Bug 1907269 - Part 2: Test that external URIs load in noopener pop-ups, r=smaug a=pascalc

  gBrowser.removeTab(tab);

  gBrowser.removeTab(newTab);

});

/**

 * Check that when navigating to an external protocol in a noopener pop-up

 * window, we show the dialog in the correct tab.

 */

add_task(async function iframe_popup_tab() {

  let tab = await BrowserTestUtils.openNewForegroundTab(

    gBrowser,

    "https://example.com/"

  );

  // Wait for the chooser dialog to open in the background tab. It should not

  // open in the foreground tab which is unrelated to the external protocol

  // navigation.

  let dialogWindowPromise = waitForProtocolAppChooserDialog(gBrowser, true);

  // Wait for the new tab to appear. The URI in this tab will never change from

  // `about:blank` as we're going to just end up opening a dialog, so we can't

  // use `waitForNewTab`, as that will wait for the tab to actually load

  // something.

  let newTabPromise = new Promise(resolve => {

    gBrowser.tabContainer.addEventListener(

      "TabOpen",

      openEvent => resolve(openEvent.target),

      { once: true }

    );

  });

  info("Navigating to external proto in pop-up");

  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {

    content.eval(

      "window.open('mailto:example@example.com', '_blank', 'noopener');"

    );

  });

  // Wait for the new tab to be opened.

  info("Waiting for new tab to appear");

  let newTab = await newTabPromise;

  // Wait for dialog to open in one of the tabs.

  info("Waiting for dialog to appear");

  let dialog = await dialogWindowPromise;

  is(

    gBrowser.getTabDialogBox(newTab.linkedBrowser)._tabDialogManager._topDialog,

    dialog,

    "Dialog opened in the background tab"

  );

  is(

    dialog._frame.contentDocument.location.href,

    CONTENT_HANDLING_URL,

    "Opened dialog is appChooser dialog."

  );

  // Close the dialog:

  let dialogClosedPromise = waitForProtocolAppChooserDialog(gBrowser, false);

  dialog.close();

  await dialogClosedPromise;

  gBrowser.removeTab(tab);

  gBrowser.removeTab(newTab);

});