a1386eec09
* evm: balance and nonce invariants * nonce invariant * changelog * use iterator on export
140 lines
3.3 KiB
Go
140 lines
3.3 KiB
Go
package keeper_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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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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"github.com/cosmos/ethermint/crypto/ethsecp256k1"
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ethermint "github.com/cosmos/ethermint/types"
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ethcmn "github.com/ethereum/go-ethereum/common"
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)
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func (suite *KeeperTestSuite) TestBalanceInvariant() {
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privkey, err := ethsecp256k1.GenerateKey()
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suite.Require().NoError(err)
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address := ethcmn.HexToAddress(privkey.PubKey().Address().String())
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testCases := []struct {
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name string
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malleate func()
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expBroken bool
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}{
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{
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"balance mismatch",
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, address.Bytes())
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suite.Require().NotNil(acc)
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err := acc.SetCoins(sdk.NewCoins(ethermint.NewPhotonCoinInt64(1)))
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suite.Require().NoError(err)
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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suite.app.EvmKeeper.SetBalance(suite.ctx, address, big.NewInt(1000))
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},
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true,
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},
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{
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"balance ok",
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, address.Bytes())
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suite.Require().NotNil(acc)
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err := acc.SetCoins(sdk.NewCoins(ethermint.NewPhotonCoinInt64(1)))
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suite.Require().NoError(err)
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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suite.app.EvmKeeper.SetBalance(suite.ctx, address, big.NewInt(1))
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},
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false,
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},
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{
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"invalid account type",
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func() {
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acc := authtypes.NewBaseAccountWithAddress(address.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, &acc)
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},
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false,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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suite.SetupTest() // reset values
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tc.malleate()
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_, broken := suite.app.EvmKeeper.BalanceInvariant()(suite.ctx)
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if tc.expBroken {
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suite.Require().True(broken)
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} else {
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suite.Require().False(broken)
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}
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})
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}
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}
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func (suite *KeeperTestSuite) TestNonceInvariant() {
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privkey, err := ethsecp256k1.GenerateKey()
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suite.Require().NoError(err)
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address := ethcmn.HexToAddress(privkey.PubKey().Address().String())
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testCases := []struct {
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name string
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malleate func()
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expBroken bool
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}{
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{
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"nonce mismatch",
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, address.Bytes())
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suite.Require().NotNil(acc)
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err := acc.SetSequence(1)
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suite.Require().NoError(err)
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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suite.app.EvmKeeper.SetNonce(suite.ctx, address, 100)
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},
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true,
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},
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{
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"nonce ok",
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, address.Bytes())
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suite.Require().NotNil(acc)
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err := acc.SetSequence(1)
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suite.Require().NoError(err)
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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suite.app.EvmKeeper.SetNonce(suite.ctx, address, 1)
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},
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false,
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},
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{
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"invalid account type",
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func() {
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acc := authtypes.NewBaseAccountWithAddress(address.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, &acc)
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},
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false,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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suite.SetupTest() // reset values
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tc.malleate()
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_, broken := suite.app.EvmKeeper.NonceInvariant()(suite.ctx)
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if tc.expBroken {
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suite.Require().True(broken)
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} else {
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suite.Require().False(broken)
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}
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})
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}
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}
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