1 files changed, 52 insertions, 0 deletions
diff --git a/browser/components/places/tests/browser/browser_library_left_pane_select_hierarchy.js b/browser/components/places/tests/browser/browser_library_left_pane_select_hierarchy.js
new file mode 100644
index 0000000000..6caaf5a9d4
--- /dev/null
+++ b/browser/components/places/tests/browser/browser_library_left_pane_select_hierarchy.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+add_task(async function () {
+  let hierarchy = ["AllBookmarks", "BookmarksMenu"];
+
+  let items = await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.menuGuid,
+    children: [
+      {
+        title: "Folder 1",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        children: [
+          {
+            title: "Folder 2",
+            type: PlacesUtils.bookmarks.TYPE_FOLDER,
+            children: [
+              {
+                title: "Bookmark",
+                url: "http://example.com",
+              },
+            ],
+          },
+        ],
+      },
+    ],
+  });
+
+  hierarchy.push(items[0].guid, items[1].guid);
+
+  let library = await promiseLibrary();
+
+  registerCleanupFunction(async function () {
+    await PlacesUtils.bookmarks.remove(items[0]);
+    await promiseLibraryClosed(library);
+  });
+
+  library.PlacesOrganizer.selectLeftPaneContainerByHierarchy(hierarchy);
+
+  Assert.equal(
+    library.PlacesOrganizer._places.selectedNode.bookmarkGuid,
+    items[1].guid,
+    "Found the expected left pane selected node"
+  );
+
+  Assert.equal(
+    library.ContentTree.view.view.nodeForTreeIndex(0).bookmarkGuid,
+    items[2].guid,
+    "Found the expected right pane contents"
+  );
+});