1 files changed, 38 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_treeupdate_textleaf.js b/accessible/tests/browser/e10s/browser_treeupdate_textleaf.js
new file mode 100644
index 0000000000..0c617e7026
--- /dev/null
+++ b/accessible/tests/browser/e10s/browser_treeupdate_textleaf.js
@@ -0,0 +1,38 @@
+/* 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";
+
+/* import-globals-from ../../mochitest/role.js */
+loadScripts({ name: "role.js", dir: MOCHITESTS_DIR });
+
+async function removeTextData(browser, accessible, id, role) {
+  let tree = {
+    role,
+    children: [{ role: ROLE_TEXT_LEAF, name: "text" }],
+  };
+  testAccessibleTree(accessible, tree);
+
+  let onReorder = waitForEvent(EVENT_REORDER, id);
+  await invokeContentTask(browser, [id], contentId => {
+    content.document.getElementById(contentId).firstChild.textContent = "";
+  });
+  await onReorder;
+
+  tree = { role, children: [] };
+  testAccessibleTree(accessible, tree);
+}
+
+addAccessibleTask(
+  `
+  <p id="p">text</p>
+  <pre id="pre">text</pre>`,
+  async function (browser, accDoc) {
+    let p = findAccessibleChildByID(accDoc, "p");
+    let pre = findAccessibleChildByID(accDoc, "pre");
+    await removeTextData(browser, p, "p", ROLE_PARAGRAPH);
+    await removeTextData(browser, pre, "pre", ROLE_TEXT_CONTAINER);
+  },
+  { iframe: true, remoteIframe: true }
+);