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fix: BrowserWindow add the same BrowserView (#48201)

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fix: BrowserWindow add the same BrowserView (#48057)

Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com>
Co-authored-by: Zonglong Liu <83216456+mai-121@users.noreply.github.com>
This commit is contained in:
trop[bot] 2025-09-02 16:56:04 -04:00 • committed by GitHub
commit 79433861fe
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2 changed files with 41 additions and 1 deletions
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33
spec/api-browser-view-spec.ts
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@ -471,6 +471,39 @@ describe('BrowserView module', () => {
w.webContents.loadURL('about:blank');
await once(w.webContents, 'did-finish-load');
});
it('document visibilitychange does not change when adding the same BrowserView multiple times', async () => {
w.show();
expect(w.isVisible()).to.be.true('w is visible');
const view = new BrowserView();
const [width, height] = w.getSize();
view.setBounds({ x: 0, y: 0, width, height });
w.addBrowserView(view);
expect(view.ownerWindow).to.equal(w);
await view.webContents.loadURL(`data:text/html,
<html>
<body>
<h1>HELLO BROWSERVIEW</h1>
<script>
document.visibilityChangeCount = 0;
document.addEventListener('visibilitychange', () => {
document.visibilityChangeCount++;
})
</script>
</body>
</html>
`);
const query = 'document.visibilityChangeCount';
const countBefore = await view.webContents.executeJavaScript(query);
expect(countBefore).to.equal(0);
w.addBrowserView(view);
w.addBrowserView(view);
const countAfter = await view.webContents.executeJavaScript(query);
expect(countAfter).to.equal(countBefore);
});
});
describe('BrowserWindow.removeBrowserView()', () => {