Best Python code snippet using playwright-python
test_cdp_session.py
Source:test_cdp_session.py  
...31    client.on("Network.requestWillBeSent", lambda event: events.append(event))32    await page.goto(server.EMPTY_PAGE)33    assert len(events) == 134@pytest.mark.only_browser("chromium")35async def test_should_be_able_to_detach_session(page):36    client = await page.context.new_cdp_session(page)37    await client.send("Runtime.enable")38    eval_response = await client.send(39        "Runtime.evaluate", {"expression": "1 + 2", "returnByValue": True}40    )41    assert eval_response["result"]["value"] == 342    await client.detach()43    with pytest.raises(Error) as exc_info:44        await client.send(45            "Runtime.evaluate", {"expression": "3 + 1", "returnByValue": True}46        )47    assert "Target page, context or browser has been closed" in exc_info.value.message48@pytest.mark.only_browser("chromium")49async def test_should_not_break_page_close(browser):...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.
Get 100 minutes of automation test minutes FREE!!
