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Test Info:
"use strict";
SimpleTest.requestCompleteLog();
SpecialPowers.pushPrefEnv({
set: [["dom.require_user_interaction_for_beforeunload", false]],
});
const FIRST_TAB =
getRootDirectory(gTestPath) + "close_beforeunload_opens_second_tab.html";
const SECOND_TAB = getRootDirectory(gTestPath) + "close_beforeunload.html";
add_task(async function () {
info("Opening first tab");
let firstTab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
FIRST_TAB
);
let secondTabLoadedPromise;
let secondTab;
let tabOpened = new Promise(resolve => {
info("Adding tabopen listener");
gBrowser.tabContainer.addEventListener(
"TabOpen",
function tabOpenListener(e) {
info("Got tabopen, removing listener and waiting for load");
gBrowser.tabContainer.removeEventListener(
"TabOpen",
tabOpenListener,
false,
false
);
secondTab = e.target;
secondTabLoadedPromise = BrowserTestUtils.browserLoaded(
secondTab.linkedBrowser,
false,
SECOND_TAB
);
resolve();
},
false,
false
);
});
info("Opening second tab using a click");
await SpecialPowers.spawn(firstTab.linkedBrowser, [""], async function () {
content.document.getElementsByTagName("a")[0].click();
});
info("Waiting for the second tab to be opened");
await tabOpened;
info("Waiting for the load in that tab to finish");
await secondTabLoadedPromise;
let closeBtn = secondTab.closeButton;
info("closing second tab (which will self-close in beforeunload)");
closeBtn.click();
ok(
secondTab.closing,
"Second tab should be marked as closing synchronously."
);
ok(!secondTab.linkedBrowser, "Second tab's browser should be dead");
ok(!firstTab.closing, "First tab should not be closing");
ok(firstTab.linkedBrowser, "First tab's browser should be alive");
info("closing first tab");
BrowserTestUtils.removeTab(firstTab);
ok(firstTab.closing, "First tab should be marked as closing");
ok(!firstTab.linkedBrowser, "First tab's browser should be dead");
});