fune/browser/base/content/test/popupNotifications/browser_reshow_in_background.js

"use strict";

/**
 * Tests that when PopupNotifications for background tabs are reshown, they
 * don't show up in the foreground tab, but only in the background tab that
 * they belong to.
 */
add_task(
  async function test_background_notifications_dont_reshow_in_foreground() {
    // Our initial tab will be A. Let's open two more tabs B and C, but keep
    // A selected. Then, we'll trigger a PopupNotification in C, and then make
    // it reshow.
    let tabB = BrowserTestUtils.addTab(gBrowser, "http://example.com/");
    await BrowserTestUtils.browserLoaded(tabB.linkedBrowser);

    let tabC = BrowserTestUtils.addTab(gBrowser, "http://example.com/");
    await BrowserTestUtils.browserLoaded(tabC.linkedBrowser);

    let seenEvents = [];

    let options = {
      dismissed: false,
      eventCallback(popupEvent) {
        seenEvents.push(popupEvent);
      },
    };

    let notification = PopupNotifications.show(
      tabC.linkedBrowser,
      "test-notification",
      "",
      "plugins-notification-icon",
      null,
      null,
      options
    );
    Assert.deepEqual(seenEvents, [], "Should have seen no events yet.");

    await BrowserTestUtils.switchTab(gBrowser, tabB);
    Assert.deepEqual(seenEvents, [], "Should have seen no events yet.");

    notification.reshow();
    Assert.deepEqual(seenEvents, [], "Should have seen no events yet.");

    let panelShown = BrowserTestUtils.waitForEvent(
      PopupNotifications.panel,
      "popupshown"
    );
    await BrowserTestUtils.switchTab(gBrowser, tabC);
    await panelShown;

    Assert.equal(seenEvents.length, 2, "Should have seen two events.");
    Assert.equal(
      seenEvents[0],
      "showing",
      "Should have said popup was showing."
    );
    Assert.equal(seenEvents[1], "shown", "Should have said popup was shown.");

    let panelHidden = BrowserTestUtils.waitForEvent(
      PopupNotifications.panel,
      "popuphidden"
    );
    PopupNotifications.remove(notification);
    await panelHidden;

    BrowserTestUtils.removeTab(tabB);
    BrowserTestUtils.removeTab(tabC);
  }
);