96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
package evm
|
|
|
|
import (
|
|
"math/big"
|
|
"testing"
|
|
|
|
"github.com/cosmos/cosmos-sdk/codec"
|
|
"github.com/cosmos/cosmos-sdk/store"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
"github.com/cosmos/cosmos-sdk/x/auth"
|
|
"github.com/cosmos/cosmos-sdk/x/params"
|
|
|
|
"github.com/cosmos/ethermint/types"
|
|
evmtypes "github.com/cosmos/ethermint/x/evm/types"
|
|
|
|
ethcmn "github.com/ethereum/go-ethereum/common"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
tmlog "github.com/tendermint/tendermint/libs/log"
|
|
dbm "github.com/tendermint/tm-db"
|
|
)
|
|
|
|
var (
|
|
address = ethcmn.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b4c1")
|
|
|
|
accKey = sdk.NewKVStoreKey("acc")
|
|
storageKey = sdk.NewKVStoreKey(evmtypes.EvmStoreKey)
|
|
codeKey = sdk.NewKVStoreKey(evmtypes.EvmCodeKey)
|
|
|
|
logger = tmlog.NewNopLogger()
|
|
)
|
|
|
|
func newTestCodec() *codec.Codec {
|
|
cdc := codec.New()
|
|
|
|
evmtypes.RegisterCodec(cdc)
|
|
types.RegisterCodec(cdc)
|
|
auth.RegisterCodec(cdc)
|
|
sdk.RegisterCodec(cdc)
|
|
codec.RegisterCrypto(cdc)
|
|
|
|
return cdc
|
|
}
|
|
|
|
func TestDBStorage(t *testing.T) {
|
|
// create logger, codec and root multi-store
|
|
cdc := newTestCodec()
|
|
|
|
// The ParamsKeeper handles parameter storage for the application
|
|
keyParams := sdk.NewKVStoreKey(params.StoreKey)
|
|
tkeyParams := sdk.NewTransientStoreKey(params.TStoreKey)
|
|
paramsKeeper := params.NewKeeper(cdc, keyParams, tkeyParams, params.DefaultCodespace)
|
|
// Set specific supspaces
|
|
authSubspace := paramsKeeper.Subspace(auth.DefaultParamspace)
|
|
ak := auth.NewAccountKeeper(cdc, accKey, authSubspace, types.ProtoBaseAccount)
|
|
ek := NewKeeper(ak, storageKey, codeKey, cdc)
|
|
|
|
db := dbm.NewMemDB()
|
|
cms := store.NewCommitMultiStore(db)
|
|
// mount stores
|
|
keys := []*sdk.KVStoreKey{accKey, storageKey, codeKey}
|
|
for _, key := range keys {
|
|
cms.MountStoreWithDB(key, sdk.StoreTypeIAVL, nil)
|
|
}
|
|
|
|
// load latest version (root)
|
|
err := cms.LoadLatestVersion()
|
|
require.NoError(t, err)
|
|
|
|
// First execution
|
|
ms := cms.CacheMultiStore()
|
|
ctx := sdk.NewContext(ms, abci.Header{}, false, logger)
|
|
ctx = ctx.WithBlockHeight(1)
|
|
|
|
// Perform state transitions
|
|
ek.SetBalance(ctx, address, big.NewInt(5))
|
|
ek.SetNonce(ctx, address, 4)
|
|
ek.SetState(ctx, address, ethcmn.HexToHash("0x2"), ethcmn.HexToHash("0x3"))
|
|
ek.SetCode(ctx, address, []byte{0x1})
|
|
|
|
// Get those state transitions
|
|
require.Equal(t, ek.GetBalance(ctx, address).Cmp(big.NewInt(5)), 0)
|
|
require.Equal(t, ek.GetNonce(ctx, address), uint64(4))
|
|
require.Equal(t, ek.GetState(ctx, address, ethcmn.HexToHash("0x2")), ethcmn.HexToHash("0x3"))
|
|
require.Equal(t, ek.GetCode(ctx, address), []byte{0x1})
|
|
|
|
// commit stateDB
|
|
_, err = ek.Commit(ctx, false)
|
|
require.NoError(t, err, "failed to commit StateDB")
|
|
|
|
// simulate BaseApp EndBlocker commitment
|
|
ms.Write()
|
|
cms.Commit()
|
|
}
|