Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/js/src/tests/test262/intl402/DisplayNames/locales-length-poison-throws.js b/js/src/tests/test262/intl402/DisplayNames/locales-length-poison-throws.js
new file mode 100644
index 0000000000..5469678ecc
--- /dev/null
+++ b/js/src/tests/test262/intl402/DisplayNames/locales-length-poison-throws.js
@@ -0,0 +1,42 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.DisplayNames
+description: >
+  Return abrupt completion from Get Locales length
+info: |
+  Intl.DisplayNames ([ locales [ , options ]])
+
+  1. If NewTarget is undefined, throw a TypeError exception.
+  2. Let displayNames be ? OrdinaryCreateFromConstructor(NewTarget, "%DisplayNamesPrototype%",
+    « [[InitializedDisplayNames]], [[Locale]], [[Style]], [[Type]], [[Fallback]], [[Fields]] »).
+  3. Let requestedLocales be ? CanonicalizeLocaleList(locales).
+  ...
+
+  CanonicalizeLocaleList ( locales )
+
+  1. If locales is undefined, then
+    a. Return a new empty List.
+  2. Let seen be a new empty List.
+  3. If Type(locales) is String, then
+    a. Let O be CreateArrayFromList(« locales »).
+  4. Else,
+    a. Let O be ? ToObject(locales).
+  5. Let len be ? ToLength(? Get(O, "length")).
+features: [Intl.DisplayNames]
+---*/
+
+var locales = {};
+
+Object.defineProperty(locales, 'length', {
+  get() {
+    throw new Test262Error();
+  }
+});
+
+assert.throws(Test262Error, () => {
+  new Intl.DisplayNames(locales);
+});
+
+reportCompare(0, 0);