231 lines
7.1 KiB
Go
231 lines
7.1 KiB
Go
package keeper_test
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import (
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_ "embed"
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"encoding/json"
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"math/big"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/stretchr/testify/suite"
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"github.com/cosmos/cosmos-sdk/baseapp"
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"github.com/cosmos/cosmos-sdk/client"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/crypto/keyring"
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"github.com/cosmos/cosmos-sdk/simapp"
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sdk "github.com/cosmos/cosmos-sdk/types"
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authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
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stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
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"github.com/tharsis/ethermint/app"
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"github.com/tharsis/ethermint/crypto/ethsecp256k1"
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"github.com/tharsis/ethermint/encoding"
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"github.com/tharsis/ethermint/server/config"
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"github.com/tharsis/ethermint/tests"
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ethermint "github.com/tharsis/ethermint/types"
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"github.com/tharsis/ethermint/x/evm/types"
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"github.com/ethereum/go-ethereum/accounts/abi"
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"github.com/ethereum/go-ethereum/common"
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ethcmn "github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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ethcrypto "github.com/ethereum/go-ethereum/crypto"
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abci "github.com/tendermint/tendermint/abci/types"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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)
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var (
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//go:embed ERC20Contract.json
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compiledContractJSON []byte
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ContractBin []byte
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ContractABI abi.ABI
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)
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func init() {
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var tmp struct {
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Abi string
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Bin string
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}
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err := json.Unmarshal(compiledContractJSON, &tmp)
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if err != nil {
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panic(err)
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}
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ContractBin = common.FromHex(tmp.Bin)
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err = json.Unmarshal([]byte(tmp.Abi), &ContractABI)
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if err != nil {
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panic(err)
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}
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}
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var testTokens = sdk.NewIntWithDecimal(1000, 18)
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type KeeperTestSuite struct {
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suite.Suite
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ctx sdk.Context
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app *app.EthermintApp
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queryClient types.QueryClient
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address ethcmn.Address
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consAddress sdk.ConsAddress
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// for generate test tx
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clientCtx client.Context
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ethSigner ethtypes.Signer
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appCodec codec.Codec
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signer keyring.Signer
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}
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/// DoSetupTest setup test environment, it uses`require.TestingT` to support both `testing.T` and `testing.B`.
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func (suite *KeeperTestSuite) DoSetupTest(t require.TestingT) {
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checkTx := false
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// account key
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priv, err := ethsecp256k1.GenerateKey()
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require.NoError(t, err)
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suite.address = ethcmn.BytesToAddress(priv.PubKey().Address().Bytes())
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suite.signer = tests.NewSigner(priv)
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// consensus key
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priv, err = ethsecp256k1.GenerateKey()
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require.NoError(t, err)
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suite.consAddress = sdk.ConsAddress(priv.PubKey().Address())
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suite.app = app.Setup(checkTx)
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suite.ctx = suite.app.BaseApp.NewContext(checkTx, tmproto.Header{
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Height: 1,
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ChainID: "ethermint_9000-1",
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Time: time.Now().UTC(),
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ProposerAddress: suite.consAddress.Bytes(),
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})
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suite.app.EvmKeeper.WithContext(suite.ctx)
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queryHelper := baseapp.NewQueryServerTestHelper(suite.ctx, suite.app.InterfaceRegistry())
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types.RegisterQueryServer(queryHelper, suite.app.EvmKeeper)
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suite.queryClient = types.NewQueryClient(queryHelper)
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acc := ðermint.EthAccount{
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BaseAccount: authtypes.NewBaseAccount(sdk.AccAddress(suite.address.Bytes()), nil, 0, 0),
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CodeHash: common.BytesToHash(ethcrypto.Keccak256(nil)).String(),
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}
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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valAddr := sdk.ValAddress(suite.address.Bytes())
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validator, err := stakingtypes.NewValidator(valAddr, priv.PubKey(), stakingtypes.Description{})
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err = suite.app.StakingKeeper.SetValidatorByConsAddr(suite.ctx, validator)
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require.NoError(t, err)
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err = suite.app.StakingKeeper.SetValidatorByConsAddr(suite.ctx, validator)
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require.NoError(t, err)
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suite.app.StakingKeeper.SetValidator(suite.ctx, validator)
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encodingConfig := encoding.MakeConfig(app.ModuleBasics)
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suite.clientCtx = client.Context{}.WithTxConfig(encodingConfig.TxConfig)
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suite.ethSigner = ethtypes.LatestSignerForChainID(suite.app.EvmKeeper.ChainID())
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suite.appCodec = encodingConfig.Marshaler
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// mint some tokens to coinbase address
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_, bankKeeper := suite.initKeepersWithmAccPerms()
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require.NoError(t, err)
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initCoin := sdk.NewCoins(sdk.NewCoin(suite.EvmDenom(), testTokens))
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err = simapp.FundAccount(bankKeeper, suite.ctx, acc.GetAddress(), initCoin)
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require.NoError(t, err)
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}
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func (suite *KeeperTestSuite) SetupTest() {
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suite.DoSetupTest(suite.T())
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}
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func (suite *KeeperTestSuite) EvmDenom() string {
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ctx := sdk.WrapSDKContext(suite.ctx)
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rsp, _ := suite.queryClient.Params(ctx, &types.QueryParamsRequest{})
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return rsp.Params.EvmDenom
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}
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// Commit and begin new block
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func (suite *KeeperTestSuite) Commit() {
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suite.app.Commit()
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header := suite.ctx.BlockHeader()
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header.Height += 1
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suite.app.BeginBlock(abci.RequestBeginBlock{
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Header: header,
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})
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// update ctx
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suite.ctx = suite.app.BaseApp.NewContext(false, header)
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suite.app.EvmKeeper.WithContext(suite.ctx)
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queryHelper := baseapp.NewQueryServerTestHelper(suite.ctx, suite.app.InterfaceRegistry())
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types.RegisterQueryServer(queryHelper, suite.app.EvmKeeper)
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suite.queryClient = types.NewQueryClient(queryHelper)
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}
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// initKeepersWithmAccPerms construct a bank keeper that can mint tokens out of thin air
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func (suite *KeeperTestSuite) initKeepersWithmAccPerms() (authkeeper.AccountKeeper, bankkeeper.BaseKeeper) {
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maccPerms := app.GetMaccPerms()
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maccPerms[authtypes.Burner] = []string{authtypes.Burner}
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maccPerms[authtypes.Minter] = []string{authtypes.Minter}
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authKeeper := authkeeper.NewAccountKeeper(
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suite.appCodec, suite.app.GetKey(types.StoreKey), suite.app.GetSubspace(types.ModuleName),
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authtypes.ProtoBaseAccount, maccPerms,
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)
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keeper := bankkeeper.NewBaseKeeper(
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suite.appCodec, suite.app.GetKey(types.StoreKey), authKeeper,
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suite.app.GetSubspace(types.ModuleName), map[string]bool{},
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)
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return authKeeper, keeper
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}
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// DeployTestContract deploy a test erc20 contract and returns the contract address
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func (suite *KeeperTestSuite) DeployTestContract(t require.TestingT, owner common.Address, supply *big.Int) common.Address {
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ctx := sdk.WrapSDKContext(suite.ctx)
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chainID := suite.app.EvmKeeper.ChainID()
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ctorArgs, err := ContractABI.Pack("", owner, supply)
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require.NoError(t, err)
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data := append(ContractBin, ctorArgs...)
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args, err := json.Marshal(&types.CallArgs{
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From: &suite.address,
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Data: (*hexutil.Bytes)(&data),
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})
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require.NoError(t, err)
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res, err := suite.queryClient.EstimateGas(ctx, &types.EthCallRequest{
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Args: args,
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GasCap: uint64(config.DefaultGasCap),
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})
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require.NoError(t, err)
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nonce := suite.app.EvmKeeper.GetNonce(suite.address)
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erc20DeployTx := types.NewTxContract(
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chainID,
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nonce,
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nil, // amount
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res.Gas, // gasLimit
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nil, // gasPrice
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data, // input
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nil, // accesses
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)
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erc20DeployTx.From = suite.address.Hex()
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err = erc20DeployTx.Sign(ethtypes.LatestSignerForChainID(chainID), suite.signer)
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require.NoError(t, err)
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rsp, err := suite.app.EvmKeeper.EthereumTx(ctx, erc20DeployTx)
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require.NoError(t, err)
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require.Empty(t, rsp.VmError)
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return crypto.CreateAddress(suite.address, nonce)
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}
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func TestKeeperTestSuite(t *testing.T) {
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suite.Run(t, new(KeeperTestSuite))
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}
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