gecko-dev/dom/browser-element/mochitest/browserElement_Iconchange.js

115 lines
4.6 KiB
JavaScript

/* Any copyright is dedicated to the public domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that the onmozbrowsericonchange event works.
"use strict";
SimpleTest.waitForExplicitFinish();
browserElementTestHelpers.setEnabledPref(true);
browserElementTestHelpers.addPermission();
function createHtml(link) {
return 'data:text/html,<html><head>' + link + '<body></body></html>';
}
function createLink(name, sizes) {
var s = sizes ? 'sizes="' + sizes + '"' : '';
return '<link rel="icon" type="image/png" ' + s + ' href="http://example.com/' + name + '.png">';
}
function runTest() {
var iframe1 = document.createElement('iframe');
SpecialPowers.wrap(iframe1).mozbrowser = true;
document.body.appendChild(iframe1);
// iframe2 is a red herring; we modify its favicon but don't listen for
// iconchanges; we want to make sure that its iconchange events aren't
// picked up by the listener on iframe1.
var iframe2 = document.createElement('iframe');
SpecialPowers.wrap(iframe2).mozbrowser = true;
document.body.appendChild(iframe2);
// iframe3 is another red herring. It's not a mozbrowser, so we shouldn't
// get any iconchange events on it.
var iframe3 = document.createElement('iframe');
document.body.appendChild(iframe3);
var numIconChanges = 0;
iframe1.addEventListener('mozbrowsericonchange', function(e) {
numIconChanges++;
if (numIconChanges == 1) {
is(e.detail.href, 'http://example.com/myicon.png');
// We should recieve iconchange events when the user creates new links
// to a favicon, but only when we listen for them
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.title='New title';",
/* allowDelayedLoad = */ false);
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/newicon.png>')",
/* allowDelayedLoad = */ false);
SpecialPowers.getBrowserFrameMessageManager(iframe2)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/newicon.png>')",
/* allowDelayedLoad = */ false);
}
else if (numIconChanges == 2) {
is(e.detail.href, 'http://example.com/newicon.png');
// Full new pages should trigger iconchange events
iframe1.src = createHtml(createLink('3rdicon'));
}
else if (numIconChanges == 3) {
is(e.detail.href, 'http://example.com/3rdicon.png');
// the rel attribute can have various space seperated values, make
// sure we only pick up correct values for 'icon'
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=shortcuticon href=http://example.com/newicon.png>')",
/* allowDelayedLoad = */ false);
// Test setting a page with multiple links elements
iframe1.src = createHtml(createLink('another') + createLink('icon'));
}
else if (numIconChanges == 4) {
is(e.detail.href, 'http://example.com/another.png');
// 2 events will be triggered by previous test, wait for next
}
else if (numIconChanges == 5) {
is(e.detail.href, 'http://example.com/icon.png');
// Make sure icon check is case insensitive
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/ucaseicon.png>')",
/* allowDelayedLoad = */ false);
}
else if (numIconChanges == 6) {
is(e.detail.href, 'http://example.com/ucaseicon.png');
iframe1.src = createHtml(createLink('testsize', '50x50'));
}
else if (numIconChanges == 7) {
is(e.detail.href, 'http://example.com/testsize.png');
is(e.detail.sizes, '50x50');
SimpleTest.finish();
} else {
ok(false, 'Too many iconchange events.');
}
});
iframe3.addEventListener('mozbrowsericonchange', function(e) {
ok(false, 'Should not get a iconchange event for iframe3.');
});
iframe1.src = createHtml(createLink('myicon'));
// We should not recieve icon change events for either of the below iframes
iframe2.src = createHtml(createLink('myicon'));
iframe3.src = createHtml(createLink('myicon'));
}
addEventListener('testready', runTest);