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How to use test_detach_child_frames_on_navigation method in Playwright Python

Best Python code snippet using playwright-python

test_frames.py

Source:test_frames.py

...121    page.on("frameattached", lambda frame: has_events.append(True))122    page.on("framedetached", lambda frame: has_events.append(True))123    await page.goto(server.EMPTY_PAGE)124    assert has_events == []125async def test_detach_child_frames_on_navigation(page, server):126    attached_frames = []127    detached_frames = []128    navigated_frames = []129    page.on("frameattached", lambda frame: attached_frames.append(frame))130    page.on("framedetached", lambda frame: detached_frames.append(frame))131    page.on("framenavigated", lambda frame: navigated_frames.append(frame))132    await page.goto(server.PREFIX + "/frames/nested-frames.html")133    assert len(attached_frames) == 4134    assert len(detached_frames) == 0135    assert len(navigated_frames) == 5136    attached_frames = []137    detached_frames = []138    navigated_frames = []139    await page.goto(server.EMPTY_PAGE)...

Playwright tutorial

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.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
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Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
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