mirror of
https://github.com/0glabs/0g-chain.git
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103 lines
3.7 KiB
Go
103 lines
3.7 KiB
Go
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package staking_test
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import (
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"math/big"
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"strings"
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"testing"
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"cosmossdk.io/math"
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stakingprecompile "github.com/0glabs/0g-chain/precompiles/staking"
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"github.com/0glabs/0g-chain/precompiles/testutil"
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"github.com/cosmos/cosmos-sdk/crypto/keys/ed25519"
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sdk "github.com/cosmos/cosmos-sdk/types"
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stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
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stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/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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"github.com/ethereum/go-ethereum/core/vm"
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evmtypes "github.com/evmos/ethermint/x/evm/types"
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"github.com/stretchr/testify/suite"
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)
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type StakingTestSuite struct {
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testutil.PrecompileTestSuite
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abi abi.ABI
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addr common.Address
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staking *stakingprecompile.StakingPrecompile
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stakingKeeper *stakingkeeper.Keeper
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signerOne *testutil.TestSigner
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signerTwo *testutil.TestSigner
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}
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func (suite *StakingTestSuite) SetupTest() {
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suite.PrecompileTestSuite.SetupTest()
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suite.stakingKeeper = suite.App.GetStakingKeeper()
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suite.addr = common.HexToAddress(stakingprecompile.PrecompileAddress)
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precompiles := suite.EvmKeeper.GetPrecompiles()
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precompile, ok := precompiles[suite.addr]
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suite.Assert().EqualValues(ok, true)
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suite.staking = precompile.(*stakingprecompile.StakingPrecompile)
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suite.signerOne = suite.GenSigner()
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suite.signerTwo = suite.GenSigner()
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abi, err := abi.JSON(strings.NewReader(stakingprecompile.StakingABI))
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suite.Assert().NoError(err)
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suite.abi = abi
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}
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func (suite *StakingTestSuite) AddDelegation(from string, to string, amount math.Int) {
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accAddr, err := sdk.AccAddressFromHexUnsafe(from)
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suite.Require().NoError(err)
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valAddr, err := sdk.ValAddressFromHex(to)
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suite.Require().NoError(err)
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validator, found := suite.StakingKeeper.GetValidator(suite.Ctx, valAddr)
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if !found {
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consPriv := ed25519.GenPrivKey()
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newValidator, err := stakingtypes.NewValidator(valAddr, consPriv.PubKey(), stakingtypes.Description{})
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suite.Require().NoError(err)
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validator = newValidator
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}
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validator.Tokens = validator.Tokens.Add(amount)
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validator.DelegatorShares = validator.DelegatorShares.Add(amount.ToLegacyDec())
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suite.StakingKeeper.SetValidator(suite.Ctx, validator)
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bonded := suite.stakingKeeper.GetDelegatorBonded(suite.Ctx, accAddr)
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suite.StakingKeeper.SetDelegation(suite.Ctx, stakingtypes.Delegation{
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DelegatorAddress: accAddr.String(),
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ValidatorAddress: valAddr.String(),
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Shares: bonded.Add(amount).ToLegacyDec(),
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})
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}
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func (suite *StakingTestSuite) runTx(input []byte, signer *testutil.TestSigner, gas uint64) ([]byte, error) {
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contract := vm.NewPrecompile(vm.AccountRef(signer.Addr), vm.AccountRef(suite.addr), big.NewInt(0), gas)
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contract.Input = input
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msgEthereumTx := evmtypes.NewTx(suite.EvmKeeper.ChainID(), 0, &suite.addr, big.NewInt(0), gas, big.NewInt(0), big.NewInt(0), big.NewInt(0), input, nil)
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msgEthereumTx.From = signer.HexAddr
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err := msgEthereumTx.Sign(suite.EthSigner, signer.Signer)
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suite.Assert().NoError(err, "failed to sign Ethereum message")
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proposerAddress := suite.Ctx.BlockHeader().ProposerAddress
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cfg, err := suite.EvmKeeper.EVMConfig(suite.Ctx, proposerAddress, suite.EvmKeeper.ChainID())
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suite.Assert().NoError(err, "failed to instantiate EVM config")
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msg, err := msgEthereumTx.AsMessage(suite.EthSigner, big.NewInt(0))
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suite.Assert().NoError(err, "failed to instantiate Ethereum message")
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evm := suite.EvmKeeper.NewEVM(suite.Ctx, msg, cfg, nil, suite.Statedb)
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precompiles := suite.EvmKeeper.GetPrecompiles()
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evm.WithPrecompiles(precompiles, []common.Address{suite.addr})
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return suite.staking.Run(evm, contract, false)
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}
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func TestKeeperSuite(t *testing.T) {
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suite.Run(t, new(StakingTestSuite))
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}
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