gecko-dev/dom/tests/browser/browser_bug1004814.js

37 строки
1.3 KiB
JavaScript

/* vim:set ts=2 sw=2 sts=2 et: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
add_task(async function() {
await BrowserTestUtils.withNewTab("about:blank", async function(aBrowser) {
let duration = await ContentTask.spawn(aBrowser, null, function (opts) {
const TEST_URI = "http://example.com/browser/dom/tests/browser/test_bug1004814.html";
return new Promise(resolve => {
let ConsoleObserver = {
QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver]),
observe: function(aSubject, aTopic, aData) {
var obj = aSubject.wrappedJSObject;
if (obj.arguments.length != 1 || obj.arguments[0] != 'bug1004814' ||
obj.level != 'timeEnd') {
return;
}
Services.obs.removeObserver(this, "console-api-log-event");
resolve(obj.timer.duration);
}
};
Services.obs.addObserver(ConsoleObserver, "console-api-log-event");
// Redirect the browser to the correct document to start the test
content.document.location = TEST_URI;
});
});
ok(duration > 0, "ConsoleEvent.timer.duration > 0: " + duration + " ~ 200ms");
});
});