Add m-esr52 at 52.6.0

1 files changed, 26 insertions, 0 deletions

diff --git a/browser/components/customizableui/test/browser_927717_customize_drag_empty_toolbar.js b/browser/components/customizableui/test/browser_927717_customize_drag_empty_toolbar.js
new file mode 100644
index 000000000..d79f6e364
--- /dev/null
+++ b/browser/components/customizableui/test/browser_927717_customize_drag_empty_toolbar.js
@@ -0,0 +1,26 @@
+/* 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 kTestToolbarId = "test-empty-drag";
+
+// Attempting to drag an item to an empty container should work.
+add_task(function*() {
+  yield createToolbarWithPlacements(kTestToolbarId, []);
+  yield startCustomizing();
+  let downloadButton = document.getElementById("downloads-button");
+  let customToolbar = document.getElementById(kTestToolbarId);
+  simulateItemDrag(downloadButton, customToolbar);
+  assertAreaPlacements(kTestToolbarId, ["downloads-button"]);
+  ok(downloadButton.parentNode && downloadButton.parentNode.parentNode == customToolbar,
+     "Button should really be in toolbar");
+  yield endCustomizing();
+  removeCustomToolbars();
+});
+
+add_task(function* asyncCleanup() {
+  yield endCustomizing();
+  yield resetCustomization();
+});