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benchmark contract execution #436
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| package keeper_test | ||
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| import ( | ||
| "math/big" | ||
| "testing" | ||
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| "github.com/stretchr/testify/require" | ||
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| sdk "github.com/cosmos/cosmos-sdk/types" | ||
| authante "github.com/cosmos/cosmos-sdk/x/auth/ante" | ||
| "github.com/ethereum/go-ethereum/common" | ||
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| ethtypes "github.com/ethereum/go-ethereum/core/types" | ||
| ethermint "github.com/tharsis/ethermint/types" | ||
| "github.com/tharsis/ethermint/x/evm/types" | ||
| ) | ||
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| func SetupContract(b *testing.B) (*KeeperTestSuite, common.Address) { | ||
| suite := KeeperTestSuite{} | ||
| suite.DoSetupTest(b) | ||
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| amt := sdk.Coins{ethermint.NewPhotonCoinInt64(1000000000000000000)} | ||
| err := suite.app.BankKeeper.MintCoins(suite.ctx, types.ModuleName, amt) | ||
| require.NoError(b, err) | ||
| err = suite.app.BankKeeper.SendCoinsFromModuleToAccount(suite.ctx, types.ModuleName, suite.address.Bytes(), amt) | ||
| require.NoError(b, err) | ||
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| contractAddr := suite.DeployTestContract(b, suite.address, sdk.NewIntWithDecimal(1000, 18).BigInt()) | ||
| suite.Commit() | ||
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| return &suite, contractAddr | ||
| } | ||
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| type TxBuilder func(suite *KeeperTestSuite, contract common.Address) *types.MsgEthereumTx | ||
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| func DoBenchmark(b *testing.B, txBuilder TxBuilder) { | ||
| suite, contractAddr := SetupContract(b) | ||
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| msg := txBuilder(suite, contractAddr) | ||
| msg.From = suite.address.Hex() | ||
| err := msg.Sign(ethtypes.LatestSignerForChainID(suite.app.EvmKeeper.ChainID()), suite.signer) | ||
| require.NoError(b, err) | ||
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| b.ResetTimer() | ||
| b.StartTimer() | ||
| for i := 0; i < b.N; i++ { | ||
| ctx, _ := suite.ctx.CacheContext() | ||
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| // deduct fee first | ||
| txData, err := types.UnpackTxData(msg.Data) | ||
| require.NoError(b, err) | ||
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| fees := sdk.Coins{sdk.NewCoin(suite.EvmDenom(), sdk.NewIntFromBigInt(txData.Fee()))} | ||
| err = authante.DeductFees(suite.app.BankKeeper, suite.ctx, suite.app.AccountKeeper.GetAccount(ctx, msg.GetFrom()), fees) | ||
| require.NoError(b, err) | ||
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| rsp, err := suite.app.EvmKeeper.EthereumTx(sdk.WrapSDKContext(ctx), msg) | ||
| require.NoError(b, err) | ||
| require.False(b, rsp.Failed()) | ||
| } | ||
| } | ||
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| func BenchmarkTokenTransfer(b *testing.B) { | ||
| DoBenchmark(b, func(suite *KeeperTestSuite, contract common.Address) *types.MsgEthereumTx { | ||
| input, err := ContractABI.Pack("transfer", common.HexToAddress("0x378c50D9264C63F3F92B806d4ee56E9D86FfB3Ec"), big.NewInt(1000)) | ||
| require.NoError(b, err) | ||
| nonce := suite.app.EvmKeeper.GetNonce(suite.address) | ||
| return types.NewTx(suite.app.EvmKeeper.ChainID(), nonce, &contract, big.NewInt(0), 410000, big.NewInt(1), input, nil) | ||
| }) | ||
| } | ||
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| func BenchmarkEmitLogs(b *testing.B) { | ||
| DoBenchmark(b, func(suite *KeeperTestSuite, contract common.Address) *types.MsgEthereumTx { | ||
| input, err := ContractABI.Pack("benchmarkLogs", big.NewInt(1000)) | ||
| require.NoError(b, err) | ||
| nonce := suite.app.EvmKeeper.GetNonce(suite.address) | ||
| return types.NewTx(suite.app.EvmKeeper.ChainID(), nonce, &contract, big.NewInt(0), 4100000, big.NewInt(1), input, nil) | ||
| }) | ||
| } | ||
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why cache context here?
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To make each run independent, we don't want to mutate the shared storage for each runs.