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+/*
+ * Helper functions for online/offline events tests.
+ *
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+var gState = 0;
+/**
+ * After all the on/offline handlers run,
+ * gState is expected to be equal to MAX_STATE.
+ */
+var MAX_STATE;
+
+function trace(text) {
+ var t = text.replace(/&/g, "&" + "amp;").replace(/</g, "&" + "lt;") + "<br>";
+ //document.getElementById("display").innerHTML += t;
+}
+
+/**
+ * Returns a handler function for an online/offline event. The returned handler
+ * ensures the passed event object has expected properties and that the handler
+ * is called at the right moment (according to the gState variable).
+ * @param nameTemplate The string identifying the hanlder. '%1' in that
+ * string will be replaced with the event name.
+ * @param eventName 'online' or 'offline'
+ * @param expectedStates an array listing the possible values of gState at the
+ * moment the handler is called. The handler increases
+ * gState by one before checking if it's listed in
+ * expectedStates.
+ */
+function makeHandler(nameTemplate, eventName, expectedStates) {
+ return function (e) {
+ var name = nameTemplate.replace(/%1/, eventName);
+ ++gState;
+ trace(name + ": gState=" + gState);
+ ok(
+ expectedStates.includes(gState),
+ "handlers called in the right order: " +
+ name +
+ " is called, " +
+ "gState=" +
+ gState +
+ ", expectedStates=" +
+ expectedStates
+ );
+ ok(e.constructor == Event, "event should be an Event");
+ ok(e.type == eventName, "event type should be " + eventName);
+ ok(!e.bubbles, "event should not bubble");
+ ok(!e.cancelable, "event should not be cancelable");
+ ok(e.target == window, "target should be the window");
+ };
+}
+
+function doTest() {
+ var iosvc = SpecialPowers.Cc["@mozilla.org/network/io-service;1"].getService(
+ SpecialPowers.Ci.nsIIOService
+ );
+ iosvc.manageOfflineStatus = false;
+ iosvc.offline = false;
+ ok(
+ navigator.onLine,
+ "navigator.onLine should be true, since we've just " +
+ "set nsIIOService.offline to false"
+ );
+
+ gState = 0;
+
+ trace("setting iosvc.offline = true");
+ iosvc.offline = true;
+ trace("done setting iosvc.offline = true");
+ ok(
+ !navigator.onLine,
+ "navigator.onLine should be false when iosvc.offline == true"
+ );
+ ok(
+ gState == window.MAX_STATE,
+ "offline event: all registered handlers should have been invoked, " +
+ "actual: " +
+ gState
+ );
+
+ gState = 0;
+ trace("setting iosvc.offline = false");
+ iosvc.offline = false;
+ trace("done setting iosvc.offline = false");
+ ok(
+ navigator.onLine,
+ "navigator.onLine should be true when iosvc.offline == false"
+ );
+ ok(
+ gState == window.MAX_STATE,
+ "online event: all registered handlers should have been invoked, " +
+ "actual: " +
+ gState
+ );
+}