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side_handler_test.go
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package topup_test
import (
"math/big"
"math/rand"
"testing"
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkAuth "github.com/cosmos/cosmos-sdk/x/auth/types"
ethCommon "github.com/ethereum/go-ethereum/common"
ethTypes "github.com/ethereum/go-ethereum/core/types"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/maticnetwork/heimdall/app"
authTypes "github.com/maticnetwork/heimdall/auth/types"
"github.com/maticnetwork/heimdall/common"
"github.com/maticnetwork/heimdall/contracts/stakinginfo"
"github.com/maticnetwork/heimdall/helper/mocks"
"github.com/maticnetwork/heimdall/topup"
"github.com/maticnetwork/heimdall/topup/types"
hmTypes "github.com/maticnetwork/heimdall/types"
"github.com/maticnetwork/heimdall/types/simulation"
)
//
// Create test suite
//
// SideHandlerTestSuite integrate test suite context object
type SideHandlerTestSuite struct {
suite.Suite
app *app.HeimdallApp
ctx sdk.Context
sideHandler hmTypes.SideTxHandler
postHandler hmTypes.PostTxHandler
contractCaller mocks.IContractCaller
r *rand.Rand
}
func (suite *SideHandlerTestSuite) SetupTest() {
suite.app, suite.ctx, _ = createTestApp(false)
suite.contractCaller = mocks.IContractCaller{}
suite.sideHandler = topup.NewSideTxHandler(suite.app.TopupKeeper, &suite.contractCaller)
suite.postHandler = topup.NewPostTxHandler(suite.app.TopupKeeper, &suite.contractCaller)
// random generator
s1 := rand.NewSource(time.Now().UnixNano())
suite.r = rand.New(s1)
}
func TestSideHandlerTestSuite(t *testing.T) {
t.Parallel()
suite.Run(t, new(SideHandlerTestSuite))
}
//
// Test cases
//
func (suite *SideHandlerTestSuite) TestSideHandler() {
t, ctx := suite.T(), suite.ctx
// side handler
result := suite.sideHandler(ctx, nil)
require.Equal(t, uint32(sdk.CodeUnknownRequest), result.Code)
require.Equal(t, abci.SideTxResultType_Skip, result.Result)
}
func (suite *SideHandlerTestSuite) TestSideHandleMsgTopup() {
t, app, ctx := suite.T(), suite.app, suite.ctx
chainParams := app.ChainKeeper.GetParams(suite.ctx)
_, _, addr1 := sdkAuth.KeyTestPubAddr()
_, _, addr2 := sdkAuth.KeyTestPubAddr()
t.Run("Success", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txReceipt := ðTypes.Receipt{
BlockNumber: new(big.Int).SetUint64(blockNumber),
}
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// sequence id
bn := new(big.Int).SetUint64(msg.BlockNumber)
sequence := new(big.Int).Mul(bn, big.NewInt(hmTypes.DefaultLogIndexUnit))
sequence.Add(sequence, new(big.Int).SetUint64(msg.LogIndex))
// mock external call
event := &stakinginfo.StakinginfoTopUpFee{
User: ethCommon.BytesToAddress(addr1.Bytes()),
Fee: coins.AmountOf(authTypes.FeeToken).BigInt(),
}
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(txReceipt, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), txReceipt, logIndex).Return(event, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.Equal(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should be success")
require.Equal(t, abci.SideTxResultType_Yes, result.Result, "Result should be `yes`")
// there should be no stored event record
ok := app.TopupKeeper.HasTopupSequence(ctx, sequence.String())
require.False(t, ok)
})
t.Run("NoReceipt", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(nil, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), nil, logIndex).Return(nil, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.NotEqual(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should fail")
require.Equal(t, abci.SideTxResultType_Skip, result.Result, "Result should be `skip`")
require.Equal(t, uint32(common.CodeWaitFrConfirmation), result.Code)
})
t.Run("NoLog", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txReceipt := ðTypes.Receipt{
BlockNumber: new(big.Int).SetUint64(blockNumber),
}
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(txReceipt, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), txReceipt, logIndex).Return(nil, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.NotEqual(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should fail")
require.Equal(t, abci.SideTxResultType_Skip, result.Result, "Result should be `skip`")
require.Equal(t, uint32(common.CodeErrDecodeEvent), result.Code)
})
t.Run("BlockMismatch", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txReceipt := ðTypes.Receipt{
BlockNumber: new(big.Int).SetUint64(blockNumber + 1),
}
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// mock external call
event := &stakinginfo.StakinginfoTopUpFee{
User: ethCommon.BytesToAddress(addr1.Bytes()),
Fee: coins.AmountOf(authTypes.FeeToken).BigInt(),
}
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(txReceipt, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), txReceipt, logIndex).Return(event, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.NotEqual(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should fail")
require.Equal(t, abci.SideTxResultType_Skip, result.Result, "Result should be `skip`")
require.Equal(t, uint32(common.CodeInvalidMsg), result.Code)
})
t.Run("UserMismatch", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txReceipt := ðTypes.Receipt{
BlockNumber: new(big.Int).SetUint64(blockNumber),
}
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// mock external call
event := &stakinginfo.StakinginfoTopUpFee{
User: ethCommon.BytesToAddress(addr2.Bytes()),
Fee: coins.AmountOf(authTypes.FeeToken).BigInt(),
}
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(txReceipt, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), txReceipt, logIndex).Return(event, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.NotEqual(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should fail")
require.Equal(t, abci.SideTxResultType_Skip, result.Result, "Result should be `skip`")
require.Equal(t, uint32(common.CodeInvalidMsg), result.Code)
})
t.Run("FeeMismatch", func(t *testing.T) {
suite.contractCaller = mocks.IContractCaller{}
logIndex := uint64(10)
blockNumber := uint64(599)
txReceipt := ðTypes.Receipt{
BlockNumber: new(big.Int).SetUint64(blockNumber),
}
txHash := hmTypes.HexToHeimdallHash("success hash")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// mock external call
event := &stakinginfo.StakinginfoTopUpFee{
User: ethCommon.BytesToAddress(addr1.Bytes()),
Fee: big.NewInt(1), // different fee
}
suite.contractCaller.On("GetConfirmedTxReceipt", txHash.EthHash(), chainParams.MainchainTxConfirmations).Return(txReceipt, nil)
suite.contractCaller.On("DecodeValidatorTopupFeesEvent", chainParams.ChainParams.StateSenderAddress.EthAddress(), txReceipt, logIndex).Return(event, nil)
// execute handler
result := suite.sideHandler(ctx, msg)
require.NotEqual(t, uint32(sdk.CodeOK), result.Code, "Side tx handler should fail")
require.Equal(t, abci.SideTxResultType_Skip, result.Result, "Result should be `skip`")
require.Equal(t, uint32(common.CodeInvalidMsg), result.Code)
})
}
func (suite *SideHandlerTestSuite) TestPostHandler() {
t, ctx := suite.T(), suite.ctx
// post tx handler
result := suite.postHandler(ctx, nil, abci.SideTxResultType_Yes)
require.False(t, result.IsOK(), "Post handler should fail")
require.Equal(t, sdk.CodeUnknownRequest, result.Code)
}
func (suite *SideHandlerTestSuite) TestPostHandleMsgTopup() {
t, app, ctx, r := suite.T(), suite.app, suite.ctx, suite.r
_, _, addr1 := sdkAuth.KeyTestPubAddr()
_, _, addr2 := sdkAuth.KeyTestPubAddr()
_, _, addr3 := sdkAuth.KeyTestPubAddr()
logIndex := r.Uint64()
blockNumber := r.Uint64()
txHash := hmTypes.HexToHeimdallHash("hash")
t.Run("NoResult", func(t *testing.T) {
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// check if incoming tx is older
blockNumber := new(big.Int).SetUint64(msg.BlockNumber)
sequence := new(big.Int).Mul(blockNumber, big.NewInt(hmTypes.DefaultLogIndexUnit))
sequence.Add(sequence, new(big.Int).SetUint64(msg.LogIndex))
result := suite.postHandler(ctx, msg, abci.SideTxResultType_No)
require.False(t, result.IsOK(), "Post handler should fail")
require.Equal(t, common.CodeSideTxValidationFailed, result.Code)
require.Equal(t, 0, len(result.Events), "No error should be emitted for failed post-tx")
// there should be no stored sequence
ok := app.TopupKeeper.HasTopupSequence(ctx, sequence.String())
require.False(t, ok)
// account coins should be empty
acc1 := app.AccountKeeper.GetAccount(ctx, hmTypes.AccAddressToHeimdallAddress(addr1))
require.Nil(t, acc1)
})
t.Run("YesResult", func(t *testing.T) {
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// check if incoming tx is older
blockNumber := new(big.Int).SetUint64(msg.BlockNumber)
sequence := new(big.Int).Mul(blockNumber, big.NewInt(hmTypes.DefaultLogIndexUnit))
sequence.Add(sequence, new(big.Int).SetUint64(msg.LogIndex))
result := suite.postHandler(ctx, msg, abci.SideTxResultType_Yes)
require.True(t, result.IsOK(), "Post handler should succeed")
require.Greater(t, len(result.Events), 0, "Appropriate error should be emitted for successful post-tx")
// there should be stored sequence
ok := app.TopupKeeper.HasTopupSequence(ctx, sequence.String())
require.True(t, ok)
// account coins should be empty
acc1 := app.AccountKeeper.GetAccount(ctx, hmTypes.AccAddressToHeimdallAddress(addr1))
require.NotNil(t, acc1)
require.False(t, acc1.GetCoins().Empty())
require.True(t, acc1.GetCoins().IsEqual(coins)) // for same proposer
})
t.Run("WithProposer", func(t *testing.T) {
logIndex := r.Uint64()
blockNumber := r.Uint64()
txHash := hmTypes.HexToHeimdallHash("hash with proposer")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr2.Bytes()), // different proposer
hmTypes.BytesToHeimdallAddress(addr3.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// check if incoming tx is older
bn := new(big.Int).SetUint64(msg.BlockNumber)
sequence := new(big.Int).Mul(bn, big.NewInt(hmTypes.DefaultLogIndexUnit))
sequence.Add(sequence, new(big.Int).SetUint64(msg.LogIndex))
result := suite.postHandler(ctx, msg, abci.SideTxResultType_Yes)
require.True(t, result.IsOK(), "Post handler should succeed")
require.Greater(t, len(result.Events), 0, "Appropriate error should be emitted for successful post-tx")
// there should be stored sequence
ok := app.TopupKeeper.HasTopupSequence(ctx, sequence.String())
require.True(t, ok)
// account coins should not be empty
acc2 := app.AccountKeeper.GetAccount(ctx, hmTypes.AccAddressToHeimdallAddress(addr2))
require.NotNil(t, acc2)
require.False(t, acc2.GetCoins().Empty())
// account coins should be empty
acc3 := app.AccountKeeper.GetAccount(ctx, hmTypes.AccAddressToHeimdallAddress(addr3))
require.NotNil(t, acc3)
require.False(t, acc3.GetCoins().Empty())
// check coins = acc1.coins + acc2.coins
require.True(t, coins.IsEqual(acc3.GetCoins().Add(acc2.GetCoins()))) // for same proposer
})
t.Run("Replay", func(t *testing.T) {
logIndex := r.Uint64()
blockNumber := r.Uint64()
txHash := hmTypes.HexToHeimdallHash("hash replay")
// set coins
coins := simulation.RandomFeeCoins()
// topup msg
msg := types.NewMsgTopup(
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
hmTypes.BytesToHeimdallAddress(addr1.Bytes()),
coins.AmountOf(authTypes.FeeToken),
txHash,
logIndex,
blockNumber,
)
// check if incoming tx is older
bn := new(big.Int).SetUint64(msg.BlockNumber)
sequence := new(big.Int).Mul(bn, big.NewInt(hmTypes.DefaultLogIndexUnit))
sequence.Add(sequence, new(big.Int).SetUint64(msg.LogIndex))
result := suite.postHandler(ctx, msg, abci.SideTxResultType_Yes)
require.True(t, result.IsOK(), "Post handler should succeed")
require.Greater(t, len(result.Events), 0, "Appropriate error should be emitted for successful post-tx")
// there should be stored sequence
ok := app.TopupKeeper.HasTopupSequence(ctx, sequence.String())
require.True(t, ok)
result = suite.postHandler(ctx, msg, abci.SideTxResultType_Yes)
require.False(t, result.IsOK(), "Post handler should fail while replaying same tx")
})
}