electron/spec/api-web-contents-spec.js
2017-01-19 09:05:59 +02:00

288 lines
9.2 KiB
JavaScript

'use strict'
const assert = require('assert')
const path = require('path')
const {closeWindow} = require('./window-helpers')
const {ipcRenderer, remote} = require('electron')
const {BrowserWindow, webContents, ipcMain} = remote
const isCi = remote.getGlobal('isCi')
describe('webContents module', function () {
const fixtures = path.resolve(__dirname, 'fixtures')
let w
beforeEach(function () {
w = new BrowserWindow({
show: false,
width: 400,
height: 400,
webPreferences: {
backgroundThrottling: false
}
})
})
afterEach(function () {
return closeWindow(w).then(function () { w = null })
})
describe('getAllWebContents() API', function () {
it('returns an array of web contents', function (done) {
w.webContents.on('devtools-opened', function () {
const all = webContents.getAllWebContents().sort(function (a, b) {
return a.getId() - b.getId()
})
assert.ok(all.length >= 4)
assert.equal(all[0].getType(), 'window')
assert.equal(all[all.length - 2].getType(), 'remote')
assert.equal(all[all.length - 1].getType(), 'webview')
done()
})
w.loadURL('file://' + path.join(fixtures, 'pages', 'webview-zoom-factor.html'))
w.webContents.openDevTools()
})
})
describe('getFocusedWebContents() API', function () {
it('returns the focused web contents', function (done) {
if (isCi) return done()
const specWebContents = remote.getCurrentWebContents()
assert.equal(specWebContents.getId(), webContents.getFocusedWebContents().getId())
specWebContents.once('devtools-opened', function () {
assert.equal(specWebContents.devToolsWebContents.getId(), webContents.getFocusedWebContents().getId())
specWebContents.closeDevTools()
})
specWebContents.once('devtools-closed', function () {
assert.equal(specWebContents.getId(), webContents.getFocusedWebContents().getId())
done()
})
specWebContents.openDevTools()
})
it('does not crash when called on a detached dev tools window', function (done) {
const specWebContents = w.webContents
specWebContents.once('devtools-opened', function () {
assert.doesNotThrow(function () {
webContents.getFocusedWebContents()
})
specWebContents.closeDevTools()
})
specWebContents.once('devtools-closed', function () {
assert.doesNotThrow(function () {
webContents.getFocusedWebContents()
})
done()
})
specWebContents.openDevTools({mode: 'detach'})
w.inspectElement(100, 100)
})
})
describe('isFocused() API', function () {
it('returns false when the window is hidden', function () {
BrowserWindow.getAllWindows().forEach(function (window) {
assert.equal(!window.isVisible() && window.webContents.isFocused(), false)
})
})
})
describe('before-input-event event', () => {
it('can prevent document keyboard events', (done) => {
w.loadURL('file://' + path.join(__dirname, 'fixtures', 'pages', 'key-events.html'))
w.webContents.once('did-finish-load', () => {
ipcMain.once('keydown', (event, key) => {
assert.equal(key, 'b')
done()
})
ipcRenderer.send('prevent-next-input-event', 'a', w.webContents.id)
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'a'})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'b'})
})
})
it('has the correct properties', (done) => {
w.loadURL('file://' + path.join(__dirname, 'fixtures', 'pages', 'base-page.html'))
w.webContents.once('did-finish-load', () => {
const testBeforeInput = (opts) => {
return new Promise((resolve, reject) => {
w.webContents.once('before-input-event', (event, input) => {
assert.equal(input.type, opts.type)
assert.equal(input.key, opts.key)
assert.equal(input.isAutoRepeat, opts.isAutoRepeat)
assert.equal(input.shift, opts.shift)
assert.equal(input.control, opts.control)
assert.equal(input.alt, opts.alt)
assert.equal(input.meta, opts.meta)
resolve()
})
const modifiers = []
if (opts.shift) modifiers.push('shift')
if (opts.control) modifiers.push('control')
if (opts.alt) modifiers.push('alt')
if (opts.meta) modifiers.push('meta')
if (opts.isAutoRepeat) modifiers.push('isAutoRepeat')
w.webContents.sendInputEvent({
type: opts.type,
keyCode: opts.keyCode,
modifiers: modifiers
})
})
}
Promise.resolve().then(() => {
return testBeforeInput({
type: 'keyDown',
key: 'A',
keyCode: 'a',
shift: true,
control: true,
alt: true,
meta: true,
isAutoRepeat: true
})
}).then(() => {
return testBeforeInput({
type: 'keyUp',
key: '.',
keyCode: '.',
shift: false,
control: true,
alt: true,
meta: false,
isAutoRepeat: false
})
}).then(() => {
return testBeforeInput({
type: 'keyUp',
key: '!',
keyCode: '1',
shift: true,
control: false,
alt: false,
meta: true,
isAutoRepeat: false
})
}).then(() => {
return testBeforeInput({
type: 'keyUp',
key: 'Tab',
keyCode: 'Tab',
shift: false,
control: true,
alt: false,
meta: false,
isAutoRepeat: true
})
}).then(done).catch(done)
})
})
})
describe('sendInputEvent(event)', function () {
beforeEach(function (done) {
w.loadURL('file://' + path.join(__dirname, 'fixtures', 'pages', 'key-events.html'))
w.webContents.once('did-finish-load', function () {
done()
})
})
it('can send keydown events', function (done) {
ipcMain.once('keydown', function (event, key, code, keyCode, shiftKey, ctrlKey, altKey) {
assert.equal(key, 'a')
assert.equal(code, 'KeyA')
assert.equal(keyCode, 65)
assert.equal(shiftKey, false)
assert.equal(ctrlKey, false)
assert.equal(altKey, false)
done()
})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'A'})
})
it('can send keydown events with modifiers', function (done) {
ipcMain.once('keydown', function (event, key, code, keyCode, shiftKey, ctrlKey, altKey) {
assert.equal(key, 'Z')
assert.equal(code, 'KeyZ')
assert.equal(keyCode, 90)
assert.equal(shiftKey, true)
assert.equal(ctrlKey, true)
assert.equal(altKey, false)
done()
})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'Z', modifiers: ['shift', 'ctrl']})
})
it('can send keydown events with special keys', function (done) {
ipcMain.once('keydown', function (event, key, code, keyCode, shiftKey, ctrlKey, altKey) {
assert.equal(key, 'Tab')
assert.equal(code, 'Tab')
assert.equal(keyCode, 9)
assert.equal(shiftKey, false)
assert.equal(ctrlKey, false)
assert.equal(altKey, true)
done()
})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'Tab', modifiers: ['alt']})
})
it('can send char events', function (done) {
ipcMain.once('keypress', function (event, key, code, keyCode, shiftKey, ctrlKey, altKey) {
assert.equal(key, 'a')
assert.equal(code, 'KeyA')
assert.equal(keyCode, 65)
assert.equal(shiftKey, false)
assert.equal(ctrlKey, false)
assert.equal(altKey, false)
done()
})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'A'})
w.webContents.sendInputEvent({type: 'char', keyCode: 'A'})
})
it('can send char events with modifiers', function (done) {
ipcMain.once('keypress', function (event, key, code, keyCode, shiftKey, ctrlKey, altKey) {
assert.equal(key, 'Z')
assert.equal(code, 'KeyZ')
assert.equal(keyCode, 90)
assert.equal(shiftKey, true)
assert.equal(ctrlKey, true)
assert.equal(altKey, false)
done()
})
w.webContents.sendInputEvent({type: 'keyDown', keyCode: 'Z'})
w.webContents.sendInputEvent({type: 'char', keyCode: 'Z', modifiers: ['shift', 'ctrl']})
})
})
it('supports inserting CSS', function (done) {
w.loadURL('about:blank')
w.webContents.insertCSS('body { background-repeat: round; }')
w.webContents.executeJavaScript('window.getComputedStyle(document.body).getPropertyValue("background-repeat")', (result) => {
assert.equal(result, 'round')
done()
})
})
it('supports inspecting an element in the devtools', function (done) {
w.loadURL('about:blank')
w.webContents.once('devtools-opened', function () {
done()
})
w.webContents.inspectElement(10, 10)
})
})