSuite) TestSuiteDB_Prepare() {
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thash := ethcmn.BytesToHash([]byte("thash"))
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bhash := ethcmn.BytesToHash([]byte("bhash"))
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txi := 1
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suite.app.EvmKeeper.Prepare(suite.ctx, thash, bhash, txi)
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suite.Require().Equal(txi, suite.app.EvmKeeper.TxIndex(suite.ctx))
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suite.Require().Equal(bhash, suite.app.EvmKeeper.BlockHash(suite.ctx))
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}
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func (suite *KeeperTestSuite) TestSuiteDB_CopyState() {
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testCase := []struct {
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name string
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log ethtypes.Log
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}{
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{
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"copy state",
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ethtypes.Log{
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Address: suite.address,
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Topics: []ethcmn.Hash{ethcmn.BytesToHash([]byte("topic"))},
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Data: []byte("data"),
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BlockNumber: 1,
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TxHash: ethcmn.Hash{},
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TxIndex: 1,
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BlockHash: ethcmn.Hash{},
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Index: 0,
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Removed: false,
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},
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},
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}
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for _, tc := range testCase {
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hash := ethcmn.BytesToHash([]byte("hash"))
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logs := []*ethtypes.Log{&tc.log}
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err := suite.app.EvmKeeper.SetLogs(suite.ctx, hash, logs)
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suite.Require().NoError(err, tc.name)
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copyDB := suite.app.EvmKeeper.Copy(suite.ctx)
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suite.Require().Equal(suite.app.EvmKeeper.Exist(suite.ctx, suite.address), copyDB.Exist(suite.address), tc.name)
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}
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}
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func (suite *KeeperTestSuite) TestSuiteDB_Empty() {
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suite.Require().True(suite.app.EvmKeeper.Empty(suite.ctx, suite.address))
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suite.app.EvmKeeper.SetBalance(suite.ctx, suite.address, big.NewInt(100))
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suite.Require().False(suite.app.EvmKeeper.Empty(suite.ctx, suite.address))
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}
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func (suite *KeeperTestSuite) TestSuiteDB_Suicide() {
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testCase := []struct {
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name string
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amount *big.Int
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expPass bool
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delete bool
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}{
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{
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"suicide zero balance",
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big.NewInt(0),
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false, false,
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},
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{
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"suicide with balance",
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big.NewInt(100),
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true, false,
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},
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{
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"delete",
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big.NewInt(0),
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true, true,
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},
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}
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for _, tc := range testCase {
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if tc.delete {
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_, err := suite.app.EvmKeeper.Commit(suite.ctx, tc.delete)
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suite.Require().NoError(err, tc.name)
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suite.Require().False(suite.app.EvmKeeper.Exist(suite.ctx, suite.address), tc.name)
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continue
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}
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if tc.expPass {
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suite.app.EvmKeeper.SetBalance(suite.ctx, suite.address, tc.amount)
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suicide := suite.app.EvmKeeper.Suicide(suite.ctx, suite.address)
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suite.Require().True(suicide, tc.name)
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suite.Require().True(suite.app.EvmKeeper.HasSuicided(suite.ctx, suite.address), tc.name)
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} else {
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//Suicide only works for an account with non-zero balance/nonce
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priv, err := ethsecp256k1.GenerateKey()
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suite.Require().NoError(err)
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addr := ethcrypto.PubkeyToAddress(priv.ToECDSA().PublicKey)
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suicide := suite.app.EvmKeeper.Suicide(suite.ctx, addr)
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suite.Require().False(suicide, tc.name)
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suite.Require().False(suite.app.EvmKeeper.HasSuicided(suite.ctx, addr), tc.name)
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}
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}
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}
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func (suite *KeeperTestSuite) TestCommitStateDB_Commit() {
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testCase := []struct {
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name string
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malleate func()
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deleteObjs bool
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expPass bool
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}{
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{
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"commit suicided",
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func() {
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ok := suite.app.EvmKeeper.Suicide(suite.ctx, suite.address)
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suite.Require().True(ok)
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},
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true, true,
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},
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{
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"commit with dirty value",
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func() {
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suite.app.EvmKeeper.SetCode(suite.ctx, suite.address, []byte("code"))
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},
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false, true,
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},
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}
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for _, tc := range testCase {
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tc.malleate()
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hash, err := suite.app.EvmKeeper.Commit(suite.ctx, tc.deleteObjs)
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suite.Require().Equal(ethcmn.Hash{}, hash)
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if !tc.expPass {
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suite.Require().Error(err, tc.name)
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continue
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}
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suite.Require().NoError(err, tc.name)
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acc := suite.app.AccountKeeper.GetAccount(suite.ctx, sdk.AccAddress(suite.address.Bytes()))
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if tc.deleteObjs {
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suite.Require().Nil(acc, tc.name)
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continue
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}
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suite.Require().NotNil(acc, tc.name)
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ethAcc, ok := acc.(*ethermint.EthAccount)
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suite.Require().True(ok)
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suite.Require().Equal(ethcrypto.Keccak256([]byte("code")), ethAcc.CodeHash)
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}
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}
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func (suite *KeeperTestSuite) TestCommitStateDB_Finalize() {
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testCase := []struct {
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name string
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malleate func()
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deleteObjs bool
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expPass bool
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}{
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{
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"finalize suicided",
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func() {
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ok := suite.app.EvmKeeper.Suicide(suite.ctx, suite.address)
|
|
suite.Require().True(ok)
|
|
},
|
|
true, true,
|
|
},
|
|
{
|
|
"finalize, not suicided",
|
|
func() {
|
|
suite.app.EvmKeeper.AddBalance(suite.ctx, suite.address, big.NewInt(5))
|
|
},
|
|
false, true,
|
|
},
|
|
{
|
|
"finalize, dirty storage",
|
|
func() {
|
|
suite.app.EvmKeeper.SetState(suite.ctx, suite.address, ethcmn.BytesToHash([]byte("key")), ethcmn.BytesToHash([]byte("value")))
|
|
},
|
|
false, true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCase {
|
|
tc.malleate()
|
|
|
|
err := suite.app.EvmKeeper.Finalise(suite.ctx, tc.deleteObjs)
|
|
|
|
if !tc.expPass {
|
|
suite.Require().Error(err, tc.name)
|
|
hash := suite.app.EvmKeeper.GetCommittedState(suite.ctx, suite.address, ethcmn.BytesToHash([]byte("key")))
|
|
suite.Require().NotEqual(ethcmn.Hash{}, hash, tc.name)
|
|
continue
|
|
}
|
|
|
|
suite.Require().NoError(err, tc.name)
|
|
acc := suite.app.AccountKeeper.GetAccount(suite.ctx, sdk.AccAddress(suite.address.Bytes()))
|
|
|
|
if tc.deleteObjs {
|
|
suite.Require().Nil(acc, tc.name)
|
|
continue
|
|
}
|
|
|
|
suite.Require().NotNil(acc, tc.name)
|
|
}
|
|
}
|
|
func (suite *KeeperTestSuite) TestCommitStateDB_GetCommittedState() {
|
|
hash := suite.app.EvmKeeper.GetCommittedState(suite.ctx, ethcmn.Address{}, ethcmn.BytesToHash([]byte("key")))
|
|
suite.Require().Equal(ethcmn.Hash{}, hash)
|
|
}
|
|
|
|
func (suite *KeeperTestSuite) TestCommitStateDB_Snapshot() {
|
|
id := suite.app.EvmKeeper.Snapshot(suite.ctx)
|
|
suite.Require().NotPanics(func() {
|
|
suite.app.EvmKeeper.RevertToSnapshot(suite.ctx, id)
|
|
})
|
|
|
|
suite.Require().Panics(func() {
|
|
suite.app.EvmKeeper.RevertToSnapshot(suite.ctx, -1)
|
|
}, "invalid revision should panic")
|
|
}
|
|
|
|
func (suite *KeeperTestSuite) TestCommitStateDB_ForEachStorage() {
|
|
var storage types.Storage
|
|
|
|
testCase := []struct {
|
|
name string
|
|
malleate func()
|
|
callback func(key, value ethcmn.Hash) (stop bool)
|
|
expValues []string
|
|
}{
|
|
{
|
|
"aggregate state",
|
|
func() {
|
|
for i := 0; i < 5; i++ {
|
|
suite.app.EvmKeeper.SetState(suite.ctx, suite.address, ethcmn.BytesToHash([]byte(fmt.Sprintf("key%d", i))), ethcmn.BytesToHash([]byte(fmt.Sprintf("value%d", i))))
|
|
}
|
|
},
|
|
func(key, value ethcmn.Hash) bool {
|
|
storage = append(storage, types.NewState(key, value))
|
|
return false
|
|
},
|
|
[]string{
|
|
ethcmn.BytesToHash([]byte("value0")).String(),
|
|
ethcmn.BytesToHash([]byte("value1")).String(),
|
|
ethcmn.BytesToHash([]byte("value2")).String(),
|
|
ethcmn.BytesToHash([]byte("value3")).String(),
|
|
ethcmn.BytesToHash([]byte("value4")).String(),
|
|
},
|
|
},
|
|
{
|
|
"filter state",
|
|
func() {
|
|
suite.app.EvmKeeper.SetState(suite.ctx, suite.address, ethcmn.BytesToHash([]byte("key")), ethcmn.BytesToHash([]byte("value")))
|
|
suite.app.EvmKeeper.SetState(suite.ctx, suite.address, ethcmn.BytesToHash([]byte("filterkey")), ethcmn.BytesToHash([]byte("filtervalue")))
|
|
},
|
|
func(key, value ethcmn.Hash) bool {
|
|
if value == ethcmn.BytesToHash([]byte("filtervalue")) {
|
|
storage = append(storage, types.NewState(key, value))
|
|
return true
|
|
}
|
|
return false
|
|
},
|
|
[]string{
|
|
ethcmn.BytesToHash([]byte("filtervalue")).String(),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCase {
|
|
suite.Run(tc.name, func() {
|
|
suite.SetupTest() // reset
|
|
tc.malleate()
|
|
suite.app.EvmKeeper.Finalise(suite.ctx, false)
|
|
|
|
err := suite.app.EvmKeeper.ForEachStorage(suite.ctx, suite.address, tc.callback)
|
|
suite.Require().NoError(err)
|
|
suite.Require().Equal(len(tc.expValues), len(storage), fmt.Sprintf("Expected values:\n%v\nStorage Values\n%v", tc.expValues, storage))
|
|
|
|
vals := make([]string, len(storage))
|
|
for i := range storage {
|
|
vals[i] = storage[i].Value
|
|
}
|
|
|
|
suite.Require().ElementsMatch(tc.expValues, vals)
|
|
})
|
|
storage = types.Storage{}
|
|
}
|
|
}
|