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How to use not_to_have_css method in Playwright Python

Best Python code snippet using playwright-python

_assertions.py

Source:_assertions.py

...231            ),232            value,233            "Locator expected to have CSS",234        )235    async def not_to_have_css(236        self,237        name: str,238        value: Union[str, Pattern],239        timeout: float = None,240    ) -> None:241        __tracebackhide__ = True242        await self._not.to_have_css(name, value, timeout)243    async def to_have_id(244        self,245        id: Union[str, Pattern],246        timeout: float = None,247    ) -> None:248        __tracebackhide__ = True249        expected_text = to_expected_text_values([id])...

test_assertions.py

Source:test_assertions.py

...107def test_assertions_locator_to_have_css(page: Page, server: Server) -> None:108    page.goto(server.EMPTY_PAGE)109    page.set_content("<div class=foobar style='color: rgb(234, 74, 90);'>kek</div>")110    expect(page.locator("div.foobar")).to_have_css("color", "rgb(234, 74, 90)")111    expect(page.locator("div.foobar")).not_to_have_css(112        "color", "rgb(42, 42, 42)", timeout=100113    )114    with pytest.raises(AssertionError):115        expect(page.locator("div.foobar")).to_have_css(116            "color", "rgb(42, 42, 42)", timeout=100117        )118def test_assertions_locator_to_have_id(page: Page, server: Server) -> None:119    page.goto(server.EMPTY_PAGE)120    page.set_content("<div class=foobar id=kek>kek</div>")121    expect(page.locator("div.foobar")).to_have_id("kek")122    expect(page.locator("div.foobar")).not_to_have_id("top", timeout=100)123    with pytest.raises(AssertionError):124        expect(page.locator("div.foobar")).to_have_id("top", timeout=100)125def test_assertions_locator_to_have_js_property(page: Page, server: Server) -> None:...

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