Files
mediacms/frontend/tests/utils/classes/MediaDurationInfo.test.ts
2026-01-24 20:03:27 +02:00

102 lines
4.0 KiB
TypeScript

import { MediaDurationInfo } from '../../../src/static/js/utils/classes/MediaDurationInfo';
describe('utils/classes', () => {
describe('MediaDurationInfo', () => {
test('Initializes via constructor when seconds is a positive integer (<= 59)', () => {
const mdi = new MediaDurationInfo(42);
expect(mdi.toString()).toBe('0:42');
expect(mdi.ariaLabel()).toBe('42 seconds');
expect(mdi.ISO8601()).toBe('P0Y0M0DT0H0M42S');
});
test('Formats minutes and zero-pads seconds; no hours prefix under 60 minutes', () => {
const mdi = new MediaDurationInfo();
mdi.update(5 * 60 + 7);
expect(mdi.toString()).toBe('5:07');
expect(mdi.ariaLabel()).toBe('5 minutes, 7 seconds');
expect(mdi.ISO8601()).toBe('P0Y0M0DT0H5M7S');
});
test('Includes hours when duration >= 1 hour and zero-pads minutes when needed', () => {
const mdi = new MediaDurationInfo();
mdi.update(1 * 3600 + 2 * 60 + 3);
expect(mdi.toString()).toBe('1:02:03');
expect(mdi.ariaLabel()).toBe('1 hours, 2 minutes, 3 seconds');
expect(mdi.ISO8601()).toBe('P0Y0M0DT1H2M3S');
});
test('Accumulates hours when days are present (e.g., 1 day + 2:03:04 => 26:03:04)', () => {
const mdi = new MediaDurationInfo();
const seconds = 1 * 86400 + 2 * 3600 + 3 * 60 + 4; // 1d 2:03:04 => 26:03:04
mdi.update(seconds);
expect(mdi.toString()).toBe('26:03:04');
expect(mdi.ariaLabel()).toBe('26 hours, 3 minutes, 4 seconds');
expect(mdi.ISO8601()).toBe('P0Y0M0DT26H3M4S');
});
test('Large durations: multiple days correctly mapped into hours', () => {
const mdi = new MediaDurationInfo();
const seconds = 3 * 86400 + 10 * 3600 + 15 * 60 + 9; // 3d 10:15:09 => 82:15:09
mdi.update(seconds);
expect(mdi.toString()).toBe('82:15:09');
expect(mdi.ariaLabel()).toBe('82 hours, 15 minutes, 9 seconds');
expect(mdi.ISO8601()).toBe('P0Y0M0DT82H15M9S');
});
test('Caching: toString and ariaLabel recompute only after update()', () => {
const mdi = new MediaDurationInfo(59);
const firstToString = mdi.toString();
const firstAria = mdi.ariaLabel();
expect(firstToString).toBe('0:59');
expect(firstAria).toBe('59 seconds');
// Call again to hit cached path
expect(mdi.toString()).toBe(firstToString);
expect(mdi.ariaLabel()).toBe(firstAria);
// Update and ensure cache invalidates
mdi.update(60);
expect(mdi.toString()).toBe('1:00');
expect(mdi.ariaLabel()).toBe('1 minutes');
});
test('Ignores invalid (non-positive integer or zero) updates, retaining previous value', () => {
const mdi = new MediaDurationInfo(10);
expect(mdi.toString()).toBe('0:10');
mdi.update(1.23);
expect(mdi.toString()).toBe('0:10');
mdi.update(-5);
expect(mdi.toString()).toBe('0:10');
mdi.update('x');
expect(mdi.toString()).toBe('0:10');
});
test('Boundary conditions around a minute and an hour', () => {
const mdi = new MediaDurationInfo();
mdi.update(59);
expect(mdi.toString()).toBe('0:59');
mdi.update(60);
expect(mdi.toString()).toBe('1:00');
mdi.update(3599);
expect(mdi.toString()).toBe('59:59');
mdi.update(3600);
expect(mdi.toString()).toBe('1:00:00');
});
// @todo: Revisit this behavior
test('Constructs without initial seconds', () => {
const mdi = new MediaDurationInfo();
expect(typeof mdi.toString()).toBe('function');
expect(mdi.ariaLabel()).toBe('');
expect(mdi.ISO8601()).toBe('P0Y0M0DTundefinedHundefinedMundefinedS');
});
});
});