| // Copyright (C) 2017 Jordan Harband. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| author: Jordan Harband |
| description: > |
| Promise.prototype.finally called with a `this` value that defines a `then` |
| method which returns an abrupt completion. |
| esid: sec-promise.prototype.finally |
| features: [Promise.prototype.finally] |
| ---*/ |
| |
| var thrower = new Promise(function() {}); |
| thrower.then = function() { |
| throw new Test262Error(); |
| }; |
| |
| assert.throws(Test262Error, function() { |
| Promise.prototype.finally.call(thrower); |
| }); |
| |
| assert.throws(Test262Error, function() { |
| thrower.finally(); |
| }); |