1 files changed, 71 insertions, 0 deletions
diff --git a/browser/components/customizableui/test/browser_customizemode_contextmenu_menubuttonstate.js b/browser/components/customizableui/test/browser_customizemode_contextmenu_menubuttonstate.js
new file mode 100644
index 0000000000..78b621054c
--- /dev/null
+++ b/browser/components/customizableui/test/browser_customizemode_contextmenu_menubuttonstate.js
@@ -0,0 +1,71 @@
+"use strict";
+
+add_task(async function () {
+  ok(
+    !PanelUI.menuButton.hasAttribute("open"),
+    "Menu button should not be 'pressed' outside customize mode"
+  );
+  ok(
+    !PanelUI.menuButton.hasAttribute("disabled"),
+    "Menu button should not be disabled outside of customize mode"
+  );
+  await startCustomizing();
+
+  ok(
+    !PanelUI.menuButton.hasAttribute("open"),
+    "Menu button should still not be 'pressed' when in customize mode"
+  );
+  is(
+    PanelUI.menuButton.getAttribute("disabled"),
+    "true",
+    "Menu button should be disabled in customize mode"
+  );
+
+  let contextMenu = document.getElementById(
+    "customizationPaletteItemContextMenu"
+  );
+  let shownPromise = popupShown(contextMenu);
+  let newWindowButton = document.getElementById("wrapper-new-window-button");
+  EventUtils.synthesizeMouse(newWindowButton, 2, 2, {
+    type: "contextmenu",
+    button: 2,
+  });
+  await shownPromise;
+  ok(
+    !PanelUI.menuButton.hasAttribute("open"),
+    "Menu button should still not be 'pressed' when in customize mode after opening a context menu"
+  );
+  is(
+    PanelUI.menuButton.getAttribute("disabled"),
+    "true",
+    "Menu button should still be disabled in customize mode"
+  );
+  is(
+    PanelUI.menuButton.getAttribute("disabled"),
+    "true",
+    "Menu button should still be disabled in customize mode after opening context menu"
+  );
+
+  let hiddenContextPromise = popupHidden(contextMenu);
+  contextMenu.hidePopup();
+  await hiddenContextPromise;
+  ok(
+    !PanelUI.menuButton.hasAttribute("open"),
+    "Menu button should still not be 'pressed' when in customize mode after hiding a context menu"
+  );
+  is(
+    PanelUI.menuButton.getAttribute("disabled"),
+    "true",
+    "Menu button should still be disabled in customize mode after hiding context menu"
+  );
+  await endCustomizing();
+
+  ok(
+    !PanelUI.menuButton.hasAttribute("open"),
+    "Menu button should not be 'pressed' after ending customize mode"
+  );
+  ok(
+    !PanelUI.menuButton.hasAttribute("disabled"),
+    "Menu button should not be disabled after ending customize mode"
+  );
+});