gecko/browser/base/content/test/browser_bug435325.js

69 lines
2.4 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/* Ensure that clicking the button in the Offline mode neterror page makes the browser go online. See bug 435325. */
let proxyPrefValue;
function test() {
waitForExplicitFinish();
let tab = gBrowser.selectedTab = gBrowser.addTab();
// Go offline and disable the proxy and cache, then try to load the test URL.
Services.io.offline = true;
// Tests always connect to localhost, and per bug 87717, localhost is now
// reachable in offline mode. To avoid this, disable any proxy.
proxyPrefValue = Services.prefs.getIntPref("network.proxy.type");
Services.prefs.setIntPref("network.proxy.type", 0);
Services.prefs.setBoolPref("browser.cache.disk.enable", false);
Services.prefs.setBoolPref("browser.cache.memory.enable", false);
content.location = "http://example.com/";
window.addEventListener("DOMContentLoaded", function load() {
if (content.location == "about:blank") {
info("got about:blank, which is expected once, so return");
return;
}
window.removeEventListener("DOMContentLoaded", load, false);
let observer = new MutationObserver(function (mutations) {
for (let mutation of mutations) {
if (mutation.attributeName == "hasBrowserHandlers") {
observer.disconnect();
checkPage();
return;
}
}
});
let docElt = tab.linkedBrowser.contentDocument.documentElement;
observer.observe(docElt, { attributes: true });
}, false);
}
function checkPage() {
ok(Services.io.offline, "Setting Services.io.offline to true.");
is(gBrowser.contentDocument.documentURI.substring(0,27),
"about:neterror?e=netOffline", "Loading the Offline mode neterror page.");
// Now press the "Try Again" button
ok(gBrowser.contentDocument.getElementById("errorTryAgain"),
"The error page has got a #errorTryAgain element");
gBrowser.contentDocument.getElementById("errorTryAgain").click();
ok(!Services.io.offline, "After clicking the Try Again button, we're back " +
"online.");
finish();
}
registerCleanupFunction(function() {
Services.prefs.setIntPref("network.proxy.type", proxyPrefValue);
Services.prefs.setBoolPref("browser.cache.disk.enable", true);
Services.prefs.setBoolPref("browser.cache.memory.enable", true);
Services.io.offline = false;
gBrowser.removeCurrentTab();
});