1 files changed, 43 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_treeupdate_list.js b/accessible/tests/browser/e10s/browser_treeupdate_list.js
new file mode 100644
index 000000000..023adf8e3
--- /dev/null
+++ b/accessible/tests/browser/e10s/browser_treeupdate_list.js
@@ -0,0 +1,43 @@
+/* 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 ROLE_TEXT_LEAF, EVENT_REORDER, ROLE_STATICTEXT, ROLE_LISTITEM */
+
+loadScripts({ name: 'role.js', dir: MOCHITESTS_DIR });
+
+function* setDisplayAndWaitForReorder(browser, value) {
+  let onReorder = waitForEvent(EVENT_REORDER, 'ul');
+  yield invokeSetStyle(browser, 'li', 'display', value);
+  return yield onReorder;
+}
+
+addAccessibleTask(`
+  <ul id="ul">
+    <li id="li">item1</li>
+  </ul>`, function*(browser, accDoc) {
+  let li = findAccessibleChildByID(accDoc, 'li');
+  let bullet = li.firstChild;
+  let accTree = {
+    role: ROLE_LISTITEM,
+    children: [ {
+      role: ROLE_STATICTEXT,
+      children: []
+    }, {
+      role: ROLE_TEXT_LEAF,
+      children: []
+    } ]
+  };
+  testAccessibleTree(li, accTree);
+
+  yield setDisplayAndWaitForReorder(browser, 'none');
+
+  ok(isDefunct(li), 'Check that li is defunct.');
+  ok(isDefunct(bullet), 'Check that bullet is defunct.');
+
+  let event = yield setDisplayAndWaitForReorder(browser, 'list-item');
+
+  testAccessibleTree(findAccessibleChildByID(event.accessible, 'li'), accTree);
+});