How to use test_opener_should_provide_access_to_the_opener_page method in Playwright Python

Best Python code snippet using playwright-python

test_page.py

Source:test_page.py Github

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...100 with pytest.raises(Error) as exc_info:101 await page.goto(server.EMPTY_PAGE)102 assert __file__ in exc_info.value.stack103# TODO: bring in page.crash events104async def test_opener_should_provide_access_to_the_opener_page(page):105 async with page.expect_popup() as popup_info:106 await page.evaluate("window.open('about:blank')"),107 popup = await popup_info.value108 opener = await popup.opener()109 assert opener == page110async def test_opener_should_return_null_if_parent_page_has_been_closed(page):111 async with page.expect_popup() as popup_info:112 await page.evaluate("window.open('about:blank')"),113 popup = await popup_info.value114 await page.close()115 opener = await popup.opener()116 assert opener is None117async def test_domcontentloaded_should_fire_when_expected(page, server):118 future = asyncio.create_task(page.goto("about:blank"))...

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