Strict mode Failing
Expected no error, got TypeError: property is not configurable
non-Strict mode Failing
Expected no error, got TypeError: property is not configurable
Features:
- Symbol.hasInstance
Expected no error, got TypeError: property is not configurable
Expected no error, got TypeError: property is not configurable
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 19.2.3.6
description: Error thrown when accessing `prototype` property of `this` value
info: |
1. Let F be the this value.
2. Return OrdinaryHasInstance(F, V).
7.3.19 OrdinaryHasInstance (C, O)
[...]
4. Let P be Get(C, "prototype").
5. ReturnIfAbrupt(P).
features: [Symbol.hasInstance]
---*/
// Create a callable object without a `prototype` property
var f = Object.getOwnPropertyDescriptor({
get f() {}
}, 'f').get;
Object.defineProperty(f, 'prototype', {
get: function() {
throw new Test262Error();
}
});
assert.throws(Test262Error, function() {
f[Symbol.hasInstance]({});
});