fune/browser/components/sessionstore/test/browser_528776.js

21 lines
638 B
JavaScript

function browserWindowsCount(expected) {
var count = 0;
var e = Services.wm.getEnumerator("navigator:browser");
while (e.hasMoreElements()) {
if (!e.getNext().closed)
++count;
}
is(count, expected,
"number of open browser windows according to nsIWindowMediator");
is(JSON.parse(ss.getBrowserState()).windows.length, expected,
"number of open browser windows according to getBrowserState");
}
add_task(async function() {
browserWindowsCount(1);
let win = await BrowserTestUtils.openNewBrowserWindow();
browserWindowsCount(2);
await BrowserTestUtils.closeWindow(win);
browserWindowsCount(1);
});