feat: sendRawTranscationConditional op-e2e test (#11671)

* e2e test

* undo some changes

* undo forge-std

op-e2e/opgeth/conditional_tx_test.go

+package opgeth
+
+import (
+	"context"
+	"math/big"
+	"testing"
+
+	op_e2e "github.com/ethereum-optimism/optimism/op-e2e"
+	"github.com/ethereum-optimism/optimism/op-e2e/e2eutils/geth"
+	"github.com/ethereum-optimism/optimism/op-e2e/e2eutils/wait"
+	"github.com/ethereum-optimism/optimism/op-e2e/system/e2esys"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/eth/ethconfig"
+	"github.com/ethereum/go-ethereum/ethclient"
+	"github.com/ethereum/go-ethereum/node"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/ethereum/go-ethereum/rpc"
+
+	"github.com/stretchr/testify/require"
+)
+
+const sendTxCondMethodName = "eth_sendRawTransactionConditional"
+
+var (
+	uint64Ptr              = func(num uint64) *uint64 { return &num }
+	enableTxCondGethOption = func(ethCfg *ethconfig.Config, nodeCfg *node.Config) error {
+		ethCfg.RollupSequencerTxConditionalEnabled = true
+		ethCfg.RollupSequencerTxConditionalCostRateLimit = 1000 // not parsed from default CLI values so explicily set
+		return nil
+	}
+)
+
+func mkTransferTx(t *testing.T, cfg *e2esys.SystemConfig, clnt *ethclient.Client) *types.Transaction {
+	gasLimit := uint64(21000) // Gas limit for a standard ETH transfer
+	gasPrice, err := clnt.SuggestGasPrice(context.Background())
+	require.NoError(t, err)
+
+	from, to := cfg.Secrets.Addresses().Alice, cfg.Secrets.Addresses().Bob
+	nonce, err := clnt.PendingNonceAt(context.Background(), from)
+	require.NoError(t, err)
+
+	tx := types.NewTransaction(nonce, to, big.NewInt(params.Ether), gasLimit, gasPrice, nil)
+	signedTx, err := types.SignTx(tx, types.NewEIP155Signer(cfg.L2ChainIDBig()), cfg.Secrets.Alice)
+	require.NoError(t, err)
+	return signedTx
+}
+
+func TestSendRawTransactionConditionalDisabled(t *testing.T) {
+	op_e2e.InitParallel(t)
+	cfg := e2esys.DefaultSystemConfig(t)
+	cfg.GethOptions[e2esys.RoleSeq] = []geth.GethOption{func(ethCfg *ethconfig.Config, nodeCfg *node.Config) error {
+		ethCfg.RollupSequencerTxConditionalEnabled = false
+		return nil
+	}}
+
+	sys, err := cfg.Start(t)
+	require.NoError(t, err, "Error starting up system")
+
+	err = sys.NodeClient(e2esys.RoleSeq).Client().Call(nil, sendTxCondMethodName)
+	require.Error(t, err)
+
+	// method not found json error
+	require.Equal(t, -32601, err.(*rpc.JsonError).Code)
+}
+
+func TestSendRawTransactionConditionalEnabled(t *testing.T) {
+	op_e2e.InitParallel(t)
+	cfg := e2esys.DefaultSystemConfig(t)
+	cfg.GethOptions[e2esys.RoleSeq] = []geth.GethOption{enableTxCondGethOption}
+
+	sys, err := cfg.Start(t)
+	require.NoError(t, err, "Error starting up system")
+
+	// wait for a couple l2 blocks to be created as conditionals are checked against older state
+	l2Client := sys.NodeClient(e2esys.RoleSeq)
+	require.NoError(t, wait.ForBlock(context.Background(), l2Client, 5))
+
+	tx := mkTransferTx(t, &cfg, l2Client)
+	txBytes, err := tx.MarshalBinary()
+	require.NoError(t, err)
+
+	// rejected conditional
+	err = l2Client.Client().Call(nil, sendTxCondMethodName, hexutil.Encode(txBytes), &types.TransactionConditional{TimestampMax: uint64Ptr(0)})
+	require.Error(t, err)
+	require.Equal(t, params.TransactionConditionalRejectedErrCode, err.(*rpc.JsonError).Code)
+
+	// accepted conditional
+	var hash common.Hash
+	err = l2Client.Client().Call(&hash, sendTxCondMethodName, hexutil.Encode(txBytes), &types.TransactionConditional{TimestampMin: uint64Ptr(0)})
+	require.NoError(t, err)
+	require.Equal(t, tx.Hash(), hash)
+	_, err = wait.ForReceiptOK(context.Background(), l2Client, tx.Hash())
+	require.NoError(t, err)
+}
+
+func TestSendRawTransactionConditionalTxForwarding(t *testing.T) {
+	op_e2e.InitParallel(t)
+	cfg := e2esys.DefaultSystemConfig(t)
+	cfg.GethOptions[e2esys.RoleSeq] = []geth.GethOption{enableTxCondGethOption}
+
+	// Tx will be submitted to the verifier sentry node, so we need to enable this endpoint
+	cfg.GethOptions[e2esys.RoleVerif] = []geth.GethOption{enableTxCondGethOption}
+
+	sys, err := cfg.Start(t)
+	require.NoError(t, err, "Error starting up system")
+
+	// wait for a couple l2 blocks to be created as conditionals are checked against older state
+	verifClient := sys.NodeClient(e2esys.RoleVerif)
+	require.NoError(t, wait.ForBlock(context.Background(), verifClient, 5))
+
+	tx := mkTransferTx(t, &cfg, verifClient)
+	txBytes, err := tx.MarshalBinary()
+	require.NoError(t, err)
+
+	// send  the tx through the verifier
+	var hash common.Hash
+	err = verifClient.Client().Call(&hash, sendTxCondMethodName, hexutil.Encode(txBytes), &types.TransactionConditional{TimestampMin: uint64Ptr(0)})
+	require.NoError(t, err)
+	require.Equal(t, tx.Hash(), hash)
+
+	// wait for a receipt on the sequencer to speed up the test
+	_, err = wait.ForReceiptOK(context.Background(), sys.NodeClient(e2esys.RoleSeq), tx.Hash())
+	require.NoError(t, err)
+}