c5dc2fc9c1
Don't let holes compare equal to undefined, to avoid tests accidentally succeeding when operating on the wrong holeyness. Change-Id: I5fe1eea8b3e718389b46d542be45cca578a1080c Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/4091024 Commit-Queue: Leszek Swirski <leszeks@chromium.org> Reviewed-by: Marja Hölttä <marja@chromium.org> Cr-Commit-Position: refs/heads/main@{#84769}
11 lines
481 B
JavaScript
11 lines
481 B
JavaScript
// Copyright 2012 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Make sure that packed and unpacked array slices are still properly handled
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var holey_array = [1, 2, 3, 4, 5,,,,,,];
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assertEquals(new Array(1), holey_array.slice(6, 7));
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assertEquals(undefined, holey_array.slice(6, 7)[0]);
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assertEquals([], holey_array.slice(2, 1));
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assertEquals(3, holey_array.slice(2, 3)[0]);
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