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How to use to_have_js_property method in Playwright Python
Best Python code snippet using playwright-python
_assertions.py
Source:_assertions.py 
...259 timeout: float = None,260 ) -> None:261 __tracebackhide__ = True262 await self._not.to_have_id(id, timeout)263 async def to_have_js_property(264 self,265 name: str,266 value: Any,267 timeout: float = None,268 ) -> None:269 __tracebackhide__ = True270 await self._expect_impl(271 "to.have.property",272 FrameExpectOptions(273 expressionArg=name, expectedValue=value, timeout=timeout274 ),275 value,276 "Locator expected to have JS Property",277 )278 async def not_to_have_js_property(279 self,280 name: str,281 value: Any,282 timeout: float = None,283 ) -> None:284 __tracebackhide__ = True285 await self._not.to_have_js_property(name, value, timeout)286 async def to_have_value(287 self,288 value: Union[str, Pattern],289 timeout: float = None,290 ) -> None:291 __tracebackhide__ = True292 expected_text = to_expected_text_values([value])293 await self._expect_impl(294 "to.have.value",295 FrameExpectOptions(expectedText=expected_text, timeout=timeout),296 value,297 "Locator expected to have Value",298 )299 async def not_to_have_value(...
test_assertions.py
Source:test_assertions.py
...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) }"130 )131 expect(page.locator("div")).to_have_js_property(132 "foo",133 {"a": 1, "b": "string", "c": datetime.utcfromtimestamp(1627503992000 / 1000)},134 )135def test_assertions_locator_to_have_text(page: Page, server: Server) -> None:136 page.goto(server.EMPTY_PAGE)137 page.set_content("<div id=foobar>kek</div>")138 expect(page.locator("div#foobar")).to_have_text("kek")139 expect(page.locator("div#foobar")).not_to_have_text("top", timeout=100)140 page.set_content("<div>Text \n1</div><div>Text 2a</div>")141 # Should only normalize whitespace in the first item.142 expect(page.locator("div")).to_have_text(["Text 1", re.compile(r"Text \d+a")])143def test_assertions_locator_to_have_value(page: Page, server: Server) -> None:144 page.goto(server.EMPTY_PAGE)145 page.set_content("<input type=text id=foo>")...
Playwright tutorial
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