Introduce Pyauto tests for Quasar (Google Talk Extension).

chrome/test/functional/gtalk/jsutils.js

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview JS utilities automatically injected by GTalk PyAuto tests.
+ */
+
+/**
+ * Key codes to use with KeyboardEvent.
+ */
+$KEYS = {
+  ENTER: 13,
+  ESC: 27
+};
+
+/**
+ * The first Chrome extension view with a URL containing the query.
+ */
+$VIEW = function(query) {
+  var views = chrome.extension.getViews();
+  for (var i = 0; i < views.length; i++) {
+    var url = views[i].location.href;
+    if (url && url.indexOf(query) >= 0) {
+      return views[i];
+    }
+  }
+  return null;
+};
+
+/**
+ * The body element of the given window.
+ */
+$BODY = function(opt_window) {
+  return (opt_window || window).document.body;
+};
+
+/**
+ * Find the ancestor of the given element with a particular tag name.
+ */
+$FindByTagName = function(element, tag, index) {
+  var tagElements = element.getElementsByTagName(tag);
+  if (index < tagElements.length) {
+    return tagElements[index];
+  }
+  return null;
+};
+
+/**
+ * Find the first ancestor of the given element containing the given text.
+ */
+$FindByText = function(baseElement, text) {
+  var allElements = baseElement.getElementsByTagName('*');
+  for (var i = 0; i < allElements.length; i++) {
+    var element = allElements[i];
+    if (element.innerText && element.innerText.indexOf(text) >= 0) {
+      var child = $FindByText(element, text);
+      return child != null ? child : element;
+    }
+  }
+  return null;
+};
+
+/**
+ * Simulate a click on a given element.
+ */
+$Click = function(element) {
+  var mouseEvent = element.ownerDocument.createEvent('MouseEvent');
+  mouseEvent.initMouseEvent('click', true, true, window,
+      1, 0, 0, 0, 0, false, false, false, false, 0, null);
+  element.dispatchEvent(mouseEvent);
+  return true;
+};
+
+/**
+ * Simulate typing text on a given element.
+ */
+$Type = function(element, text) {
+  var keyEvent = element.ownerDocument.createEvent('TextEvent');
+  keyEvent.initTextEvent('textInput', true, true, window, text);
+  element.dispatchEvent(keyEvent);
+  return true;
+};
+
+/**
+ * Simulate pressing a certain key on a given element.
+ */
+$Press = function(baseElement, keycode, opt_ctrlKey, opt_shiftKey,
+    opt_altKey, opt_metaKey) {
+  var sendKeyEvent = function(element, eventType) {
+    // Unfortuantely, using the typical KeyboardEvent and initKeyboardEvent
+    // fails in Chrome due to a webkit bug:
+    // https://bugs.webkit.org/show_bug.cgi?id=16735
+    // We employ a workaround of synthesizing a raw 'Event' suggested here:
+    // http://code.google.com/p/selenium/issues/detail?id=567
+    var keyEvent = element.ownerDocument.createEvent('Events');
+    keyEvent.ctrlKey = Boolean(opt_ctrlKey);
+    keyEvent.shiftKey = Boolean(opt_shiftKey);
+    keyEvent.altKey = Boolean(opt_altKey);
+    keyEvent.metaKey = Boolean(opt_metaKey);
+    keyEvent.initEvent(eventType, true, true);
+    keyEvent.keyCode = keycode;
+    element.dispatchEvent(keyEvent);
+  }
+  sendKeyEvent(baseElement, 'keydown');
+  sendKeyEvent(baseElement, 'keypress');
+  sendKeyEvent(baseElement, 'keyup');
+  return true;
+};