mirror of
https://github.com/tc39/test262.git
synced 2025-11-04 05:33:50 +01:00
7298a38552
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
17 lines
647 B
JavaScript
17 lines
647 B
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
function testMutatedPrimitiveToStringTag(primitive) {
|
|
Object.defineProperty(
|
|
primitive.__proto__, Symbol.toStringTag,
|
|
{value: "bogus", configurable: true, writable: false, enumerable: false});
|
|
assertEquals("[object bogus]", Object.prototype.toString.call(primitive));
|
|
}
|
|
|
|
testMutatedPrimitiveToStringTag('');
|
|
testMutatedPrimitiveToStringTag(true);
|
|
testMutatedPrimitiveToStringTag(42);
|
|
testMutatedPrimitiveToStringTag(42.42);
|
|
testMutatedPrimitiveToStringTag(Symbol());
|