| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-date.prototype.setyear |
| es6id: B.2.4.2 |
| es5id: B.2.5 |
| description: > |
| Behavior when the [[DateValue]] internal slot of "this" value is NaN |
| info: | |
| 1. Let t be ? thisTimeValue(this value). |
| 2. If t is NaN, let t be +0; otherwise, let t be LocalTime(t). |
| ---*/ |
| |
| var date = new Date({}); |
| var expected = new Date(1971, 0).valueOf(); |
| |
| assert.sameValue(date.setYear(71), expected, 'method return value'); |
| assert.sameValue(date.valueOf(), expected, '[[DateValue]] internal slot'); |
