Use time travel clock over sleeping the test thread

op-e2e/e2eutils/disputegame/deploy.go

@@ -10,6 +10,7 @@ import (
 	"github.com/ethereum-optimism/optimism/op-e2e/config"
 	"github.com/ethereum-optimism/optimism/op-e2e/e2eutils"
 	"github.com/ethereum-optimism/optimism/op-service/client/utils"
+	"github.com/ethereum-optimism/optimism/op-service/clock"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/stretchr/testify/require"
@@ -19,7 +20,7 @@ import (
 // It configures the alphabet fault game as game type 0 (faultGameType)
 // If/when the dispute game factory becomes a predeployed contract this can be removed and just use the
 // predeployed version
-func deployDisputeGameContracts(require *require.Assertions, ctx context.Context, client *ethclient.Client, opts *bind.TransactOpts, gameDuration uint64) (*bindings.DisputeGameFactory, *big.Int) {
+func deployDisputeGameContracts(require *require.Assertions, ctx context.Context, clock *clock.AdvancingClock, client *ethclient.Client, opts *bind.TransactOpts, gameDuration uint64) (*bindings.DisputeGameFactory, *big.Int) {
 	ctx, cancel := context.WithTimeout(ctx, 5*time.Minute)
 	defer cancel()
 	// Deploy the proxy
@@ -108,7 +109,7 @@ func deployDisputeGameContracts(require *require.Assertions, ctx context.Context
 
 	// Wait for the block hash oracle to be ready to receive the checkpoint.
 	// The block time is hard coded at 13 seconds, should parameterize.
-	time.Sleep(15 * time.Second)
+	clock.AdvanceTime(13 * time.Second)
 
 	// Store the current block in the oracle
 	tx, err = blockHashOracle.Checkpoint(opts)

op-e2e/e2eutils/disputegame/helper.go

@@ -15,6 +15,7 @@ import (
 	"github.com/ethereum-optimism/optimism/op-challenger/fault/types"
 	"github.com/ethereum-optimism/optimism/op-e2e/e2eutils/challenger"
 	"github.com/ethereum-optimism/optimism/op-service/client/utils"
+	"github.com/ethereum-optimism/optimism/op-service/clock"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/crypto"
@@ -47,14 +48,14 @@ type FactoryHelper struct {
 	l1Head  *big.Int
 }
 
-func NewFactoryHelper(t *testing.T, ctx context.Context, client *ethclient.Client, gameDuration uint64) *FactoryHelper {
+func NewFactoryHelper(t *testing.T, ctx context.Context, clock *clock.AdvancingClock, client *ethclient.Client, gameDuration uint64) *FactoryHelper {
 	require := require.New(t)
 	chainID, err := client.ChainID(ctx)
 	require.NoError(err)
 	opts, err := bind.NewKeyedTransactorWithChainID(deployer.TestKey, chainID)
 	require.NoError(err)
 
-	factory, l1Head := deployDisputeGameContracts(require, ctx, client, opts, gameDuration)
+	factory, l1Head := deployDisputeGameContracts(require, ctx, clock, client, opts, gameDuration)
 
 	return &FactoryHelper{
 		t:       t,

op-e2e/faultproof_test.go

@@ -21,7 +21,7 @@ func TestResolveDisputeGame(t *testing.T) {
 	t.Cleanup(sys.Close)
 
 	gameDuration := 24 * time.Hour
-	disputeGameFactory := disputegame.NewFactoryHelper(t, ctx, l1Client, uint64(gameDuration.Seconds()))
+	disputeGameFactory := disputegame.NewFactoryHelper(t, ctx, sys.TimeTravelClock, l1Client, uint64(gameDuration.Seconds()))
 	game := disputeGameFactory.StartAlphabetGame(ctx, "zyxwvut")
 	require.NotNil(t, game)
 
@@ -119,7 +119,7 @@ func TestChallengerCompleteDisputeGame(t *testing.T) {
 			t.Cleanup(sys.Close)
 
 			gameDuration := 24 * time.Hour
-			disputeGameFactory := disputegame.NewFactoryHelper(t, ctx, l1Client, uint64(gameDuration.Seconds()))
+			disputeGameFactory := disputegame.NewFactoryHelper(t, ctx, sys.TimeTravelClock, l1Client, uint64(gameDuration.Seconds()))
 			game := disputeGameFactory.StartAlphabetGame(ctx, test.rootClaimAlphabet)
 			require.NotNil(t, game)