| // 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.setmilliseconds |
| description: Return value for valid dates |
| info: | |
| 1. Let t be LocalTime(? thisTimeValue(this value)). |
| 2. Let dt be ? ToNumber(date). |
| 3. Let newDate be MakeDate(MakeDay(YearFromTime(t), MonthFromTime(t), dt), |
| TimeWithinDay(t)). |
| 4. Let u be TimeClip(UTC(newDate)). |
| 5. Set the [[DateValue]] internal slot of this Date object to u. |
| 6. Return u. |
| ---*/ |
| |
| var date = new Date(2016, 6); |
| var returnValue, expected; |
| |
| returnValue = date.setMilliseconds(333); |
| |
| expected = new Date(2016, 6, 1, 0, 0, 0, 333).getTime(); |
| assert.sameValue( |
| returnValue, expected, 'within unit boundary (return value)' |
| ); |
| assert.sameValue( |
| date.getTime(), expected, 'within unit boundary ([[DateValue]] slot)' |
| ); |
| |
| returnValue = date.setMilliseconds(-1); |
| |
| expected = new Date(2016, 5, 30, 23, 59, 59, 999).getTime(); |
| assert.sameValue( |
| returnValue, expected, 'before time unit boundary (return value)' |
| ); |
| assert.sameValue( |
| date.getTime(), expected, 'before time unit boundary ([[DateValue]] slot)' |
| ); |
| |
| returnValue = date.setMilliseconds(1000); |
| |
| expected = new Date(2016, 6, 1).getTime(); |
| assert.sameValue( |
| returnValue, expected, 'after time unit boundary (return value)' |
| ); |
| assert.sameValue( |
| date.getTime(), expected, 'after time unit boundary ([[DateValue]] slot)' |
| ); |