import assert from 'node:assert/strict';
import { test } from 'node:test';
import { defaultSettings, mergeSettings } from '../server/settings.js';

test('Vorgaben: beschleunigen und stummschalten an, Intro, Outro und Musik aus', () => {
  const settings = defaultSettings();
  assert.equal(settings.speedUp, true);
  assert.equal(settings.muteClips, true);
  assert.equal(settings.intro.enabled, false);
  assert.equal(settings.music.volume, 60);
});

test('Teiländerungen lassen den Rest stehen', () => {
  const merged = mergeSettings(defaultSettings(), { music: { volume: 35 } }, 5);
  assert.equal(merged.music.volume, 35);
  assert.equal(merged.music.enabled, false);
  assert.equal(merged.intro.volume, 100);
});

test('Voice-over-Lautstärke pro Clip und ausgeschlossene Clips', () => {
  const merged = mergeSettings(defaultSettings(), { voiceVolumes: { 2: 80 }, excluded: [3, 1, 3] }, 5);
  assert.deepEqual(merged.voiceVolumes, { 2: 80 });
  assert.deepEqual(merged.excluded, [1, 3]);
});

test('Ungültige Werte werden abgelehnt', () => {
  const invalid = [
    { music: { volume: 101 } },
    { clipVolume: -1 },
    { clipVolume: 50.5 },
    { speedUp: 'ja' },
    { voiceVolumes: { 9: 50 } },
    { excluded: [7] },
    [],
  ];
  for (const patch of invalid) {
    assert.throws(() => mergeSettings(defaultSettings(), patch, 5), { status: 400 });
  }
});

test('Unbekannte Felder werden ignoriert', () => {
  const merged = mergeSettings(defaultSettings(), { hacker: true, intro: { enabled: true, file: '/etc/passwd' } }, 1);
  assert.equal(merged.hacker, undefined);
  assert.equal(merged.intro.file, undefined);
  assert.equal(merged.intro.enabled, true);
});