1 files changed, 30 insertions, 0 deletions
diff --git a/browser/components/customizableui/test/browser_940946_removable_from_navbar_customizemode.js b/browser/components/customizableui/test/browser_940946_removable_from_navbar_customizemode.js
new file mode 100644
index 0000000000..2144dd2483
--- /dev/null
+++ b/browser/components/customizableui/test/browser_940946_removable_from_navbar_customizemode.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";
+
+const kTestBtnId = "test-removable-navbar-customize-mode";
+
+// Items without the removable attribute in the navbar should be considered non-removable
+add_task(async function () {
+  let btn = createDummyXULButton(
+    kTestBtnId,
+    "Test removable in navbar in customize mode"
+  );
+  CustomizableUI.getCustomizationTarget(
+    document.getElementById("nav-bar")
+  ).appendChild(btn);
+  await startCustomizing();
+  ok(
+    !CustomizableUI.isWidgetRemovable(kTestBtnId),
+    "Widget should not be considered removable"
+  );
+  await endCustomizing();
+  document.getElementById(kTestBtnId).remove();
+});
+
+add_task(async function asyncCleanup() {
+  await endCustomizing();
+  await resetCustomization();
+});