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"use strict";
/**
* Goes through a stacked series of dialogs and ensures that
* the oldest one is front-most and has the right type. It
* then closes the oldest to newest dialog.
*
* @param {Element} tab The <tab> that has had content dialogs opened
* for it.
* @param {Number} promptCount How many dialogs we expected to have been
* opened.
*
* @return {Promise}
* @resolves {undefined} Once the dialogs have all been closed.
*/
async function closeDialogs(tab, dialogCount) {
let dialogElementsCount = dialogCount;
let dialogs =
tab.linkedBrowser.tabDialogBox.getContentDialogManager().dialogs;
is(
dialogs.length,
dialogElementsCount,
"There should be " + dialogElementsCount + " dialog(s)."
);
let i = dialogElementsCount - 1;
for (let dialog of dialogs) {
dialog.focus(true);
await dialog._dialogReady;
let dialogWindow = dialog.frameContentWindow;
let expectedType = ["alert", "prompt", "confirm"][i % 3];
is(
dialogWindow.Dialog.args.text,
expectedType + " countdown #" + i,
"The #" + i + " alert should be labelled as such."
);
i--;
dialogWindow.Dialog.ui.button0.click();
// The click is handled async; wait for an event loop turn for that to
// happen.
await new Promise(function (resolve) {
Services.tm.dispatchToMainThread(resolve);
});
}
dialogs = tab.linkedBrowser.tabDialogBox.getContentDialogManager().dialogs;
is(dialogs.length, 0, "Dialogs should all be dismissed.");
}
/*
* This test triggers multiple alerts on one single tab, because it"s possible
* for web content to do so. The behavior is described in bug 1266353.
*
* We assert the presentation of the multiple alerts, ensuring we show only
* the oldest one.
*/
add_task(async function () {
const PROMPTCOUNT = 9;
let unopenedPromptCount = PROMPTCOUNT;
let tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
// eslint-disable-next-line @microsoft/sdl/no-insecure-url
"http://example.com",
true
);
info("Tab loaded");
let promptsOpenedPromise = BrowserTestUtils.waitForEvent(
tab.linkedBrowser,
"DOMWillOpenModalDialog",
false,
() => {
unopenedPromptCount--;
return unopenedPromptCount == 0;
}
);
await SpecialPowers.spawn(tab.linkedBrowser, [PROMPTCOUNT], maxPrompts => {
var i = maxPrompts;
let fns = ["alert", "prompt", "confirm"];
function openDialog() {
i--;
if (i) {
SpecialPowers.Services.tm.dispatchToMainThread(openDialog);
}
content[fns[i % 3]](fns[i % 3] + " countdown #" + i);
}
SpecialPowers.Services.tm.dispatchToMainThread(openDialog);
});
await promptsOpenedPromise;
await closeDialogs(tab, PROMPTCOUNT);
BrowserTestUtils.removeTab(tab);
});
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