From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../non262/Promise/promise-rejection-tracking.js | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 js/src/tests/non262/Promise/promise-rejection-tracking.js (limited to 'js/src/tests/non262/Promise/promise-rejection-tracking.js') diff --git a/js/src/tests/non262/Promise/promise-rejection-tracking.js b/js/src/tests/non262/Promise/promise-rejection-tracking.js new file mode 100644 index 0000000000..a596fa6a99 --- /dev/null +++ b/js/src/tests/non262/Promise/promise-rejection-tracking.js @@ -0,0 +1,31 @@ +// |reftest| skip-if(!xulRuntime.shell) -- needs setPromiseRejectionTrackerCallback + +const UNHANDLED = 0; +const HANDLED = 1; + +let rejections = new Map(); +function rejectionTracker(promise, state) { + rejections.set(promise, state); +} +setPromiseRejectionTrackerCallback(rejectionTracker); + +// Unhandled rejections are tracked. +let reject; +let p = new Promise((res_, rej_) => (reject = rej_)); +assertEq(rejections.has(p), false); +reject('reason'); +assertEq(rejections.get(p), UNHANDLED); +// Later handling updates the tracking. +p.then(_=>_, _=>_); +assertEq(rejections.get(p), HANDLED); + +rejections.clear(); + +// Handled rejections aren't tracked at all. +p = new Promise((res_, rej_) => (reject = rej_)); +assertEq(rejections.has(p), false); +p.then(_=>_, _=>_); +reject('reason'); +assertEq(rejections.has(p), false); + +this.reportCompare && reportCompare(true,true); -- cgit v1.2.3