148 lines
3.7 KiB
Go
148 lines
3.7 KiB
Go
package types_test
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import (
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"math/big"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/ethermint/crypto"
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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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ethcmn "github.com/ethereum/go-ethereum/common"
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ethcrypto "github.com/ethereum/go-ethereum/crypto"
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)
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func (suite *StateDBTestSuite) TestTransitionDb() {
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suite.stateDB.SetNonce(suite.address, 123)
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addr := sdk.AccAddress(suite.address.Bytes())
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balance := ethermint.NewPhotonCoin(sdk.NewInt(5000))
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acc := suite.app.AccountKeeper.GetAccount(suite.ctx, addr)
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_ = acc.SetCoins(sdk.NewCoins(balance))
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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priv, err := crypto.GenerateKey()
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suite.Require().NoError(err)
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recipient := ethcrypto.PubkeyToAddress(priv.ToECDSA().PublicKey)
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testCase := []struct {
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name string
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malleate func()
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state types.StateTransition
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expPass bool
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}{
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{
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"passing state transition",
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func() {},
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types.StateTransition{
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AccountNonce: 123,
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Price: big.NewInt(10),
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GasLimit: 11,
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Recipient: &recipient,
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Amount: big.NewInt(50),
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Payload: []byte("data"),
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ChainID: big.NewInt(1),
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Csdb: suite.stateDB,
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TxHash: ðcmn.Hash{},
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Sender: suite.address,
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Simulate: suite.ctx.IsCheckTx(),
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},
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true,
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},
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{
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"contract creation",
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func() {},
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types.StateTransition{
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AccountNonce: 123,
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Price: big.NewInt(10),
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GasLimit: 11,
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Recipient: nil,
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Amount: big.NewInt(10),
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Payload: []byte("data"),
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ChainID: big.NewInt(1),
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Csdb: suite.stateDB,
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TxHash: ðcmn.Hash{},
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Sender: suite.address,
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Simulate: true,
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},
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true,
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},
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{
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"state transition simulation",
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func() {},
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types.StateTransition{
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AccountNonce: 123,
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Price: big.NewInt(10),
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GasLimit: 11,
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Recipient: &recipient,
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Amount: big.NewInt(10),
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Payload: []byte("data"),
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ChainID: big.NewInt(1),
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Csdb: suite.stateDB,
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TxHash: ðcmn.Hash{},
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Sender: suite.address,
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Simulate: true,
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},
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true,
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},
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{
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"fail by sending more than balance",
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func() {},
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types.StateTransition{
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AccountNonce: 123,
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Price: big.NewInt(10),
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GasLimit: 11,
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Recipient: &recipient,
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Amount: big.NewInt(500000),
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Payload: []byte("data"),
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ChainID: big.NewInt(1),
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Csdb: suite.stateDB,
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TxHash: ðcmn.Hash{},
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Sender: suite.address,
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Simulate: suite.ctx.IsCheckTx(),
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},
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false,
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},
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{
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"nil gas price",
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func() {
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invalidGas := sdk.DecCoins{
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{Denom: ethermint.AttoPhoton},
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}
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suite.ctx = suite.ctx.WithMinGasPrices(invalidGas)
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},
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types.StateTransition{
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AccountNonce: 123,
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Price: big.NewInt(10),
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GasLimit: 11,
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Recipient: &recipient,
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Amount: big.NewInt(10),
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Payload: []byte("data"),
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ChainID: big.NewInt(1),
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Csdb: suite.stateDB,
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TxHash: ðcmn.Hash{},
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Sender: suite.address,
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Simulate: suite.ctx.IsCheckTx(),
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},
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false,
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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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_, err = tc.state.TransitionDb(suite.ctx, types.DefaultChainConfig())
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if tc.expPass {
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suite.Require().NoError(err, tc.name)
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fromBalance := suite.app.EvmKeeper.GetBalance(suite.ctx, suite.address)
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toBalance := suite.app.EvmKeeper.GetBalance(suite.ctx, recipient)
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suite.Require().Equal(fromBalance, big.NewInt(4950), tc.name)
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suite.Require().Equal(toBalance, big.NewInt(50), tc.name)
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} else {
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suite.Require().Error(err, tc.name)
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}
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}
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}
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