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tests: Non-zero prestate when running DeployDisputeGame #18057

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Merged
smartcontracts merged 1 commit into from
Oct 28, 2025
Merged

tests: Non-zero prestate when running DeployDisputeGame #18057

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8 changes: 6 additions & 2 deletions op-e2e/config/init.go
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Original file line number Diff line number Diff line change
Expand Up @@ -498,20 +498,24 @@ func cannonPrestate(monorepoRoot string, allocType AllocType) common.Hash {
once.Do(func() {
f, err := os.Open(path.Join(monorepoRoot, "op-program", "bin", filename))
if err != nil {
log.Error("error opening prestate file", "err", err)
log.Warn("error opening prestate file. If you're running a test that requires prestates, make sure you've run `make cannon-prestates`", "err", err)
return
}
defer f.Close()

var prestate prestateFile
dec := json.NewDecoder(f)
if err := dec.Decode(&prestate); err != nil {
log.Error("error decoding prestate file", "err", err)
log.Error("error decoding prestate file. If you're running a test that requires prestates, make sure you've run `make cannon-prestates`", "err", err)
return
}

*cacheVar = common.HexToHash(prestate.Pre)
})

// Provide a dummy value so that the DeployDisputeGame script succeeds. Many tests do not require a dispute game. So this allieviates the need to build prestates during local development.
if *cacheVar == (common.Hash{}) {
*cacheVar = common.HexToHash("0xc02b59f772cb23a75b6ffb9f7602ba25fdd5d8e75ad88efcc013fec2c63b0895") // keccak("dummy")
}
return *cacheVar
}
2 changes: 2 additions & 0 deletions packages/contracts-bedrock/test/opcm/DeployDisputeGame.t.sol
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Expand Up @@ -50,6 +50,7 @@ contract DeployDisputeGame_Test is Test {
)
public
{
vm.assume(_input.absolutePrestate != bytes32(0));
vm.assume(_input.l2ChainId != 0);
vm.assume(_gameType != 0);
vm.assume(_clockExtension != 0);
Expand Down Expand Up @@ -87,6 +88,7 @@ contract DeployDisputeGame_Test is Test {
)
public
{
vm.assume(_input.absolutePrestate != bytes32(0));
vm.assume(_input.l2ChainId != 0);
vm.assume(_gameType != 0);
vm.assume(_clockExtension != 0);
Expand Down