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How to use not_to_be_ok method in Playwright Python

Best Python code snippet using playwright-python

_assertions.py

Source:_assertions.py

...507        log = "\n".join(log_list).strip()508        if log:509            message += f"\n Call log:\n{log}"510        raise AssertionError(message)511    async def not_to_be_ok(self) -> None:512        __tracebackhide__ = True513        await self._not.to_be_ok()514def expected_regex(515    pattern: Pattern, match_substring: bool, normalize_white_space: bool516) -> ExpectedTextValue:517    expected = ExpectedTextValue(518        regexSource=pattern.pattern,519        regexFlags=escape_regex_flags(pattern),520        matchSubstring=match_substring,521        normalizeWhiteSpace=normalize_white_space,522    )523    return expected524def to_expected_text_values(525    items: Union[List[Pattern], List[str], List[Union[str, Pattern]]],...

test_assertions.py

Source:test_assertions.py

...234    response = page.request.get(server.EMPTY_PAGE)235    expect(response).to_be_ok()236def test_assertions_response_is_ok_pass_with_not(page: Page, server: Server) -> None:237    response = page.request.get(server.PREFIX + "/unknown")238    expect(response).not_to_be_ok()239def test_assertions_response_is_ok_fail(page: Page, server: Server) -> None:240    response = page.request.get(server.PREFIX + "/unknown")241    with pytest.raises(AssertionError) as excinfo:242        expect(response).to_be_ok()243    error_message = str(excinfo.value)244    assert ("â GET " + server.PREFIX + "/unknown") in error_message...

Playwright tutorial

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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.
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