test262/test/built-ins/Map/get-set-method-failure.js

27 lines
532 B
JavaScript

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 23.1.1.1
description: >
new Map returns abrupt from getting Map.prototype.set.
info: >
Map ( [ iterable ] )
...
7. Else,
a. Let adder be Get(map, "add").
b. ReturnIfAbrupt(adder).
---*/
Object.defineProperty(Map.prototype, 'set', {
get: function() {
throw new Test262Error();
}
});
new Map();
assert.throws(Test262Error, function() {
new Map([]);
});