// (c) 2019-2020, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package evm
import (
"testing"
"github.com/ava-labs/avalanchego/chains/atomic"
"github.com/ava-labs/avalanchego/ids"
"github.com/ava-labs/avalanchego/utils/crypto"
"github.com/ava-labs/avalanchego/vms/components/avax"
"github.com/ava-labs/avalanchego/vms/secp256k1fx"
)
func TestImportTxVerifyNil(t *testing.T) {
var importTx *UnsignedImportTx
if err := importTx.Verify(testXChainID, NewContext(), testTxFee, testAvaxAssetID); err == nil {
t.Fatal("Verify should have failed due to nil transaction")
}
}
func TestImportTxVerify(t *testing.T) {
var importAmount uint64 = 10000000
txID := ids.NewID([32]byte{0xff})
importTx := &UnsignedImportTx{
NetworkID: testNetworkID,
BlockchainID: testCChainID,
SourceChain: testXChainID,
ImportedInputs: []*avax.TransferableInput{
{
UTXOID: avax.UTXOID{
TxID: txID,
OutputIndex: uint32(0),
},
Asset: avax.Asset{ID: testAvaxAssetID},
In: &secp256k1fx.TransferInput{
Amt: importAmount,
Input: secp256k1fx.Input{
SigIndices: []uint32{0},
},
},
},
{
UTXOID: avax.UTXOID{
TxID: txID,
OutputIndex: uint32(1),
},
Asset: avax.Asset{ID: testAvaxAssetID},
In: &secp256k1fx.TransferInput{
Amt: importAmount,
Input: secp256k1fx.Input{
SigIndices: []uint32{0},
},
},
},
},
Outs: []EVMOutput{
{
Address: testEthAddrs[0],
Amount: importAmount,
AssetID: testAvaxAssetID,
},
{
Address: testEthAddrs[1],
Amount: importAmount,
AssetID: testAvaxAssetID,
},
},
}
ctx := NewContext()
// // Sort the inputs and outputs to ensure the transaction is canonical
avax.SortTransferableInputs(importTx.ImportedInputs)
SortEVMOutputs(importTx.Outs)
// Test Valid ImportTx
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err != nil {
t.Fatalf("Failed to verify ImportTx: %w", err)
}
importTx.syntacticallyVerified = false
importTx.NetworkID = testNetworkID + 1
// // Test Incorrect Network ID Errors
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to incorrect network ID")
}
importTx.syntacticallyVerified = false
importTx.NetworkID = testNetworkID
importTx.BlockchainID = nonExistentID
// // Test Incorrect Blockchain ID Errors
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to incorrect blockchain ID")
}
importTx.syntacticallyVerified = false
importTx.BlockchainID = testCChainID
importTx.SourceChain = nonExistentID
// // Test Incorrect Destination Chain ID Errors
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to incorrect source chain")
}
importTx.syntacticallyVerified = false
importTx.SourceChain = testXChainID
importedIns := importTx.ImportedInputs
importTx.ImportedInputs = nil
// // Test No Exported Outputs Errors
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to no imported inputs")
}
importTx.syntacticallyVerified = false
importTx.ImportedInputs = []*avax.TransferableInput{importedIns[1], importedIns[0]}
// // Test Unsorted Imported Inputs Errors
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to unsorted import inputs")
}
importTx.syntacticallyVerified = false
importTx.ImportedInputs = []*avax.TransferableInput{importedIns[0], nil}
if err := importTx.Verify(testXChainID, ctx, testTxFee, testAvaxAssetID); err == nil {
t.Fatal("ImportTx should have failed verification due to invalid input")
}
}
func TestImportTxSemanticVerify(t *testing.T) {
_, vm, _, sharedMemory := GenesisVM(t, false)
xChainSharedMemory := sharedMemory.NewSharedMemory(vm.ctx.XChainID)
importAmount := uint64(1000000)
utxoID := avax.UTXOID{
TxID: ids.NewID([32]byte{
0x0f, 0x2f, 0x4f, 0x6f, 0x8e, 0xae, 0xce, 0xee,
0x0d, 0x2d, 0x4d, 0x6d, 0x8c, 0xac, 0xcc, 0xec,
0x0b, 0x2b, 0x4b, 0x6b, 0x8a, 0xaa, 0xca, 0xea,
0x09, 0x29, 0x49, 0x69, 0x88, 0xa8, 0xc8, 0xe8,
}),
}
utxo := &avax.UTXO{
UTXOID: utxoID,
Asset: avax.Asset{ID: vm.ctx.AVAXAssetID},
Out: &secp256k1fx.TransferOutput{
Amt: importAmount,
OutputOwners: secp256k1fx.OutputOwners{
Threshold: 1,
Addrs: []ids.ShortID{testKeys[0].PublicKey().Address()},
},
},
}
utxoBytes, err := vm.codec.Marshal(utxo)
if err != nil {
t.Fatal(err)
}
evmOutput := EVMOutput{
Address: testEthAddrs[0],
Amount: importAmount,
AssetID: vm.ctx.AVAXAssetID,
}
unsignedImportTx := &UnsignedImportTx{
NetworkID: vm.ctx.NetworkID,
BlockchainID: vm.ctx.ChainID,
SourceChain: vm.ctx.XChainID,
ImportedInputs: []*avax.TransferableInput{{
UTXOID: utxoID,
Asset: avax.Asset{ID: vm.ctx.AVAXAssetID},
In: &secp256k1fx.TransferInput{
Amt: importAmount,
Input: secp256k1fx.