electron/spec-main/asar-spec.ts

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import { expect } from 'chai';
import * as path from 'path';
import * as url from 'url';
import { Worker } from 'worker_threads';
import { BrowserWindow, ipcMain } from 'electron/main';
import { closeAllWindows } from './window-helpers';
import { emittedOnce } from './events-helpers';
describe('asar package', () => {
const fixtures = path.join(__dirname, '..', 'spec', 'fixtures');
const asarDir = path.join(fixtures, 'test.asar');
afterEach(closeAllWindows);
describe('asar protocol', () => {
it('sets __dirname correctly', async function () {
after(function () {
ipcMain.removeAllListeners('dirname');
});
const w = new BrowserWindow({
show: false,
width: 400,
height: 400,
webPreferences: {
nodeIntegration: true,
contextIsolation: false
}
});
const p = path.resolve(asarDir, 'web.asar', 'index.html');
const dirnameEvent = emittedOnce(ipcMain, 'dirname');
w.loadFile(p);
const [, dirname] = await dirnameEvent;
expect(dirname).to.equal(path.dirname(p));
});
it('loads script tag in html', async function () {
after(function () {
ipcMain.removeAllListeners('ping');
});
const w = new BrowserWindow({
show: false,
width: 400,
height: 400,
webPreferences: {
nodeIntegration: true,
contextIsolation: false
}
});
const p = path.resolve(asarDir, 'script.asar', 'index.html');
const ping = emittedOnce(ipcMain, 'ping');
w.loadFile(p);
const [, message] = await ping;
expect(message).to.equal('pong');
});
it('loads video tag in html', async function () {
this.timeout(60000);
after(function () {
ipcMain.removeAllListeners('asar-video');
});
const w = new BrowserWindow({
show: false,
width: 400,
height: 400,
webPreferences: {
nodeIntegration: true,
contextIsolation: false
}
});
const p = path.resolve(asarDir, 'video.asar', 'index.html');
w.loadFile(p);
const [, message, error] = await emittedOnce(ipcMain, 'asar-video');
if (message === 'ended') {
expect(error).to.be.null();
} else if (message === 'error') {
throw new Error(error);
}
});
});
describe('worker', () => {
it('Worker can load asar file', async () => {
const w = new BrowserWindow({ show: false });
await w.loadFile(path.join(fixtures, 'workers', 'load_worker.html'));
const workerUrl = url.format({
pathname: path.resolve(fixtures, 'workers', 'workers.asar', 'worker.js').replace(/\\/g, '/'),
protocol: 'file',
slashes: true
});
const result = await w.webContents.executeJavaScript(`loadWorker('${workerUrl}')`);
expect(result).to.equal('success');
});
it('SharedWorker can load asar file', async () => {
const w = new BrowserWindow({ show: false });
await w.loadFile(path.join(fixtures, 'workers', 'load_shared_worker.html'));
const workerUrl = url.format({
pathname: path.resolve(fixtures, 'workers', 'workers.asar', 'shared_worker.js').replace(/\\/g, '/'),
protocol: 'file',
slashes: true
});
const result = await w.webContents.executeJavaScript(`loadSharedWorker('${workerUrl}')`);
expect(result).to.equal('success');
});
});
describe('worker threads', function () {
it('should start worker thread from asar file', function (callback) {
const p = path.join(asarDir, 'worker_threads.asar', 'worker.js');
const w = new Worker(p);
w.on('error', (err) => callback(err));
w.on('message', (message) => {
expect(message).to.equal('ping');
w.terminate();
callback(null);
});
});
});
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});