import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

addon-sdk/source/test/util.js

@@ -0,0 +1,90 @@
+/* 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";
+
+const {Cc, Ci} = require("chrome");
+const {getMostRecentBrowserWindow, open} = require("sdk/window/utils");
+const tabUtils = require("sdk/tabs/utils");
+const {when} = require("sdk/dom/events");
+
+
+var observerService = Cc["@mozilla.org/observer-service;1"]
+                      .getService(Ci.nsIObserverService);
+
+const { ShimWaiver } = Cu.import("resource://gre/modules/ShimWaiver.jsm");
+const addObserver = ShimWaiver.getProperty(observerService, "addObserver");
+const removeObserver = ShimWaiver.getProperty(observerService, "removeObserver");
+
+const getActiveTab = (window=getMostRecentBrowserWindow()) =>
+  tabUtils.getActiveTab(window)
+
+const openWindow = () => {
+  const window = open();
+  return new Promise((resolve) => {
+    addObserver({
+      observe(subject, topic) {
+        if (subject === window) {
+          removeObserver(this, topic);
+          resolve(subject);
+        }
+      }
+    }, "browser-delayed-startup-finished", false);
+  });
+};
+exports.openWindow = openWindow;
+
+const closeWindow = (window) => {
+  const closed = when(window, "unload", true).then(_ => window);
+  window.close();
+  return closed;
+};
+exports.closeWindow = closeWindow;
+
+const openTab = (url, window=getMostRecentBrowserWindow()) => {
+  const tab = tabUtils.openTab(window, url);
+  const browser = tabUtils.getBrowserForTab(tab);
+
+  return when(browser, "load", true).then(_ => tab);
+};
+exports.openTab = openTab;
+
+const closeTab = (tab) => {
+  const result = when(tab, "TabClose").then(_ => tab);
+  tabUtils.closeTab(tab);
+
+  return result;
+};
+exports.closeTab = closeTab;
+
+const withTab = (test, uri="about:blank") => function*(assert) {
+  const tab = yield openTab(uri);
+  try {
+    yield* test(assert, tab);
+  }
+  finally {
+    yield closeTab(tab);
+  }
+};
+exports.withTab = withTab;
+
+const withWindow = () => function*(assert) {
+  const window = yield openWindow();
+  try {
+    yield* test(assert, window);
+  }
+  finally {
+    yield closeWindow(window);
+  }
+};
+exports.withWindow = withWindow;
+
+const receiveMessage = (manager, name) => new Promise((resolve) => {
+  manager.addMessageListener(name, {
+    receiveMessage(message) {
+      manager.removeMessageListener(name, this);
+      resolve(message);
+    }
+  });
+});
+exports.receiveMessage = receiveMessage;