diff --git a/spec/fixtures/module/preload-set-global.js b/spec/fixtures/module/preload-set-global.js
new file mode 100644
index 000000000000..6737b06982dc
--- /dev/null
+++ b/spec/fixtures/module/preload-set-global.js
@@ -0,0 +1 @@
+window.foo = 'bar'
diff --git a/spec/fixtures/pages/webview-stripped-preload.html b/spec/fixtures/pages/webview-stripped-preload.html
new file mode 100644
index 000000000000..ef7e7be2e7ba
--- /dev/null
+++ b/spec/fixtures/pages/webview-stripped-preload.html
@@ -0,0 +1,7 @@
+
+
+
+
+
diff --git a/spec/static/main.js b/spec/static/main.js
index fcfd08b1aea3..bff7d4ceeca3 100644
--- a/spec/static/main.js
+++ b/spec/static/main.js
@@ -277,6 +277,14 @@ ipcMain.on('disable-node-on-next-will-attach-webview', (event, id) => {
})
})
+ipcMain.on('disable-preload-on-next-will-attach-webview', (event, id) => {
+ event.sender.once('will-attach-webview', (event, webPreferences, params) => {
+ params.src = `file://${path.join(__dirname, '..', 'fixtures', 'pages', 'webview-stripped-preload.html')}`
+ delete webPreferences.preload
+ delete webPreferences.preloadURL
+ })
+})
+
ipcMain.on('try-emit-web-contents-event', (event, id, eventName) => {
const consoleWarn = console.warn
let warningMessage = null
diff --git a/spec/webview-spec.js b/spec/webview-spec.js
index d7f6f6528df8..fe0ac0e05589 100644
--- a/spec/webview-spec.js
+++ b/spec/webview-spec.js
@@ -1140,6 +1140,18 @@ describe(' tag', function () {
webview.src = 'file://' + fixtures + '/pages/c.html'
document.body.appendChild(webview)
})
+
+ it('supports removing the preload script', (done) => {
+ ipcRenderer.send('disable-preload-on-next-will-attach-webview')
+ webview.addEventListener('console-message', (event) => {
+ assert.equal(event.message, 'undefined')
+ done()
+ })
+ webview.setAttribute('nodeintegration', 'yes')
+ webview.setAttribute('preload', path.join(fixtures, 'module', 'preload-set-global.js'))
+ webview.src = 'file://' + fixtures + '/pages/a.html'
+ document.body.appendChild(webview)
+ })
})
it('loads devtools extensions registered on the parent window', function (done) {