t.switchToParentWindow Method
Activates the window that launched or was active when the active window was launched. Chainable.
t.switchToParentWindow() → this | Promise<any>
Example:
fixture`TestController.switchToParentWindow`
.page('https://testcafe.io/');
test('Switch to the parent window', async t => {
await t
.openWindow('https://devexpress.com')
.switchToParentWindow();
const url = await t.eval(() => document.documentURI);
await t.expect(url).eql('https://testcafe.io/');
});