import assert from 'node:assert/strict';
import test from 'node:test';
import { mapPlazaError, plazaInternals } from './plaza-posts.mjs';

test('normalizeTags trims, dedupes by order, and caps at five', () => {
  assert.deepEqual(plazaInternals.normalizeTags([' a ', 'b', '', 'c', 'd', 'e', 'f']), [
    'a',
    'b',
    'c',
    'd',
    'e',
  ]);
});

test('clampLimit enforces defaults and maximum', () => {
  assert.equal(plazaInternals.clampLimit(undefined), 20);
  assert.equal(plazaInternals.clampLimit(999), 50);
  assert.equal(plazaInternals.clampLimit(0), 20);
});

test('normalizeSort accepts recommend, hot, or new', () => {
  assert.equal(plazaInternals.normalizeSort(undefined), 'recommend');
  assert.equal(plazaInternals.normalizeSort('new'), 'new');
  assert.equal(plazaInternals.normalizeSort('hot'), 'hot');
  assert.equal(plazaInternals.normalizeSort('recommended'), 'recommend');
});

test('mapPlazaError maps documented API codes', () => {
  assert.equal(mapPlazaError({ code: 'ALREADY_PUBLISHED' }), 409);
  assert.equal(mapPlazaError({ code: 'PUBLICATION_NOT_ONLINE' }), 422);
  assert.equal(mapPlazaError({ code: 'POST_PERMISSION_DENIED' }), 403);
  assert.equal(mapPlazaError({ code: 'unknown' }), 500);
});