| // 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 integer representation of the specified `year` is |
| relative to 1900 |
| info: | |
| [...] |
| 5. If y is not NaN and 0 ≤ ToInteger(y) ≤ 99, let yyyy be ToInteger(y) + |
| 1900. |
| [...] |
| ---*/ |
| |
| var date; |
| |
| date = new Date(1970, 0); |
| date.setYear(-0.9999999); |
| assert.sameValue(date.getFullYear(), 1900, 'y = -0.999999'); |
| |
| date = new Date(1970, 0); |
| date.setYear(-0); |
| assert.sameValue(date.getFullYear(), 1900, 'y = -0'); |
| |
| date = new Date(1970, 0); |
| date.setYear(0); |
| assert.sameValue(date.getFullYear(), 1900, 'y = 0'); |
| |
| date = new Date(1970, 0); |
| date.setYear(50); |
| assert.sameValue(date.getFullYear(), 1950, 'y = 50'); |
| |
| date = new Date(1970, 0); |
| date.setYear(50.999999); |
| assert.sameValue(date.getFullYear(), 1950, 'y = 50.999999'); |
| |
| date = new Date(1970, 0); |
| date.setYear(99); |
| assert.sameValue(date.getFullYear(), 1999, 'y = 99'); |
| |
| date = new Date(1970, 0); |
| date.setYear(99.999999); |
| assert.sameValue(date.getFullYear(), 1999, 'y = 99.999999'); |