import { Worker } from 'node:worker_threads';

import { describe, expect, it } from 'vitest';

import { minify } from '../index';

describe('simple', () => {

const code = '/*! legal comment */\nfunction foo() { var bar; bar(undefined) } foo();';

it('matches output', () => {

const ret = minify('test.js', code, { sourcemap: true });

expect(ret).toStrictEqual({

'code': 'function foo(){var e;e(void 0)}foo();',

'map': {

'mappings': 'AACA,SAAS,KAAM,CAAE,IAAIA,EAAK,SAAc,AAAE,CAAC,KAAK',

'names': [

'bar',

],

'sources': [

'test.js',

],

'sourcesContent': [

code,

],

'version': 3,

},

});

});

it('can turn off everything', () => {

const ret = minify('test.js', code, { compress: false, mangle: false, codegen: { removeWhitespace: false } });

expect(ret).toStrictEqual({

'code': 'function foo() {\n\tvar bar;\n\tbar(undefined);\n}\nfoo();\n',

});

});

it('defaults to esnext', () => {

const code = 'try { foo } catch (e) {}';

const ret = minify('test.js', code);

expect(ret.code).toBe('try{foo}catch{}');

});

});

describe('worker', () => {

it('should run', async () => {

const code = await new Promise((resolve, reject) => {

const worker = new Worker('./test/worker.mjs');

worker.on('error', (err) => {

reject(err);

});

worker.on('exit', (code) => {

resolve(code);

});

});

expect(code).toBe(0);

});

});