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utils.js
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utils.js
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/*
Copyright 2007-2009 WebDriver committers
Copyright 2007-2009 Google Inc.
Portions copyright 2011 Software Freedom Conservancy
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
goog.provide('Utils');
goog.provide('WebDriverError');
goog.require('WebLoadingListener');
goog.require('bot.ErrorCode');
goog.require('bot.dom');
goog.require('bot.userAgent');
goog.require('fxdriver.logging');
goog.require('fxdriver.moz');
goog.require('fxdriver.utils');
goog.require('fxdriver.error');
goog.require('goog.dom');
goog.require('goog.log');
goog.require('goog.string');
goog.require('goog.style');
/**
* A WebDriver error.
* @param {!number} code The error code.
* @param {!string|Error} messageOrError The error message, or another Error to
* propagate.
* @param {!Object=} additional Additional fields bearing useful information.
* @constructor
*/
WebDriverError = function(code, messageOrError, additional) {
var message;
var stack;
if (messageOrError instanceof Error) {
message = messageOrError.message;
stack = messageOrError.stack;
} else {
message = messageOrError.toString();
stack = Error(message).stack.split('\n');
stack.shift();
stack = stack.join('\n');
}
this.additionalFields = [];
if (!!additional) {
for (var field in additional) {
this.additionalFields.push(field);
this[field] = additional[field];
}
}
/**
* This error's status code.
* @type {!number}
*/
this.code = code;
/**
* This error's message.
* @type {string}
*/
this.message = message;
/**
* Captures a stack trace for when this error was thrown.
* @type {string}
*/
this.stack = stack;
/**
* Used to identify this class since instanceof will not work across
* component boundaries.
* @type {!boolean}
*/
this.isWebDriverError = true;
};
function notifyOfCloseWindow(windowId) {
windowId = windowId || 0;
if (Utils.useNativeEvents()) {
var events = Utils.getNativeEvents();
if (events) {
events.notifyOfCloseWindow(windowId);
}
}
}
function notifyOfSwitchToWindow(windowId) {
if (Utils.useNativeEvents()) {
var events = Utils.getNativeEvents();
if (events) {
events.notifyOfSwitchToWindow(windowId);
}
}
}
/**
* @private {goog.log.Logger}
* @const
*/
Utils.LOG_ = fxdriver.logging.getLogger('fxdriver.Utils');
Utils.newInstance = function(className, interfaceName) {
var clazz = Components.classes[className];
if (!clazz) {
goog.log.warning(Utils.LOG_, 'Unable to find class: ' + className);
return undefined;
}
var iface = Components.interfaces[interfaceName];
try {
return clazz.createInstance(iface);
} catch (e) {
goog.log.warning(Utils.LOG_,
'Cannot create: ' + className + ' from ' + interfaceName,
e);
throw e;
}
};
Utils.getServer = function() {
var handle =
Utils.newInstance('@googlecode.com/webdriver/fxdriver;1', 'nsISupports');
return handle.wrappedJSObject;
};
Utils.getActiveElement = function(doc) {
var window = goog.dom.getWindow(doc);
var element;
if (doc['activeElement']) {
element = doc.activeElement;
} else {
var topWindow = window.top;
element = topWindow.activeElement;
if (element && doc != element.ownerDocument)
element = null;
}
// Default to the body
if (!element) {
element = Utils.getMainDocumentElement(doc);
}
return element;
};
Utils.addToKnownElements = function(element) {
var cache = {};
Components.utils['import']('resource://fxdriver/modules/web-element-cache.js', cache);
return cache.put(element);
};
Utils.getElementAt = function(index, currentDoc) {
var cache = {};
Components.utils['import']('resource://fxdriver/modules/web-element-cache.js', cache);
return cache.get(index, currentDoc);
};
Utils.isAttachedToDom = function(element) {
// In Firefox 4, our DOM nodes need to be wrapped in XPCNativeWrappers
function wrapNode(node) {
if (bot.userAgent.isProductVersion(4)) {
return node ? new XPCNativeWrapper(node) : null;
}
return node;
}
var documentElement = wrapNode(element.ownerDocument.documentElement);
var parent = wrapNode(element);
while (parent && parent != documentElement) {
parent = wrapNode(parent.parentNode);
}
return parent == documentElement;
};
Utils.shiftCount = 0;
Utils.getNativeComponent = function(componentId, componentInterface) {
try {
var obj = Components.classes[componentId].createInstance();
return obj.QueryInterface(componentInterface);
} catch (e) {
goog.log.warning(Utils.LOG_,
'Unable to find native component: ' + componentId,
e);
// Unable to retrieve native events. No biggie, because we fall back to
// synthesis later
return undefined;
}
};
Utils.getNativeEvents = function() {
return Utils.getNativeComponent('@openqa.org/nativeevents;1', Components.interfaces.nsINativeEvents);
};
Utils.getNativeMouse = function() {
return Utils.getNativeComponent('@openqa.org/nativemouse;1', Components.interfaces.nsINativeMouse);
};
Utils.getNativeKeyboard = function() {
return Utils.getNativeComponent('@openqa.org/nativekeyboard;1', Components.interfaces.nsINativeKeyboard);
};
Utils.getNativeIME = function() {
return Utils.getNativeComponent('@openqa.org/nativeime;1', Components.interfaces.nsINativeIME);
};
Utils.getNodeForNativeEvents = function(element) {
try {
// This stuff changes between releases.
// Do as much up-front work in JS as possible
var retrieval = Utils.newInstance(
'@mozilla.org/accessibleRetrieval;1', 'nsIAccessibleRetrieval');
var accessible = retrieval.getAccessibleFor(element.ownerDocument);
var accessibleDoc =
accessible.QueryInterface(Components.interfaces.nsIAccessibleDocument);
return accessibleDoc.QueryInterface(Components.interfaces.nsISupports);
} catch (e) {
// Unable to retrieve the accessible doc
return undefined;
}
};
Utils.useNativeEvents = function() {
var prefs =
fxdriver.moz.getService('@mozilla.org/preferences-service;1', 'nsIPrefBranch');
var enableNativeEvents =
prefs.prefHasUserValue('webdriver_enable_native_events') ?
prefs.getBoolPref('webdriver_enable_native_events') : false;
return !!(enableNativeEvents && Utils.getNativeEvents());
};
Utils.getPageLoadingStrategy = function() {
var prefs =
fxdriver.moz.getService('@mozilla.org/preferences-service;1', 'nsIPrefBranch');
return prefs.prefHasUserValue('webdriver.load.strategy') ?
prefs.getCharPref('webdriver.load.strategy') : 'normal';
};
Utils.initWebLoadingListener = function(respond, opt_window) {
var browser = respond.session.getBrowser();
var topWindow = browser.contentWindow;
var window = opt_window || topWindow;
respond.session.setWaitForPageLoad(true);
// Wait for the reload to finish before sending the response.
new WebLoadingListener(browser, function(timedOut, opt_stopWaiting) {
// Reset to the top window.
respond.session.setWindow(topWindow);
if (opt_stopWaiting) {
respond.session.setWaitForPageLoad(false);
}
if (timedOut) {
respond.session.setWaitForPageLoad(false);
respond.sendError(new WebDriverError(bot.ErrorCode.TIMEOUT,
'Timed out waiting for page load.'));
} else {
respond.send();
}
}, respond.session.getPageLoadTimeout(), window);
};
Utils.type = function(doc, element, text, opt_useNativeEvents, jsTimer, releaseModifiers,
opt_keysState) {
// For consistency between native and synthesized events, convert common
// escape sequences to their Key enum aliases.
text = text.replace(/[\b]/g, '\uE003'). // DOM_VK_BACK_SPACE
replace(/\t/g, '\uE004'). // DOM_VK_TAB
replace(/(\r\n|\n|\r)/g, '\uE006'); // DOM_VK_RETURN
var obj = Utils.getNativeKeyboard();
var node = Utils.getNodeForNativeEvents(element);
var thmgr_cls = Components.classes['@mozilla.org/thread-manager;1'];
var isUsingNativeEvents = opt_useNativeEvents && obj && node && thmgr_cls;
if (isUsingNativeEvents) {
var pageUnloadedIndicator = Utils.getPageUnloadedIndicator(element);
// Now do the native thing.
obj.sendKeys(node, text, releaseModifiers);
Utils.waitForNativeEventsProcessing(element, Utils.getNativeEvents(), pageUnloadedIndicator, jsTimer);
return;
}
goog.log.info(Utils.LOG_, 'Doing sendKeys in a non-native way...');
var controlKey = false;
var shiftKey = false;
var altKey = false;
var metaKey = false;
if (opt_keysState) {
controlKey = opt_keysState.isControlPressed();
shiftKey = opt_keysState.isShiftPressed();
altKey = opt_keysState.isAltPressed();
metaKey = opt_keysState.isMetaPressed();
}
Utils.shiftCount = 0;
var upper = text.toUpperCase();
for (var i = 0; i < text.length; i++) {
var c = text.charAt(i);
// NULL key: reset modifier key states, and continue
if (c == '\uE000') {
if (controlKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CONTROL;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey = false, shiftKey, altKey, metaKey, false);
}
if (shiftKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SHIFT;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey = false, altKey, metaKey, false);
}
if (altKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_ALT;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey, altKey = false, metaKey, false);
}
if (metaKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_META;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey, altKey, metaKey = false, false);
}
continue;
}
// otherwise decode keyCode, charCode, modifiers ...
var modifierEvent = '';
var charCode = 0;
var keyCode = 0;
if (c == '\uE001') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CANCEL;
} else if (c == '\uE002') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_HELP;
} else if (c == '\uE003') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_BACK_SPACE;
} else if (c == '\uE004') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_TAB;
} else if (c == '\uE005') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CLEAR;
} else if (c == '\uE006') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_RETURN;
} else if (c == '\uE007') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_RETURN;
} else if (c == '\uE008') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SHIFT;
shiftKey = !shiftKey;
modifierEvent = shiftKey ? 'keydown' : 'keyup';
} else if (c == '\uE009') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CONTROL;
controlKey = !controlKey;
modifierEvent = controlKey ? 'keydown' : 'keyup';
} else if (c == '\uE00A') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_ALT;
altKey = !altKey;
modifierEvent = altKey ? 'keydown' : 'keyup';
} else if (c == '\uE03D') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_META;
metaKey = !metaKey;
modifierEvent = metaKey ? 'keydown' : 'keyup';
} else if (c == '\uE00B') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_PAUSE;
} else if (c == '\uE00C') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_ESCAPE;
} else if (c == '\uE00D') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SPACE;
keyCode = charCode = ' '.charCodeAt(0); // printable
} else if (c == '\uE00E') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_PAGE_UP;
} else if (c == '\uE00F') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_PAGE_DOWN;
} else if (c == '\uE010') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_END;
} else if (c == '\uE011') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_HOME;
} else if (c == '\uE012') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_LEFT;
} else if (c == '\uE013') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_UP;
} else if (c == '\uE014') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_RIGHT;
} else if (c == '\uE015') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_DOWN;
} else if (c == '\uE016') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_INSERT;
} else if (c == '\uE017') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_DELETE;
} else if (c == '\uE018') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SEMICOLON;
charCode = ';'.charCodeAt(0);
} else if (c == '\uE019') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_EQUALS;
charCode = '='.charCodeAt(0);
} else if (c == '\uE01A') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD0;
charCode = '0'.charCodeAt(0);
} else if (c == '\uE01B') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD1;
charCode = '1'.charCodeAt(0);
} else if (c == '\uE01C') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD2;
charCode = '2'.charCodeAt(0);
} else if (c == '\uE01D') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD3;
charCode = '3'.charCodeAt(0);
} else if (c == '\uE01E') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD4;
charCode = '4'.charCodeAt(0);
} else if (c == '\uE01F') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD5;
charCode = '5'.charCodeAt(0);
} else if (c == '\uE020') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD6;
charCode = '6'.charCodeAt(0);
} else if (c == '\uE021') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD7;
charCode = '7'.charCodeAt(0);
} else if (c == '\uE022') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD8;
charCode = '8'.charCodeAt(0);
} else if (c == '\uE023') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_NUMPAD9;
charCode = '9'.charCodeAt(0);
} else if (c == '\uE024') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_MULTIPLY;
charCode = '*'.charCodeAt(0);
} else if (c == '\uE025') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_ADD;
charCode = '+'.charCodeAt(0);
} else if (c == '\uE026') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SEPARATOR;
charCode = ','.charCodeAt(0);
} else if (c == '\uE027') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SUBTRACT;
charCode = '-'.charCodeAt(0);
} else if (c == '\uE028') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_DECIMAL;
charCode = '.'.charCodeAt(0);
} else if (c == '\uE029') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_DIVIDE;
charCode = '/'.charCodeAt(0);
} else if (c == '\uE031') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F1;
} else if (c == '\uE032') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F2;
} else if (c == '\uE033') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F3;
} else if (c == '\uE034') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F4;
} else if (c == '\uE035') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F5;
} else if (c == '\uE036') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F6;
} else if (c == '\uE037') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F7;
} else if (c == '\uE038') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F8;
} else if (c == '\uE039') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F9;
} else if (c == '\uE03A') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F10;
} else if (c == '\uE03B') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F11;
} else if (c == '\uE03C') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_F12;
} else if (c == ',' || c == '<') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_COMMA;
charCode = c.charCodeAt(0);
} else if (c == '.' || c == '>') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_PERIOD;
charCode = c.charCodeAt(0);
} else if (c == '/' || c == '?') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SLASH;
charCode = text.charCodeAt(i);
} else if (c == '`' || c == '~') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_BACK_QUOTE;
charCode = c.charCodeAt(0);
} else if (c == '{' || c == '[') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_OPEN_BRACKET;
charCode = c.charCodeAt(0);
} else if (c == '\\' || c == '|') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_BACK_SLASH;
charCode = c.charCodeAt(0);
} else if (c == '}' || c == ']') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CLOSE_BRACKET;
charCode = c.charCodeAt(0);
} else if (c == '\'' || c == '"') {
keyCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_QUOTE;
charCode = c.charCodeAt(0);
} else {
keyCode = upper.charCodeAt(i);
charCode = text.charCodeAt(i);
}
// generate modifier key event if needed, and continue
if (modifierEvent) {
Utils.keyEvent(doc, element, modifierEvent, keyCode, 0,
controlKey, shiftKey, altKey, metaKey, false);
continue;
}
// otherwise, shift down if needed
var needsShift = false;
if (charCode) {
needsShift = /[A-Z\!\$\^\*\(\)\+\{\}\:\?\|~@#%&_"<>]/.test(c);
}
if (needsShift && !shiftKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SHIFT;
Utils.keyEvent(doc, element, 'keydown', kCode, 0,
controlKey, true, altKey, metaKey, false);
Utils.shiftCount += 1;
}
// generate key[down/press/up] for key
var pressCode = keyCode;
if (charCode >= 32 && charCode < 127) {
pressCode = 0;
if (!needsShift && shiftKey && charCode > 32) {
// If typing a lowercase character key and the shiftKey is down, the
// charCode should be mapped to the shifted key value. This assumes
// a default 104 international keyboard layout.
if (charCode >= 97 && charCode <= 122) {
charCode = charCode + 65 - 97; // [a-z] -> [A-Z]
} else {
var mapFrom = '`1234567890-=[]\\;\',./';
var mapTo = '~!@#$%^&*()_+{}|:"<>?';
var value = String.fromCharCode(charCode).
replace(/([\[\\\.])/g, '\\$1');
var index = mapFrom.search(value);
if (index >= 0) {
charCode = mapTo.charCodeAt(index);
}
}
}
}
var accepted =
Utils.keyEvent(doc, element, 'keydown', keyCode, 0,
controlKey, needsShift || shiftKey, altKey, metaKey, false);
Utils.keyEvent(doc, element, 'keypress', pressCode, charCode,
controlKey, needsShift || shiftKey, altKey, metaKey, !accepted);
Utils.keyEvent(doc, element, 'keyup', keyCode, 0,
controlKey, needsShift || shiftKey, altKey, metaKey, false);
// shift up if needed
if (needsShift && !shiftKey) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SHIFT;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, false, altKey, metaKey, false);
}
}
// exit cleanup: keyup active modifier keys
if (controlKey && releaseModifiers) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_CONTROL;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey = false, shiftKey, altKey, metaKey, false);
}
if (shiftKey && releaseModifiers) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_SHIFT;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey = false, altKey, metaKey, false);
}
if (altKey && releaseModifiers) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_ALT;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey, altKey = false, metaKey, false);
}
if (metaKey && releaseModifiers) {
var kCode = Components.interfaces.nsIDOMKeyEvent.DOM_VK_META;
Utils.keyEvent(doc, element, 'keyup', kCode, 0,
controlKey, shiftKey, altKey, metaKey = false, false);
}
if (opt_keysState) {
opt_keysState.setControlPressed(controlKey);
opt_keysState.setShiftPressed(shiftKey);
opt_keysState.setAltPressed(altKey);
opt_keysState.setMetaPressed(metaKey);
}
};
Utils.keyEvent = function(doc, element, type, keyCode, charCode,
controlState, shiftState, altState, metaState,
shouldPreventDefault) {
// Silently bail out if the element is no longer attached to the DOM.
var isAttachedToDom = goog.dom.getAncestor(element, function(node) {
return node === element.ownerDocument.documentElement;
}, true);
if (!isAttachedToDom) {
return false;
}
var windowUtils = doc.defaultView
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIDOMWindowUtils);
var modifiers = 0;
if (controlState) {
modifiers += windowUtils.MODIFIER_CONTROL;
}
if (altState) {
modifiers += windowUtils.MODIFIER_ALT;
}
if (shiftState) {
modifiers += windowUtils.MODIFIER_SHIFT;
}
if (metaState) {
modifiers += windowUtils.MODIFIER_META;
}
var additionalFlags = 0;
if (shouldPreventDefault) {
additionalFlags += windowUtils.KEY_FLAG_PREVENT_DEFAULT;
}
return windowUtils.sendKeyEvent(type, keyCode, charCode, modifiers, additionalFlags);
};
Utils.fireHtmlEvent = function(element, eventName) {
var doc = element.ownerDocument;
var e = doc.createEvent('HTMLEvents');
e.initEvent(eventName, true, true);
return element.dispatchEvent(e);
};
Utils.getLocation = function(element, opt_onlyFirstRect) {
element = element.wrappedJSObject ? element.wrappedJSObject : element;
var rect = undefined;
if (opt_onlyFirstRect && element.getClientRects().length > 1) {
for (var i = 0; i < element.getClientRects().length; i++) {
var candidate = element.getClientRects()[i];
if (candidate.width != 0 && candidate.height != 0) {
rect = candidate;
break;
}
}
}
if (!rect) {
rect = bot.dom.getClientRect(element);
}
return {
x: rect.left,
y: rect.top,
width: rect.width,
height: rect.height
};
};
/**
* Gets location of element in window-handle space.
*/
Utils.getLocationRelativeToWindowHandle = function(element, opt_onlyFirstRect) {
var location = Utils.getLocation(element, opt_onlyFirstRect);
// In Firefox 3.6 and above, there's a shared window handle.
// We need to calculate an offset to add to the x and y locations.
if (bot.userAgent.isProductVersion(3.6)) {
// Get the ultimate parent frame
var currentParent = element.ownerDocument.defaultView;
var ultimateParent = currentParent.top;
var offX = currentParent.mozInnerScreenX - ultimateParent.mozInnerScreenX;
var offY = element.ownerDocument.defaultView.mozInnerScreenY - ultimateParent.mozInnerScreenY;
location.x += offX;
location.y += offY;
}
return location;
};
Utils.getBrowserSpecificOffset = function(inBrowser) {
// In Firefox 4, there's a shared window handle. We need to calculate an offset
// to add to the x and y locations.
var browserSpecificXOffset = 0;
var browserSpecificYOffset = 0;
if (bot.userAgent.isProductVersion(4)) {
var rect = inBrowser.getBoundingClientRect();
browserSpecificYOffset += rect.top;
browserSpecificXOffset += rect.left;
goog.log.info(Utils.LOG_,
'Browser-specific offset (X,Y): ' + browserSpecificXOffset
+ ', ' + browserSpecificYOffset);
}
return {x: browserSpecificXOffset, y: browserSpecificYOffset};
};
Utils.scrollIntoView = function(element, opt_elementScrollBehavior, opt_coords) {
if (!Utils.isInView(element, opt_coords)) {
element.scrollIntoView(opt_elementScrollBehavior);
}
return bot.action.scrollIntoView(element, opt_coords);
};
Utils.isInView = function(element, opt_coords) {
var location = Utils.getLocation(element, element.tagName == 'A');
var coords = opt_coords || new goog.math.Coordinate(0, 0);
location.x = location.x + coords.x;
location.y = location.y + coords.y;
var win = goog.dom.getWindow(goog.dom.getOwnerDocument(element));
for (var frame = win.frameElement; frame; frame = win.frameElement) {
var frameLocation = Utils.getLocation(frame);
if (location.x < frameLocation.x || location.x > frameLocation.x + frameLocation.width
|| location.y < frameLocation.y || location.y > frameLocation.y + frameLocation.height)
{
return false;
}
win = goog.dom.getWindow(goog.dom.getOwnerDocument(frame));
}
var viewportSize = goog.dom.getViewportSize(win);
if (location.x < 0 || location.x > viewportSize.width
|| location.y < 0 || location.y > viewportSize.height)
{
return false;
}
return true;
};
Utils.getLocationOnceScrolledIntoView = function(element, opt_elementScrollBehavior, opt_onlyFirstRect) {
Utils.scrollIntoView(element, opt_elementScrollBehavior);
return Utils.getLocationRelativeToWindowHandle(element, opt_onlyFirstRect);
};
Utils.unwrapParameters = function(wrappedParameters, doc) {
switch (typeof wrappedParameters) {
case 'number':
case 'string':
case 'boolean':
return wrappedParameters;
case 'object':
if (wrappedParameters == null) {
return null;
} else if (typeof wrappedParameters.length === 'number' &&
!(wrappedParameters.propertyIsEnumerable('length'))) {
var converted = [];
while (wrappedParameters && wrappedParameters.length > 0) {
var t = wrappedParameters.shift();
converted.push(Utils.unwrapParameters(t, doc));
}
return converted;
} else if (typeof wrappedParameters['ELEMENT'] === 'string') {
var element = Utils.getElementAt(wrappedParameters['ELEMENT'], doc);
element = element.wrappedJSObject ? element.wrappedJSObject : element;
return element;
} else {
var convertedObj = {};
for (var prop in wrappedParameters) {
convertedObj[prop] = Utils.unwrapParameters(wrappedParameters[prop], doc);
}
return convertedObj;
}
break;
}
};
Utils.wrapResult = function(result, doc) {
result = fxdriver.moz.unwrap(result);
// Sophisticated.
switch (typeof result) {
case 'string':
case 'number':
case 'boolean':
return result;
case 'function':
return result.toString();
case 'undefined':
return null;
case 'object':
if (result == null) {
return null;
}
// There's got to be a more intelligent way of detecting this.
if (result['tagName']) {
return {'ELEMENT': Utils.addToKnownElements(result)};
}
if (typeof result.getMonth === 'function') {
return result.toJSON();
}
if (typeof result.length === 'number' &&
!(result.propertyIsEnumerable('length'))) {
var array = [];
for (var i = 0; i < result.length; i++) {
array.push(Utils.wrapResult(result[i], doc));
}
return array;
}
// Document. Grab the document element.
if (result.nodeType == 9) {
return Utils.wrapResult(result.documentElement);
}
try {
var nodeList = result.QueryInterface(CI.nsIDOMNodeList);
var array = [];
for (var i = 0; i < nodeList.length; i++) {
array.push(Utils.wrapResult(result.item(i), doc));
}
return array;
} catch (ignored) {
goog.log.warning(Utils.LOG_, 'Error wrapping NodeList', ignored);
}
try {
// There's got to be a better way, but 'result instanceof Error' returns false
if (Object.getPrototypeOf(result) != null && goog.string.endsWith(Object.getPrototypeOf(result).toString(), 'Error')) {
try {
return fxdriver.error.toJSON(result);
} catch (ignored2) {
goog.log.info(Utils.LOG_, 'Error', ignored2);
return result.toString();
}
}
} catch (ignored) {
goog.log.info(Utils.LOG_, 'Error', ignored);
}
var convertedObj = {};
for (var prop in result) {
convertedObj[prop] = Utils.wrapResult(result[prop], doc);
}
return convertedObj;
default:
return result;
}
};
Utils.loadUrl = function(url) {
goog.log.info(Utils.LOG_, 'Loading: ' + url);
var ioService = fxdriver.moz.getService('@mozilla.org/network/io-service;1', 'nsIIOService');
var channel = ioService.newChannel(url, null, null);
var channelStream = channel.open();
var scriptableStream = Components.classes['@mozilla.org/scriptableinputstream;1']
.createInstance(Components.interfaces.nsIScriptableInputStream);
scriptableStream.init(channelStream);
var converter = Utils.newInstance('@mozilla.org/intl/scriptableunicodeconverter',
'nsIScriptableUnicodeConverter');
converter.charset = 'UTF-8';
var text = '';
// This doesn't feel right to me.
for (var chunk = scriptableStream.read(4096); chunk; chunk = scriptableStream.read(4096)) {
text += converter.ConvertToUnicode(chunk);
}
scriptableStream.close();
channelStream.close();
goog.log.info(Utils.LOG_, 'Done reading: ' + url);
return text;
};
Utils.installWindowCloseListener = function(respond) {
var browser = respond.session.getBrowser();
// Override the "respond.send" function to remove the observer, otherwise
// it'll just get awkward
var originalSend = goog.bind(respond.send, respond);
respond.send = function() {
mediator.unregisterNotification(observer);
originalSend();
};
// Register a listener for the window closing.
var observer = {
observe: function(subject, topic, opt_data) {
if ('domwindowclosed' != topic) {
return;
}
var target = browser.contentWindow;
var source = subject.content;
if (target == source) {
goog.log.info(Utils.LOG_, 'Window was closed.');
respond.send();
}
}
};
var mediator = fxdriver.moz.getService('@mozilla.org/embedcomp/window-watcher;1', 'nsIWindowWatcher');
mediator.registerNotification(observer);
};
Utils.installClickListener = function(respond, WebLoadingListener) {
var browser = respond.session.getBrowser();
var currentWindow = respond.session.getWindow();
var clickListener = new WebLoadingListener(browser, function(timedOut) {
goog.log.info(Utils.LOG_, 'New page loading.');
var currentWindowGone;
try {
// currentWindow.closed is only reliable for top-level windows,
// not frames/iframes
// (see http://msdn.microsoft.com/en-us/library/ms533574(VS.85).aspx),
// because from most javascript contexts, the only way to access window
// objects is for a popup, for from a currently open window.
// wdsession.getWindow has some fallback logic in case this doesn't work.
//
currentWindowGone = currentWindow.closed;
} catch(e) {
// dead object
currentWindowGone = true;
}
if (currentWindowGone) {
goog.log.info(Utils.LOG_,
'Detected page load in top window; changing session focus from ' +
'frame to new top window.');