package ante_test import ( "math/rand" "testing" "time" "github.com/cosmos/cosmos-sdk/testutil/sims" sdk "github.com/cosmos/cosmos-sdk/types" banktypes "github.com/cosmos/cosmos-sdk/x/bank/types" "github.com/stretchr/testify/require" "github.com/0glabs/0g-chain/app" "github.com/0glabs/0g-chain/app/ante" ) var _ sdk.AnteHandler = (&MockAnteHandler{}).AnteHandle type MockAnteHandler struct { WasCalled bool CalledCtx sdk.Context } func (mah *MockAnteHandler) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool) (sdk.Context, error) { mah.WasCalled = true mah.CalledCtx = ctx return ctx, nil } func mockAddressFetcher(addresses ...sdk.AccAddress) ante.AddressFetcher { return func(sdk.Context) []sdk.AccAddress { return addresses } } func TestAuthenticatedMempoolDecorator_AnteHandle_NotCheckTx(t *testing.T) { txConfig := app.MakeEncodingConfig().TxConfig testPrivKeys, testAddresses := app.GeneratePrivKeyAddressPairs(5) fetcher := mockAddressFetcher(testAddresses[1:]...) decorator := ante.NewAuthenticatedMempoolDecorator(fetcher) tx, err := sims.GenSignedMockTx( rand.New(rand.NewSource(time.Now().UnixNano())), txConfig, []sdk.Msg{ banktypes.NewMsgSend( testAddresses[0], testAddresses[1], sdk.NewCoins(sdk.NewInt64Coin("ua0gi", 100_000_000)), ), }, sdk.NewCoins(), // no fee sims.DefaultGenTxGas, "testing-chain-id", []uint64{0}, []uint64{0}, testPrivKeys[0], // address is not authorized ) require.NoError(t, err) mmd := MockAnteHandler{} ctx := sdk.Context{}.WithIsCheckTx(false) // run as it would be during block update ('DeliverTx'), not just checking entry to mempool _, err = decorator.AnteHandle(ctx, tx, false, mmd.AnteHandle) require.NoError(t, err) require.True(t, mmd.WasCalled) } func TestAuthenticatedMempoolDecorator_AnteHandle_Pass(t *testing.T) { txConfig := app.MakeEncodingConfig().TxConfig testPrivKeys, testAddresses := app.GeneratePrivKeyAddressPairs(5) fetcher := mockAddressFetcher(testAddresses[1:]...) decorator := ante.NewAuthenticatedMempoolDecorator(fetcher) tx, err := sims.GenSignedMockTx( rand.New(rand.NewSource(time.Now().UnixNano())), txConfig, []sdk.Msg{ banktypes.NewMsgSend( testAddresses[0], testAddresses[1], sdk.NewCoins(sdk.NewInt64Coin("ua0gi", 100)), ), banktypes.NewMsgSend( testAddresses[2], testAddresses[1], sdk.NewCoins(sdk.NewInt64Coin("ua0gi", 100)), ), }, sdk.NewCoins(), // no fee sims.DefaultGenTxGas, "testing-chain-id", []uint64{0, 123}, []uint64{0, 123}, testPrivKeys[0], // not in list of authorized addresses testPrivKeys[2], // in list of authorized addresses ) require.NoError(t, err) mmd := MockAnteHandler{} ctx := sdk.Context{}.WithIsCheckTx(true) _, err = decorator.AnteHandle(ctx, tx, false, mmd.AnteHandle) require.NoError(t, err) require.True(t, mmd.WasCalled) } func TestAuthenticatedMempoolDecorator_AnteHandle_Reject(t *testing.T) { txConfig := app.MakeEncodingConfig().TxConfig testPrivKeys, testAddresses := app.GeneratePrivKeyAddressPairs(5) fetcher := mockAddressFetcher(testAddresses[1:]...) decorator := ante.NewAuthenticatedMempoolDecorator(fetcher) tx, err := sims.GenSignedMockTx( rand.New(rand.NewSource(time.Now().UnixNano())), txConfig, []sdk.Msg{ banktypes.NewMsgSend( testAddresses[0], testAddresses[1], sdk.NewCoins(sdk.NewInt64Coin("ua0gi", 100)), ), }, sdk.NewCoins(), // no fee sims.DefaultGenTxGas, "testing-chain-id", []uint64{0}, []uint64{0}, testPrivKeys[0], // not in list of authorized addresses ) require.NoError(t, err) mmd := MockAnteHandler{} ctx := sdk.Context{}.WithIsCheckTx(true) _, err = decorator.AnteHandle(ctx, tx, false, mmd.AnteHandle) require.Error(t, err) require.False(t, mmd.WasCalled) }