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How to use test_should_handle_select_all method in Playwright Python

Best Python code snippet using playwright-python

test_keyboard.py

Source:test_keyboard.py

...378    assert (379        await frame.eval_on_selector("textarea", "textarea => textarea.value")380        == "ð¹ Tokyo street Japan ð¯ðµ"381    )382async def test_should_handle_select_all(page: Page, server, is_mac):383    await page.goto(server.PREFIX + "/input/textarea.html")384    textarea = await page.query_selector("textarea")385    assert textarea386    await textarea.type("some text")387    modifier = "Meta" if is_mac else "Control"388    await page.keyboard.down(modifier)389    await page.keyboard.press("a")390    await page.keyboard.up(modifier)391    await page.keyboard.press("Backspace")392    assert await page.eval_on_selector("textarea", "textarea => textarea.value") == ""393async def test_should_be_able_to_prevent_select_all(page, server, is_mac):394    await page.goto(server.PREFIX + "/input/textarea.html")395    textarea = await page.query_selector("textarea")396    await textarea.type("some text")...

Playwright tutorial

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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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