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Diffstat (limited to 'remote/test/puppeteer/src/common/Frame.ts')
| -rw-r--r-- | remote/test/puppeteer/src/common/Frame.ts | 1097 |
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diff --git a/remote/test/puppeteer/src/common/Frame.ts b/remote/test/puppeteer/src/common/Frame.ts new file mode 100644 index 0000000000..9d2d7759f0 --- /dev/null +++ b/remote/test/puppeteer/src/common/Frame.ts @@ -0,0 +1,1097 @@ +import {Protocol} from 'devtools-protocol'; +import {assert} from '../util/assert.js'; +import {isErrorLike} from '../util/ErrorLike.js'; +import {CDPSession} from './Connection.js'; +import {ElementHandle} from './ElementHandle.js'; +import {ExecutionContext} from './ExecutionContext.js'; +import {FrameManager} from './FrameManager.js'; +import {HTTPResponse} from './HTTPResponse.js'; +import {MouseButton} from './Input.js'; +import { + IsolatedWorld, + IsolatedWorldChart, + MAIN_WORLD, + PUPPETEER_WORLD, + WaitForSelectorOptions, +} from './IsolatedWorld.js'; +import {LifecycleWatcher, PuppeteerLifeCycleEvent} from './LifecycleWatcher.js'; +import {Page} from './Page.js'; +import {getQueryHandlerAndSelector} from './QueryHandler.js'; +import {EvaluateFunc, HandleFor, NodeFor} from './types.js'; +import {importFS} from './util.js'; + +/** + * @public + */ +export interface FrameWaitForFunctionOptions { + /** + * An interval at which the `pageFunction` is executed, defaults to `raf`. If + * `polling` is a number, then it is treated as an interval in milliseconds at + * which the function would be executed. If `polling` is a string, then it can + * be one of the following values: + * + * - `raf` - to constantly execute `pageFunction` in `requestAnimationFrame` + * callback. This is the tightest polling mode which is suitable to observe + * styling changes. + * + * - `mutation` - to execute `pageFunction` on every DOM mutation. + */ + polling?: string | number; + /** + * Maximum time to wait in milliseconds. Defaults to `30000` (30 seconds). + * Pass `0` to disable the timeout. Puppeteer's default timeout can be changed + * using {@link Page.setDefaultTimeout}. + */ + timeout?: number; +} + +/** + * @public + */ +export interface FrameAddScriptTagOptions { + /** + * URL of the script to be added. + */ + url?: string; + /** + * Path to a JavaScript file to be injected into the frame. + * + * @remarks + * If `path` is a relative path, it is resolved relative to the current + * working directory (`process.cwd()` in Node.js). + */ + path?: string; + /** + * JavaScript to be injected into the frame. + */ + content?: string; + /** + * Sets the `type` of the script. Use `module` in order to load an ES2015 module. + */ + type?: string; + /** + * Sets the `id` of the script. + */ + id?: string; +} + +/** + * @public + */ +export interface FrameAddStyleTagOptions { + /** + * the URL of the CSS file to be added. + */ + url?: string; + /** + * The path to a CSS file to be injected into the frame. + * @remarks + * If `path` is a relative path, it is resolved relative to the current + * working directory (`process.cwd()` in Node.js). + */ + path?: string; + /** + * Raw CSS content to be injected into the frame. + */ + content?: string; +} + +/** + * Represents a DOM frame. + * + * To understand frames, you can think of frames as `<iframe>` elements. Just + * like iframes, frames can be nested, and when JavaScript is executed in a + * frame, the JavaScript does not effect frames inside the ambient frame the + * JavaScript executes in. + * + * @example + * At any point in time, {@link Page | pages} expose their current frame + * tree via the {@link Page.mainFrame} and {@link Frame.childFrames} methods. + * + * @example + * An example of dumping frame tree: + * + * ```ts + * const puppeteer = require('puppeteer'); + * + * (async () => { + * const browser = await puppeteer.launch(); + * const page = await browser.newPage(); + * await page.goto('https://www.google.com/chrome/browser/canary.html'); + * dumpFrameTree(page.mainFrame(), ''); + * await browser.close(); + * + * function dumpFrameTree(frame, indent) { + * console.log(indent + frame.url()); + * for (const child of frame.childFrames()) { + * dumpFrameTree(child, indent + ' '); + * } + * } + * })(); + * ``` + * + * @example + * An example of getting text from an iframe element: + * + * ```ts + * const frame = page.frames().find(frame => frame.name() === 'myframe'); + * const text = await frame.$eval('.selector', element => element.textContent); + * console.log(text); + * ``` + * + * @remarks + * Frame lifecycles are controlled by three events that are all dispatched on + * the parent {@link Frame.page | page}: + * + * - {@link PageEmittedEvents.FrameAttached} + * - {@link PageEmittedEvents.FrameNavigated} + * - {@link PageEmittedEvents.FrameDetached} + * + * @public + */ +export class Frame { + #parentFrame: Frame | null; + #url = ''; + #detached = false; + #client!: CDPSession; + + /** + * @internal + */ + worlds!: IsolatedWorldChart; + /** + * @internal + */ + _frameManager: FrameManager; + /** + * @internal + */ + _id: string; + /** + * @internal + */ + _loaderId = ''; + /** + * @internal + */ + _name?: string; + /** + * @internal + */ + _hasStartedLoading = false; + /** + * @internal + */ + _lifecycleEvents = new Set<string>(); + /** + * @internal + */ + _childFrames: Set<Frame>; + + /** + * @internal + */ + constructor( + frameManager: FrameManager, + parentFrame: Frame | null, + frameId: string, + client: CDPSession + ) { + this._frameManager = frameManager; + this.#parentFrame = parentFrame ?? null; + this.#url = ''; + this._id = frameId; + this.#detached = false; + + this._loaderId = ''; + + this._childFrames = new Set(); + if (this.#parentFrame) { + this.#parentFrame._childFrames.add(this); + } + + this.updateClient(client); + } + + /** + * @internal + */ + updateClient(client: CDPSession): void { + this.#client = client; + this.worlds = { + [MAIN_WORLD]: new IsolatedWorld(this), + [PUPPETEER_WORLD]: new IsolatedWorld(this, true), + }; + } + + /** + * @returns The page associated with the frame. + */ + page(): Page { + return this._frameManager.page(); + } + + /** + * @returns `true` if the frame is an out-of-process (OOP) frame. Otherwise, + * `false`. + */ + isOOPFrame(): boolean { + return this.#client !== this._frameManager.client; + } + + /** + * Navigates a frame to the given url. + * + * @remarks + * Navigation to `about:blank` or navigation to the same URL with a different + * hash will succeed and return `null`. + * + * :::warning + * + * Headless mode doesn't support navigation to a PDF document. See the {@link + * https://bugs.chromium.org/p/chromium/issues/detail?id=761295 | upstream + * issue}. + * + * ::: + * + * @param url - the URL to navigate the frame to. This should include the + * scheme, e.g. `https://`. + * @param options - navigation options. `waitUntil` is useful to define when + * the navigation should be considered successful - see the docs for + * {@link PuppeteerLifeCycleEvent} for more details. + * + * @returns A promise which resolves to the main resource response. In case of + * multiple redirects, the navigation will resolve with the response of the + * last redirect. + * @throws This method will throw an error if: + * + * - there's an SSL error (e.g. in case of self-signed certificates). + * - target URL is invalid. + * - the `timeout` is exceeded during navigation. + * - the remote server does not respond or is unreachable. + * - the main resource failed to load. + * + * This method will not throw an error when any valid HTTP status code is + * returned by the remote server, including 404 "Not Found" and 500 "Internal + * Server Error". The status code for such responses can be retrieved by + * calling {@link HTTPResponse.status}. + */ + async goto( + url: string, + options: { + referer?: string; + timeout?: number; + waitUntil?: PuppeteerLifeCycleEvent | PuppeteerLifeCycleEvent[]; + } = {} + ): Promise<HTTPResponse | null> { + const { + referer = this._frameManager.networkManager.extraHTTPHeaders()['referer'], + waitUntil = ['load'], + timeout = this._frameManager.timeoutSettings.navigationTimeout(), + } = options; + + let ensureNewDocumentNavigation = false; + const watcher = new LifecycleWatcher( + this._frameManager, + this, + waitUntil, + timeout + ); + let error = await Promise.race([ + navigate(this.#client, url, referer, this._id), + watcher.timeoutOrTerminationPromise(), + ]); + if (!error) { + error = await Promise.race([ + watcher.timeoutOrTerminationPromise(), + ensureNewDocumentNavigation + ? watcher.newDocumentNavigationPromise() + : watcher.sameDocumentNavigationPromise(), + ]); + } + + try { + if (error) { + throw error; + } + return await watcher.navigationResponse(); + } finally { + watcher.dispose(); + } + + async function navigate( + client: CDPSession, + url: string, + referrer: string | undefined, + frameId: string + ): Promise<Error | null> { + try { + const response = await client.send('Page.navigate', { + url, + referrer, + frameId, + }); + ensureNewDocumentNavigation = !!response.loaderId; + return response.errorText + ? new Error(`${response.errorText} at ${url}`) + : null; + } catch (error) { + if (isErrorLike(error)) { + return error; + } + throw error; + } + } + } + + /** + * Waits for the frame to navigate. It is useful for when you run code which + * will indirectly cause the frame to navigate. + * + * Usage of the + * {@link https://developer.mozilla.org/en-US/docs/Web/API/History_API | History API} + * to change the URL is considered a navigation. + * + * @example + * + * ```ts + * const [response] = await Promise.all([ + * // The navigation promise resolves after navigation has finished + * frame.waitForNavigation(), + * // Clicking the link will indirectly cause a navigation + * frame.click('a.my-link'), + * ]); + * ``` + * + * @param options - options to configure when the navigation is consided + * finished. + * @returns a promise that resolves when the frame navigates to a new URL. + */ + async waitForNavigation( + options: { + timeout?: number; + waitUntil?: PuppeteerLifeCycleEvent | PuppeteerLifeCycleEvent[]; + } = {} + ): Promise<HTTPResponse | null> { + const { + waitUntil = ['load'], + timeout = this._frameManager.timeoutSettings.navigationTimeout(), + } = options; + const watcher = new LifecycleWatcher( + this._frameManager, + this, + waitUntil, + timeout + ); + const error = await Promise.race([ + watcher.timeoutOrTerminationPromise(), + watcher.sameDocumentNavigationPromise(), + watcher.newDocumentNavigationPromise(), + ]); + try { + if (error) { + throw error; + } + return await watcher.navigationResponse(); + } finally { + watcher.dispose(); + } + } + + /** + * @internal + */ + _client(): CDPSession { + return this.#client; + } + + /** + * @internal + */ + executionContext(): Promise<ExecutionContext> { + return this.worlds[MAIN_WORLD].executionContext(); + } + + /** + * Behaves identically to {@link Page.evaluateHandle} except it's run within + * the context of this frame. + * + * @see {@link Page.evaluateHandle} for details. + */ + async evaluateHandle< + Params extends unknown[], + Func extends EvaluateFunc<Params> = EvaluateFunc<Params> + >( + pageFunction: Func | string, + ...args: Params + ): Promise<HandleFor<Awaited<ReturnType<Func>>>> { + return this.worlds[MAIN_WORLD].evaluateHandle(pageFunction, ...args); + } + + /** + * Behaves identically to {@link Page.evaluate} except it's run within the + * the context of this frame. + * + * @see {@link Page.evaluate} for details. + */ + async evaluate< + Params extends unknown[], + Func extends EvaluateFunc<Params> = EvaluateFunc<Params> + >( + pageFunction: Func | string, + ...args: Params + ): Promise<Awaited<ReturnType<Func>>> { + return this.worlds[MAIN_WORLD].evaluate(pageFunction, ...args); + } + + /** + * Queries the frame for an element matching the given selector. + * + * @param selector - The selector to query for. + * @returns A {@link ElementHandle | element handle} to the first element + * matching the given selector. Otherwise, `null`. + */ + async $<Selector extends string>( + selector: Selector + ): Promise<ElementHandle<NodeFor<Selector>> | null> { + return this.worlds[MAIN_WORLD].$(selector); + } + + /** + * Queries the frame for all elements matching the given selector. + * + * @param selector - The selector to query for. + * @returns An array of {@link ElementHandle | element handles} that point to + * elements matching the given selector. + */ + async $$<Selector extends string>( + selector: Selector + ): Promise<Array<ElementHandle<NodeFor<Selector>>>> { + return this.worlds[MAIN_WORLD].$$(selector); + } + + /** + * Runs the given function on the first element matching the given selector in + * the frame. + * + * If the given function returns a promise, then this method will wait till + * the promise resolves. + * + * @example + * + * ```ts + * const searchValue = await frame.$eval('#search', el => el.value); + * ``` + * + * @param selector - The selector to query for. + * @param pageFunction - The function to be evaluated in the frame's context. + * The first element matching the selector will be passed to the function as + * its first argument. + * @param args - Additional arguments to pass to `pageFunction`. + * @returns A promise to the result of the function. + */ + async $eval< + Selector extends string, + Params extends unknown[], + Func extends EvaluateFunc< + [ElementHandle<NodeFor<Selector>>, ...Params] + > = EvaluateFunc<[ElementHandle<NodeFor<Selector>>, ...Params]> + >( + selector: Selector, + pageFunction: Func | string, + ...args: Params + ): Promise<Awaited<ReturnType<Func>>> { + return this.worlds[MAIN_WORLD].$eval(selector, pageFunction, ...args); + } + + /** + * Runs the given function on an array of elements matching the given selector + * in the frame. + * + * If the given function returns a promise, then this method will wait till + * the promise resolves. + * + * @example + * + * ```js + * const divsCounts = await frame.$$eval('div', divs => divs.length); + * ``` + * + * @param selector - The selector to query for. + * @param pageFunction - The function to be evaluated in the frame's context. + * An array of elements matching the given selector will be passed to the + * function as its first argument. + * @param args - Additional arguments to pass to `pageFunction`. + * @returns A promise to the result of the function. + */ + async $$eval< + Selector extends string, + Params extends unknown[], + Func extends EvaluateFunc< + [Array<NodeFor<Selector>>, ...Params] + > = EvaluateFunc<[Array<NodeFor<Selector>>, ...Params]> + >( + selector: Selector, + pageFunction: Func | string, + ...args: Params + ): Promise<Awaited<ReturnType<Func>>> { + return this.worlds[MAIN_WORLD].$$eval(selector, pageFunction, ...args); + } + + /** + * @deprecated Use {@link Frame.$$} with the `xpath` prefix. + * + * This method evaluates the given XPath expression and returns the results. + * @param expression - the XPath expression to evaluate. + */ + async $x(expression: string): Promise<Array<ElementHandle<Node>>> { + return this.worlds[MAIN_WORLD].$x(expression); + } + + /** + * Waits for an element matching the given selector to appear in the frame. + * + * This method works across navigations. + * + * @example + * + * ```ts + * const puppeteer = require('puppeteer'); + * + * (async () => { + * const browser = await puppeteer.launch(); + * const page = await browser.newPage(); + * let currentURL; + * page + * .mainFrame() + * .waitForSelector('img') + * .then(() => console.log('First URL with image: ' + currentURL)); + * + * for (currentURL of [ + * 'https://example.com', + * 'https://google.com', + * 'https://bbc.com', + * ]) { + * await page.goto(currentURL); + * } + * await browser.close(); + * })(); + * ``` + * + * @param selector - The selector to query and wait for. + * @param options - Options for customizing waiting behavior. + * @returns An element matching the given selector. + * @throws Throws if an element matching the given selector doesn't appear. + */ + async waitForSelector<Selector extends string>( + selector: Selector, + options: WaitForSelectorOptions = {} + ): Promise<ElementHandle<NodeFor<Selector>> | null> { + const {updatedSelector, queryHandler} = + getQueryHandlerAndSelector(selector); + assert(queryHandler.waitFor, 'Query handler does not support waiting'); + return (await queryHandler.waitFor( + this, + updatedSelector, + options + )) as ElementHandle<NodeFor<Selector>> | null; + } + + /** + * @deprecated Use {@link Frame.waitForSelector} with the `xpath` prefix. + * + * Wait for the `xpath` to appear in page. If at the moment of calling the + * method the `xpath` already exists, the method will return immediately. If + * the xpath doesn't appear after the `timeout` milliseconds of waiting, the + * function will throw. + * + * For a code example, see the example for {@link Frame.waitForSelector}. That + * function behaves identically other than taking a CSS selector rather than + * an XPath. + * + * @param xpath - the XPath expression to wait for. + * @param options - options to configure the visiblity of the element and how + * long to wait before timing out. + */ + async waitForXPath( + xpath: string, + options: WaitForSelectorOptions = {} + ): Promise<ElementHandle<Node> | null> { + if (xpath.startsWith('//')) { + xpath = `.${xpath}`; + } + return this.waitForSelector(`xpath/${xpath}`, options); + } + + /** + * @example + * The `waitForFunction` can be used to observe viewport size change: + * + * ```ts + * const puppeteer = require('puppeteer'); + * + * (async () => { + * . const browser = await puppeteer.launch(); + * . const page = await browser.newPage(); + * . const watchDog = page.mainFrame().waitForFunction('window.innerWidth < 100'); + * . page.setViewport({width: 50, height: 50}); + * . await watchDog; + * . await browser.close(); + * })(); + * ``` + * + * To pass arguments from Node.js to the predicate of `page.waitForFunction` function: + * + * ```ts + * const selector = '.foo'; + * await frame.waitForFunction( + * selector => !!document.querySelector(selector), + * {}, // empty options object + * selector + * ); + * ``` + * + * @param pageFunction - the function to evaluate in the frame context. + * @param options - options to configure the polling method and timeout. + * @param args - arguments to pass to the `pageFunction`. + * @returns the promise which resolve when the `pageFunction` returns a truthy value. + */ + waitForFunction< + Params extends unknown[], + Func extends EvaluateFunc<Params> = EvaluateFunc<Params> + >( + pageFunction: Func | string, + options: FrameWaitForFunctionOptions = {}, + ...args: Params + ): Promise<HandleFor<Awaited<ReturnType<Func>>>> { + // TODO: Fix when NodeHandle has been added. + return this.worlds[MAIN_WORLD].waitForFunction( + pageFunction, + options, + ...args + ) as Promise<HandleFor<Awaited<ReturnType<Func>>>>; + } + + /** + * @returns The full HTML contents of the frame, including the DOCTYPE. + */ + async content(): Promise<string> { + return this.worlds[PUPPETEER_WORLD].content(); + } + + /** + * Set the content of the frame. + * + * @param html - HTML markup to assign to the page. + * @param options - Options to configure how long before timing out and at + * what point to consider the content setting successful. + */ + async setContent( + html: string, + options: { + timeout?: number; + waitUntil?: PuppeteerLifeCycleEvent | PuppeteerLifeCycleEvent[]; + } = {} + ): Promise<void> { + return this.worlds[PUPPETEER_WORLD].setContent(html, options); + } + + /** + * @returns The frame's `name` attribute as specified in the tag. + * + * @remarks + * If the name is empty, it returns the `id` attribute instead. + * + * @remarks + * This value is calculated once when the frame is created, and will not + * update if the attribute is changed later. + */ + name(): string { + return this._name || ''; + } + + /** + * @returns The frame's URL. + */ + url(): string { + return this.#url; + } + + /** + * @returns The parent frame, if any. Detached and main frames return `null`. + */ + parentFrame(): Frame | null { + return this.#parentFrame; + } + + /** + * @returns An array of child frames. + */ + childFrames(): Frame[] { + return Array.from(this._childFrames); + } + + /** + * @returns `true` if the frame has been detached. Otherwise, `false`. + */ + isDetached(): boolean { + return this.#detached; + } + + /** + * Adds a `<script>` tag into the page with the desired url or content. + * + * @param options - Options for the script. + * @returns An {@link ElementHandle | element handle} to the injected + * `<script>` element. + */ + async addScriptTag( + options: FrameAddScriptTagOptions + ): Promise<ElementHandle<HTMLScriptElement>> { + let {content = '', type} = options; + const {path} = options; + if (+!!options.url + +!!path + +!!content !== 1) { + throw new Error( + 'Exactly one of `url`, `path`, or `content` must be specified.' + ); + } + + if (path) { + let fs; + try { + fs = (await import('fs')).promises; + } catch (error) { + if (error instanceof TypeError) { + throw new Error( + 'Can only pass a file path in a Node-like environment.' + ); + } + throw error; + } + content = await fs.readFile(path, 'utf8'); + content += `//# sourceURL=${path.replace(/\n/g, '')}`; + } + + type = type ?? 'text/javascript'; + + return this.worlds[MAIN_WORLD].transferHandle( + await this.worlds[PUPPETEER_WORLD].evaluateHandle( + async ({url, id, type, content}) => { + const promise = InjectedUtil.createDeferredPromise<void>(); + const script = document.createElement('script'); + script.type = type; + script.text = content; + if (url) { + script.src = url; + script.addEventListener( + 'load', + () => { + return promise.resolve(); + }, + {once: true} + ); + script.addEventListener( + 'error', + event => { + promise.reject( + new Error(event.message ?? 'Could not load script') + ); + }, + {once: true} + ); + } else { + promise.resolve(); + } + if (id) { + script.id = id; + } + document.head.appendChild(script); + await promise; + return script; + }, + {...options, type, content} + ) + ); + } + + /** + * Adds a `<link rel="stylesheet">` tag into the page with the desired URL or + * a `<style type="text/css">` tag with the content. + * + * @returns An {@link ElementHandle | element handle} to the loaded `<link>` + * or `<style>` element. + */ + async addStyleTag( + options: Omit<FrameAddStyleTagOptions, 'url'> + ): Promise<ElementHandle<HTMLStyleElement>>; + async addStyleTag( + options: FrameAddStyleTagOptions + ): Promise<ElementHandle<HTMLLinkElement>>; + async addStyleTag( + options: FrameAddStyleTagOptions + ): Promise<ElementHandle<HTMLStyleElement | HTMLLinkElement>> { + let {content = ''} = options; + const {path} = options; + if (+!!options.url + +!!path + +!!content !== 1) { + throw new Error( + 'Exactly one of `url`, `path`, or `content` must be specified.' + ); + } + + if (path) { + let fs: typeof import('fs').promises; + try { + fs = (await importFS()).promises; + } catch (error) { + if (error instanceof TypeError) { + throw new Error( + 'Can only pass a file path in a Node-like environment.' + ); + } + throw error; + } + + content = await fs.readFile(path, 'utf8'); + content += '/*# sourceURL=' + path.replace(/\n/g, '') + '*/'; + options.content = content; + } + + return this.worlds[MAIN_WORLD].transferHandle( + await this.worlds[PUPPETEER_WORLD].evaluateHandle( + async ({url, content}) => { + const promise = InjectedUtil.createDeferredPromise<void>(); + let element: HTMLStyleElement | HTMLLinkElement; + if (!url) { + element = document.createElement('style'); + element.appendChild(document.createTextNode(content!)); + } else { + const link = document.createElement('link'); + link.rel = 'stylesheet'; + link.href = url; + element = link; + } + element.addEventListener( + 'load', + () => { + promise.resolve(); + }, + {once: true} + ); + element.addEventListener( + 'error', + event => { + promise.reject( + new Error( + (event as ErrorEvent).message ?? 'Could not load style' + ) + ); + }, + {once: true} + ); + document.head.appendChild(element); + await promise; + return element; + }, + options + ) + ); + } + + /** + * Clicks the first element found that matches `selector`. + * + * @remarks + * If `click()` triggers a navigation event and there's a separate + * `page.waitForNavigation()` promise to be resolved, you may end up with a + * race condition that yields unexpected results. The correct pattern for + * click and wait for navigation is the following: + * + * ```ts + * const [response] = await Promise.all([ + * page.waitForNavigation(waitOptions), + * frame.click(selector, clickOptions), + * ]); + * ``` + * + * @param selector - The selector to query for. + */ + async click( + selector: string, + options: { + delay?: number; + button?: MouseButton; + clickCount?: number; + } = {} + ): Promise<void> { + return this.worlds[PUPPETEER_WORLD].click(selector, options); + } + + /** + * Focuses the first element that matches the `selector`. + * + * @param selector - The selector to query for. + * @throws Throws if there's no element matching `selector`. + */ + async focus(selector: string): Promise<void> { + return this.worlds[PUPPETEER_WORLD].focus(selector); + } + + /** + * Hovers the pointer over the center of the first element that matches the + * `selector`. + * + * @param selector - The selector to query for. + * @throws Throws if there's no element matching `selector`. + */ + async hover(selector: string): Promise<void> { + return this.worlds[PUPPETEER_WORLD].hover(selector); + } + + /** + * Selects a set of value on the first `<select>` element that matches the + * `selector`. + * + * @example + * + * ```ts + * frame.select('select#colors', 'blue'); // single selection + * frame.select('select#colors', 'red', 'green', 'blue'); // multiple selections + * ``` + * + * @param selector - The selector to query for. + * @param values - The array of values to select. If the `<select>` has the + * `multiple` attribute, all values are considered, otherwise only the first + * one is taken into account. + * @returns the list of values that were successfully selected. + * @throws Throws if there's no `<select>` matching `selector`. + */ + select(selector: string, ...values: string[]): Promise<string[]> { + return this.worlds[PUPPETEER_WORLD].select(selector, ...values); + } + + /** + * Taps the first element that matches the `selector`. + * + * @param selector - The selector to query for. + * @throws Throws if there's no element matching `selector`. + */ + async tap(selector: string): Promise<void> { + return this.worlds[PUPPETEER_WORLD].tap(selector); + } + + /** + * Sends a `keydown`, `keypress`/`input`, and `keyup` event for each character + * in the text. + * + * @remarks + * To press a special key, like `Control` or `ArrowDown`, use + * {@link Keyboard.press}. + * + * @example + * + * ```ts + * await frame.type('#mytextarea', 'Hello'); // Types instantly + * await frame.type('#mytextarea', 'World', {delay: 100}); // Types slower, like a user + * ``` + * + * @param selector - the selector for the element to type into. If there are + * multiple the first will be used. + * @param text - text to type into the element + * @param options - takes one option, `delay`, which sets the time to wait + * between key presses in milliseconds. Defaults to `0`. + */ + async type( + selector: string, + text: string, + options?: {delay: number} + ): Promise<void> { + return this.worlds[PUPPETEER_WORLD].type(selector, text, options); + } + + /** + * @deprecated Use `new Promise(r => setTimeout(r, milliseconds));`. + * + * Causes your script to wait for the given number of milliseconds. + * + * @remarks + * It's generally recommended to not wait for a number of seconds, but instead + * use {@link Frame.waitForSelector}, {@link Frame.waitForXPath} or + * {@link Frame.waitForFunction} to wait for exactly the conditions you want. + * + * @example + * + * Wait for 1 second: + * + * ```ts + * await frame.waitForTimeout(1000); + * ``` + * + * @param milliseconds - the number of milliseconds to wait. + */ + waitForTimeout(milliseconds: number): Promise<void> { + return new Promise(resolve => { + setTimeout(resolve, milliseconds); + }); + } + + /** + * @returns the frame's title. + */ + async title(): Promise<string> { + return this.worlds[PUPPETEER_WORLD].title(); + } + + /** + * @internal + */ + _navigated(framePayload: Protocol.Page.Frame): void { + this._name = framePayload.name; + this.#url = `${framePayload.url}${framePayload.urlFragment || ''}`; + } + + /** + * @internal + */ + _navigatedWithinDocument(url: string): void { + this.#url = url; + } + + /** + * @internal + */ + _onLifecycleEvent(loaderId: string, name: string): void { + if (name === 'init') { + this._loaderId = loaderId; + this._lifecycleEvents.clear(); + } + this._lifecycleEvents.add(name); + } + + /** + * @internal + */ + _onLoadingStopped(): void { + this._lifecycleEvents.add('DOMContentLoaded'); + this._lifecycleEvents.add('load'); + } + + /** + * @internal + */ + _onLoadingStarted(): void { + this._hasStartedLoading = true; + } + + /** + * @internal + */ + _detach(): void { + this.#detached = true; + this.worlds[MAIN_WORLD]._detach(); + this.worlds[PUPPETEER_WORLD]._detach(); + if (this.#parentFrame) { + this.#parentFrame._childFrames.delete(this); + } + this.#parentFrame = null; + } +} |