test262/test/built-ins/Map/newtarget.js

38 lines
778 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: >
The new Map object's prototype is Map.prototype
info: |
Map ( [ iterable ] )
When the Map function is called with optional argument the following steps
are taken:
...
2. Let map be OrdinaryCreateFromConstructor(NewTarget, "%MapPrototype%",
«‍[[MapData]]» ).
...
---*/
var m1 = new Map();
assert.sameValue(
Object.getPrototypeOf(m1),
Map.prototype,
"`Object.getPrototypeOf(m1)` returns `Map.prototype`"
);
var m2 = new Map([
[1, 1],
[2, 2]
]);
assert.sameValue(
Object.getPrototypeOf(m2),
Map.prototype,
"`Object.getPrototypeOf(m2)` returns `Map.prototype`"
);