83 lines
2.5 KiB
JavaScript
83 lines
2.5 KiB
JavaScript
'use strict'
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const chai = require('chai')
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const dirtyChai = require('dirty-chai')
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const path = require('path')
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const {closeWindow} = require('./window-helpers')
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const {expect} = chai
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chai.use(dirtyChai)
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const {remote} = require('electron')
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const {ipcMain, BrowserWindow} = remote
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describe('ipc main module', () => {
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const fixtures = path.join(__dirname, 'fixtures')
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let w = null
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afterEach(() => closeWindow(w).then(() => { w = null }))
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describe('ipc.sendSync', () => {
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afterEach(() => { ipcMain.removeAllListeners('send-sync-message') })
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it('does not crash when reply is not sent and browser is destroyed', (done) => {
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w = new BrowserWindow({ show: false })
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ipcMain.once('send-sync-message', (event) => {
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event.returnValue = null
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done()
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})
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w.loadURL(`file://${path.join(fixtures, 'api', 'send-sync-message.html')}`)
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})
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it('does not crash when reply is sent by multiple listeners', (done) => {
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w = new BrowserWindow({ show: false })
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ipcMain.on('send-sync-message', (event) => {
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event.returnValue = null
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})
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ipcMain.on('send-sync-message', (event) => {
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event.returnValue = null
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done()
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})
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w.loadURL(`file://${path.join(fixtures, 'api', 'send-sync-message.html')}`)
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})
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})
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describe('remote listeners', () => {
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it('can be added and removed correctly', () => {
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w = new BrowserWindow({ show: false })
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const listener = () => {}
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w.on('test', listener)
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expect(w.listenerCount('test')).to.equal(1)
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w.removeListener('test', listener)
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expect(w.listenerCount('test')).to.equal(0)
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})
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})
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it('throws an error when removing all the listeners', () => {
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ipcMain.on('test-event', () => {})
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expect(ipcMain.listenerCount('test-event')).to.equal(1)
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expect(() => {
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ipcMain.removeAllListeners()
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}).to.throw(/Removing all listeners from ipcMain will make Electron internals stop working/)
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ipcMain.removeAllListeners('test-event')
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expect(ipcMain.listenerCount('test-event')).to.equal(0)
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})
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describe('remote objects registry', () => {
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it('does not dereference until the render view is deleted (regression)', (done) => {
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w = new BrowserWindow({ show: false })
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ipcMain.once('error-message', (event, message) => {
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const correctMsgStart = message.startsWith('Cannot call function \'getURL\' on missing remote object')
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expect(correctMsgStart).to.be.true()
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done()
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})
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w.loadURL(`file://${path.join(fixtures, 'api', 'render-view-deleted.html')}`)
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})
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})
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})
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