1 files changed, 30 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_events_announcement.js b/accessible/tests/browser/e10s/browser_events_announcement.js
new file mode 100644
index 0000000000..046a7706e3
--- /dev/null
+++ b/accessible/tests/browser/e10s/browser_events_announcement.js
@@ -0,0 +1,30 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+addAccessibleTask(
+  `<p id="p">abc</p>`,
+  async function (browser, accDoc) {
+    let acc = findAccessibleChildByID(accDoc, "p");
+    let onAnnounce = waitForEvent(EVENT_ANNOUNCEMENT, acc);
+    acc.announce("please", nsIAccessibleAnnouncementEvent.POLITE);
+    let evt = await onAnnounce;
+    evt.QueryInterface(nsIAccessibleAnnouncementEvent);
+    is(evt.announcement, "please", "announcement matches.");
+    is(evt.priority, nsIAccessibleAnnouncementEvent.POLITE, "priority matches");
+
+    onAnnounce = waitForEvent(EVENT_ANNOUNCEMENT, acc);
+    acc.announce("do it", nsIAccessibleAnnouncementEvent.ASSERTIVE);
+    evt = await onAnnounce;
+    evt.QueryInterface(nsIAccessibleAnnouncementEvent);
+    is(evt.announcement, "do it", "announcement matches.");
+    is(
+      evt.priority,
+      nsIAccessibleAnnouncementEvent.ASSERTIVE,
+      "priority matches"
+    );
+  },
+  { iframe: true, remoteIframe: true }
+);