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/* Any copyright is dedicated to the public domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/*globals async, ok, is, SimpleTest, browserElementTestHelpers*/
// Bug 1169633 - getWebManifest tests
'use strict';
SimpleTest.waitForExplicitFinish();
browserElementTestHelpers.setEnabledPref(true);
// request to load a manifest from a page that doesn't have a manifest.
// The expected result to be null.
var test1 = async(function* () {
var manifest = yield requestManifest('file_empty.html');
is(manifest, null, 'it should be null.');
});
// request to load a manifest from a page that has a manifest.
// The expected manifest to have a property name whose value is 'pass'.
var test2 = async(function* () {
var manifest = yield requestManifest('file_web_manifest.html');
is(manifest && manifest.name, 'pass', 'it should return a manifest with name pass.');
});
// Cause an exception by attempting to fetch a file URL,
// expect onerror to be called.
var test3 = async(function* () {
var gotError = false;
try {
yield requestManifest('file_illegal_web_manifest.html');
} catch (err) {
gotError = true;
}
ok(gotError, 'onerror was called on the DOMRequest.');
});
// Run the tests
addEventListener('testready', () => {
Promise
.all([test1(), test2(), test3()])
.then(SimpleTest.finish);
});
function requestManifest(url) {
var iframe = document.createElement('iframe');
iframe.setAttribute('mozbrowser', 'true');
iframe.src = url;
document.body.appendChild(iframe);
return new Promise((resolve, reject) => {
iframe.addEventListener('mozbrowserloadend', function loadend() {
iframe.removeEventListener('mozbrowserloadend', loadend);
SimpleTest.executeSoon(() => {
var req = iframe.getWebManifest();
req.onsuccess = () => {
document.body.removeChild(iframe);
resolve(req.result);
};
req.onerror = () => {
document.body.removeChild(iframe);
reject(new Error(req.error));
};
});
});
});
}
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