How to use test_workers_should_report_network_activity method in Playwright Python

Best Python code snippet using playwright-python

test_worker.py

Source:test_worker.py Github

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...107 worker.once("close", lambda _: destroyed.append(True))108 await page.goto(server.CROSS_PROCESS_PREFIX + "/​empty.html")109 assert destroyed == [True]110 assert len(page.workers) == 0111async def test_workers_should_report_network_activity(page, server):112 async with page.expect_worker() as worker_info:113 await page.goto(server.PREFIX + "/​worker/​worker.html"),114 worker = await worker_info.value115 url = server.PREFIX + "/​one-style.css"116 async with page.expect_request(url) as request_info, page.expect_response(117 url118 ) as response_info:119 await worker.evaluate(120 "url => fetch(url).then(response => response.text()).then(console.log)", url121 )122 request = await request_info.value123 response = await response_info.value124 assert request.url == url125 assert response.request == request...

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If you need to handle new page without event listener (i.e. new tab open by link click), you can try this code:

    from playwright import sync_playwright

    with sync_playwright() as p:
        browser = p.chromium.launch()
        context = browser.newContext()
        page = context.newPage()
        page.goto('<site url>')
        with context.expect_page() as tab:
            page.click('.newTabByLink')
        # do some steps
        ...
        tab.close()
        
        browser.close()
https://stackoverflow.com/questions/63993712/how-to-handle-multiple-pages-with-playwright-python

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