46 lines
1.8 KiB
TypeScript
46 lines
1.8 KiB
TypeScript
 
|
import assert from 'node:assert/strict';
|
||
|
|
import { test } from 'node:test';
|
||
|
|
import { toLocalDate, toLocalTime, parseLocalDateTime } from './datetimeInput';
|
||
|
|
|
||
|
|
// All helpers work in the LOCAL timezone. We construct Dates with the local
|
||
|
|
// component constructor so the assertions hold regardless of where tests run.
|
||
|
|
|
||
|
|
test('toLocalDate: zero-pads month and day', () => {
|
||
|
|
assert.equal(toLocalDate(new Date(2026, 0, 5, 9, 3)), '2026-01-05');
|
||
|
|
assert.equal(toLocalDate(new Date(2026, 11, 25, 0, 0)), '2026-12-25');
|
||
|
|
});
|
||
|
|
|
||
|
|
test('toLocalTime: zero-pads hours and minutes (24h)', () => {
|
||
|
|
assert.equal(toLocalTime(new Date(2026, 0, 5, 9, 3)), '09:03');
|
||
|
|
assert.equal(toLocalTime(new Date(2026, 0, 5, 23, 59)), '23:59');
|
||
|
|
assert.equal(toLocalTime(new Date(2026, 0, 5, 0, 0)), '00:00');
|
||
|
|
});
|
||
|
|
|
||
|
|
test('toLocalDate/toLocalTime round-trip through parseLocalDateTime', () => {
|
||
|
|
const d = new Date(2026, 5, 15, 14, 30, 0, 0);
|
||
|
|
const parsed = parseLocalDateTime(toLocalDate(d), toLocalTime(d));
|
||
|
|
assert.ok(parsed);
|
||
|
|
assert.equal(parsed.getTime(), d.getTime());
|
||
|
|
});
|
||
|
|
|
||
|
|
test('parseLocalDateTime: returns null for missing parts', () => {
|
||
|
|
assert.equal(parseLocalDateTime('', '09:00'), null);
|
||
|
|
assert.equal(parseLocalDateTime('2026-01-05', ''), null);
|
||
|
|
assert.equal(parseLocalDateTime('', ''), null);
|
||
|
|
});
|
||
|
|
|
||
|
|
test('parseLocalDateTime: returns null for an invalid combination', () => {
|
||
|
|
assert.equal(parseLocalDateTime('not-a-date', '09:00'), null);
|
||
|
|
assert.equal(parseLocalDateTime('2026-13-40', '09:00'), null);
|
||
|
|
});
|
||
|
|
|
||
|
|
test('parseLocalDateTime: valid input yields the local wall-clock time', () => {
|
||
|
|
const parsed = parseLocalDateTime('2026-01-05', '09:03');
|
||
|
|
assert.ok(parsed);
|
||
|
|
assert.equal(parsed.getFullYear(), 2026);
|
||
|
|
assert.equal(parsed.getMonth(), 0);
|
||
|
|
assert.equal(parsed.getDate(), 5);
|
||
|
|
assert.equal(parsed.getHours(), 9);
|
||
|
|
assert.equal(parsed.getMinutes(), 3);
|
||
|
|
});
|