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How to use test_locators_focus_should_work method in Playwright Python

Best Python code snippet using playwright-python

test_locators.py

Source:test_locators.py

...221    select = page.locator("select")222    select.select_option("blue")223    assert page.evaluate("result.onInput") == ["blue"]224    assert page.evaluate("result.onChange") == ["blue"]225def test_locators_focus_should_work(page: Page, server: Server) -> None:226    page.goto(server.PREFIX + "/input/button.html")227    button = page.locator("button")228    assert button.evaluate("button => document.activeElement === button") is False229    button.focus()230    assert button.evaluate("button => document.activeElement === button") is True231def test_locators_dispatch_event_should_work(page: Page, server: Server) -> None:232    page.goto(server.PREFIX + "/input/button.html")233    button = page.locator("button")234    button.dispatch_event("click")235    assert page.evaluate("result") == "Clicked"236def test_locators_should_upload_a_file(page: Page, server: Server) -> None:237    page.goto(server.PREFIX + "/input/fileupload.html")238    input = page.locator("input[type=file]")239    file_path = os.path.relpath(FILE_TO_UPLOAD, os.getcwd())...

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