laconicd-deprecated/types/tx_test.go

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package types
import (
"crypto/ecdsa"
"fmt"
"math/big"
"testing"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/auth"
ethcmn "github.com/ethereum/go-ethereum/common"
ethtypes "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/rlp"
"github.com/stretchr/testify/require"
)
func TestTransactionRLPEncode(t *testing.T) {
txs := NewTestEthTxs(TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1})
gtxs := NewTestGethTxs(TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1})
txRLP, err := rlp.EncodeToBytes(txs[0])
require.NoError(t, err)
gtxRLP, err := rlp.EncodeToBytes(gtxs[0])
require.NoError(t, err)
require.Equal(t, gtxRLP, txRLP)
}
func TestTransactionRLPDecode(t *testing.T) {
txs := NewTestEthTxs(TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1})
gtxs := NewTestGethTxs(TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1})
txRLP, err := rlp.EncodeToBytes(txs[0])
require.NoError(t, err)
gtxRLP, err := rlp.EncodeToBytes(gtxs[0])
require.NoError(t, err)
var (
decodedTx Transaction
decodedGtx ethtypes.Transaction
)
err = rlp.DecodeBytes(txRLP, &decodedTx)
require.NoError(t, err)
err = rlp.DecodeBytes(gtxRLP, &decodedGtx)
require.NoError(t, err)
require.Equal(t, decodedGtx.Hash(), decodedTx.Hash())
}
func TestValidation(t *testing.T) {
ethTxs := NewTestEthTxs(
TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1},
)
testCases := []struct {
msg sdk.Msg
mutate func(sdk.Msg) sdk.Msg
expectedErr bool
}{
{ethTxs[0], func(msg sdk.Msg) sdk.Msg { return msg }, false},
{ethTxs[0], func(msg sdk.Msg) sdk.Msg {
tx := msg.(*Transaction)
tx.data.Price = big.NewInt(-1)
return tx
}, true},
{ethTxs[0], func(msg sdk.Msg) sdk.Msg {
tx := msg.(*Transaction)
tx.data.Amount = big.NewInt(-1)
return tx
}, true},
}
for i, tc := range testCases {
msg := tc.mutate(tc.msg)
err := msg.ValidateBasic()
if tc.expectedErr {
require.NotEqual(t, sdk.CodeOK, err.Code(), fmt.Sprintf("expected error: test case #%d", i))
} else {
require.NoError(t, err, fmt.Sprintf("unexpected error: test case #%d", i))
}
}
}
func TestTransactionVerifySig(t *testing.T) {
txs := NewTestEthTxs(
TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1},
)
addr, err := txs[0].VerifySig(TestChainID)
require.NoError(t, err)
require.Equal(t, TestAddr1, addr)
addr, err = txs[0].VerifySig(big.NewInt(100))
require.Error(t, err)
require.NotEqual(t, TestAddr1, addr)
}
func TestTxDecoder(t *testing.T) {
testCodec := NewTestCodec()
txDecoder := TxDecoder(testCodec, TestSDKAddr)
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msgs := []sdk.Msg{sdk.NewTestMsg()}
// create a non-SDK Ethereum transaction
txs := NewTestEthTxs(
TestChainID, []int64{0}, []ethcmn.Address{TestAddr1}, []*ecdsa.PrivateKey{TestPrivKey1},
)
txBytes, err := rlp.EncodeToBytes(txs[0])
require.NoError(t, err)
// require the transaction to properly decode into a Transaction
decodedTx, err := txDecoder(txBytes)
require.NoError(t, err)
require.IsType(t, Transaction{}, decodedTx)
require.Equal(t, txs[0].data, (decodedTx.(Transaction)).data)
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// create a SDK (auth.StdTx) transaction and encode
txs = NewTestSDKTxs(
testCodec, TestChainID, TestSDKAddr, msgs, []int64{0}, []int64{0},
[]*ecdsa.PrivateKey{TestPrivKey1}, NewTestStdFee(),
)
txBytes, err = rlp.EncodeToBytes(txs[0])
require.NoError(t, err)
// require the transaction to properly decode into a Transaction
stdTx := NewTestStdTx(TestChainID, msgs, []int64{0}, []int64{0}, []*ecdsa.PrivateKey{TestPrivKey1}, NewTestStdFee())
decodedTx, err = txDecoder(txBytes)
require.NoError(t, err)
require.IsType(t, auth.StdTx{}, decodedTx)
require.Equal(t, stdTx, decodedTx)
// require the decoding to fail when no transaction bytes are given
decodedTx, err = txDecoder([]byte{})
require.Error(t, err)
require.Nil(t, decodedTx)
}