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diff --git a/js/src/tests/test262/harness/asyncHelpers-throwsAsync-same-realm.js b/js/src/tests/test262/harness/asyncHelpers-throwsAsync-same-realm.js
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+++ b/js/src/tests/test262/harness/asyncHelpers-throwsAsync-same-realm.js
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+// |reftest| async
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: |
+ Thenables that reject with instances of the realm specified constructor function
+ do not satisfy the assertion with cross realms collisions.
+flags: [async]
+includes: [asyncHelpers.js]
+---*/
+
+asyncTest(async function () {
+ var intrinsicTypeError = TypeError;
+ var caught = false;
+ var realmGlobal = $262.createRealm().global;
+
+ const p = assert.throwsAsync(TypeError, async function () {
+ throw new realmGlobal.TypeError();
+ });
+ assert(p instanceof Promise);
+ try {
+ await p;
+ } catch (err) {
+ caught = true;
+ assert.sameValue(
+ err.constructor,
+ Test262Error,
+ "Expected a Test262Error, but a '" +
+ err.constructor.name +
+ "' was thrown."
+ );
+ } finally {
+ assert(
+ caught,
+ "assert.throwsAsync did not reject when a different realm's error was thrown"
+ );
+ }
+});