Skip to content

Sets virtual clock to a fixed date #316484

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
hediet merged 1 commit into from
May 14, 2026
+8 −1
Merged

Sets virtual clock to a fixed date #316484

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
9 changes: 8 additions & 1 deletion src/vs/workbench/test/browser/componentFixtures/fixtureUtils.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -893,7 +893,14 @@ export function defineComponentFixture(options: ComponentFixtureOptions): Themed
// during dispose to drain async cleanup work (e.g. `Promise.race`
// guards behind `timeout(1000)` that hold references until they
// settle) before the leak tracker checks for undisposed objects.
const clock = new VirtualClock(Date.now());
//
// Seed the clock with a fixed wall-clock time so any code under
// test that reads `Date.now()` / `new Date()` produces the same
// values run after run. Real time would otherwise leak in
// through this seed and make screenshots that include
// time-derived labels (e.g. "1 hour ago", "Today") drift
// across days, hour boundaries, and DST changes.
const clock = new VirtualClock(new Date('2026-05-14T12:00:00Z').getTime());
const p = new VirtualTimeProcessor(
clock,
drainMicrotasksEmbedding(realTimeApi),
Expand Down
Loading