63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
package types_test
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import (
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"math/big"
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"github.com/stretchr/testify/suite"
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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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"github.com/cosmos/ethermint/app"
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"github.com/cosmos/ethermint/x/evm/keeper"
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abci "github.com/tendermint/tendermint/abci/types"
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)
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// nolint: unused
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type StateDBTestSuite struct {
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suite.Suite
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ctx sdk.Context
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querier sdk.Querier
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app *app.EthermintApp
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}
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func (suite *StateDBTestSuite) SetupTest() {
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checkTx := false
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suite.app = app.Setup(checkTx)
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suite.ctx = suite.app.BaseApp.NewContext(checkTx, abci.Header{Height: 1})
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suite.querier = keeper.NewQuerier(suite.app.EvmKeeper)
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}
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func (suite *StateDBTestSuite) TestBloomFilter() {
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stateDB := suite.app.EvmKeeper.CommitStateDB
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// Prepare db for logs
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tHash := ethcmn.BytesToHash([]byte{0x1})
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stateDB.Prepare(tHash, ethcmn.Hash{}, 0)
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contractAddress := ethcmn.BigToAddress(big.NewInt(1))
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// Generate and add a log to test
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log := ethtypes.Log{Address: contractAddress}
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stateDB.AddLog(&log)
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// Get log from db
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logs, err := stateDB.GetLogs(tHash)
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suite.Require().NoError(err)
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suite.Require().Len(logs, 1)
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suite.Require().Equal(log, logs[0])
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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.Bytes())
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// Check to make sure bloom filter will succeed on
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suite.Require().True(ethtypes.BloomLookup(bloomFilter, contractAddress))
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suite.Require().False(ethtypes.BloomLookup(bloomFilter, ethcmn.BigToAddress(big.NewInt(2))))
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}
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