browser_tab_dragdrop2.js

Enable keyboard shortcuts

"use strict";

const ROOT = getRootDirectory(gTestPath);

const URI = ROOT + "browser_tab_dragdrop2_frame1.xhtml";

// Load the test page (which runs some child popup tests) in a new window.

// After the tests were run, tear off the tab into a new window and run popup

// tests a second time. We don't care about tests results, exceptions and

// crashes will be caught.

add_task(async function () {

  // Open a new window.

  let args = "chrome,all,dialog=no";

  let win = window.openDialog(

    AppConstants.BROWSER_CHROME_URL,

    "_blank",

    args,

URI

);

  // Wait until the tests were run.

  await promiseTestsDone(win);

  ok(true, "tests succeeded");

  // Create a second tab so that we can move the original one out.

  BrowserTestUtils.addTab(win.gBrowser, "about:blank", { skipAnimation: true });

  // Tear off the original tab.

  let browser = win.gBrowser.selectedBrowser;

  let tabClosed = BrowserTestUtils.waitForEvent(browser, "pagehide", true);

  let win2 = win.gBrowser.replaceTabWithWindow(win.gBrowser.tabs[0]);

  // Add a 'TestsDone' event listener to ensure that the docShells is properly

  // swapped to the new window instead of the page being loaded again. If this

  // works fine we should *NOT* see a TestsDone event.

  let onTestsDone = () => ok(false, "shouldn't run tests when tearing off");

  win2.addEventListener("TestsDone", onTestsDone);

  // Wait until the original tab is gone and the new window is ready.

  await Promise.all([tabClosed, promiseDelayedStartupFinished(win2)]);

  // Remove the 'TestsDone' event listener as now

  // we're kicking off a new test run manually.

  win2.removeEventListener("TestsDone", onTestsDone);

  // Run tests once again.

  let promise = promiseTestsDone(win2);

  let browser2 = win2.gBrowser.selectedBrowser;

  await SpecialPowers.spawn(browser2, [], async () => {

    content.test_panels();

});

  await promise;

  ok(true, "tests succeeded a second time");

  // Cleanup.

  await promiseWindowClosed(win2);

  await promiseWindowClosed(win);

});

function promiseTestsDone(win) {

  return BrowserTestUtils.waitForEvent(win, "TestsDone");

function promiseDelayedStartupFinished(win) {

  return new Promise(resolve => whenDelayedStartupFinished(win, resolve));