const { test } = require('node:test');
const assert = require('node:assert');
const fs = require('node:fs');
const path = require('node:path');
const os = require('node:os');
const { bake } = require('../src/bake');

const FRESH = path.resolve(__dirname, 'fixtures/sprite-fresh');

test('bake sprite: fresh bake of 4 fixture sprites', async (t) => {
    const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'bake-sprite-fresh-'));
    t.after(() => fs.rmSync(tmp, { recursive: true, force: true }));

    const result = await bake({
        mode: 'sprite',
        inDir: FRESH,
        outDir: tmp,
        atlasId: 'test',
        padPx: 0,
    });
    assert.strictEqual(result.atlasId, 'test');
    assert.strictEqual(result.spriteCount, 4);

    // Outputs exist
    assert.ok(fs.existsSync(path.join(tmp, 'test/sprites.diffuse.atlas.png')));
    assert.ok(fs.existsSync(path.join(tmp, 'test/sprites.uv.json')));
    assert.ok(fs.existsSync(path.join(tmp, 'test/sprites.atlas.lock.json')));

    // UV-JSON has expected aliases
    const uv = JSON.parse(fs.readFileSync(path.join(tmp, 'test/sprites.uv.json'), 'utf8'));
    const aliases = Object.keys(uv.sprites).sort();
    assert.deepStrictEqual(aliases, ['barrel_large', 'bed1', 'bench1', 'sack']);
});