25c11657fc
harmony_intl_bigint shipped in m76 harmony_intl_date_format_range shipped in m76 harmony_intl_datetime_style shipped in m76 harmony_intl_numberformat_unified shipped in m77 Bug: v8:9272, v8:9273, v8:9274 Change-Id: Icc640e011021e691373bc61725013578b7185e50 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1799263 Commit-Queue: Frank Tang <ftang@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/master@{#63736}
49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
// Copyright 2019 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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// Checks for security holes introduced by Object.property overrides.
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// For example:
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// Object.defineProperty(Array.prototype, 'locale', {
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// set: function(value) {
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// throw new Error('blah');
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// },
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// configurable: true,
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// enumerable: false
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// });
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//
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// would throw in case of (JS) x.locale = 'us' or (C++) x->Set('locale', 'us').
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// First get supported properties.
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// Some of the properties are optional, so we request them.
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var properties = [];
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var options = Intl.DateTimeFormat(
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'en-US', {timeStyle: 'full'}).resolvedOptions();
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for (var prop in options) {
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if (options.hasOwnProperty(prop)) {
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properties.push(prop);
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}
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}
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// In the order of Table 6 of
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// ecma402 #sec-intl.datetimeformat.prototype.resolvedoptions
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var expectedProperties = [
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'locale',
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'calendar',
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'numberingSystem',
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'timeZone',
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'hourCycle',
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'hour12',
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'timeStyle',
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];
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assertEquals(expectedProperties.length, properties.length);
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properties.forEach(function(prop) {
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assertFalse(expectedProperties.indexOf(prop) === -1);
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});
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taintProperties(properties);
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var locale = Intl.DateTimeFormat().resolvedOptions().locale;
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