| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| description: > |
| `Promise.resolve` invoked with a Promise with a unique constructor |
| es6id: 25.4.4.5 |
| info: | |
| 1. Let C be the this value. |
| [...] |
| 3. If IsPromise(x) is true, |
| a. Let xConstructor be Get(x, "constructor"). |
| b. ReturnIfAbrupt(xConstructor). |
| c. If SameValue(xConstructor, C) is true, return x. |
| 4. Let promiseCapability be NewPromiseCapability(C). |
| [...] |
| 8. Return promiseCapability.[[Promise]]. |
| ---*/ |
| |
| var promise1 = new Promise(function() {}); |
| var promise2; |
| |
| promise1.constructor = null; |
| |
| promise2 = Promise.resolve(promise1); |
| |
| assert.sameValue(promise1 === promise2, false); |
