Best Python code snippet using playwright-python
test_frames.py
Source:test_frames.py  
...77        "    http://localhost:<PORT>/frames/two-frames.html (2frames)",78        "        http://localhost:<PORT>/frames/frame.html (dos)",79        "        http://localhost:<PORT>/frames/frame.html (uno)",80    ]81async def test_should_send_events_when_frames_are_manipulated_dynamically(82    page, server, utils83):84    await page.goto(server.EMPTY_PAGE)85    # validate frameattached events86    attached_frames = []87    page.on("frameattached", lambda frame: attached_frames.append(frame))88    await utils.attach_frame(page, "frame1", "./assets/frame.html")89    assert len(attached_frames) == 190    assert "/assets/frame.html" in attached_frames[0].url91    # validate framenavigated events92    navigated_frames = []93    page.on("framenavigated", lambda frame: navigated_frames.append(frame))94    await page.evaluate(95        """() => {...LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
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