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@@ -9,6 +9,7 @@ const url = require('url')
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const ChildProcess = require('child_process')
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const { ipcRenderer, remote } = require('electron')
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const { emittedOnce } = require('./events-helpers')
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+const { promisify } = require('util')
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const { closeWindow, waitForWebContentsToLoad } = require('./window-helpers')
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const { resolveGetters } = require('./assert-helpers')
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const { app, BrowserWindow, ipcMain, protocol, session, webContents } = remote
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@@ -1574,3 +1575,81 @@ describe('font fallback', () => {
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}[process.platform])
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})
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})
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+
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+describe('iframe using HTML fullscreen API while window is OS-fullscreened', () => {
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+ const fixtures = path.resolve(__dirname, 'fixtures')
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+ const fullscreenChildHtml = promisify(fs.readFile)(
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+ path.join(fixtures, 'pages', 'fullscreen-oopif.html')
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+ )
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+ let w, server
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+
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+ before(() => {
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+ server = http.createServer(async (_req, res) => {
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+ res.writeHead(200, { 'Content-Type': 'text/html' })
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+ res.write(await fullscreenChildHtml)
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+ res.end()
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+ })
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+
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+ server.listen(8989, '127.0.0.1')
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+ })
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+
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+ beforeEach(() => {
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+ w = new BrowserWindow({
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+ show: true,
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+ fullscreen: true,
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+ webPreferences: {
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+ nodeIntegration: true,
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+ nodeIntegrationInSubFrames: true
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+ }
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+ })
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+ })
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+
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+ afterEach(() => {
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+ closeWindow(w).then(() => { w = null })
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+ server.close()
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+ })
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+
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+ it('can fullscreen from out-of-process iframes (OOPIFs)', done => {
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+ ipcMain.once('fullscreenChange', async () => {
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+ const fullscreenWidth = await w.webContents.executeJavaScript(
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+ "document.querySelector('iframe').offsetWidth"
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+ )
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+ expect(fullscreenWidth > 0).to.be.true()
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+
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+ await w.webContents.executeJavaScript(
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+ "document.querySelector('iframe').contentWindow.postMessage('exitFullscreen', '*')"
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+ )
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+
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+ await new Promise(resolve => setTimeout(resolve, 500))
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+
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+ const width = await w.webContents.executeJavaScript(
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+ "document.querySelector('iframe').offsetWidth"
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+ )
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+ expect(width).to.equal(0)
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+
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+ done()
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+ })
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+
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+ const html =
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+ '<iframe style="width: 0" frameborder=0 src="http://localhost:8989" allowfullscreen></iframe>'
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+ w.loadURL(`data:text/html,${html}`)
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+ })
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+
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+ it('can fullscreen from in-process iframes', done => {
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+ ipcMain.once('fullscreenChange', async () => {
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+ const fullscreenWidth = await w.webContents.executeJavaScript(
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+ "document.querySelector('iframe').offsetWidth"
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+ )
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+ expect(fullscreenWidth > 0).to.true()
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+
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+ await w.webContents.executeJavaScript('document.exitFullscreen()')
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+ const width = await w.webContents.executeJavaScript(
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+ "document.querySelector('iframe').offsetWidth"
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+ )
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+ expect(width).to.equal(0)
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+ done()
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+ })
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+
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+ w.loadFile(path.join(fixtures, 'pages', 'fullscreen-ipif.html'))
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+ })
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+})
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