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How to use test_should_work_with_binary_post_data_and_interception method in Playwright Python

Best Python code snippet using playwright-python

test_network.py

Source:test_network.py

...228    buffer = requests[0].post_data_buffer229    assert len(buffer) == 256230    for i in range(256):231        assert buffer[i] == i232async def test_should_work_with_binary_post_data_and_interception(page, server):233    await page.goto(server.EMPTY_PAGE)234    server.set_route("/post", lambda req: req.finish())235    requests = []236    await page.route("/post", lambda route: asyncio.ensure_future(route.continue_()))237    page.on("request", lambda r: requests.append(r))238    await page.evaluate(239        """async () => {240        await fetch('./post', { method: 'POST', body: new Uint8Array(Array.from(Array(256).keys())) })241    }"""242    )243    assert len(requests) == 1244    buffer = requests[0].post_data_buffer245    assert len(buffer) == 256246    for i in range(256):...

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.
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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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