gecko-dev/dom/ipc/tests/browser_ElapsedTime.js

64 строки
1.9 KiB
JavaScript

"use strict";
/*
* Synchronize DELAY_MS with DELAY_MS from elapsed_time.sjs
*/
const DELAY_MS = 200;
const SLOW_PAGE =
getRootDirectory(gTestPath).replace(
"chrome://mochitests/content",
"https://example.com"
) + "elapsed_time.sjs";
add_task(async function testLongElapsedTime() {
await BrowserTestUtils.withNewTab(
{ gBrowser, url: "about:blank" },
async function(tabBrowser) {
const flags = Ci.nsIWebProgress.NOTIFY_STATE_NETWORK;
let listener;
let stateChangeWaiter = new Promise(resolve => {
listener = {
onStateChange(aWebProgress, aRequest, aStateFlags, aStatus) {
if (!aWebProgress.isTopLevel) {
return;
}
const isTopLevel = aWebProgress.isTopLevel;
const isStop = aStateFlags & Ci.nsIWebProgressListener.STATE_STOP;
const isNetwork =
aStateFlags & Ci.nsIWebProgressListener.STATE_IS_NETWORK;
const isWindow =
aStateFlags & Ci.nsIWebProgressListener.STATE_IS_WINDOW;
const isLoadingDocument = aWebProgress.isLoadingDocument;
if (
isTopLevel &&
isStop &&
isWindow &&
isNetwork &&
!isLoadingDocument
) {
aRequest.QueryInterface(Ci.nsIRemoteWebProgressRequest);
if (aRequest.elapsedLoadTimeMS >= DELAY_MS) {
resolve(true);
}
}
},
};
});
tabBrowser.addProgressListener(listener, flags);
BrowserTestUtils.loadURI(tabBrowser, SLOW_PAGE);
await BrowserTestUtils.browserLoaded(tabBrowser);
let pass = await stateChangeWaiter;
tabBrowser.removeProgressListener(listener);
ok(
pass,
"Bug 1559657: Check that the elapsedLoadTimeMS in RemoteWebProgress meets expectations."
);
}
);
});