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WPT

wpt / fs / FileSystemObserver-sync-access-handle.https.tentative.worker.html

Spec: File System ↗

Runs: Chrome 155.0.8042.0 (wpt@a1ecd0c09, 2026-09-04) | Firefox 157.0a1 (wpt@a1ecd0c09, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-52f0f (wpt@0588f3896, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)

View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi

ChromeFirefoxSafariLadybirdServoBlitz
Total4/40/40/40/40/4NOT RUN
SubtestChromeFirefoxSafariLadybirdServoBlitz
FileSystemSyncAccessHandle.write produces a "modified" eventPASSFAILFAILFAILFAIL
Multiple FileSystemSyncAccessHandle.writes produces the same amount of "modified" eventPASSFAILFAILFAILFAIL
FileSystemSyncAccessHandle.truncate produces a "modified" eventPASSFAILFAILFAILFAIL
FileSystemSyncAccessHandle methods that don't modify the file don't produce eventsPASSFAILFAILFAILFAIL