Assert remote event names

This commit is contained in:
Kevin Sawicki 2017-01-12 16:31:02 -08:00
parent b04db2e546
commit 45986405b8
4 changed files with 28 additions and 9 deletions

View file

@ -161,7 +161,7 @@ const rendererMissingErrorMessage = (meta, args, callIntoRenderer) => {
})
if (remoteEvents.length > 0) {
message += `\nRemote event names: ${remoteEvents.join(' ')}`
message += `\nRemote event names: ${remoteEvents.join(', ')}`
}
return message

View file

@ -499,12 +499,20 @@ describe('ipc module', function () {
w = new BrowserWindow({
show: false
})
w.loadURL('file://' + path.join(fixtures, 'api', 'reload-page.html'))
setTimeout(() => {
assert.throws(() => w.webContents.emit('remote-handler'),
/Attempting to call a function in a renderer window that has been closed or released./)
done()
}, 400)
w.webContents.once('did-finish-load', () => {
w.webContents.once('did-finish-load', () => {
const expectedMessage = [
'Attempting to call a function in a renderer window that has been closed or released.',
'Function provided here: remote-event-handler.html:11:33',
'Remote event names: remote-handler, other-remote-handler'
].join('\n')
const errorMessage = ipcRenderer.sendSync('try-emit-web-contents-event', w.webContents.id, 'remote-handler')
assert.equal(errorMessage, expectedMessage)
done()
})
w.webContents.reload()
})
w.loadURL('file://' + path.join(fixtures, 'api', 'remote-event-handler.html'))
})
})

View file

@ -7,8 +7,9 @@
const {remote} = require('electron')
const browserWindow = remote.getCurrentWindow()
browserWindow.webContents.on('remote-handler', () => { })
browserWindow.reload()
const handler = () => {}
browserWindow.webContents.on('remote-handler', handler)
browserWindow.webContents.on('other-remote-handler', handler)
</script>
</head>
<body>

View file

@ -249,3 +249,13 @@ ipcMain.on('create-window-with-options-cycle', (event) => {
ipcMain.on('prevent-next-new-window', (event, id) => {
webContents.fromId(id).once('new-window', event => event.preventDefault())
})
ipcMain.on('try-emit-web-contents-event', (event, id, eventName) => {
const contents = webContents.fromId(id)
try {
contents.emit(eventName, {sender: contents})
event.returnValue = null
} catch (error) {
event.returnValue = error.message
}
})