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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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96
dom/browser-element/mochitest/browserElement_Manifestchange.js Normal file
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/* Any copyright is dedicated to the public domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that the onmozbrowsermanifestchange event works.
"use strict";
SimpleTest.waitForExplicitFinish();
browserElementTestHelpers.setEnabledPref(true);
browserElementTestHelpers.addPermission();
function createHtml(manifest) {
return 'data:text/html,<html xmlns:xml="http://www.w3.org/XML/1998/namespace"><head>' + manifest + '<body></body></html>';
}
function createManifest(href) {
return '<link rel="manifest" href="' + href + '">';
}
function runTest() {
var iframe1 = document.createElement('iframe');
iframe1.setAttribute('mozbrowser', 'true');
document.body.appendChild(iframe1);
// iframe2 is a red herring; we modify its manifest link elements but don't
// listen for manifestchanges; we want to make sure that its manifestchange
// events aren't picked up by the listener on iframe1.
var iframe2 = document.createElement('iframe');
iframe2.setAttribute('mozbrowser', 'true');
document.body.appendChild(iframe2);
// iframe3 is another red herring. It's not a mozbrowser, so we shouldn't
// get any manifestchange events on it.
var iframe3 = document.createElement('iframe');
document.body.appendChild(iframe3);
var numManifestChanges = 0;
iframe1.addEventListener('mozbrowsermanifestchange', function(e) {
numManifestChanges++;
if (numManifestChanges == 1) {
is(e.detail.href, 'manifest.1', 'manifest.1 matches');
// We should receive manifestchange events when the user creates new
// manifests
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.title='New title';",
/* allowDelayedLoad = */ false);
SpecialPowers.getBrowserFrameMessageManager(iframe1)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=manifest href=manifest.2>')",
/* allowDelayedLoad = */ false);
SpecialPowers.getBrowserFrameMessageManager(iframe2)
.loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=manifest href=manifest.2>')",
/* allowDelayedLoad = */ false);
}
else if (numManifestChanges == 2) {
is(e.detail.href, 'manifest.2', 'manifest.2 matches');
// Full new pages should trigger manifestchange events
iframe1.src = createHtml(createManifest('manifest.3'));
}
else if (numManifestChanges == 3) {
is(e.detail.href, 'manifest.3', 'manifest.3 matches');
// Test setting a page with multiple manifest link elements
iframe1.src = createHtml(createManifest('manifest.4a') + createManifest('manifest.4b'));
}
else if (numManifestChanges == 4) {
is(e.detail.href, 'manifest.4a', 'manifest.4a matches');
// 2 events will be triggered by previous test, wait for next
}
else if (numManifestChanges == 5) {
is(e.detail.href, 'manifest.4b', 'manifest.4b matches');
SimpleTest.finish();
} else {
ok(false, 'Too many manifestchange events.');
}
});
iframe3.addEventListener('mozbrowsermanifestchange', function(e) {
ok(false, 'Should not get a manifestchange event for iframe3.');
});
iframe1.src = createHtml(createManifest('manifest.1'));
// We should not receive manifest change events for either of the below iframes
iframe2.src = createHtml(createManifest('manifest.1'));
iframe3.src = createHtml(createManifest('manifest.1'));
}
addEventListener('testready', runTest);