import assert from 'node:assert/strict';
import { describe, it } from 'node:test';
import {
  DEFAULT_ASPECT_TABLE,
  buildDefaultAspectTable,
  swarmSizeFromRef,
} from '../src/aspect.js';

describe('aspect.js (SwarmUI side 1024)', () => {
  it('16:9 and 9:16 match Swarm Resolution dropdown', () => {
    assert.deepEqual(swarmSizeFromRef('16:9'), [1344, 768]);
    assert.deepEqual(swarmSizeFromRef('9:16'), [768, 1344]);
  });

  it('default table uses Swarm formula for landscape/portrait chips', () => {
    assert.deepEqual(DEFAULT_ASPECT_TABLE['16:9'], [1344, 768]);
    assert.deepEqual(DEFAULT_ASPECT_TABLE['9:16'], [768, 1344]);
    assert.deepEqual(DEFAULT_ASPECT_TABLE['2:3'], [832, 1216]);
    assert.deepEqual(DEFAULT_ASPECT_TABLE['1:1'], [1024, 1024]);
  });

  it('2.35:1 aliases 21:9', () => {
    assert.deepEqual(DEFAULT_ASPECT_TABLE['2.35:1'], DEFAULT_ASPECT_TABLE['21:9']);
    assert.deepEqual(DEFAULT_ASPECT_TABLE['21:9'], [1536, 640]);
  });

  it('scales with side length', () => {
    const t = buildDefaultAspectTable(512);
    assert.deepEqual(t['16:9'], [672, 384]);
  });
});