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Test Info:
const baseURL = getRootDirectory(gTestPath).replace(
);
const alertURL = `${baseURL}file_bug1682866.html`;
add_task(async function testAlertForceClosed() {
let tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
alertURL,
true /* waitForLoad */
);
// Open a second which is in the same process as tab
let secondTabIsLoaded = BrowserTestUtils.waitForNewTab(
gBrowser,
alertURL,
true,
false
);
let isSuspendedAfterAlert = await SpecialPowers.spawn(
tab.linkedBrowser.browsingContext,
[alertURL],
url => {
content.open(url);
var utils = SpecialPowers.getDOMWindowUtils(content);
return utils.isInputTaskManagerSuspended;
}
);
await secondTabIsLoaded;
let secondTab = gBrowser.tabs[2];
is(
isSuspendedAfterAlert,
Services.prefs.getBoolPref("dom.input_events.canSuspendInBCG.enabled"),
"InputTaskManager should be suspended because alert is opened"
);
let alertClosed = BrowserTestUtils.waitForEvent(
tab.linkedBrowser,
"DOMModalDialogClosed"
);
BrowserTestUtils.startLoadingURIString(tab.linkedBrowser, "about:newtab");
await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
await alertClosed;
gBrowser.removeTab(tab);
gBrowser.removeTab(secondTab);
});