/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ "use strict"; /* global XPCNativeWrapper */ const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm"); const { XPCOMUtils } = ChromeUtils.import( "resource://gre/modules/XPCOMUtils.jsm" ); const { accessibility } = ChromeUtils.import( "chrome://marionette/content/accessibility.js" ); const { Addon } = ChromeUtils.import("chrome://marionette/content/addon.js"); const { assert } = ChromeUtils.import("chrome://marionette/content/assert.js"); const { atom } = ChromeUtils.import("chrome://marionette/content/atom.js"); const { browser, Context, WindowState } = ChromeUtils.import( "chrome://marionette/content/browser.js" ); const { Capabilities, Timeouts, UnhandledPromptBehavior } = ChromeUtils.import( "chrome://marionette/content/capabilities.js" ); const { capture } = ChromeUtils.import( "chrome://marionette/content/capture.js" ); const { allowAllCerts } = ChromeUtils.import( "chrome://marionette/content/cert.js" ); const { cookie } = ChromeUtils.import("chrome://marionette/content/cookie.js"); const { WebElementEventTarget } = ChromeUtils.import( "chrome://marionette/content/dom.js" ); const { ChromeWebElement, element, WebElement } = ChromeUtils.import( "chrome://marionette/content/element.js" ); const { ElementNotInteractableError, InsecureCertificateError, InvalidArgumentError, InvalidCookieDomainError, InvalidSelectorError, NoSuchAlertError, NoSuchFrameError, NoSuchWindowError, SessionNotCreatedError, UnexpectedAlertOpenError, UnknownError, UnsupportedOperationError, WebDriverError, } = ChromeUtils.import("chrome://marionette/content/error.js"); const { Sandboxes, evaluate } = ChromeUtils.import( "chrome://marionette/content/evaluate.js" ); const { pprint } = ChromeUtils.import("chrome://marionette/content/format.js"); const { interaction } = ChromeUtils.import( "chrome://marionette/content/interaction.js" ); const { l10n } = ChromeUtils.import("chrome://marionette/content/l10n.js"); const { legacyaction } = ChromeUtils.import( "chrome://marionette/content/legacyaction.js" ); const { Log } = ChromeUtils.import("chrome://marionette/content/log.js"); const { modal } = ChromeUtils.import("chrome://marionette/content/modal.js"); const { MarionettePrefs } = ChromeUtils.import( "chrome://marionette/content/prefs.js", null ); const { proxy } = ChromeUtils.import("chrome://marionette/content/proxy.js"); const { reftest } = ChromeUtils.import( "chrome://marionette/content/reftest.js" ); const { DebounceCallback, IdlePromise, PollPromise, TimedPromise, waitForEvent, waitForObserverTopic, } = ChromeUtils.import("chrome://marionette/content/sync.js"); XPCOMUtils.defineLazyGetter(this, "logger", Log.get); XPCOMUtils.defineLazyGlobalGetters(this, ["URL"]); this.EXPORTED_SYMBOLS = ["GeckoDriver"]; const APP_ID_FIREFOX = "{ec8030f7-c20a-464f-9b0e-13a3a9e97384}"; const APP_ID_THUNDERBIRD = "{3550f703-e582-4d05-9a08-453d09bdfdc6}"; const FRAME_SCRIPT = "chrome://marionette/content/listener.js"; const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"; const SUPPORTED_STRATEGIES = new Set([ element.Strategy.ClassName, element.Strategy.Selector, element.Strategy.ID, element.Strategy.TagName, element.Strategy.XPath, element.Strategy.Anon, element.Strategy.AnonAttribute, ]); // Timeout used to abort fullscreen, maximize, and minimize // commands if no window manager is present. const TIMEOUT_NO_WINDOW_MANAGER = 5000; const globalMessageManager = Services.mm; /** * The Marionette WebDriver services provides a standard conforming * implementation of the W3C WebDriver specification. * * @see {@link https://w3c.github.io/webdriver/webdriver-spec.html} * @namespace driver */ /** * Implements (parts of) the W3C WebDriver protocol. GeckoDriver lives * in chrome space and mediates calls to the message listener of the current * browsing context's content frame message listener via ListenerProxy. * * Throughout this prototype, functions with the argument cmd's * documentation refers to the contents of the cmd.parameter * object. * * @class GeckoDriver * * @param {MarionetteServer} server * The instance of Marionette server. */ this.GeckoDriver = function(server) { this.appId = Services.appinfo.ID; this.appName = Services.appinfo.name.toLowerCase(); this._server = server; this.sessionID = null; this.wins = new browser.Windows(); this.browsers = {}; // points to current browser this.curBrowser = null; // top-most chrome window this.mainFrame = null; // chrome iframe that currently has focus this.curFrame = null; this.currentFrameElement = null; this.observing = null; this._browserIds = new WeakMap(); // Use content context by default this.context = Context.Content; this.sandboxes = new Sandboxes(() => this.getCurrentWindow()); this.legacyactions = new legacyaction.Chain(); this.capabilities = new Capabilities(); this.mm = globalMessageManager; this.listener = proxy.toListener( this.sendAsync.bind(this), () => this.curBrowser ); // used for modal dialogs or tab modal alerts this.dialog = null; this.dialogObserver = null; }; Object.defineProperty(GeckoDriver.prototype, "a11yChecks", { get() { return this.capabilities.get("moz:accessibilityChecks"); }, }); /** * The current context decides if commands are executed in chrome- or * content space. */ Object.defineProperty(GeckoDriver.prototype, "context", { get() { return this._context; }, set(context) { this._context = Context.fromString(context); }, }); /** * Returns the current URL of the ChromeWindow or content browser, * depending on context. * * @return {URL} * Read-only property containing the currently loaded URL. */ Object.defineProperty(GeckoDriver.prototype, "currentURL", { get() { switch (this.context) { case Context.Chrome: let chromeWin = this.getCurrentWindow(); return new URL(chromeWin.location.href); case Context.Content: return new URL(this.curBrowser.currentURI.spec); default: throw new TypeError(`Unknown context: ${this.context}`); } }, }); Object.defineProperty(GeckoDriver.prototype, "title", { get() { switch (this.context) { case Context.Chrome: let chromeWin = this.getCurrentWindow(); return chromeWin.document.documentElement.getAttribute("title"); case Context.Content: return this.curBrowser.currentTitle; default: throw new TypeError(`Unknown context: ${this.context}`); } }, }); Object.defineProperty(GeckoDriver.prototype, "proxy", { get() { return this.capabilities.get("proxy"); }, }); Object.defineProperty(GeckoDriver.prototype, "secureTLS", { get() { return !this.capabilities.get("acceptInsecureCerts"); }, }); Object.defineProperty(GeckoDriver.prototype, "timeouts", { get() { return this.capabilities.get("timeouts"); }, set(newTimeouts) { this.capabilities.set("timeouts", newTimeouts); }, }); Object.defineProperty(GeckoDriver.prototype, "windows", { get() { return Services.wm.getEnumerator(null); }, }); Object.defineProperty(GeckoDriver.prototype, "windowType", { get() { return this.curBrowser.window.document.documentElement.getAttribute( "windowtype" ); }, }); Object.defineProperty(GeckoDriver.prototype, "windowHandles", { get() { let hs = []; for (let win of this.windows) { let tabBrowser = browser.getTabBrowser(win); // Only return handles for browser windows if (tabBrowser && tabBrowser.tabs) { for (let tab of tabBrowser.tabs) { let winId = this.getIdForBrowser(browser.getBrowserForTab(tab)); if (winId !== null) { hs.push(winId); } } } } return hs; }, }); Object.defineProperty(GeckoDriver.prototype, "chromeWindowHandles", { get() { let hs = []; for (let win of this.windows) { hs.push(getOuterWindowId(win)); } return hs; }, }); GeckoDriver.prototype.QueryInterface = ChromeUtils.generateQI([ Ci.nsIObserver, Ci.nsISupportsWeakReference, ]); GeckoDriver.prototype.init = function() { this.mm.addMessageListener("Marionette:WebDriver:GetCapabilities", this); this.mm.addMessageListener("Marionette:ListenersAttached", this); this.mm.addMessageListener("Marionette:Register", this); this.mm.addMessageListener("Marionette:switchedToFrame", this); }; GeckoDriver.prototype.uninit = function() { this.mm.removeMessageListener("Marionette:WebDriver:GetCapabilities", this); this.mm.removeMessageListener("Marionette:ListenersAttached", this); this.mm.removeMessageListener("Marionette:Register", this); this.mm.removeMessageListener("Marionette:switchedToFrame", this); }; /** * Callback used to observe the creation of new modal or tab modal dialogs * during the session's lifetime. */ GeckoDriver.prototype.handleModalDialog = function(action, dialog, win) { // Only care about modals of the currently selected window. if (win !== this.curBrowser.window) { return; } if (action === modal.ACTION_OPENED) { this.dialog = new modal.Dialog(() => this.curBrowser, dialog); } else if (action === modal.ACTION_CLOSED) { this.dialog = null; } }; /** * Helper method to send async messages to the content listener. * Correct usage is to pass in the name of a function in listener.js, * a serialisable object, and optionally the current command's ID * when not using the modern dispatching technique. * * @param {string} name * Suffix of the target message handler Marionette:SUFFIX. * @param {Object=} data * Data that must be serialisable using {@link evaluate.toJSON}. * @param {number=} commandID * Optional command ID to ensure synchronisity. * * @throws {JavaScriptError} * If data could not be marshaled. * @throws {NoSuchWindowError} * If there is no current target frame. */ GeckoDriver.prototype.sendAsync = function(name, data, commandID) { let payload = evaluate.toJSON(data, this.seenEls); if (payload === null) { payload = {}; } // TODO(ato): When proxy.AsyncMessageChannel // is used for all chrome <-> content communication // this can be removed. if (commandID) { payload.commandID = commandID; } this.curBrowser.executeWhenReady(() => { if (this.curBrowser.curFrameId) { let target = `Marionette:${name}`; this.curBrowser.messageManager.sendAsyncMessage(target, payload); } else { throw new NoSuchWindowError( "No such content frame; perhaps the listener was not registered?" ); } }); }; /** * Get the session's current top-level browsing context. * * It will return the outer {@link ChromeWindow} previously selected by * window handle through {@link #switchToWindow}, or the first window that * was registered. * * @param {Context=} forcedContext * Optional name of the context to use for finding the window. * It will be required if a command always needs a specific context, * whether which context is currently set. Defaults to the current * context. * * @return {ChromeWindow} * The current top-level browsing context. */ GeckoDriver.prototype.getCurrentWindow = function(forcedContext = undefined) { let context = typeof forcedContext == "undefined" ? this.context : forcedContext; let win = null; switch (context) { case Context.Chrome: if (this.curFrame !== null) { win = this.curFrame; } else if (this.curBrowser !== null) { win = this.curBrowser.window; } break; case Context.Content: if (this.curFrame !== null) { win = this.curFrame; } else if (this.curBrowser !== null && this.curBrowser.contentBrowser) { win = this.curBrowser.window; } break; } return win; }; GeckoDriver.prototype.isReftestBrowser = function(element) { return ( this._reftest && element && element.tagName === "xul:browser" && element.parentElement && element.parentElement.id === "reftest" ); }; GeckoDriver.prototype.addFrameCloseListener = function(action) { let win = this.getCurrentWindow(); this.mozBrowserClose = e => { if (e.target.id == this.oopFrameId) { win.removeEventListener("mozbrowserclose", this.mozBrowserClose, true); throw new NoSuchWindowError("The window closed during action: " + action); } }; win.addEventListener("mozbrowserclose", this.mozBrowserClose, true); }; /** * Create a new browsing context for window and add to known browsers. * * @param {ChromeWindow} win * Window for which we will create a browsing context. * * @return {string} * Returns the unique server-assigned ID of the window. */ GeckoDriver.prototype.addBrowser = function(window) { let bc = new browser.Context(window, this); let winId = getOuterWindowId(window); this.browsers[winId] = bc; this.curBrowser = this.browsers[winId]; if (!this.wins.has(winId)) { // add this to seenItems so we can guarantee // the user will get winId as this window's id this.wins.set(winId, window); } }; /** * Registers a new browser, win, with Marionette. * * If we have not seen the browser content window before, the listener * frame script will be loaded into it. If isNewSession is true, we will * switch focus to the start frame when it registers. * * @param {ChromeWindow} win * Window whose browser we need to access. * @param {boolean=} [false] isNewSession * True if this is the first time we're talking to this browser. */ GeckoDriver.prototype.startBrowser = function(window, isNewSession = false) { this.mainFrame = window; this.curFrame = null; this.addBrowser(window); this.whenBrowserStarted(window, isNewSession); }; /** * Callback invoked after a new session has been started in a browser. * Loads the Marionette frame script into the browser if needed. * * @param {ChromeWindow} window * Window whose browser we need to access. * @param {boolean} isNewSession * True if this is the first time we're talking to this browser. */ GeckoDriver.prototype.whenBrowserStarted = function(window, isNewSession) { let mm = window.messageManager; if (mm) { if (!isNewSession) { // Loading the frame script corresponds to a situation we need to // return to the server. If the messageManager is a message broadcaster // with no children, we don't have a hope of coming back from this // call, so send the ack here. Otherwise, make a note of how many // child scripts will be loaded so we known when it's safe to return. // Child managers may not have child scripts yet (e.g. socialapi), // only count child managers that have children, but only count the top // level children as they are the ones that we expect a response from. if (mm.childCount !== 0) { this.curBrowser.frameRegsPending = 0; for (let i = 0; i < mm.childCount; i++) { if (mm.getChildAt(i).childCount !== 0) { this.curBrowser.frameRegsPending += 1; } } } } if (!MarionettePrefs.contentListener || !isNewSession) { // load listener into the remote frame // and any applicable new frames // opened after this call mm.loadFrameScript(FRAME_SCRIPT, true); MarionettePrefs.contentListener = true; } } else { logger.error("Unable to load content frame script"); } }; /** * Recursively get all labeled text. * * @param {Element} el * The parent element. * @param {Array.} lines * Array that holds the text lines. */ GeckoDriver.prototype.getVisibleText = function(el, lines) { try { if (atom.isElementDisplayed(el, this.getCurrentWindow())) { if (el.value) { lines.push(el.value); } for (let child in el.childNodes) { this.getVisibleText(el.childNodes[child], lines); } } } catch (e) { if (el.nodeName == "#text") { lines.push(el.textContent); } } }; /** * Handles registration of new content listener browsers. Depending on * their type they are either accepted or ignored. */ GeckoDriver.prototype.registerBrowser = function(id, be) { let listenerWindow = Services.wm.getOuterWindowWithId(id); // We want to ignore frames that are XUL browsers that aren't in the "main" // tabbrowser, but accept things on Fennec (which doesn't have a // xul:tabbrowser), and accept HTML iframes (because tests depend on it), // as well as XUL frames. Ideally this should be cleaned up and we should // keep track of browsers a different way. if ( this.appId != APP_ID_FIREFOX || be.namespaceURI != XUL_NS || be.nodeName != "browser" || be.getTabBrowser() ) { // curBrowser holds all the registered frames in knownFrames this.curBrowser.register(id, be); } this.wins.set(id, listenerWindow); return id; }; GeckoDriver.prototype.registerPromise = function() { const li = "Marionette:Register"; return new Promise(resolve => { let cb = ({ json, target }) => { let { outerWindowID } = json; this.registerBrowser(outerWindowID, target); if (this.curBrowser.frameRegsPending > 0) { this.curBrowser.frameRegsPending--; } if (this.curBrowser.frameRegsPending === 0) { this.mm.removeMessageListener(li, cb); resolve(); } return { outerWindowID }; }; this.mm.addMessageListener(li, cb); }); }; GeckoDriver.prototype.listeningPromise = function() { const li = "Marionette:ListenersAttached"; return new Promise(resolve => { let cb = msg => { if (msg.json.outerWindowID === this.curBrowser.curFrameId) { this.mm.removeMessageListener(li, cb); resolve(); } }; this.mm.addMessageListener(li, cb); }); }; /** * Create a new WebDriver session. * * It is expected that the caller performs the necessary checks on * the requested capabilities to be WebDriver conforming. The WebDriver * service offered by Marionette does not match or negotiate capabilities * beyond type- and bounds checks. * *

Capabilities

* *
*
pageLoadStrategy (string) *
The page load strategy to use for the current session. Must be * one of "none", "eager", and "normal". * *
acceptInsecureCerts (boolean) *
Indicates whether untrusted and self-signed TLS certificates * are implicitly trusted on navigation for the duration of the session. * *
timeouts (Timeouts object) *
Describes the timeouts imposed on certian session operations. * *
proxy (Proxy object) *
Defines the proxy configuration. * *
moz:accessibilityChecks (boolean) *
Run a11y checks when clicking elements. * *
moz:useNonSpecCompliantPointerOrigin (boolean) *
Use the not WebDriver conforming calculation of the pointer origin * when the origin is an element, and the element center point is used. * *
moz:webdriverClick (boolean) *
Use a WebDriver conforming WebDriver::ElementClick. *
* *

Timeouts object

* *
*
script (number) *
Determines when to interrupt a script that is being evaluates. * *
pageLoad (number) *
Provides the timeout limit used to interrupt navigation of the * browsing context. * *
implicit (number) *
Gives the timeout of when to abort when locating an element. *
* *

Proxy object

* *
*
proxyType (string) *
Indicates the type of proxy configuration. Must be one * of "pac", "direct", "autodetect", * "system", or "manual". * *
proxyAutoconfigUrl (string) *
Defines the URL for a proxy auto-config file if * proxyType is equal to "pac". * *
ftpProxy (string) *
Defines the proxy host for FTP traffic when the * proxyType is "manual". * *
httpProxy (string) *
Defines the proxy host for HTTP traffic when the * proxyType is "manual". * *
noProxy (string) *
Lists the adress for which the proxy should be bypassed when * the proxyType is "manual". Must be a JSON * List containing any number of any of domains, IPv4 addresses, or IPv6 * addresses. * *
sslProxy (string) *
Defines the proxy host for encrypted TLS traffic when the * proxyType is "manual". * *
socksProxy (string) *
Defines the proxy host for a SOCKS proxy traffic when the * proxyType is "manual". * *
socksVersion (string) *
Defines the SOCKS proxy version when the proxyType is * "manual". It must be any integer between 0 and 255 * inclusive. *
* *

Example

* * Input: * *

 *     {"capabilities": {"acceptInsecureCerts": true}}
 * 
* * @param {string=} sessionId * Normally a unique ID is given to a new session, however this can * be overriden by providing this field. * @param {Object.=} capabilities * JSON Object containing any of the recognised capabilities listed * above. * * @return {Object} * Session ID and capabilities offered by the WebDriver service. * * @throws {SessionNotCreatedError} * If, for whatever reason, a session could not be created. */ GeckoDriver.prototype.newSession = async function(cmd) { if (this.sessionID) { throw new SessionNotCreatedError("Maximum number of active sessions"); } this.sessionID = WebElement.generateUUID(); try { this.capabilities = Capabilities.fromJSON(cmd.parameters); if (!this.secureTLS) { logger.warn("TLS certificate errors will be ignored for this session"); allowAllCerts.enable(); } if (this.proxy.init()) { logger.info("Proxy settings initialised: " + JSON.stringify(this.proxy)); } } catch (e) { throw new SessionNotCreatedError(e); } // If we are testing accessibility with marionette, start a11y service in // chrome first. This will ensure that we do not have any content-only // services hanging around. if (this.a11yChecks && accessibility.service) { logger.info("Preemptively starting accessibility service in Chrome"); } let registerBrowsers = this.registerPromise(); let browserListening = this.listeningPromise(); let waitForWindow = function() { let windowTypes; switch (this.appId) { case APP_ID_THUNDERBIRD: windowTypes = ["mail:3pane"]; break; default: // We assume that an app either has GeckoView windows, or // Firefox/Fennec windows, but not both. windowTypes = ["navigator:browser", "navigator:geckoview"]; break; } let win; for (let windowType of windowTypes) { win = Services.wm.getMostRecentWindow(windowType); if (win) { break; } } if (!win) { // if the window isn't even created, just poll wait for it let checkTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer); checkTimer.initWithCallback( waitForWindow.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); } else if (win.document.readyState != "complete") { // otherwise, wait for it to be fully loaded before proceeding let listener = ev => { // ensure that we proceed, on the top level document load event // (not an iframe one...) if (ev.target != win.document) { return; } win.removeEventListener("load", listener); waitForWindow.call(this); }; win.addEventListener("load", listener, true); } else { if (MarionettePrefs.clickToStart) { Services.prompt.alert( win, "", "Click to start execution of marionette tests" ); } this.startBrowser(win, true); } }; if (!MarionettePrefs.contentListener) { waitForWindow.call(this); } else if (this.appId != APP_ID_FIREFOX && this.curBrowser === null) { // if there is a content listener, then we just wake it up let win = this.getCurrentWindow(); this.addBrowser(win); this.whenBrowserStarted(win, false); } else { throw new WebDriverError("Session already running"); } await registerBrowsers; await browserListening; if (this.mainFrame) { this.mainFrame.focus(); } if (this.curBrowser.tab) { this.curBrowser.contentBrowser.focus(); } // Setup observer for modal dialogs this.dialogObserver = new modal.DialogObserver(this); this.dialogObserver.add(this.handleModalDialog.bind(this)); // Check if there is already an open dialog for the selected browser window. this.dialog = modal.findModalDialogs(this.curBrowser); return { sessionId: this.sessionID, capabilities: this.capabilities, }; }; /** * Send the current session's capabilities to the client. * * Capabilities informs the client of which WebDriver features are * supported by Firefox and Marionette. They are immutable for the * length of the session. * * The return value is an immutable map of string keys * ("capabilities") to values, which may be of types boolean, * numerical or string. */ GeckoDriver.prototype.getSessionCapabilities = function() { return { capabilities: this.capabilities }; }; /** * Sets the context of the subsequent commands. * * All subsequent requests to commands that in some way involve * interaction with a browsing context will target the chosen browsing * context. * * @param {string} value * Name of the context to be switched to. Must be one of "chrome" or * "content". * * @throws {InvalidArgumentError} * If value is not a string. * @throws {WebDriverError} * If value is not a valid browsing context. */ GeckoDriver.prototype.setContext = function(cmd) { let value = assert.string(cmd.parameters.value); this.context = value; }; /** * Gets the context type that is Marionette's current target for * browsing context scoped commands. * * You may choose a context through the {@link #setContext} command. * * The default browsing context is {@link Context.Content}. * * @return {Context} * Current context. */ GeckoDriver.prototype.getContext = function() { return this.context; }; /** * Executes a JavaScript function in the context of the current browsing * context, if in content space, or in chrome space otherwise, and returns * the return value of the function. * * It is important to note that if the sandboxName parameter * is left undefined, the script will be evaluated in a mutable sandbox, * causing any change it makes on the global state of the document to have * lasting side-effects. * * @param {string} script * Script to evaluate as a function body. * @param {Array.<(string|boolean|number|object|WebElement)>} args * Arguments exposed to the script in arguments. * The array items must be serialisable to the WebDriver protocol. * @param {string=} sandbox * Name of the sandbox to evaluate the script in. The sandbox is * cached for later re-use on the same Window object if * newSandbox is false. If he parameter is undefined, * the script is evaluated in a mutable sandbox. If the parameter * is "system", it will be evaluted in a sandbox with elevated system * privileges, equivalent to chrome space. * @param {boolean=} newSandbox * Forces the script to be evaluated in a fresh sandbox. Note that if * it is undefined, the script will normally be evaluted in a fresh * sandbox. * @param {string=} filename * Filename of the client's program where this script is evaluated. * @param {number=} line * Line in the client's program where this script is evaluated. * * @return {(string|boolean|number|object|WebElement)} * Return value from the script, or null which signifies either the * JavaScript notion of null or undefined. * * @throws {ScriptTimeoutError} * If the script was interrupted due to reaching the session's * script timeout. * @throws {JavaScriptError} * If an {@link Error} was thrown whilst evaluating the script. */ GeckoDriver.prototype.executeScript = async function(cmd) { let { script, args } = cmd.parameters; let opts = { script: cmd.parameters.script, args: cmd.parameters.args, sandboxName: cmd.parameters.sandbox, newSandbox: cmd.parameters.newSandbox, file: cmd.parameters.filename, line: cmd.parameters.line, }; return { value: await this.execute_(script, args, opts) }; }; /** * Executes a JavaScript function in the context of the current browsing * context, if in content space, or in chrome space otherwise, and returns * the object passed to the callback. * * The callback is always the last argument to the arguments * list passed to the function scope of the script. It can be retrieved * as such: * *

 *     let callback = arguments[arguments.length - 1];
 *     callback("foo");
 *     // "foo" is returned
 * 
* * It is important to note that if the sandboxName parameter * is left undefined, the script will be evaluated in a mutable sandbox, * causing any change it makes on the global state of the document to have * lasting side-effects. * * @param {string} script * Script to evaluate as a function body. * @param {Array.<(string|boolean|number|object|WebElement)>} args * Arguments exposed to the script in arguments. * The array items must be serialisable to the WebDriver protocol. * @param {string=} sandbox * Name of the sandbox to evaluate the script in. The sandbox is * cached for later re-use on the same Window object if * newSandbox is false. If the parameter is undefined, * the script is evaluated in a mutable sandbox. If the parameter * is "system", it will be evaluted in a sandbox with elevated system * privileges, equivalent to chrome space. * @param {boolean=} newSandbox * Forces the script to be evaluated in a fresh sandbox. Note that if * it is undefined, the script will normally be evaluted in a fresh * sandbox. * @param {string=} filename * Filename of the client's program where this script is evaluated. * @param {number=} line * Line in the client's program where this script is evaluated. * * @return {(string|boolean|number|object|WebElement)} * Return value from the script, or null which signifies either the * JavaScript notion of null or undefined. * * @throws {ScriptTimeoutError} * If the script was interrupted due to reaching the session's * script timeout. * @throws {JavaScriptError} * If an Error was thrown whilst evaluating the script. */ GeckoDriver.prototype.executeAsyncScript = async function(cmd) { let { script, args } = cmd.parameters; let opts = { script: cmd.parameters.script, args: cmd.parameters.args, sandboxName: cmd.parameters.sandbox, newSandbox: cmd.parameters.newSandbox, file: cmd.parameters.filename, line: cmd.parameters.line, async: true, }; return { value: await this.execute_(script, args, opts) }; }; GeckoDriver.prototype.execute_ = async function( script, args = [], { sandboxName = null, newSandbox = false, file = "", line = 0, async = false, } = {} ) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); assert.string(script, pprint`Expected "script" to be a string: ${script}`); assert.array(args, pprint`Expected script args to be an array: ${args}`); if (sandboxName !== null) { assert.string( sandboxName, pprint`Expected sandbox name to be a string: ${sandboxName}` ); } assert.boolean( newSandbox, pprint`Expected newSandbox to be boolean: ${newSandbox}` ); assert.string(file, pprint`Expected file to be a string: ${file}`); assert.number(line, pprint`Expected line to be a number: ${line}`); let opts = { timeout: this.timeouts.script, sandboxName, newSandbox, file, line, async, }; let res, els; switch (this.context) { case Context.Content: // evaluate in content with lasting side-effects if (!sandboxName) { res = await this.listener.execute(script, args, opts); // evaluate in content with sandbox } else { res = await this.listener.executeInSandbox(script, args, opts); } break; case Context.Chrome: let sb = this.sandboxes.get(sandboxName, newSandbox); let wargs = evaluate.fromJSON(args, this.curBrowser.seenEls, sb.window); res = await evaluate.sandbox(sb, script, wargs, opts); els = this.curBrowser.seenEls; break; default: throw new TypeError(`Unknown context: ${this.context}`); } return evaluate.toJSON(res, els); }; /** * Navigate to given URL. * * Navigates the current browsing context to the given URL and waits for * the document to load or the session's page timeout duration to elapse * before returning. * * The command will return with a failure if there is an error loading * the document or the URL is blocked. This can occur if it fails to * reach host, the URL is malformed, or if there is a certificate issue * to name some examples. * * The document is considered successfully loaded when the * DOMContentLoaded event on the frame element associated with the * current window triggers and document.readyState is "complete". * * In chrome context it will change the current window's location to * the supplied URL and wait until document.readyState equals "complete" * or the page timeout duration has elapsed. * * @param {string} url * URL to navigate to. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.get = async function(cmd) { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let url = cmd.parameters.url; let get = this.listener.get({ url, pageTimeout: this.timeouts.pageLoad }); // If a process change of the frame script interrupts our page load, this // will never return. We need to re-issue this request to correctly poll for // readyState and send errors. this.curBrowser.pendingCommands.push(() => { let parameters = { // TODO(ato): Bug 1242595 commandID: this.listener.activeMessageId, pageTimeout: this.timeouts.pageLoad, startTime: new Date().getTime(), }; this.curBrowser.messageManager.sendAsyncMessage( "Marionette:waitForPageLoaded", parameters ); }); await get; this.curBrowser.contentBrowser.focus(); }; /** * Get a string representing the current URL. * * On Desktop this returns a string representation of the URL of the * current top level browsing context. This is equivalent to * document.location.href. * * When in the context of the chrome, this returns the canonical URL * of the current resource. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getCurrentUrl = async function() { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); return this.currentURL.toString(); }; /** * Gets the current title of the window. * * @return {string} * Document title of the top-level browsing context. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getTitle = async function() { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); return this.title; }; /** Gets the current type of the window. */ GeckoDriver.prototype.getWindowType = function() { assert.open(this.getCurrentWindow()); return this.windowType; }; /** * Gets the page source of the content document. * * @return {string} * String serialisation of the DOM of the current browsing context's * active document. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getPageSource = async function() { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); switch (this.context) { case Context.Chrome: let s = new win.XMLSerializer(); return s.serializeToString(win.document); case Context.Content: return this.listener.getPageSource(); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Cause the browser to traverse one step backward in the joint history * of the current browsing context. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.goBack = async function() { assert.content(this.context); assert.open(this.curBrowser); await this._handleUserPrompts(); // If there is no history, just return if (!this.curBrowser.contentBrowser.webNavigation.canGoBack) { return; } let lastURL = this.currentURL; let goBack = this.listener.goBack({ pageTimeout: this.timeouts.pageLoad }); // If a process change of the frame script interrupts our page load, this // will never return. We need to re-issue this request to correctly poll for // readyState and send errors. this.curBrowser.pendingCommands.push(() => { let parameters = { // TODO(ato): Bug 1242595 commandID: this.listener.activeMessageId, lastSeenURL: lastURL.toString(), pageTimeout: this.timeouts.pageLoad, startTime: new Date().getTime(), }; this.curBrowser.messageManager.sendAsyncMessage( "Marionette:waitForPageLoaded", parameters ); }); await goBack; }; /** * Cause the browser to traverse one step forward in the joint history * of the current browsing context. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.goForward = async function() { assert.content(this.context); assert.open(this.curBrowser); await this._handleUserPrompts(); // If there is no history, just return if (!this.curBrowser.contentBrowser.webNavigation.canGoForward) { return; } let lastURL = this.currentURL; let goForward = this.listener.goForward({ pageTimeout: this.timeouts.pageLoad, }); // If a process change of the frame script interrupts our page load, this // will never return. We need to re-issue this request to correctly poll for // readyState and send errors. this.curBrowser.pendingCommands.push(() => { let parameters = { // TODO(ato): Bug 1242595 commandID: this.listener.activeMessageId, lastSeenURL: lastURL.toString(), pageTimeout: this.timeouts.pageLoad, startTime: new Date().getTime(), }; this.curBrowser.messageManager.sendAsyncMessage( "Marionette:waitForPageLoaded", parameters ); }); await goForward; }; /** * Causes the browser to reload the page in current top-level browsing * context. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.refresh = async function() { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let refresh = this.listener.refresh({ pageTimeout: this.timeouts.pageLoad }); // If a process change of the frame script interrupts our page load, this // will never return. We need to re-issue this request to correctly poll for // readyState and send errors. this.curBrowser.pendingCommands.push(() => { let parameters = { // TODO(ato): Bug 1242595 commandID: this.listener.activeMessageId, pageTimeout: this.timeouts.pageLoad, startTime: new Date().getTime(), }; this.curBrowser.messageManager.sendAsyncMessage( "Marionette:waitForPageLoaded", parameters ); }); await refresh; }; /** * Forces an update for the given browser's id. */ GeckoDriver.prototype.updateIdForBrowser = function(browser, newId) { this._browserIds.set(browser.permanentKey, newId); }; /** * Retrieves a listener id for the given xul browser element. In case * the browser is not known, an attempt is made to retrieve the id from * a CPOW, and null is returned if this fails. */ GeckoDriver.prototype.getIdForBrowser = function(browser) { if (browser === null) { return null; } let permKey = browser.permanentKey; if (this._browserIds.has(permKey)) { return this._browserIds.get(permKey); } let winId = browser.outerWindowID; if (winId) { this._browserIds.set(permKey, winId); return winId; } return null; }; /** * Get the current window's handle. On desktop this typically corresponds * to the currently selected tab. * * Return an opaque server-assigned identifier to this window that * uniquely identifies it within this Marionette instance. This can * be used to switch to this window at a later point. * * @return {string} * Unique window handle. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. */ GeckoDriver.prototype.getWindowHandle = function() { assert.open(this.curBrowser); return this.curBrowser.curFrameId.toString(); }; /** * Get a list of top-level browsing contexts. On desktop this typically * corresponds to the set of open tabs for browser windows, or the window * itself for non-browser chrome windows. * * Each window handle is assigned by the server and is guaranteed unique, * however the return array does not have a specified ordering. * * @return {Array.} * Unique window handles. */ GeckoDriver.prototype.getWindowHandles = function() { return this.windowHandles.map(String); }; /** * Get the current window's handle. This corresponds to a window that * may itself contain tabs. * * Return an opaque server-assigned identifier to this window that * uniquely identifies it within this Marionette instance. This can * be used to switch to this window at a later point. * * @return {string} * Unique window handle. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnknownError} * Internal browsing context reference not found */ GeckoDriver.prototype.getChromeWindowHandle = function() { assert.open(this.getCurrentWindow(Context.Chrome)); for (let i in this.browsers) { if (this.curBrowser == this.browsers[i]) { return i; } } throw new UnknownError("Invalid browsing context"); }; /** * Returns identifiers for each open chrome window for tests interested in * managing a set of chrome windows and tabs separately. * * @return {Array.} * Unique window handles. */ GeckoDriver.prototype.getChromeWindowHandles = function() { return this.chromeWindowHandles.map(String); }; /** * Get the current position and size of the browser window currently in focus. * * Will return the current browser window size in pixels. Refers to * window outerWidth and outerHeight values, which include scroll bars, * title bars, etc. * * @return {Object.} * Object with |x| and |y| coordinates, and |width| and |height| * of browser window. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getWindowRect = async function() { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); return this.curBrowser.rect; }; /** * Set the window position and size of the browser on the operating * system window manager. * * The supplied `width` and `height` values refer to the window `outerWidth` * and `outerHeight` values, which include browser chrome and OS-level * window borders. * * @param {number} x * X coordinate of the top/left of the window that it will be * moved to. * @param {number} y * Y coordinate of the top/left of the window that it will be * moved to. * @param {number} width * Width to resize the window to. * @param {number} height * Height to resize the window to. * * @return {Object.} * Object with `x` and `y` coordinates and `width` and `height` * dimensions. * * @throws {UnsupportedOperationError} * Not applicable to application. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.setWindowRect = async function(cmd) { assert.firefox(); const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { x, y, width, height } = cmd.parameters; switch (WindowState.from(win.windowState)) { case WindowState.Fullscreen: await exitFullscreen(win); break; case WindowState.Maximized: case WindowState.Minimized: await restoreWindow(win); break; } if (width != null && height != null) { assert.positiveInteger(height); assert.positiveInteger(width); if (win.outerWidth != width || win.outerHeight != height) { win.resizeTo(width, height); await new IdlePromise(win); } } if (x != null && y != null) { assert.integer(x); assert.integer(y); if (win.screenX != x || win.screenY != y) { win.moveTo(x, y); await new IdlePromise(win); } } return this.curBrowser.rect; }; /** * Switch current top-level browsing context by name or server-assigned * ID. Searches for windows by name, then ID. Content windows take * precedence. * * @param {string} name * Target name or ID of the window to switch to. * @param {boolean=} focus * A boolean value which determines whether to focus * the window. Defaults to true. */ GeckoDriver.prototype.switchToWindow = async function(cmd) { let focus = true; if (typeof cmd.parameters.focus != "undefined") { focus = cmd.parameters.focus; } // Window IDs are internally handled as numbers, but here it could // also be the name of the window. let switchTo = parseInt(cmd.parameters.name); if (isNaN(switchTo)) { switchTo = cmd.parameters.name; } let byNameOrId = function(win, windowId) { return switchTo === win.name || switchTo === windowId; }; let found = this.findWindow(this.windows, byNameOrId); if (found) { await this.setWindowHandle(found, focus); } else { throw new NoSuchWindowError(`Unable to locate window: ${switchTo}`); } }; /** * Find a specific window according to some filter function. * * @param {Iterable.} winIterable * Iterable that emits Windows. * @param {function(Window, number): boolean} filter * A callback function taking two arguments; the window and * the outerId of the window, and returning a boolean indicating * whether the window is the target. * * @return {Object} * A window handle object containing the window and some * associated metadata. */ GeckoDriver.prototype.findWindow = function(winIterable, filter) { for (let win of winIterable) { let outerId = getOuterWindowId(win); let tabBrowser = browser.getTabBrowser(win); // In case the wanted window is a chrome window, we are done. if (filter(win, outerId)) { return { win, outerId, hasTabBrowser: !!tabBrowser }; // Otherwise check if the chrome window has a tab browser, and that it // contains a tab with the wanted window handle. } else if (tabBrowser && tabBrowser.tabs) { for (let i = 0; i < tabBrowser.tabs.length; ++i) { let contentBrowser = browser.getBrowserForTab(tabBrowser.tabs[i]); let contentWindowId = this.getIdForBrowser(contentBrowser); if (filter(win, contentWindowId)) { return { win, outerId, hasTabBrowser: true, tabIndex: i, }; } } } } return null; }; /** * Switch the marionette window to a given window. If the browser in * the window is unregistered, register that browser and wait for * the registration is complete. If |focus| is true then set the focus * on the window. * * @param {Object} winProperties * Object containing window properties such as returned from * GeckoDriver#findWindow * @param {boolean=} focus * A boolean value which determines whether to focus the window. * Defaults to true. */ GeckoDriver.prototype.setWindowHandle = async function( winProperties, focus = true ) { if (!(winProperties.outerId in this.browsers)) { // Initialise Marionette if the current chrome window has not been seen // before. Also register the initial tab, if one exists. let registerBrowsers, browserListening; if (winProperties.hasTabBrowser) { registerBrowsers = this.registerPromise(); browserListening = this.listeningPromise(); } this.startBrowser(winProperties.win, false /* isNewSession */); if (registerBrowsers && browserListening) { await registerBrowsers; await browserListening; } } else { // Otherwise switch to the known chrome window this.curBrowser = this.browsers[winProperties.outerId]; this.mainFrame = this.curBrowser.window; this.curFrame = null; // .. and activate the tab if it's a content browser. if ("tabIndex" in winProperties) { await this.curBrowser.switchToTab( winProperties.tabIndex, winProperties.win, focus ); } } if (focus) { await this.curBrowser.focusWindow(); } }; GeckoDriver.prototype.getActiveFrame = function() { assert.open(this.getCurrentWindow()); let frame = null; switch (this.context) { case Context.Chrome: // no frame means top-level if (this.curFrame) { frame = this.curBrowser.seenEls.add(this.curFrame.frameElement); } break; case Context.Content: frame = this.currentFrameElement; } return frame; }; /** * Set the current browsing context for future commands to the parent * of the current browsing context. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.switchToParentFrame = async function() { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); await this.listener.switchToParentFrame(); }; /** * Switch to a given frame within the current window. * * @param {Object} element * A web element reference to the element to switch to. * @param {(string|number)} id * If element is not defined, then this holds either the id, name, * or index of the frame to switch to. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.switchToFrame = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { id, focus } = cmd.parameters; // TODO(ato): element can be either string (deprecated) or a web // element JSON Object. Can be removed with Firefox 60. let byFrame; if (typeof cmd.parameters.element == "string") { byFrame = WebElement.fromUUID(cmd.parameters.element, Context.Chrome); } else if (cmd.parameters.element) { byFrame = WebElement.fromJSON(cmd.parameters.element); } const otherErrorsExpr = /about:.+(error)|(blocked)\?/; const checkTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer); let curWindow = this.getCurrentWindow(); let checkLoad = function() { let win = this.getCurrentWindow(); if (win.document.readyState == "complete") { return; } else if (win.document.readyState == "interactive") { let documentURI = win.document.documentURI; if (documentURI.startsWith("about:certerror")) { throw new InsecureCertificateError(); } else if (otherErrorsExpr.exec(documentURI)) { throw new UnknownError("Reached error page: " + documentURI); } } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); }; if (this.context == Context.Chrome) { let foundFrame = null; // just focus if (typeof id == "undefined" && !byFrame) { this.curFrame = null; if (focus) { this.mainFrame.focus(); } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); return; } // by element (HTMLIFrameElement) if (byFrame) { let wantedFrame = this.curBrowser.seenEls.get(byFrame); // Deal with an embedded xul:browser case if ( wantedFrame.tagName == "xul:browser" || wantedFrame.tagName == "browser" ) { curWindow = wantedFrame.contentWindow; this.curFrame = curWindow; if (focus) { this.curFrame.focus(); } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); return; } // Check if the frame is XBL anonymous let parent = curWindow.document.getBindingParent(wantedFrame); // Shadow nodes also show up in getAnonymousNodes, we should // ignore them. if ( parent && !(parent.shadowRoot && parent.shadowRoot.contains(wantedFrame)) ) { const doc = curWindow.document; let anonNodes = [...(doc.getAnonymousNodes(parent) || [])]; if (anonNodes.length > 0) { let el = wantedFrame; while (el) { if (anonNodes.indexOf(el) > -1) { curWindow = wantedFrame.contentWindow; this.curFrame = curWindow; if (focus) { this.curFrame.focus(); } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); return; } el = el.parentNode; } } } // else, assume iframe let frames = curWindow.document.getElementsByTagName("iframe"); let numFrames = frames.length; for (let i = 0; i < numFrames; i++) { let wrappedEl = new XPCNativeWrapper(frames[i]); let wrappedWanted = new XPCNativeWrapper(wantedFrame); if (wrappedEl == wrappedWanted) { curWindow = frames[i].contentWindow; this.curFrame = curWindow; if (focus) { this.curFrame.focus(); } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); return; } } } switch (typeof id) { case "string": let foundById = null; let frames = curWindow.document.getElementsByTagName("iframe"); let numFrames = frames.length; for (let i = 0; i < numFrames; i++) { // give precedence to name let frame = frames[i]; if (frame.getAttribute("name") == id) { foundFrame = i; curWindow = frame.contentWindow; break; } else if (foundById === null && frame.id == id) { foundById = i; } } if (foundFrame === null && foundById !== null) { foundFrame = foundById; curWindow = frames[foundById].contentWindow; } break; case "number": if (typeof curWindow.frames[id] != "undefined") { foundFrame = id; let frameEl = curWindow.frames[foundFrame].frameElement; curWindow = frameEl.contentWindow; } break; } if (foundFrame !== null) { this.curFrame = curWindow; if (focus) { this.curFrame.focus(); } checkTimer.initWithCallback( checkLoad.bind(this), 100, Ci.nsITimer.TYPE_ONE_SHOT ); } else { throw new NoSuchFrameError(`Unable to locate frame: ${id}`); } } else if (this.context == Context.Content) { cmd.commandID = cmd.id; await this.listener.switchToFrame(cmd.parameters); } }; GeckoDriver.prototype.getTimeouts = function() { return this.timeouts; }; /** * Set timeout for page loading, searching, and scripts. * * @param {Object.} * Dictionary of timeout types and their new value, where all timeout * types are optional. * * @throws {InvalidArgumentError} * If timeout type key is unknown, or the value provided with it is * not an integer. */ GeckoDriver.prototype.setTimeouts = function(cmd) { // merge with existing timeouts let merged = Object.assign(this.timeouts.toJSON(), cmd.parameters); this.timeouts = Timeouts.fromJSON(merged); }; /** Single tap. */ GeckoDriver.prototype.singleTap = async function(cmd) { assert.open(this.getCurrentWindow()); let { id, x, y } = cmd.parameters; let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: throw new UnsupportedOperationError( "Command 'singleTap' is not yet available in chrome context" ); case Context.Content: await this.listener.singleTap(webEl, x, y); break; } }; /** * Perform a series of grouped actions at the specified points in time. * * @param {Array.} actions * Array of objects that each represent an action sequence. * * @throws {UnsupportedOperationError} * Not yet available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.performActions = async function(cmd) { assert.content( this.context, "Command 'performActions' is not yet available in chrome context" ); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let actions = cmd.parameters.actions; await this.listener.performActions({ actions }); }; /** * Release all the keys and pointer buttons that are currently depressed. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.releaseActions = async function() { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); await this.listener.releaseActions(); }; /** * An action chain. * * @param {Object} value * A nested array where the inner array represents each event, * and the outer array represents a collection of events. * * @return {number} * Last touch ID. * * @throws {UnsupportedOperationError} * Not applicable to application. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.actionChain = async function(cmd) { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { chain, nextId } = cmd.parameters; switch (this.context) { case Context.Chrome: // be conservative until this has a use case and is established // to work as expected in Fennec assert.firefox(); return this.legacyactions.dispatchActions( chain, nextId, { frame: win }, this.curBrowser.seenEls ); case Context.Content: return this.listener.actionChain(chain, nextId); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * A multi-action chain. * * @param {Object} value * A nested array where the inner array represents eache vent, * the middle array represents a collection of events for each * finger, and the outer array represents all fingers. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.multiAction = async function(cmd) { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { value, max_length } = cmd.parameters; // eslint-disable-line camelcase await this.listener.multiAction(value, max_length); }; /** * Find an element using the indicated search strategy. * * @param {string} using * Indicates which search method to use. * @param {string} value * Value the client is looking for. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.findElement = async function(cmd) { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { using, value } = cmd.parameters; let startNode; if (typeof cmd.parameters.element != "undefined") { startNode = WebElement.fromUUID(cmd.parameters.element, this.context); } let opts = { startNode, timeout: this.timeouts.implicit, all: false, }; switch (this.context) { case Context.Chrome: if (!SUPPORTED_STRATEGIES.has(using)) { throw new InvalidSelectorError(`Strategy not supported: ${using}`); } let container = { frame: win }; if (opts.startNode) { opts.startNode = this.curBrowser.seenEls.get(opts.startNode); } let el = await element.find(container, using, value, opts); return this.curBrowser.seenEls.add(el); case Context.Content: return this.listener.findElementContent(using, value, opts); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Find elements using the indicated search strategy. * * @param {string} using * Indicates which search method to use. * @param {string} value * Value the client is looking for. */ GeckoDriver.prototype.findElements = async function(cmd) { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { using, value } = cmd.parameters; let startNode; if (typeof cmd.parameters.element != "undefined") { startNode = WebElement.fromUUID(cmd.parameters.element, this.context); } let opts = { startNode, timeout: this.timeouts.implicit, all: true, }; switch (this.context) { case Context.Chrome: if (!SUPPORTED_STRATEGIES.has(using)) { throw new InvalidSelectorError(`Strategy not supported: ${using}`); } let container = { frame: win }; if (startNode) { opts.startNode = this.curBrowser.seenEls.get(opts.startNode); } let els = await element.find(container, using, value, opts); return this.curBrowser.seenEls.addAll(els); case Context.Content: return this.listener.findElementsContent(using, value, opts); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Return the active element in the document. * * @return {WebElement} * Active element of the current browsing context's document * element, if the document element is non-null. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. * @throws {NoSuchElementError} * If the document does not have an active element, i.e. if * its document element has been deleted. */ GeckoDriver.prototype.getActiveElement = async function() { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); return this.listener.getActiveElement(); }; /** * Send click event to element. * * @param {string} id * Reference ID to the element that will be clicked. * * @throws {InvalidArgumentError} * If element id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.clickElement = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); await interaction.clickElement(el, this.a11yChecks); break; case Context.Content: let click = this.listener.clickElement({ webElRef: webEl.toJSON(), pageTimeout: this.timeouts.pageLoad, }); // If a process change of the frame script interrupts our page load, // this will never return. We need to re-issue this request to correctly // poll for readyState and send errors. this.curBrowser.pendingCommands.push(() => { let parameters = { // TODO(ato): Bug 1242595 commandID: this.listener.activeMessageId, pageTimeout: this.timeouts.pageLoad, startTime: new Date().getTime(), }; this.curBrowser.messageManager.sendAsyncMessage( "Marionette:waitForPageLoaded", parameters ); }); await click; break; default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Get a given attribute of an element. * * @param {string} id * Web element reference ID to the element that will be inspected. * @param {string} name * Name of the attribute which value to retrieve. * * @return {string} * Value of the attribute. * * @throws {InvalidArgumentError} * If id or name are not strings. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementAttribute = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let name = assert.string(cmd.parameters.name); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); return el.getAttribute(name); case Context.Content: return this.listener.getElementAttribute(webEl, name); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Returns the value of a property associated with given element. * * @param {string} id * Web element reference ID to the element that will be inspected. * @param {string} name * Name of the property which value to retrieve. * * @return {string} * Value of the property. * * @throws {InvalidArgumentError} * If id or name are not strings. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementProperty = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let name = assert.string(cmd.parameters.name); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); return evaluate.toJSON(el[name], this.curBrowser.seenEls); case Context.Content: return this.listener.getElementProperty(webEl, name); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Get the text of an element, if any. Includes the text of all child * elements. * * @param {string} id * Reference ID to the element that will be inspected. * * @return {string} * Element's text "as rendered". * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementText = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: // for chrome, we look at text nodes, and any node with a "label" field let el = this.curBrowser.seenEls.get(webEl); let lines = []; this.getVisibleText(el, lines); return lines.join("\n"); case Context.Content: return this.listener.getElementText(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Get the tag name of the element. * * @param {string} id * Reference ID to the element that will be inspected. * * @return {string} * Local tag name of element. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementTagName = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); return el.tagName.toLowerCase(); case Context.Content: return this.listener.getElementTagName(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Check if element is displayed. * * @param {string} id * Reference ID to the element that will be inspected. * * @return {boolean} * True if displayed, false otherwise. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.isElementDisplayed = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); return interaction.isElementDisplayed(el, this.a11yChecks); case Context.Content: return this.listener.isElementDisplayed(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Return the property of the computed style of an element. * * @param {string} id * Reference ID to the element that will be checked. * @param {string} propertyName * CSS rule that is being requested. * * @return {string} * Value of |propertyName|. * * @throws {InvalidArgumentError} * If id or propertyName are not strings. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementValueOfCssProperty = async function(cmd) { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let prop = assert.string(cmd.parameters.propertyName); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); let sty = win.document.defaultView.getComputedStyle(el); return sty.getPropertyValue(prop); case Context.Content: return this.listener.getElementValueOfCssProperty(webEl, prop); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Check if element is enabled. * * @param {string} id * Reference ID to the element that will be checked. * * @return {boolean} * True if enabled, false if disabled. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.isElementEnabled = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: // Selenium atom doesn't quite work here let el = this.curBrowser.seenEls.get(webEl); return interaction.isElementEnabled(el, this.a11yChecks); case Context.Content: return this.listener.isElementEnabled(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Check if element is selected. * * @param {string} id * Reference ID to the element that will be checked. * * @return {boolean} * True if selected, false if unselected. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.isElementSelected = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: // Selenium atom doesn't quite work here let el = this.curBrowser.seenEls.get(webEl); return interaction.isElementSelected(el, this.a11yChecks); case Context.Content: return this.listener.isElementSelected(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getElementRect = async function(cmd) { const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); let rect = el.getBoundingClientRect(); return { x: rect.x + win.pageXOffset, y: rect.y + win.pageYOffset, width: rect.width, height: rect.height, }; case Context.Content: return this.listener.getElementRect(webEl); default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Send key presses to element after focusing on it. * * @param {string} id * Reference ID to the element that will be checked. * @param {string} text * Value to send to the element. * * @throws {InvalidArgumentError} * If `id` or `text` are not strings. * @throws {NoSuchElementError} * If element represented by reference `id` is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.sendKeysToElement = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let text = assert.string(cmd.parameters.text); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: let el = this.curBrowser.seenEls.get(webEl); await interaction.sendKeysToElement(el, text, { accessibilityChecks: this.a11yChecks, }); break; case Context.Content: await this.listener.sendKeysToElement(webEl, text); break; default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Clear the text of an element. * * @param {string} id * Reference ID to the element that will be cleared. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.clearElement = async function(cmd) { assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let id = assert.string(cmd.parameters.id); let webEl = WebElement.fromUUID(id, this.context); switch (this.context) { case Context.Chrome: // the selenium atom doesn't work here let el = this.curBrowser.seenEls.get(webEl); if (el.nodeName == "textbox") { el.value = ""; } else if (el.nodeName == "checkbox") { el.checked = false; } break; case Context.Content: await this.listener.clearElement(webEl); break; default: throw new TypeError(`Unknown context: ${this.context}`); } }; /** * Switch to shadow root of the given host element. * * @param {string=} id * Reference ID to the element. * * @throws {InvalidArgumentError} * If id is not a string. * @throws {NoSuchElementError} * If element represented by reference id is unknown. */ GeckoDriver.prototype.switchToShadowRoot = async function(cmd) { assert.content(this.context); assert.open(this.getCurrentWindow()); let id = cmd.parameters.id; let webEl = null; if (id != null) { assert.string(id); webEl = WebElement.fromUUID(id, this.context); } await this.listener.switchToShadowRoot(webEl); }; /** * Add a single cookie to the cookie store associated with the active * document's address. * * @param {Map. cookie * Cookie object. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. * @throws {InvalidCookieDomainError} * If cookie is for a different domain than the active * document's host. */ GeckoDriver.prototype.addCookie = async function(cmd) { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { protocol, hostname } = this.currentURL; const networkSchemes = ["ftp:", "http:", "https:"]; if (!networkSchemes.includes(protocol)) { throw new InvalidCookieDomainError("Document is cookie-averse"); } let newCookie = cookie.fromJSON(cmd.parameters.cookie); cookie.add(newCookie, { restrictToHost: hostname }); }; /** * Get all the cookies for the current domain. * * This is the equivalent of calling document.cookie and * parsing the result. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.getCookies = async function() { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { hostname, pathname } = this.currentURL; return [...cookie.iter(hostname, pathname)]; }; /** * Delete all cookies that are visible to a document. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.deleteAllCookies = async function() { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { hostname, pathname } = this.currentURL; for (let toDelete of cookie.iter(hostname, pathname)) { cookie.remove(toDelete); } }; /** * Delete a cookie by name. * * @throws {UnsupportedOperationError} * Not available in current context. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.deleteCookie = async function(cmd) { assert.content(this.context); assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); let { hostname, pathname } = this.currentURL; let name = assert.string(cmd.parameters.name); for (let c of cookie.iter(hostname, pathname)) { if (c.name === name) { cookie.remove(c); } } }; /** * Open a new top-level browsing context. * * @param {string=} type * Optional type of the new top-level browsing context. Can be one of * `tab` or `window`. Defaults to `tab`. * @param {boolean=} focus * Optional flag if the new top-level browsing context should be opened * in foreground (focused) or background (not focused). Defaults to false. * * @return {Object.} * Handle and type of the new browsing context. */ GeckoDriver.prototype.newWindow = async function(cmd) { assert.open(this.getCurrentWindow(Context.Content)); await this._handleUserPrompts(); let focus = false; if (typeof cmd.parameters.focus != "undefined") { focus = assert.boolean( cmd.parameters.focus, pprint`Expected "focus" to be a boolean, got ${cmd.parameters.focus}` ); } let type; if (typeof cmd.parameters.type != "undefined") { type = assert.string( cmd.parameters.type, pprint`Expected "type" to be a string, got ${cmd.parameters.type}` ); } // If an invalid or no type has been specified default to a tab. if (typeof type == "undefined" || !["tab", "window"].includes(type)) { type = "tab"; } let contentBrowser; switch (type) { case "window": let win = await this.curBrowser.openBrowserWindow(focus); contentBrowser = browser.getTabBrowser(win).selectedBrowser; break; default: // To not fail if a new type gets added in the future, make opening // a new tab the default action. let tab = await this.curBrowser.openTab(focus); contentBrowser = browser.getBrowserForTab(tab); } // Even with the framescript registered, the browser might not be known to // the parent process yet. Wait until it is available. // TODO: Fix by using `Browser:Init` or equivalent on bug 1311041 let windowId = await new PollPromise((resolve, reject) => { let id = this.getIdForBrowser(contentBrowser); this.windowHandles.includes(id) ? resolve(id) : reject(); }); return { handle: windowId.toString(), type }; }; /** * Close the currently selected tab/window. * * With multiple open tabs present the currently selected tab will * be closed. Otherwise the window itself will be closed. If it is the * last window currently open, the window will not be closed to prevent * a shutdown of the application. Instead the returned list of window * handles is empty. * * @return {Array.} * Unique window handles of remaining windows. * * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.close = async function() { assert.open(this.getCurrentWindow(Context.Content)); await this._handleUserPrompts(); let nwins = 0; for (let win of this.windows) { // For browser windows count the tabs. Otherwise take the window itself. let tabbrowser = browser.getTabBrowser(win); if (tabbrowser && tabbrowser.tabs) { nwins += tabbrowser.tabs.length; } else { nwins += 1; } } // If there is only one window left, do not close it. Instead return // a faked empty array of window handles. This will instruct geckodriver // to terminate the application. if (nwins === 1) { return []; } await this.curBrowser.closeTab(); return this.windowHandles.map(String); }; /** * Close the currently selected chrome window. * * If it is the last window currently open, the chrome window will not be * closed to prevent a shutdown of the application. Instead the returned * list of chrome window handles is empty. * * @return {Array.} * Unique chrome window handles of remaining chrome windows. */ GeckoDriver.prototype.closeChromeWindow = async function() { assert.firefox(); assert.open(this.getCurrentWindow(Context.Chrome)); let nwins = 0; // eslint-disable-next-line for (let _ of this.windows) { nwins++; } // If there is only one window left, do not close it. Instead return // a faked empty array of window handles. This will instruct geckodriver // to terminate the application. if (nwins == 1) { return []; } // reset frame to the top-most frame this.curFrame = null; await this.curBrowser.closeWindow(); return this.chromeWindowHandles.map(String); }; /** Delete Marionette session. */ GeckoDriver.prototype.deleteSession = function() { if (this.curBrowser !== null) { // frame scripts can be safely reused MarionettePrefs.contentListener = false; globalMessageManager.broadcastAsyncMessage("Marionette:Session:Delete"); globalMessageManager.broadcastAsyncMessage("Marionette:Deregister"); for (let win of this.windows) { if (win.messageManager) { win.messageManager.removeDelayedFrameScript(FRAME_SCRIPT); } else { logger.error( `Could not remove listener from page ${win.location.href}` ); } } } // reset frame to the top-most frame, and clear reference to chrome window this.curFrame = null; this.mainFrame = null; if (this.observing !== null) { for (let topic in this.observing) { Services.obs.removeObserver(this.observing[topic], topic); } this.observing = null; } if (this.dialogObserver) { this.dialogObserver.cleanup(); this.dialogObserver = null; } this.sandboxes.clear(); allowAllCerts.disable(); this.sessionID = null; this.capabilities = new Capabilities(); }; /** * Takes a screenshot of a web element, current frame, or viewport. * * The screen capture is returned as a lossless PNG image encoded as * a base 64 string. * * If called in the content context, the |id| argument is not null and * refers to a present and visible web element's ID, the capture area will * be limited to the bounding box of that element. Otherwise, the capture * area will be the bounding box of the current frame. * * If called in the chrome context, the screenshot will always represent * the entire viewport. * * @param {string=} id * Optional web element reference to take a screenshot of. * If undefined, a screenshot will be taken of the document element. * @param {boolean=} full * True to take a screenshot of the entire document element. Is only * considered if id is not defined. Defaults to true. * @param {boolean=} hash * True if the user requests a hash of the image data. Defaults to false. * @param {boolean=} scroll * Scroll to element if |id| is provided. Defaults to true. * * @return {string} * If hash is false, PNG image encoded as Base64 encoded * string. If hash is true, hex digest of the SHA-256 * hash of the Base64 encoded string. */ GeckoDriver.prototype.takeScreenshot = async function(cmd) { let win = assert.open(this.getCurrentWindow()); let { id, full, hash, scroll } = cmd.parameters; let format = hash ? capture.Format.Hash : capture.Format.Base64; full = typeof full == "undefined" ? true : full; scroll = typeof scroll == "undefined" ? true : scroll; let webEl = id ? WebElement.fromUUID(id, this.context) : null; // Only consider full screenshot if no element has been specified full = webEl ? false : full; let browsingContext; let rect; switch (this.context) { case Context.Chrome: browsingContext = win.docShell.browsingContext; if (id) { let el = this.curBrowser.seenEls.get(webEl, win); rect = el.getBoundingClientRect(); } else if (full) { let clientRect = win.document.documentElement.getBoundingClientRect(); rect = new win.DOMRect(0, 0, clientRect.width, clientRect.height); } else { // viewport rect = new win.DOMRect( win.pageXOffset, win.pageYOffset, win.innerWidth, win.innerHeight ); } break; case Context.Content: browsingContext = this.curBrowser.contentBrowser.browsingContext; rect = await this.listener.getScreenshotRect({ el: webEl, full, scroll }); break; } let canvas = await capture.canvas( win, browsingContext, rect.x, rect.y, rect.width, rect.height ); switch (format) { case capture.Format.Hash: return capture.toHash(canvas); case capture.Format.Base64: return capture.toBase64(canvas); } throw new TypeError(`Unknown context: ${this.context}`); }; /** * Get the current browser orientation. * * Will return one of the valid primary orientation values * portrait-primary, landscape-primary, portrait-secondary, or * landscape-secondary. */ GeckoDriver.prototype.getScreenOrientation = function() { assert.fennec(); let win = assert.open(this.getCurrentWindow()); return win.screen.mozOrientation; }; /** * Set the current browser orientation. * * The supplied orientation should be given as one of the valid * orientation values. If the orientation is unknown, an error will * be raised. * * Valid orientations are "portrait" and "landscape", which fall * back to "portrait-primary" and "landscape-primary" respectively, * and "portrait-secondary" as well as "landscape-secondary". */ GeckoDriver.prototype.setScreenOrientation = function(cmd) { assert.fennec(); let win = assert.open(this.getCurrentWindow()); const ors = [ "portrait", "landscape", "portrait-primary", "landscape-primary", "portrait-secondary", "landscape-secondary", ]; let or = String(cmd.parameters.orientation); assert.string(or); let mozOr = or.toLowerCase(); if (!ors.includes(mozOr)) { throw new InvalidArgumentError(`Unknown screen orientation: ${or}`); } if (!win.screen.mozLockOrientation(mozOr)) { throw new WebDriverError(`Unable to set screen orientation: ${or}`); } }; /** * Synchronously minimizes the user agent window as if the user pressed * the minimize button. * * No action is taken if the window is already minimized. * * Not supported on Fennec. * * @return {Object.} * Window rect and window state. * * @throws {UnsupportedOperationError} * Not available for current application. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.minimizeWindow = async function() { assert.firefox(); const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); switch (WindowState.from(win.windowState)) { case WindowState.Fullscreen: await exitFullscreen(win); break; case WindowState.Maximized: await restoreWindow(win); break; } if (WindowState.from(win.windowState) != WindowState.Minimized) { let cb; let observer = new WebElementEventTarget(this.curBrowser.messageManager); // Use a timed promise to abort if no window manager is present await new TimedPromise( resolve => { cb = new DebounceCallback(resolve); observer.addEventListener("visibilitychange", cb); win.minimize(); }, { throws: null, timeout: TIMEOUT_NO_WINDOW_MANAGER } ); observer.removeEventListener("visibilitychange", cb); await new IdlePromise(win); } return this.curBrowser.rect; }; /** * Synchronously maximizes the user agent window as if the user pressed * the maximize button. * * No action is taken if the window is already maximized. * * Not supported on Fennec. * * @return {Object.} * Window rect. * * @throws {UnsupportedOperationError} * Not available for current application. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.maximizeWindow = async function() { assert.firefox(); const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); switch (WindowState.from(win.windowState)) { case WindowState.Fullscreen: await exitFullscreen(win); break; case WindowState.Minimized: await restoreWindow(win); break; } if (WindowState.from(win.windowState) != WindowState.Maximized) { let cb; // Use a timed promise to abort if no window manager is present await new TimedPromise( resolve => { cb = new DebounceCallback(resolve); win.addEventListener("sizemodechange", cb); win.maximize(); }, { throws: null, timeout: TIMEOUT_NO_WINDOW_MANAGER } ); win.removeEventListener("sizemodechange", cb); await new IdlePromise(win); } return this.curBrowser.rect; }; /** * Synchronously sets the user agent window to full screen as if the user * had done "View > Enter Full Screen". * * No action is taken if the window is already in full screen mode. * * Not supported on Fennec. * * @return {Map.} * Window rect. * * @throws {UnsupportedOperationError} * Not available for current application. * @throws {NoSuchWindowError} * Top-level browsing context has been discarded. * @throws {UnexpectedAlertOpenError} * A modal dialog is open, blocking this operation. */ GeckoDriver.prototype.fullscreenWindow = async function() { assert.firefox(); const win = assert.open(this.getCurrentWindow()); await this._handleUserPrompts(); switch (WindowState.from(win.windowState)) { case WindowState.Maximized: case WindowState.Minimized: await restoreWindow(win); break; } if (WindowState.from(win.windowState) != WindowState.Fullscreen) { let cb; // Use a timed promise to abort if no window manager is present await new TimedPromise( resolve => { cb = new DebounceCallback(resolve); win.addEventListener("sizemodechange", cb); win.fullScreen = true; }, { throws: null, timeout: TIMEOUT_NO_WINDOW_MANAGER } ); win.removeEventListener("sizemodechange", cb); } await new IdlePromise(win); return this.curBrowser.rect; }; /** * Dismisses a currently displayed tab modal, or returns no such alert if * no modal is displayed. */ GeckoDriver.prototype.dismissDialog = async function() { let win = assert.open(this.getCurrentWindow()); this._checkIfAlertIsPresent(); let dialogClosed = waitForEvent(win, "DOMModalDialogClosed"); let { button0, button1 } = this.dialog.ui; (button1 ? button1 : button0).click(); await dialogClosed; await new IdlePromise(win); }; /** * Accepts a currently displayed tab modal, or returns no such alert if * no modal is displayed. */ GeckoDriver.prototype.acceptDialog = async function() { let win = assert.open(this.getCurrentWindow()); this._checkIfAlertIsPresent(); let dialogClosed = waitForEvent(win, "DOMModalDialogClosed"); let { button0 } = this.dialog.ui; button0.click(); await dialogClosed; await new IdlePromise(win); }; /** * Returns the message shown in a currently displayed modal, or returns * a no such alert error if no modal is currently displayed. */ GeckoDriver.prototype.getTextFromDialog = function() { assert.open(this.getCurrentWindow()); this._checkIfAlertIsPresent(); return this.dialog.ui.infoBody.textContent; }; /** * Set the user prompt's value field. * * Sends keys to the input field of a currently displayed modal, or * returns a no such alert error if no modal is currently displayed. If * a tab modal is currently displayed but has no means for text input, * an element not visible error is returned. * * @param {string} text * Input to the user prompt's value field. * * @throws {ElementNotInteractableError} * If the current user prompt is an alert or confirm. * @throws {NoSuchAlertError} * If there is no current user prompt. * @throws {UnsupportedOperationError} * If the current user prompt is something other than an alert, * confirm, or a prompt. */ GeckoDriver.prototype.sendKeysToDialog = async function(cmd) { assert.open(this.getCurrentWindow()); this._checkIfAlertIsPresent(); let text = assert.string(cmd.parameters.text); let promptType = this.dialog.args.promptType; switch (promptType) { case "alert": case "confirm": throw new ElementNotInteractableError( `User prompt of type ${promptType} is not interactable` ); case "prompt": break; default: throw new UnsupportedOperationError( `User prompt of type ${promptType} is not supported` ); } // see toolkit/components/prompts/content/commonDialog.js let { loginTextbox } = this.dialog.ui; loginTextbox.value = text; }; GeckoDriver.prototype._checkIfAlertIsPresent = function() { if (!this.dialog || !this.dialog.ui) { throw new NoSuchAlertError(); } }; GeckoDriver.prototype._handleUserPrompts = async function() { if (!this.dialog || !this.dialog.ui) { return; } let { textContent } = this.dialog.ui.infoBody; let behavior = this.capabilities.get("unhandledPromptBehavior"); switch (behavior) { case UnhandledPromptBehavior.Accept: await this.acceptDialog(); break; case UnhandledPromptBehavior.AcceptAndNotify: await this.acceptDialog(); throw new UnexpectedAlertOpenError( `Accepted user prompt dialog: ${textContent}` ); case UnhandledPromptBehavior.Dismiss: await this.dismissDialog(); break; case UnhandledPromptBehavior.DismissAndNotify: await this.dismissDialog(); throw new UnexpectedAlertOpenError( `Dismissed user prompt dialog: ${textContent}` ); case UnhandledPromptBehavior.Ignore: throw new UnexpectedAlertOpenError( "Encountered unhandled user prompt dialog" ); default: throw new TypeError(`Unknown unhandledPromptBehavior "${behavior}"`); } }; /** * Enables or disables accepting new socket connections. * * By calling this method with `false` the server will not accept any * further connections, but existing connections will not be forcible * closed. Use `true` to re-enable accepting connections. * * Please note that when closing the connection via the client you can * end-up in a non-recoverable state if it hasn't been enabled before. * * This method is used for custom in application shutdowns via * marionette.quit() or marionette.restart(), like File -> Quit. * * @param {boolean} state * True if the server should accept new socket connections. */ GeckoDriver.prototype.acceptConnections = function(cmd) { assert.boolean(cmd.parameters.value); this._server.acceptConnections = cmd.parameters.value; }; /** * Quits the application with the provided flags. * * Marionette will stop accepting new connections before ending the * current session, and finally attempting to quit the application. * * Optional {@link nsIAppStartup} flags may be provided as * an array of masks, and these will be combined by ORing * them with a bitmask. The available masks are defined in * https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIAppStartup. * * Crucially, only one of the *Quit flags can be specified. The |eRestart| * flag may be bit-wise combined with one of the *Quit flags to cause * the application to restart after it quits. * * @param {Array.=} flags * Constant name of masks to pass to |Services.startup.quit|. * If empty or undefined, |nsIAppStartup.eAttemptQuit| is used. * * @return {string} * Explaining the reason why the application quit. This can be * in response to a normal shutdown or restart, yielding "shutdown" * or "restart", respectively. * * @throws {InvalidArgumentError} * If flags contains unknown or incompatible flags, * for example multiple Quit flags. */ GeckoDriver.prototype.quit = async function(cmd) { const quits = ["eConsiderQuit", "eAttemptQuit", "eForceQuit"]; let flags = []; if (typeof cmd.parameters.flags != "undefined") { flags = assert.array(cmd.parameters.flags); } // bug 1298921 assert.firefox(); let quitSeen; let mode = 0; if (flags.length > 0) { for (let k of flags) { assert.in(k, Ci.nsIAppStartup); if (quits.includes(k)) { if (quitSeen) { throw new InvalidArgumentError( `${k} cannot be combined with ${quitSeen}` ); } quitSeen = k; } mode |= Ci.nsIAppStartup[k]; } } else { mode = Ci.nsIAppStartup.eAttemptQuit; } this._server.acceptConnections = false; this.deleteSession(); // delay response until the application is about to quit let quitApplication = waitForObserverTopic("quit-application"); Services.startup.quit(mode); return { cause: (await quitApplication).data }; }; GeckoDriver.prototype.installAddon = function(cmd) { assert.desktop(); let path = cmd.parameters.path; let temp = cmd.parameters.temporary || false; if ( typeof path == "undefined" || typeof path != "string" || typeof temp != "boolean" ) { throw new InvalidArgumentError(); } return Addon.install(path, temp); }; GeckoDriver.prototype.uninstallAddon = function(cmd) { assert.firefox(); let id = cmd.parameters.id; if (typeof id == "undefined" || typeof id != "string") { throw new InvalidArgumentError(); } return Addon.uninstall(id); }; /** Receives all messages from content messageManager. */ /* eslint-disable consistent-return */ GeckoDriver.prototype.receiveMessage = function(message) { switch (message.name) { case "Marionette:switchedToFrame": if (message.json.restorePrevious) { this.currentFrameElement = this.previousFrameElement; } else { // we don't arbitrarily save previousFrameElement, since // we allow frame switching after modals appear, which would // override this value and we'd lose our reference if (message.json.storePrevious) { this.previousFrameElement = new ChromeWebElement( this.currentFrameElement ); } if (message.json.frameValue) { this.currentFrameElement = new ChromeWebElement( message.json.frameValue ); } else { this.currentFrameElement = null; } } break; case "Marionette:Register": let { outerWindowID } = message.json; this.registerBrowser(outerWindowID, message.target); return { outerWindowID }; case "Marionette:ListenersAttached": if (message.json.outerWindowID === this.curBrowser.curFrameId) { this.curBrowser.flushPendingCommands(); } break; case "Marionette:WebDriver:GetCapabilities": return this.capabilities.toJSON(); } }; /* eslint-enable consistent-return */ GeckoDriver.prototype.responseCompleted = function() { if (this.curBrowser !== null) { this.curBrowser.pendingCommands = []; } }; /** * Retrieve the localized string for the specified entity id. * * Example: * localizeEntity(["chrome://branding/locale/brand.dtd"], "brandShortName") * * @param {Array.} urls * Array of .dtd URLs. * @param {string} id * The ID of the entity to retrieve the localized string for. * * @return {string} * The localized string for the requested entity. */ GeckoDriver.prototype.localizeEntity = function(cmd) { let { urls, id } = cmd.parameters; if (!Array.isArray(urls)) { throw new InvalidArgumentError("Value of `urls` should be of type 'Array'"); } if (typeof id != "string") { throw new InvalidArgumentError("Value of `id` should be of type 'string'"); } return l10n.localizeEntity(urls, id); }; /** * Retrieve the localized string for the specified property id. * * Example: * * localizeProperty( * ["chrome://global/locale/findbar.properties"], "FastFind"); * * @param {Array.} urls * Array of .properties URLs. * @param {string} id * The ID of the property to retrieve the localized string for. * * @return {string} * The localized string for the requested property. */ GeckoDriver.prototype.localizeProperty = function(cmd) { let { urls, id } = cmd.parameters; if (!Array.isArray(urls)) { throw new InvalidArgumentError("Value of `urls` should be of type 'Array'"); } if (typeof id != "string") { throw new InvalidArgumentError("Value of `id` should be of type 'string'"); } return l10n.localizeProperty(urls, id); }; /** * Initialize the reftest mode */ GeckoDriver.prototype.setupReftest = async function(cmd) { if (this._reftest) { throw new UnsupportedOperationError( "Called reftest:setup with a reftest session already active" ); } if (this.context !== Context.Chrome) { throw new UnsupportedOperationError( "Must set chrome context before running reftests" ); } let { urlCount = {}, screenshot = "unexpected" } = cmd.parameters; if (!["always", "fail", "unexpected"].includes(screenshot)) { throw new InvalidArgumentError( "Value of `screenshot` should be 'always', 'fail' or 'unexpected'" ); } this._reftest = new reftest.Runner(this); this._reftest.setup(urlCount, screenshot); }; /** Run a reftest. */ GeckoDriver.prototype.runReftest = async function(cmd) { let { test, references, expected, timeout, width, height } = cmd.parameters; if (!this._reftest) { throw new UnsupportedOperationError( "Called reftest:run before reftest:start" ); } assert.string(test); assert.string(expected); assert.array(references); return { value: await this._reftest.run( test, references, expected, timeout, width, height ), }; }; /** * End a reftest run. * * Closes the reftest window (without changing the current window handle), * and removes cached canvases. */ GeckoDriver.prototype.teardownReftest = function() { if (!this._reftest) { throw new UnsupportedOperationError( "Called reftest:teardown before reftest:start" ); } this._reftest.abort(); this._reftest = null; }; GeckoDriver.prototype.commands = { // Marionette service "Marionette:AcceptConnections": GeckoDriver.prototype.acceptConnections, "Marionette:GetContext": GeckoDriver.prototype.getContext, "Marionette:GetScreenOrientation": GeckoDriver.prototype.getScreenOrientation, "Marionette:GetWindowType": GeckoDriver.prototype.getWindowType, "Marionette:Quit": GeckoDriver.prototype.quit, "Marionette:SetContext": GeckoDriver.prototype.setContext, "Marionette:SetScreenOrientation": GeckoDriver.prototype.setScreenOrientation, "Marionette:ActionChain": GeckoDriver.prototype.actionChain, // bug 1354578, legacy actions "Marionette:MultiAction": GeckoDriver.prototype.multiAction, // bug 1354578, legacy actions "Marionette:SingleTap": GeckoDriver.prototype.singleTap, // Addon service "Addon:Install": GeckoDriver.prototype.installAddon, "Addon:Uninstall": GeckoDriver.prototype.uninstallAddon, // L10n service "L10n:LocalizeEntity": GeckoDriver.prototype.localizeEntity, "L10n:LocalizeProperty": GeckoDriver.prototype.localizeProperty, // Reftest service "reftest:setup": GeckoDriver.prototype.setupReftest, "reftest:run": GeckoDriver.prototype.runReftest, "reftest:teardown": GeckoDriver.prototype.teardownReftest, // WebDriver service "WebDriver:AcceptAlert": GeckoDriver.prototype.acceptDialog, "WebDriver:AcceptDialog": GeckoDriver.prototype.acceptDialog, // deprecated, but used in geckodriver (see also bug 1495063) "WebDriver:AddCookie": GeckoDriver.prototype.addCookie, "WebDriver:Back": GeckoDriver.prototype.goBack, "WebDriver:CloseChromeWindow": GeckoDriver.prototype.closeChromeWindow, "WebDriver:CloseWindow": GeckoDriver.prototype.close, "WebDriver:DeleteAllCookies": GeckoDriver.prototype.deleteAllCookies, "WebDriver:DeleteCookie": GeckoDriver.prototype.deleteCookie, "WebDriver:DeleteSession": GeckoDriver.prototype.deleteSession, "WebDriver:DismissAlert": GeckoDriver.prototype.dismissDialog, "WebDriver:ElementClear": GeckoDriver.prototype.clearElement, "WebDriver:ElementClick": GeckoDriver.prototype.clickElement, "WebDriver:ElementSendKeys": GeckoDriver.prototype.sendKeysToElement, "WebDriver:ExecuteAsyncScript": GeckoDriver.prototype.executeAsyncScript, "WebDriver:ExecuteScript": GeckoDriver.prototype.executeScript, "WebDriver:FindElement": GeckoDriver.prototype.findElement, "WebDriver:FindElements": GeckoDriver.prototype.findElements, "WebDriver:Forward": GeckoDriver.prototype.goForward, "WebDriver:FullscreenWindow": GeckoDriver.prototype.fullscreenWindow, "WebDriver:GetActiveElement": GeckoDriver.prototype.getActiveElement, "WebDriver:GetActiveFrame": GeckoDriver.prototype.getActiveFrame, "WebDriver:GetAlertText": GeckoDriver.prototype.getTextFromDialog, "WebDriver:GetCapabilities": GeckoDriver.prototype.getSessionCapabilities, "WebDriver:GetChromeWindowHandle": GeckoDriver.prototype.getChromeWindowHandle, "WebDriver:GetChromeWindowHandles": GeckoDriver.prototype.getChromeWindowHandles, "WebDriver:GetCookies": GeckoDriver.prototype.getCookies, "WebDriver:GetCurrentChromeWindowHandle": GeckoDriver.prototype.getChromeWindowHandle, "WebDriver:GetCurrentURL": GeckoDriver.prototype.getCurrentUrl, "WebDriver:GetElementAttribute": GeckoDriver.prototype.getElementAttribute, "WebDriver:GetElementCSSValue": GeckoDriver.prototype.getElementValueOfCssProperty, "WebDriver:GetElementProperty": GeckoDriver.prototype.getElementProperty, "WebDriver:GetElementRect": GeckoDriver.prototype.getElementRect, "WebDriver:GetElementTagName": GeckoDriver.prototype.getElementTagName, "WebDriver:GetElementText": GeckoDriver.prototype.getElementText, "WebDriver:GetPageSource": GeckoDriver.prototype.getPageSource, "WebDriver:GetTimeouts": GeckoDriver.prototype.getTimeouts, "WebDriver:GetTitle": GeckoDriver.prototype.getTitle, "WebDriver:GetWindowHandle": GeckoDriver.prototype.getWindowHandle, "WebDriver:GetWindowHandles": GeckoDriver.prototype.getWindowHandles, "WebDriver:GetWindowRect": GeckoDriver.prototype.getWindowRect, "WebDriver:IsElementDisplayed": GeckoDriver.prototype.isElementDisplayed, "WebDriver:IsElementEnabled": GeckoDriver.prototype.isElementEnabled, "WebDriver:IsElementSelected": GeckoDriver.prototype.isElementSelected, "WebDriver:MinimizeWindow": GeckoDriver.prototype.minimizeWindow, "WebDriver:MaximizeWindow": GeckoDriver.prototype.maximizeWindow, "WebDriver:Navigate": GeckoDriver.prototype.get, "WebDriver:NewSession": GeckoDriver.prototype.newSession, "WebDriver:NewWindow": GeckoDriver.prototype.newWindow, "WebDriver:PerformActions": GeckoDriver.prototype.performActions, "WebDriver:Refresh": GeckoDriver.prototype.refresh, "WebDriver:ReleaseActions": GeckoDriver.prototype.releaseActions, "WebDriver:SendAlertText": GeckoDriver.prototype.sendKeysToDialog, "WebDriver:SetTimeouts": GeckoDriver.prototype.setTimeouts, "WebDriver:SetWindowRect": GeckoDriver.prototype.setWindowRect, "WebDriver:SwitchToFrame": GeckoDriver.prototype.switchToFrame, "WebDriver:SwitchToParentFrame": GeckoDriver.prototype.switchToParentFrame, "WebDriver:SwitchToShadowRoot": GeckoDriver.prototype.switchToShadowRoot, "WebDriver:SwitchToWindow": GeckoDriver.prototype.switchToWindow, "WebDriver:TakeScreenshot": GeckoDriver.prototype.takeScreenshot, }; function getOuterWindowId(win) { return win.windowUtils.outerWindowID; } async function exitFullscreen(win) { let cb; // Use a timed promise to abort if no window manager is present await new TimedPromise( resolve => { cb = new DebounceCallback(resolve); win.addEventListener("sizemodechange", cb); win.fullScreen = false; }, { throws: null, timeout: TIMEOUT_NO_WINDOW_MANAGER } ); win.removeEventListener("sizemodechange", cb); } async function restoreWindow(win) { win.restore(); // Use a poll promise to abort if no window manager is present await new PollPromise( (resolve, reject) => { if (WindowState.from(win.windowState) == WindowState.Normal) { resolve(); } else { reject(); } }, { timeout: TIMEOUT_NO_WINDOW_MANAGER } ); }