Files
atomic-swap/ethereum/check_swap_creator_contract_test.go

87 lines
3.0 KiB
Go

// Copyright 2023 The AthanorLabs/atomic-swap Authors
// SPDX-License-Identifier: LGPL-3.0-only
package contracts
import (
"context"
"errors"
"testing"
ethcommon "github.com/ethereum/go-ethereum/common"
ethcrypto "github.com/ethereum/go-ethereum/crypto"
"github.com/stretchr/testify/require"
"github.com/athanorlabs/atomic-swap/common"
"github.com/athanorlabs/atomic-swap/tests"
)
// getContractCode is a test helper that deploys the swap creator contract to read back
// and return the finalised byte code post deployment.
func getContractCode(t *testing.T) []byte {
ec, _ := tests.NewEthClient(t)
pk := tests.GetMakerTestKey(t)
contractAddr, _ := DevDeploySwapCreator(t, ec, pk)
code, err := ec.CodeAt(context.Background(), contractAddr, nil)
require.NoError(t, err)
return code
}
// This test will fail if the compiled SwapCreator contract is updated, but the
// expectedSwapCreatorBytecodeHex constant is not updated. Use this test to update the
// constant.
func TestExpectedSwapCreatorBytecodeHex(t *testing.T) {
codeHex := ethcommon.Bytes2Hex(getContractCode(t))
require.Equal(t, expectedSwapCreatorBytecodeHex, codeHex,
"update the expectedSwapCreatorBytecodeHex constant with the actual value to fix this test")
}
// Ensure that we correctly verify the SwapCreator contract when initialised with
// different trusted forwarder addresses.
func TestCheckSwapCreatorContractCode(t *testing.T) {
ec, _ := tests.NewEthClient(t)
pk := tests.GetMakerTestKey(t)
contractAddr, _ := DevDeploySwapCreator(t, ec, pk)
err := CheckSwapCreatorContractCode(context.Background(), ec, contractAddr)
require.NoError(t, err)
}
// Tests that we fail when the wrong contract byte code is found
func TestCheckSwapCreatorContractCode_fail(t *testing.T) {
ec, _ := tests.NewEthClient(t)
pk := tests.GetMakerTestKey(t)
// Deploy a token contract and then try to verify it as SwapCreator contract
contractAddr, _ := deployERC20Token(t, ec, pk, "name", "symbol", 10, 100)
err := CheckSwapCreatorContractCode(context.Background(), ec, contractAddr)
require.ErrorIs(t, err, errInvalidSwapCreatorContract)
}
func TestSepoliaContract(t *testing.T) {
ctx := context.Background()
ec := tests.NewEthSepoliaClient(t)
// temporarily place a funded sepolia private key below to deploy the test contract
const sepoliaKey = ""
err := CheckSwapCreatorContractCode(ctx, ec, common.StagenetConfig().SwapCreatorAddr)
if errors.Is(err, errInvalidSwapCreatorContract) && sepoliaKey != "" {
pk, err := ethcrypto.HexToECDSA(sepoliaKey) //nolint:govet // shadow declaration of err
require.NoError(t, err)
swapCreatorAddr, _, err := DeploySwapCreatorWithKey(ctx, ec, pk)
require.NoError(t, err)
t.Fatalf("Update common.StagenetConfig()'s SwapCreatorAddr with %s", swapCreatorAddr.Hex())
}
require.NoError(t, err)
}
func TestMainnetContract(t *testing.T) {
ctx := context.Background()
ec := tests.NewEthMainnetClient(t)
mainnetConf := common.MainnetConfig()
err := CheckSwapCreatorContractCode(ctx, ec, mainnetConf.SwapCreatorAddr)
require.NoError(t, err)
}