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
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.import { assertEquals } from "../testing/asserts.ts";import { format } from "./format.ts";
Deno.test({  name: "[std/datetime] format",  fn: () => {    // 00 hours    assertEquals(      "01:00:00",      format(new Date("2019-01-01T01:00:00"), "HH:mm:ss"),    );    assertEquals(      "13:00:00",      format(new Date("2019-01-01T13:00:00"), "HH:mm:ss"),    );
    // 12 hours    assertEquals(      "01:00:00",      format(new Date("2019-01-01T01:00:00"), "hh:mm:ss"),    );    assertEquals(      "01:00:00",      format(new Date("2019-01-01T13:00:00"), "hh:mm:ss"),    );
    // milliseconds    assertEquals(      "13:00:00.000",      format(new Date("2019-01-01T13:00:00"), "HH:mm:ss.SSS"),    );    assertEquals(      "13:00:00.000",      format(new Date("2019-01-01T13:00:00.000"), "HH:mm:ss.SSS"),    );    assertEquals(      "13:00:00.123",      format(new Date("2019-01-01T13:00:00.123"), "HH:mm:ss.SSS"),    );
    // day period    assertEquals(      "01:00:00 AM",      format(new Date("2019-01-01T01:00:00"), "HH:mm:ss a"),    );    assertEquals(      "01:00:00 AM",      format(new Date("2019-01-01T01:00:00"), "hh:mm:ss a"),    );    assertEquals(      "01:00:00 PM",      format(new Date("2019-01-01T13:00:00"), "hh:mm:ss a"),    );    assertEquals(      "21:00:00 PM",      format(new Date("2019-01-01T21:00:00"), "HH:mm:ss a"),    );    assertEquals(      "09:00:00 PM",      format(new Date("2019-01-01T21:00:00"), "hh:mm:ss a"),    );
    // quoted literal    assertEquals(      format(new Date(2019, 0, 20), "'today:' yyyy-MM-dd"),      "today: 2019-01-20",    );
    assertEquals(      format(new Date("2019-01-09T21:09:09"), "H:m:s yy-M-d"),      "21:9:9 19-1-9",    );
    assertEquals(      "13:00:00.00",      format(new Date("2019-01-01T13:00:00.000"), "HH:mm:ss.SS"),    );
    assertEquals(      "13:00:00.0",      format(new Date("2019-01-01T13:00:00.000"), "HH:mm:ss.S"),    );
    assertEquals(      "1",      format(new Date("2019-01-01T13:00:00.000"), "h"),    );  },});