1 files changed, 34 insertions, 0 deletions
diff --git a/browser/components/customizableui/test/browser_963639_customizing_attribute_non_customizable_toolbar.js b/browser/components/customizableui/test/browser_963639_customizing_attribute_non_customizable_toolbar.js
new file mode 100644
index 000000000..e5710c50a
--- /dev/null
+++ b/browser/components/customizableui/test/browser_963639_customizing_attribute_non_customizable_toolbar.js
@@ -0,0 +1,34 @@
+/* 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 kToolbar = "test-toolbar-963639-non-customizable-customizing-attribute";
+
+add_task(function*() {
+  info("Test for Bug 963639 - CustomizeMode _onToolbarVisibilityChange sets @customizing on non-customizable toolbars");
+
+  let toolbar = document.createElement("toolbar");
+  toolbar.id = kToolbar;
+  gNavToolbox.appendChild(toolbar);
+
+  let testToolbar = document.getElementById(kToolbar)
+  ok(testToolbar, "Toolbar was created.");
+  is(gNavToolbox.getElementsByAttribute("id", kToolbar).length, 1,
+     "Toolbar was added to the navigator toolbox");
+
+  toolbar.setAttribute("toolbarname", "NonCustomizableToolbarCustomizingAttribute");
+  toolbar.setAttribute("collapsed", "true");
+
+  yield startCustomizing();
+  window.setToolbarVisibility(toolbar, "true");
+  isnot(toolbar.getAttribute("customizing"), "true",
+        "Toolbar doesn't have the customizing attribute");
+
+  yield endCustomizing();
+  gNavToolbox.removeChild(toolbar);
+
+  is(gNavToolbox.getElementsByAttribute("id", kToolbar).length, 0,
+     "Toolbar was removed from the navigator toolbox");
+});