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Test Info:
/* Any copyright is dedicated to the Public Domain.
async function test() {
waitForExplicitFinish();
window.addEventListener(
"SSWindowStateBusy",
() => {
let state = ss.getWindowState(window);
ok(state.windows[0].busy, "window is busy");
window.addEventListener(
"SSWindowStateReady",
() => {
let state2 = ss.getWindowState(window);
ok(!state2.windows[0].busy, "window is not busy");
executeSoon(() => {
gBrowser.removeTab(gBrowser.tabs[1]);
finish();
});
},
{ once: true }
);
},
{ once: true }
);
// create a new tab
let tab = BrowserTestUtils.addTab(gBrowser, "about:mozilla");
let browser = tab.linkedBrowser;
await BrowserTestUtils.browserLoaded(browser);
await TabStateFlusher.flush(browser);
const sessionStoreClosedObjectsChanged = TestUtils.topicObserved(
"sessionstore-closed-objects-changed"
);
gBrowser.removeTab(tab);
await sessionStoreClosedObjectsChanged;
ss.undoCloseTab(window, 0);
}