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import { expect } from 'chai';
import * as childProcess from 'child_process';
import * as path from 'path';
import * as fs from 'fs';
import * as os from 'os';
import * as qs from 'querystring';
import * as http from 'http';
import * as semver from 'semver';
import { AddressInfo } from 'net';
import { app, BrowserWindow, BrowserView, dialog, ipcMain, OnBeforeSendHeadersListenerDetails, protocol, screen, webContents, session, WebContents, BrowserWindowConstructorOptions } from 'electron/main';
import { emittedOnce, emittedUntil, emittedNTimes } from './events-helpers';
import { ifit, ifdescribe, defer, delay } from './spec-helpers';
import { closeWindow, closeAllWindows } from './window-helpers';
import { areColorsSimilar, captureScreen, CHROMA_COLOR_HEX, getPixelColor } from './screen-helpers';
const features = process._linkedBinding('electron_common_features');
const fixtures = path.resolve(__dirname, '..', 'spec', 'fixtures');
const mainFixtures = path.resolve(__dirname, 'fixtures');
// Is the display's scale factor possibly causing rounding of pixel coordinate
// values?
const isScaleFactorRounding = () => {
const { scaleFactor } = screen.getPrimaryDisplay();
// Return true if scale factor is non-integer value
if (Math.round(scaleFactor) !== scaleFactor) return true;
// Return true if scale factor is odd number above 2
return scaleFactor > 2 && scaleFactor % 2 === 1;
};
const expectBoundsEqual = (actual: any, expected: any) => {
if (!isScaleFactorRounding()) {
expect(expected).to.deep.equal(actual);
} else if (Array.isArray(actual)) {
expect(actual[0]).to.be.closeTo(expected[0], 1);
expect(actual[1]).to.be.closeTo(expected[1], 1);
} else {
expect(actual.x).to.be.closeTo(expected.x, 1);
expect(actual.y).to.be.closeTo(expected.y, 1);
expect(actual.width).to.be.closeTo(expected.width, 1);
expect(actual.height).to.be.closeTo(expected.height, 1);
}
};
const isBeforeUnload = (event: Event, level: number, message: string) => {
return (message === 'beforeunload');
};
describe('BrowserWindow module', () => {
describe('BrowserWindow constructor', () => {
it('allows passing void 0 as the webContents', async () => {
expect(() => {
const w = new BrowserWindow({
show: false,
// apparently void 0 had different behaviour from undefined in the
// issue that this test is supposed to catch.
webContents: void 0 // eslint-disable-line no-void
} as any);
w.destroy();
}).not.to.throw();
});
ifit(process.platform === 'linux')('does not crash when setting large window icons', async () => {
const appPath = path.join(__dirname, 'spec-main', 'fixtures', 'apps', 'xwindow-icon');
const appProcess = childProcess.spawn(process.execPath, [appPath]);
await new Promise((resolve) => { appProcess.once('exit', resolve); });
});
it('does not crash or throw when passed an invalid icon', async () => {
expect(() => {
const w = new BrowserWindow({
icon: undefined
} as any);
w.destroy();
}).not.to.throw();
});
});
describe('garbage collection', () => {
const v8Util = process._linkedBinding('electron_common_v8_util');
afterEach(closeAllWindows);
it('window does not get garbage collected when opened', async () => {
const w = new BrowserWindow({ show: false });
// Keep a weak reference to the window.
// eslint-disable-next-line no-undef
const wr = new WeakRef(w);
await delay();
// Do garbage collection, since |w| is not referenced in this closure
// it would be gone after next call if there is no other reference.
v8Util.requestGarbageCollectionForTesting();
await delay();
expect(wr.deref()).to.not.be.undefined();
});
});
describe('BrowserWindow.close()', () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true, contextIsolation: false } });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
it('should work if called when a messageBox is showing', async () => {
const closed = emittedOnce(w, 'closed');
dialog.showMessageBox(w, { message: 'Hello Error' });
w.close();
await closed;
});
it('closes window without rounded corners', async () => {
await closeWindow(w);
w = new BrowserWindow({ show: false, frame: false, roundedCorners: false });
const closed = emittedOnce(w, 'closed');
w.close();
await closed;
});
it('should not crash if called after webContents is destroyed', () => {
w.webContents.destroy();
w.webContents.on('destroyed', () => w.close());
});
it('should emit unload handler', async () => {
await w.loadFile(path.join(fixtures, 'api', 'unload.html'));
const closed = emittedOnce(w, 'closed');
w.close();
await closed;
const test = path.join(fixtures, 'api', 'unload');
const content = fs.readFileSync(test);
fs.unlinkSync(test);
expect(String(content)).to.equal('unload');
});
it('should emit beforeunload handler', async () => {
await w.loadFile(path.join(__dirname, 'fixtures', 'api', 'beforeunload-false.html'));
w.close();
await emittedOnce(w.webContents, 'before-unload-fired');
});
it('should not crash when keyboard event is sent before closing', async () => {
await w.loadURL('data:text/html,pls no crash');
const closed = emittedOnce(w, 'closed');
w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'Escape' });
w.close();
await closed;
});
describe('when invoked synchronously inside navigation observer', () => {
let server: http.Server = null as unknown as http.Server;
let url: string = null as unknown as string;
before((done) => {
server = http.createServer((request, response) => {
switch (request.url) {
case '/net-error':
response.destroy();
break;
case '/301':
response.statusCode = 301;
response.setHeader('Location', '/200');
response.end();
break;
case '/200':
response.statusCode = 200;
response.end('hello');
break;
case '/title':
response.statusCode = 200;
response.end('<title>Hello</title>');
break;
default:
throw new Error(`unsupported endpoint: ${request.url}`);
}
}).listen(0, '127.0.0.1', () => {
url = 'http://127.0.0.1:' + (server.address() as AddressInfo).port;
done();
});
});
after(() => {
server.close();
});
const events = [
{ name: 'did-start-loading', path: '/200' },
{ name: 'dom-ready', path: '/200' },
{ name: 'page-title-updated', path: '/title' },
{ name: 'did-stop-loading', path: '/200' },
{ name: 'did-finish-load', path: '/200' },
{ name: 'did-frame-finish-load', path: '/200' },
{ name: 'did-fail-load', path: '/net-error' }
];
for (const { name, path } of events) {
it(`should not crash when closed during ${name}`, async () => {
const w = new BrowserWindow({ show: false });
w.webContents.once((name as any), () => {
w.close();
});
const destroyed = emittedOnce(w.webContents, 'destroyed');
w.webContents.loadURL(url + path);
await destroyed;
});
}
});
});
describe('window.close()', () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true, contextIsolation: false } });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
it('should emit unload event', async () => {
w.loadFile(path.join(fixtures, 'api', 'close.html'));
await emittedOnce(w, 'closed');
const test = path.join(fixtures, 'api', 'close');
const content = fs.readFileSync(test).toString();
fs.unlinkSync(test);
expect(content).to.equal('close');
});
it('should emit beforeunload event', async function () {
await w.loadFile(path.join(__dirname, 'fixtures', 'api', 'beforeunload-false.html'));
w.webContents.executeJavaScript('window.close()', true);
await emittedOnce(w.webContents, 'before-unload-fired');
});
});
describe('BrowserWindow.destroy()', () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true } });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
it('prevents users to access methods of webContents', async () => {
const contents = w.webContents;
w.destroy();
await new Promise(setImmediate);
expect(() => {
contents.getProcessId();
}).to.throw('Object has been destroyed');
});
it('should not crash when destroying windows with pending events', () => {
const focusListener = () => { };
app.on('browser-window-focus', focusListener);
const windowCount = 3;
const windowOptions = {
show: false,
width: 400,
height: 400,
webPreferences: {
backgroundThrottling: false
}
};
const windows = Array.from(Array(windowCount)).map(() => new BrowserWindow(windowOptions));
windows.forEach(win => win.show());
windows.forEach(win => win.focus());
windows.forEach(win => win.destroy());
app.removeListener('browser-window-focus', focusListener);
});
});
describe('BrowserWindow.loadURL(url)', () => {
let w = null as unknown as BrowserWindow;
const scheme = 'other';
const srcPath = path.join(fixtures, 'api', 'loaded-from-dataurl.js');
before(() => {
protocol.registerFileProtocol(scheme, (request, callback) => {
callback(srcPath);
});
});
after(() => {
protocol.unregisterProtocol(scheme);
});
beforeEach(() => {
w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true } });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
let server = null as unknown as http.Server;
let url = null as unknown as string;
let postData = null as any;
before((done) => {
const filePath = path.join(fixtures, 'pages', 'a.html');
const fileStats = fs.statSync(filePath);
postData = [
{
type: 'rawData',
bytes: Buffer.from('username=test&file=')
},
{
type: 'file',
filePath: filePath,
offset: 0,
length: fileStats.size,
modificationTime: fileStats.mtime.getTime() / 1000
}
];
server = http.createServer((req, res) => {
function respond () {
if (req.method === 'POST') {
let body = '';
req.on('data', (data) => {
if (data) body += data;
});
req.on('end', () => {
const parsedData = qs.parse(body);
fs.readFile(filePath, (err, data) => {
if (err) return;
if (parsedData.username === 'test' &&
parsedData.file === data.toString()) {
res.end();
}
});
});
} else if (req.url === '/302') {
res.setHeader('Location', '/200');
res.statusCode = 302;
res.end();
} else {
res.end();
}
}
setTimeout(respond, req.url && req.url.includes('slow') ? 200 : 0);
});
server.listen(0, '127.0.0.1', () => {
url = `http://127.0.0.1:${(server.address() as AddressInfo).port}`;
done();
});
});
after(() => {
server.close();
});
it('should emit did-start-loading event', async () => {
const didStartLoading = emittedOnce(w.webContents, 'did-start-loading');
w.loadURL('about:blank');
await didStartLoading;
});
it('should emit ready-to-show event', async () => {
const readyToShow = emittedOnce(w, 'ready-to-show');
w.loadURL('about:blank');
await readyToShow;
});
// TODO(deepak1556): The error code now seems to be `ERR_FAILED`, verify what
// changed and adjust the test.
it.skip('should emit did-fail-load event for files that do not exist', async () => {
const didFailLoad = emittedOnce(w.webContents, 'did-fail-load');
w.loadURL('file://a.txt');
const [, code, desc,, isMainFrame] = await didFailLoad;
expect(code).to.equal(-6);
expect(desc).to.equal('ERR_FILE_NOT_FOUND');
expect(isMainFrame).to.equal(true);
});
it('should emit did-fail-load event for invalid URL', async () => {
const didFailLoad = emittedOnce(w.webContents, 'did-fail-load');
w.loadURL('http://example:port');
const [, code, desc,, isMainFrame] = await didFailLoad;
expect(desc).to.equal('ERR_INVALID_URL');
expect(code).to.equal(-300);
expect(isMainFrame).to.equal(true);
});
it('should set `mainFrame = false` on did-fail-load events in iframes', async () => {
const didFailLoad = emittedOnce(w.webContents, 'did-fail-load');
w.loadFile(path.join(fixtures, 'api', 'did-fail-load-iframe.html'));
const [,,,, isMainFrame] = await didFailLoad;
expect(isMainFrame).to.equal(false);
});
it('does not crash in did-fail-provisional-load handler', (done) => {
w.webContents.once('did-fail-provisional-load', () => {
w.loadURL('http://127.0.0.1:11111');
done();
});
w.loadURL('http://127.0.0.1:11111');
});
it('should emit did-fail-load event for URL exceeding character limit', async () => {
const data = Buffer.alloc(2 * 1024 * 1024).toString('base64');
const didFailLoad = emittedOnce(w.webContents, 'did-fail-load');
w.loadURL(`data:image/png;base64,${data}`);
const [, code, desc,, isMainFrame] = await didFailLoad;
expect(desc).to.equal('ERR_INVALID_URL');
expect(code).to.equal(-300);
expect(isMainFrame).to.equal(true);
});
it('should return a promise', () => {
const p = w.loadURL('about:blank');
expect(p).to.have.property('then');
});
it('should return a promise that resolves', async () => {
await expect(w.loadURL('about:blank')).to.eventually.be.fulfilled();
});
it('should return a promise that rejects on a load failure', async () => {
const data = Buffer.alloc(2 * 1024 * 1024).toString('base64');
const p = w.loadURL(`data:image/png;base64,${data}`);
await expect(p).to.eventually.be.rejected;
});
it('should return a promise that resolves even if pushState occurs during navigation', async () => {
const p = w.loadURL('data:text/html,<script>window.history.pushState({}, "/foo")</script>');
await expect(p).to.eventually.be.fulfilled;
});
describe('POST navigations', () => {
afterEach(() => { w.webContents.session.webRequest.onBeforeSendHeaders(null); });
it('supports specifying POST data', async () => {
await w.loadURL(url, { postData });
});
it('sets the content type header on URL encoded forms', async () => {
await w.loadURL(url);
const requestDetails: Promise<OnBeforeSendHeadersListenerDetails> = new Promise(resolve => {
w.webContents.session.webRequest.onBeforeSendHeaders((details) => {
resolve(details);
});
});
w.webContents.executeJavaScript(`
form = document.createElement('form')
document.body.appendChild(form)
form.method = 'POST'
form.submit()
`);
const details = await requestDetails;
expect(details.requestHeaders['Content-Type']).to.equal('application/x-www-form-urlencoded');
});
it('sets the content type header on multi part forms', async () => {
await w.loadURL(url);
const requestDetails: Promise<OnBeforeSendHeadersListenerDetails> = new Promise(resolve => {
w.webContents.session.webRequest.onBeforeSendHeaders((details) => {
resolve(details);
});
});
w.webContents.executeJavaScript(`
form = document.createElement('form')
document.body.appendChild(form)
form.method = 'POST'
form.enctype = 'multipart/form-data'
file = document.createElement('input')
file.type = 'file'
file.name = 'file'
form.appendChild(file)
form.submit()
`);
const details = await requestDetails;
expect(details.requestHeaders['Content-Type'].startsWith('multipart/form-data; boundary=----WebKitFormBoundary')).to.equal(true);
});
});
it('should support base url for data urls', async () => {
await w.loadURL('data:text/html,<script src="loaded-from-dataurl.js"></script>', { baseURLForDataURL: `other://${path.join(fixtures, 'api')}${path.sep}` });
expect(await w.webContents.executeJavaScript('window.ping')).to.equal('pong');
});
});
for (const sandbox of [false, true]) {
describe(`navigation events${sandbox ? ' with sandbox' : ''}`, () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: false, sandbox } });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
describe('will-navigate event', () => {
let server = null as unknown as http.Server;
let url = null as unknown as string;
before((done) => {
server = http.createServer((req, res) => {
if (req.url === '/navigate-top') {
res.end('<a target=_top href="/">navigate _top</a>');
} else {
res.end('');
}
});
server.listen(0, '127.0.0.1', () => {
url = `http://127.0.0.1:${(server.address() as AddressInfo).port}/`;
done();
});
});
after(() => {
server.close();
});
it('allows the window to be closed from the event listener', (done) => {
w.webContents.once('will-navigate', () => {
w.close();
done();
});
w.loadFile(path.join(fixtures, 'pages', 'will-navigate.html'));
});
it('can be prevented', (done) => {
let willNavigate = false;
w.webContents.once('will-navigate', (e) => {
willNavigate = true;
e.preventDefault();
});
w.webContents.on('did-stop-loading', () => {
if (willNavigate) {
// i.e. it shouldn't have had '?navigated' appended to it.
try {
expect(w.webContents.getURL().endsWith('will-navigate.html')).to.be.true();
done();
} catch (e) {
done(e);
}
}
});
w.loadFile(path.join(fixtures, 'pages', 'will-navigate.html'));
});
it('is triggered when navigating from file: to http:', async () => {
await w.loadFile(path.join(fixtures, 'api', 'blank.html'));
w.webContents.executeJavaScript(`location.href = ${JSON.stringify(url)}`);
const navigatedTo = await new Promise(resolve => {
w.webContents.once('will-navigate', (e, url) => {
e.preventDefault();
resolve(url);
});
});
expect(navigatedTo).to.equal(url);
expect(w.webContents.getURL()).to.match(/^file:/);
});
it('is triggered when navigating from about:blank to http:', async () => {
await w.loadURL('about:blank');
w.webContents.executeJavaScript(`location.href = ${JSON.stringify(url)}`);
const navigatedTo = await new Promise(resolve => {
w.webContents.once('will-navigate', (e, url) => {
e.preventDefault();
resolve(url);
});
});
expect(navigatedTo).to.equal(url);
expect(w.webContents.getURL()).to.equal('about:blank');
});
it('is triggered when a cross-origin iframe navigates _top', async () => {
await w.loadURL(`data:text/html,<iframe src="http://127.0.0.1:${(server.address() as AddressInfo).port}/navigate-top"></iframe>`);
await delay(1000);
w.webContents.debugger.attach('1.1');
const targets = await w.webContents.debugger.sendCommand('Target.getTargets');
const iframeTarget = targets.targetInfos.find((t: any) => t.type === 'iframe');
const { sessionId } = await w.webContents.debugger.sendCommand('Target.attachToTarget', {
targetId: iframeTarget.targetId,
flatten: true
});
await w.webContents.debugger.sendCommand('Input.dispatchMouseEvent', {
type: 'mousePressed',
x: 10,
y: 10,
clickCount: 1,
button: 'left'
}, sessionId);
await w.webContents.debugger.sendCommand('Input.dispatchMouseEvent', {
type: 'mouseReleased',
x: 10,
y: 10,
clickCount: 1,
button: 'left'
}, sessionId);
let willNavigateEmitted = false;
w.webContents.on('will-navigate', () => {
willNavigateEmitted = true;
});
await emittedOnce(w.webContents, 'did-navigate');
expect(willNavigateEmitted).to.be.true();
});
});
describe('will-redirect event', () => {
let server = null as unknown as http.Server;
let url = null as unknown as string;
before((done) => {
server = http.createServer((req, res) => {
if (req.url === '/302') {
res.setHeader('Location', '/200');
res.statusCode = 302;
res.end();
} else if (req.url === '/navigate-302') {
res.end(`<html><body><script>window.location='${url}/302'</script></body></html>`);
} else {
res.end();
}
});
server.listen(0, '127.0.0.1', () => {
url = `http://127.0.0.1:${(server.address() as AddressInfo).port}`;
done();
});
});
after(() => {
server.close();
});
it('is emitted on redirects', async () => {
const willRedirect = emittedOnce(w.webContents, 'will-redirect');
w.loadURL(`${url}/302`);
await willRedirect;
});
it('is emitted after will-navigate on redirects', async () => {
let navigateCalled = false;
w.webContents.on('will-navigate', () => {
navigateCalled = true;
});
const willRedirect = emittedOnce(w.webContents, 'will-redirect');
w.loadURL(`${url}/navigate-302`);
await willRedirect;
expect(navigateCalled).to.equal(true, 'should have called will-navigate first');
});
it('is emitted before did-stop-loading on redirects', async () => {
let stopCalled = false;
w.webContents.on('did-stop-loading', () => {
stopCalled = true;
});
const willRedirect = emittedOnce(w.webContents, 'will-redirect');
w.loadURL(`${url}/302`);
await willRedirect;
expect(stopCalled).to.equal(false, 'should not have called did-stop-loading first');
});
it('allows the window to be closed from the event listener', (done) => {
w.webContents.once('will-redirect', () => {
w.close();
done();
});
w.loadURL(`${url}/302`);
});
it('can be prevented', (done) => {
w.webContents.once('will-redirect', (event) => {
event.preventDefault();
});
w.webContents.on('will-navigate', (e, u) => {
expect(u).to.equal(`${url}/302`);
});
w.webContents.on('did-stop-loading', () => {
try {
expect(w.webContents.getURL()).to.equal(
`${url}/navigate-302`,
'url should not have changed after navigation event'
);
done();
} catch (e) {
done(e);
}
});
w.webContents.on('will-redirect', (e, u) => {
try {
expect(u).to.equal(`${url}/200`);
} catch (e) {
done(e);
}
});
w.loadURL(`${url}/navigate-302`);
});
});
});
}
describe('focus and visibility', () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
describe('BrowserWindow.show()', () => {
it('should focus on window', () => {
w.show();
expect(w.isFocused()).to.equal(true);
});
it('should make the window visible', () => {
w.show();
expect(w.isVisible()).to.equal(true);
});
it('emits when window is shown', async () => {
const show = emittedOnce(w, 'show');
w.show();
await show;
expect(w.isVisible()).to.equal(true);
});
});
describe('BrowserWindow.hide()', () => {
it('should defocus on window', () => {
w.hide();
expect(w.isFocused()).to.equal(false);
});
it('should make the window not visible', () => {
w.show();
w.hide();
expect(w.isVisible()).to.equal(false);
});
it('emits when window is hidden', async () => {
const shown = emittedOnce(w, 'show');
w.show();
await shown;
const hidden = emittedOnce(w, 'hide');
w.hide();
await hidden;
expect(w.isVisible()).to.equal(false);
});
});
describe('BrowserWindow.showInactive()', () => {
it('should not focus on window', () => {
w.showInactive();
expect(w.isFocused()).to.equal(false);
});
// TODO(dsanders11): Enable for Linux once CI plays nice with these kinds of tests
ifit(process.platform !== 'linux')('should not restore maximized windows', async () => {
const maximize = emittedOnce(w, 'maximize');
const shown = emittedOnce(w, 'show');
w.maximize();
// TODO(dsanders11): The maximize event isn't firing on macOS for a window initially hidden
if (process.platform !== 'darwin') {
await maximize;
} else {
await delay(1000);
}
w.showInactive();
await shown;
expect(w.isMaximized()).to.equal(true);
});
});
describe('BrowserWindow.focus()', () => {
it('does not make the window become visible', () => {
expect(w.isVisible()).to.equal(false);
w.focus();
expect(w.isVisible()).to.equal(false);
});
});
describe('BrowserWindow.blur()', () => {
it('removes focus from window', () => {
w.blur();
expect(w.isFocused()).to.equal(false);
});
});
describe('BrowserWindow.getFocusedWindow()', () => {
it('returns the opener window when dev tools window is focused', async () => {
w.show();
w.webContents.openDevTools({ mode: 'undocked' });
await emittedOnce(w.webContents, 'devtools-focused');
expect(BrowserWindow.getFocusedWindow()).to.equal(w);
});
});
describe('BrowserWindow.moveTop()', () => {
it('should not steal focus', async () => {
const posDelta = 50;
const wShownInactive = emittedOnce(w, 'show');
w.showInactive();
await wShownInactive;
expect(w.isFocused()).to.equal(false);
const otherWindow = new BrowserWindow({ show: false, title: 'otherWindow' });
const otherWindowShown = emittedOnce(otherWindow, 'show');
const otherWindowFocused = emittedOnce(otherWindow, 'focus');
otherWindow.show();
await otherWindowShown;
await otherWindowFocused;
expect(otherWindow.isFocused()).to.equal(true);
w.moveTop();
const wPos = w.getPosition();
const wMoving = emittedOnce(w, 'move');
w.setPosition(wPos[0] + posDelta, wPos[1] + posDelta);
await wMoving;
expect(w.isFocused()).to.equal(false);
expect(otherWindow.isFocused()).to.equal(true);
const wFocused = emittedOnce(w, 'focus');
const otherWindowBlurred = emittedOnce(otherWindow, 'blur');
w.focus();
await wFocused;
await otherWindowBlurred;
expect(w.isFocused()).to.equal(true);
otherWindow.moveTop();
const otherWindowPos = otherWindow.getPosition();
const otherWindowMoving = emittedOnce(otherWindow, 'move');
otherWindow.setPosition(otherWindowPos[0] + posDelta, otherWindowPos[1] + posDelta);
await otherWindowMoving;
expect(otherWindow.isFocused()).to.equal(false);
expect(w.isFocused()).to.equal(true);
await closeWindow(otherWindow, { assertNotWindows: false });
expect(BrowserWindow.getAllWindows()).to.have.lengthOf(1);
});
});
ifdescribe(features.isDesktopCapturerEnabled())('BrowserWindow.moveAbove(mediaSourceId)', () => {
it('should throw an exception if wrong formatting', async () => {
const fakeSourceIds = [
'none', 'screen:0', 'window:fake', 'window:1234', 'foobar:1:2'
];
fakeSourceIds.forEach((sourceId) => {
expect(() => {
w.moveAbove(sourceId);
}).to.throw(/Invalid media source id/);
});
});
it('should throw an exception if wrong type', async () => {
const fakeSourceIds = [null as any, 123 as any];
fakeSourceIds.forEach((sourceId) => {
expect(() => {
w.moveAbove(sourceId);
}).to.throw(/Error processing argument at index 0 */);
});
});
it('should throw an exception if invalid window', async () => {
// It is very unlikely that these window id exist.
const fakeSourceIds = ['window:99999999:0', 'window:123456:1',
'window:123456:9'];
fakeSourceIds.forEach((sourceId) => {
expect(() => {
w.moveAbove(sourceId);
}).to.throw(/Invalid media source id/);
});
});
it('should not throw an exception', async () => {
const w2 = new BrowserWindow({ show: false, title: 'window2' });
const w2Shown = emittedOnce(w2, 'show');
w2.show();
await w2Shown;
expect(() => {
w.moveAbove(w2.getMediaSourceId());
}).to.not.throw();
await closeWindow(w2, { assertNotWindows: false });
});
});
describe('BrowserWindow.setFocusable()', () => {
it('can set unfocusable window to focusable', async () => {
const w2 = new BrowserWindow({ focusable: false });
const w2Focused = emittedOnce(w2, 'focus');
w2.setFocusable(true);
w2.focus();
await w2Focused;
await closeWindow(w2, { assertNotWindows: false });
});
});
describe('BrowserWindow.isFocusable()', () => {
it('correctly returns whether a window is focusable', async () => {
const w2 = new BrowserWindow({ focusable: false });
expect(w2.isFocusable()).to.be.false();
w2.setFocusable(true);
expect(w2.isFocusable()).to.be.true();
await closeWindow(w2, { assertNotWindows: false });
});
});
});
describe('sizing', () => {
let w = null as unknown as BrowserWindow;
beforeEach(() => {
w = new BrowserWindow({ show: false, width: 400, height: 400 });
});
afterEach(async () => {
await closeWindow(w);
w = null as unknown as BrowserWindow;
});
describe('BrowserWindow.setBounds(bounds[, animate])', () => {
it('sets the window bounds with full bounds', () => {
const fullBounds = { x: 440, y: 225, width: 500, height: 400 };
w.setBounds(fullBounds);
expectBoundsEqual(w.getBounds(), fullBounds);
});
it('sets the window bounds with partial bounds', () => {
const fullBounds = { x: 440, y: 225, width: 500, height: 400 };
w.setBounds(fullBounds);
const boundsUpdate = { width: 200 };
w.setBounds(boundsUpdate as any);
const expectedBounds = Object.assign(fullBounds, boundsUpdate);
expectBoundsEqual(w.getBounds(), expectedBounds);
});
ifit(process.platform === 'darwin')('on macOS', () => {
it('emits \'resized\' event after animating', async () => {
const fullBounds = { x: 440, y: 225, width: 500, height: 400 };
w.setBounds(fullBounds, true);
await expect(emittedOnce(w, 'resized')).to.eventually.be.fulfilled();
});
});
});
describe('BrowserWindow.setSize(width, height)', () => {
it('sets the window size', async () => {
const size = [300, 400];
const resized = emittedOnce(w, 'resize');
w.setSize(size[0], size[1]);
await resized;
expectBoundsEqual(w.getSize(), size);
});
ifit(process.platform === 'darwin')('on macOS', () => {
it('emits \'resized\' event after animating', async () => {
const size = [300, 400];
w.setSize(size[0], size[1], true);
await expect(emittedOnce(w, 'resized')).to.eventually.be.fulfilled();
});
});
});
describe('BrowserWindow.setMinimum/MaximumSize(width, height)', () => {
it('sets the maximum and minimum size of the window', () => {
expect(w.getMinimumSize()).to.deep.equal([0, 0]);
expect(w.getMaximumSize()).to.deep.equal([0, 0]);
w.setMinimumSize(100, 100);
expectBoundsEqual(w.getMinimumSize(), [100, 100]);
expectBoundsEqual(w.getMaximumSize(), [0, 0]);
w.setMaximumSize(900, 600);
expectBoundsEqual(w.getMinimumSize(), [100, 100]);
expectBoundsEqual(w.getMaximumSize(), [900, 600]);
});
});
describe('BrowserWindow.setAspectRatio(ratio)', () => {
it('resets the behaviour when passing in 0', async () => {
const size = [300, 400];
w.setAspectRatio(1 / 2);
w.setAspectRatio(0);
const resize = emittedOnce(w, 'resize');
w.setSize(size[0], size[1]);
await resize;
expectBoundsEqual(w.getSize(), size);
});
it('doesn\'t change bounds when maximum size is set', () => {
w.setMenu(null);
w.setMaximumSize(400, 400);
// Without https://github.com/electron/electron/pull/29101
// following call would shrink the window to 384x361.
// There would be also DCHECK in resize_utils.cc on
// debug build.
w.setAspectRatio(1.0);
expectBoundsEqual(w.getSize(), [400, 400]);
});
});
describe('BrowserWindow.setPosition(x, y)', () => {
it('sets the window position', async () => {
const pos = [10, 10];
const move = emittedOnce(w, 'move');
w.setPosition(pos[0], pos[1]);
await move;
expect(w.getPosition()).to.deep.equal(pos);