Playwright学习笔记之三-通过文本元素定位,点击操作,断言

def test_pw(page:Page):    page.goto('https://www.baidu.com')    page.wait_for_timeout(timeout=5_000)    page.locator("//*[@class='chat-input-container']//textarea").fill("playwright")    #page.locator("#chat-submit-button").click()    page.get_by_text("百度一下").filter(visible=True).click()    expect(page.get_by_text("https://github.com/microsoft/playwright")).to_be_visible()

class Expect:    _unset: Any = object()    def __init__(self) -> None:        self._timeout: Optional[float] = None    def set_options(self, timeout: Optional[float] = _unset) -> None:        """        This method sets global `expect()` options.        Args:            timeout (float): Timeout value in milliseconds. Default to 5000 milliseconds.        Returns:            None        """        if timeout is not self._unset:            self._timeout = timeout    @overload    def __call__(        self, actual: Page, message: Optional[str] = None    ) -> PageAssertions: ...    @overload    def __call__(        self, actual: Locator, message: Optional[str] = None    ) -> LocatorAssertions: ...    @overload    def __call__(        self, actual: APIResponse, message: Optional[str] = None    ) -> APIResponseAssertions: ...    def __call__(        self, actual: Union[Page, Locator, APIResponse], message: Optional[str] = None    ) -> Union[PageAssertions, LocatorAssertions, APIResponseAssertions]:        if isinstance(actual, Page):            return PageAssertions(                PageAssertionsImpl(actual._impl_obj, self._timeout, message=message)            )        elif isinstance(actual, Locator):            return LocatorAssertions(                LocatorAssertionsImpl(actual._impl_obj, self._timeout, message=message)            )        elif isinstance(actual, APIResponse):            return APIResponseAssertions(                APIResponseAssertionsImpl(                    actual._impl_obj, self._timeout, message=message                )            )        raise ValueError(f"Unsupported type: {type(actual)}")expect = Expect()__all__ = [    "expect",    "APIRequest",    "APIRequestContext",    "APIResponse",    "Browser",    "BrowserContext",    "BrowserType",    "CDPSession",    "ChromiumBrowserContext",    "ConsoleMessage",    "Cookie",    "Dialog",    "Download",    "ElementHandle",    "Error",    "FileChooser",    "FilePayload",    "FloatRect",    "Frame",    "FrameLocator",    "Geolocation",    "HttpCredentials",    "JSHandle",    "Keyboard",    "Locator",    "Mouse",    "Page",    "PdfMargins",    "Position",    "Playwright",    "ProxySettings",    "Request",    "ResourceTiming",    "Response",    "Route",    "Selectors",    "SourceLocation",    "StorageState",    "StorageStateCookie",    "sync_playwright",    "TimeoutError",    "Touchscreen",    "Video",    "ViewportSize",    "WebError",    "WebSocket",    "WebSocketRoute",    "Worker",]

expect(page).to_have_title("Example")

Expect.__call__(page).to_have_title("Example")

expect(page.get_by_text("https://github.com/microsoft/playwright")).to_be_visible()