How to use to_have_css method in Playwright Python

Best Python code snippet using playwright-python

_assertions.py

Source: _assertions.py Github

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...215 timeout: float = None,216 ) -> None:217 __tracebackhide__ = True218 await self._not.to_have_count(count, timeout)219 async def to_have_css(220 self,221 name: str,222 value: Union[str, Pattern],223 timeout: float = None,224 ) -> None:225 __tracebackhide__ = True226 expected_text = to_expected_text_values([value])227 await self._expect_impl(228 "to.have.css",229 FrameExpectOptions(230 expressionArg=name, expectedText=expected_text, timeout=timeout231 ),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])250 await self._expect_impl(251 "to.have.id",252 FrameExpectOptions(expectedText=expected_text, timeout=timeout),253 id,254 "Locator expected to have ID",255 )256 async def not_to_have_id(...

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test_assertions.py

Source: test_assertions.py Github

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...103 expect(page.locator("div.foobar")).to_have_count(2)104 expect(page.locator("div.foobar")).not_to_have_count(42, timeout=100)105 with pytest.raises(AssertionError):106 expect(page.locator("div.foobar")).to_have_count(42, timeout=100)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:126 page.goto(server.EMPTY_PAGE)127 page.set_content("<div></​div>")128 page.eval_on_selector(129 "div", "e => e.foo = { a: 1, b: 'string', c: new Date(1627503992000) }"...

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desafio_QA_B.py

Source: desafio_QA_B.py Github

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...34 page.keyboard.press('Enter') 35 page.wait_for_selector('#submit') 36 page.click('#submit')37 last_name = page.locator('#lastName')38 expect(last_name).to_have_css("border-color", "rgb(220, 53, 69)") #If Last Name has this color after submitting, it means the field is identified as mandatory...

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I solved my problem. In fact my docker container (frontend) is called "app" which is also domain name of fronend application. My application is running locally on http. Chromium and geko drivers force httpS connection for some domain names one of which is "app". So i have to change name for my docker container wich contains frontend application.

https://stackoverflow.com/questions/69542361/playwright-error-connection-refused-in-docker

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