1 files changed, 29 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_treeupdate_listener.js b/accessible/tests/browser/e10s/browser_treeupdate_listener.js
new file mode 100644
index 000000000..7b7880312
--- /dev/null
+++ b/accessible/tests/browser/e10s/browser_treeupdate_listener.js
@@ -0,0 +1,29 @@
+/* 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';
+
+/* global EVENT_REORDER */
+
+loadScripts({ name: 'role.js', dir: MOCHITESTS_DIR });
+
+addAccessibleTask('<span id="parent"><span id="child"></span></span>',
+  function*(browser, accDoc) {
+    is(findAccessibleChildByID(accDoc, 'parent'), null,
+      'Check that parent is not accessible.');
+    is(findAccessibleChildByID(accDoc, 'child'), null,
+      'Check that child is not accessible.');
+
+    let onReorder = waitForEvent(EVENT_REORDER, 'body');
+    // Add an event listener to parent.
+    yield ContentTask.spawn(browser, {}, () => {
+      content.window.dummyListener = () => {};
+      content.document.getElementById('parent').addEventListener(
+        'click', content.window.dummyListener);
+    });
+    yield onReorder;
+
+    let tree = { TEXT: [] };
+    testAccessibleTree(findAccessibleChildByID(accDoc, 'parent'), tree);
+  });