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Serialize Atomics.waitAsync test262 group instead of excluding it #2479

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Merged
lahma merged 1 commit into from
May 17, 2026
Merged

Serialize Atomics.waitAsync test262 group instead of excluding it #2479

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2 changes: 1 addition & 1 deletion Directory.Packages.props
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@
<PackageVersion Include="SourceMaps" Version="0.3.0" />
<PackageVersion Include="Spectre.Console.Cli" Version="0.45.0" />
<PackageVersion Include="System.Text.Json" Version="10.0.8" />
<PackageVersion Include="Test262Harness" Version="1.0.5" />
<PackageVersion Include="Test262Harness" Version="1.0.6" />
<PackageVersion Include="xunit.v3.mtp-off" Version="3.2.2" />
<PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" PrivateAssets="all" />
<PackageVersion Include="YantraJS.Core" Version="1.2.366" />
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2 changes: 1 addition & 1 deletion Jint.Tests.Test262/.config/dotnet-tools.json
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Expand Up @@ -3,7 +3,7 @@
"isRoot": true,
"tools": {
"test262harness.console": {
"version": "1.0.4",
"version": "1.0.6",
"commands": [
"test262"
]
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20 changes: 11 additions & 9 deletions Jint.Tests.Test262/Test262Harness.settings.json
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Expand Up @@ -97,15 +97,17 @@
"intl402/Temporal/ZonedDateTime/prototype/daysInYear/basic-islamic-umalqura.js",
"intl402/Temporal/ZonedDateTime/prototype/inLeapYear/basic-islamic-umalqura.js",
"intl402/Temporal/ZonedDateTime/prototype/with/basic-islamic-umalqura.js",
"intl402/Temporal/ZonedDateTime/prototype/withCalendar/extreme-dates.js",

// === ATOMICS WAITASYNC TIMING FLAKES ===
// The no-spurious-wakeup-* siblings all assert `lapse >= TIMEOUT` where
// TIMEOUT is $262.agent.timeouts.small (200ms). On slow/loaded Windows CI
// runners, Task.Delay-driven timeout resolution can complete a few ms shy
// of the requested interval (Windows timer-tick granularity), producing
// a non-deterministic failure even though the implementation is correct.
"built-ins/Atomics/waitAsync/no-spurious-wakeup-on-exchange.js"
"intl402/Temporal/ZonedDateTime/prototype/withCalendar/extreme-dates.js"

],
// Timing-sensitive suites: serialise the whole generated test method instead of
// disabling individual cases. The Atomics.waitAsync no-spurious-wakeup-* tests
// assert `lapse >= TIMEOUT` where TIMEOUT is $262.agent.timeouts.small (200ms);
// under [Parallelizable(ParallelScope.All)] on loaded Windows CI runners,
// Task.Delay-driven timeout resolution can complete a few ms shy of the
// requested interval (timer-tick granularity), producing non-deterministic
// failures even though the implementation is correct.
"NonParallelFeatures": [
"Atomics.waitAsync"
]
}
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