1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
// Copyright (C) 2021 Kevin Gibbons. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-date.prototype.setutchours
description: Order of coercion of provided arguments vs NaN check
info: |
1. Let t be ? thisTimeValue(this value).
2. Let h be ? ToNumber(hour).
3. If min is present, let m be ? ToNumber(min).
4. If sec is present, let s be ? ToNumber(sec).
5. If ms is present, let milli be ? ToNumber(ms).
6. If t is NaN, return NaN.
7. If min is not present, let m be MinFromTime(t).
8. If sec is not present, let s be SecFromTime(t).
9. If ms is not present, let milli be msFromTime(t).
10. Let date be MakeDate(Day(t), MakeTime(h, m, s, milli)).
11. Let v be TimeClip(date).
12. Set the [[DateValue]] internal slot of this Date object to v.
13. Return v.
includes: [compareArray.js]
---*/
var date = new Date(NaN);
var effects = [];
var argHour = {
valueOf: function() {
effects.push('valueOf hour');
return 0;
}
};
var argMin = {
valueOf: function() {
effects.push('valueOf min');
return 0;
}
};
var argSec = {
valueOf: function() {
effects.push('valueOf sec');
return 0;
}
};
var argMs = {
valueOf: function() {
effects.push('valueOf ms');
return 0;
}
};
var returnValue = date.setUTCHours(argHour, argMin, argSec, argMs);
var expectedEffects = ['valueOf hour', 'valueOf min', 'valueOf sec', 'valueOf ms'];
assert.compareArray(effects, expectedEffects);
assert.sameValue(returnValue, NaN, 'argument is ignored when `this` is an invalid date');
assert.sameValue(date.getTime(), NaN, 'argument is ignored when `this` is an invalid date');
reportCompare(0, 0);
|