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fix: stabilize blacklist token shielding test after time warp #22487

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fix: stabilize blacklist token shielding test after time warp #22487

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8 changes: 8 additions & 0 deletions .test_patterns.yml
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Expand Up @@ -356,3 +356,11 @@ tests:
error_regex: "timeout: sending signal"
owners:
- *charlie

# Timing-sensitive: after time warp, PXE may use stale anchor block under heavy CI load,
# causing "Invalid expiration timestamp" when 64+ tests run in parallel.
# Passes reliably when run in isolation. Introduced by #22084 (new CheatCodes warp API).
- regex: "src/e2e_blacklist_token_contract/shielding.test.ts"
error_regex: "Invalid expiration timestamp"
owners:
- *jan
3 changes: 3 additions & 0 deletions yarn-project/end-to-end/src/e2e_blacklist_token_contract/blacklist_token_contract_test.ts
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Expand Up @@ -70,6 +70,9 @@ export class BlacklistTokenContractTest {

async crossTimestampOfChange() {
await this.cheatCodes.warpL2TimeAtLeastBy(this.aztecNode, BlacklistTokenContractTest.CHANGE_ROLES_DELAY);
// Force PXE to sync the warped block before returning. Under heavy CI load, the PXE may not
// have the latest block yet when the next send() call runs, causing "Invalid expiration timestamp".
await this.asset.methods.get_roles(this.adminAddress).simulate({ from: this.adminAddress });
}

/**
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