cinny/src/app/utils/haptics.test.ts

import { test } from 'node:test';
import assert from 'node:assert/strict';
import { hapticsSupported, tick } from './haptics';

// Node 22 exposes a read-only `globalThis.navigator`; swap it via defineProperty.
const original = Object.getOwnPropertyDescriptor(globalThis, 'navigator');
const setGlobal = (name: 'navigator' | 'window', value: unknown) =>
  Object.defineProperty(globalThis, name, { value, configurable: true, writable: true });
const restore = () => {
  if (original) Object.defineProperty(globalThis, 'navigator', original);
  else delete (globalThis as { navigator?: unknown }).navigator;
  delete (globalThis as { window?: unknown }).window;
};

test('tick is a no-op without the API, with the setting off, or under reduced motion', () => {
  setGlobal('navigator', {});
  assert.equal(hapticsSupported(), false);
  assert.equal(tick('ptt-on'), false);

  const calls: number[] = [];
  setGlobal('navigator', { vibrate: (ms: number) => calls.push(ms) === 1 });
  setGlobal('window', { matchMedia: () => ({ matches: true }) });
  assert.equal(tick('ptt-on'), false);
  assert.deepEqual(calls, []);

  setGlobal('window', { matchMedia: () => ({ matches: false }) });
  assert.equal(tick('ptt-on', false), false);
  assert.deepEqual(calls, []);
  restore();
});

test('tick vibrates per kind when allowed', () => {
  const calls: number[] = [];
  setGlobal('navigator', { vibrate: (ms: number) => calls.push(ms) > 0 });
  setGlobal('window', { matchMedia: () => ({ matches: false }) });
  assert.equal(tick('ptt-on'), true);
  assert.equal(tick('ptt-off'), true);
  assert.equal(tick('reaction'), true);
  assert.deepEqual(calls, [10, 10, 8]);
  restore();
});