From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../Intl/DateTimeFormat/cross-compartment.js | 70 ++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 js/src/tests/non262/Intl/DateTimeFormat/cross-compartment.js (limited to 'js/src/tests/non262/Intl/DateTimeFormat/cross-compartment.js') diff --git a/js/src/tests/non262/Intl/DateTimeFormat/cross-compartment.js b/js/src/tests/non262/Intl/DateTimeFormat/cross-compartment.js new file mode 100644 index 0000000000..dac99bdc19 --- /dev/null +++ b/js/src/tests/non262/Intl/DateTimeFormat/cross-compartment.js @@ -0,0 +1,70 @@ +// |reftest| skip-if(!this.hasOwnProperty("Intl")) + +var otherGlobal = newGlobal(); + +var dateTimeFormat = new Intl.DateTimeFormat(); +var ccwDateTimeFormat = new otherGlobal.Intl.DateTimeFormat(); + +// Test Intl.DateTimeFormat.prototype.format with a CCW object. +var Intl_DateTimeFormat_format_get = Object.getOwnPropertyDescriptor(Intl.DateTimeFormat.prototype, "format").get; + +assertEq(Intl_DateTimeFormat_format_get.call(ccwDateTimeFormat)(0), + Intl_DateTimeFormat_format_get.call(dateTimeFormat)(0)); + +// Test Intl.DateTimeFormat.prototype.formatToParts with a CCW object. +var Intl_DateTimeFormat_formatToParts = Intl.DateTimeFormat.prototype.formatToParts; + +assertEq(deepEqual(Intl_DateTimeFormat_formatToParts.call(ccwDateTimeFormat, 0), + Intl_DateTimeFormat_formatToParts.call(dateTimeFormat, 0)), + true); + +// Test Intl.DateTimeFormat.prototype.resolvedOptions with a CCW object. +var Intl_DateTimeFormat_resolvedOptions = Intl.DateTimeFormat.prototype.resolvedOptions; + +assertEq(deepEqual(Intl_DateTimeFormat_resolvedOptions.call(ccwDateTimeFormat), + Intl_DateTimeFormat_resolvedOptions.call(dateTimeFormat)), + true); + +// Special case for Intl.DateTimeFormat: The Intl fallback symbol. + +function fallbackSymbol(global) { + var DTF = global.Intl.DateTimeFormat; + return Object.getOwnPropertySymbols(DTF.call(Object.create(DTF.prototype)))[0]; +} + +const intlFallbackSymbol = fallbackSymbol(this); +const otherIntlFallbackSymbol = fallbackSymbol(otherGlobal); +assertEq(intlFallbackSymbol === otherIntlFallbackSymbol, false); + +// Test when the fallback symbol points to a CCW DateTimeFormat object. +var objWithFallbackCCWDateTimeFormat = { + __proto__: Intl.DateTimeFormat.prototype, + [intlFallbackSymbol]: ccwDateTimeFormat, +}; + +assertEq(Intl_DateTimeFormat_format_get.call(objWithFallbackCCWDateTimeFormat)(0), + Intl_DateTimeFormat_format_get.call(dateTimeFormat)(0)); + +assertEq(deepEqual(Intl_DateTimeFormat_resolvedOptions.call(objWithFallbackCCWDateTimeFormat), + Intl_DateTimeFormat_resolvedOptions.call(dateTimeFormat)), + true); + +// Ensure the fallback symbol(s) are not accessed for CCW DateTimeFormat objects. +var ccwDateTimeFormatWithPoisonedFallback = new otherGlobal.Intl.DateTimeFormat(); +Object.setPrototypeOf(ccwDateTimeFormatWithPoisonedFallback, Intl.DateTimeFormat.prototype); +Object.defineProperty(ccwDateTimeFormatWithPoisonedFallback, intlFallbackSymbol, { + get() { throw new Error(); } +}); +Object.defineProperty(ccwDateTimeFormatWithPoisonedFallback, otherIntlFallbackSymbol, { + get() { throw new Error(); } +}); + +assertEq(Intl_DateTimeFormat_format_get.call(ccwDateTimeFormatWithPoisonedFallback)(0), + Intl_DateTimeFormat_format_get.call(dateTimeFormat)(0)); + +assertEq(deepEqual(Intl_DateTimeFormat_resolvedOptions.call(ccwDateTimeFormatWithPoisonedFallback), + Intl_DateTimeFormat_resolvedOptions.call(dateTimeFormat)), + true); + +if (typeof reportCompare === "function") + reportCompare(true, true); -- cgit v1.2.3