v8/test/intl/number-format/format-is-bound.js
Adam Klein 506dc92422 [intl] Bind NumberFormat.prototype.format to the proper receiver
Also fix type-check to check receiver for JSReceiver, not JSObject,
and add a test for DateTimeFormat verifying that it already
has the proper behavior.

Bug: chromium:881023
Cq-Include-Trybots: luci.v8.try:v8_linux_noi18n_rel_ng
Change-Id: I950c86094dfb9634e0b7e49bcbbb022fa81a71f7
Reviewed-on: https://chromium-review.googlesource.com/1225612
Commit-Queue: Adam Klein <adamk@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#55880}
2018-09-13 22:41:04 +00:00

51 lines
2.4 KiB
JavaScript

// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
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// * Neither the name of Google Inc. nor the names of its
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// Create default NumberFormat.
var nf = new Intl.NumberFormat();
var beforeCount = Object.getOwnPropertyNames(nf).length;
// Array we want to iterate, actual numbers are not important.
var numberArray = [1, 2, 3];
// It shouldn't throw.
// The format() method should be properly bound to the nf object.
numberArray.forEach(nf.format);
// Formatting a number should work in a direct call.
nf.format(12345);
// Reading the format doesn't add any additional property keys
assertEquals(beforeCount, Object.getOwnPropertyNames(nf).length);
// format should be bound properly even if created from a non-instance
var legacy = Intl.NumberFormat.call(Object.create(Intl.NumberFormat));
var boundFormat = legacy.format;
assertEquals(nf.format(12345), legacy.format(12345));
assertEquals(nf.format(54321), boundFormat(54321));