1 files changed, 142 insertions, 0 deletions
diff --git a/browser/components/customizableui/test/browser_996364_registerArea_different_properties.js b/browser/components/customizableui/test/browser_996364_registerArea_different_properties.js
new file mode 100644
index 0000000000..7d8ea59150
--- /dev/null
+++ b/browser/components/customizableui/test/browser_996364_registerArea_different_properties.js
@@ -0,0 +1,142 @@
+/* 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";
+
+// Calling CustomizableUI.registerArea twice with no
+// properties should not throw an exception.
+add_task(function () {
+  try {
+    CustomizableUI.registerArea("area-996364", {});
+    CustomizableUI.registerArea("area-996364", {});
+  } catch (ex) {
+    ok(false, ex.message);
+  }
+
+  CustomizableUI.unregisterArea("area-996364", true);
+});
+
+add_task(function () {
+  let exceptionThrown = false;
+  try {
+    CustomizableUI.registerArea("area-996364-2", {
+      type: CustomizableUI.TYPE_TOOLBAR,
+      defaultCollapsed: "false",
+    });
+  } catch (ex) {
+    exceptionThrown = true;
+  }
+  ok(
+    exceptionThrown,
+    "defaultCollapsed is not allowed as an external property"
+  );
+
+  // No need to unregister the area because registration fails.
+});
+
+add_task(function () {
+  let exceptionThrown;
+  try {
+    CustomizableUI.registerArea("area-996364-3", {
+      type: CustomizableUI.TYPE_TOOLBAR,
+    });
+    CustomizableUI.registerArea("area-996364-3", {
+      type: CustomizableUI.TYPE_PANEL,
+    });
+  } catch (ex) {
+    exceptionThrown = ex;
+  }
+  ok(
+    exceptionThrown,
+    "Exception expected, an area cannot change types: " +
+      (exceptionThrown ? exceptionThrown : "[no exception]")
+  );
+
+  CustomizableUI.unregisterArea("area-996364-3", true);
+});
+
+add_task(function () {
+  let exceptionThrown;
+  try {
+    CustomizableUI.registerArea("area-996364-4", {
+      type: CustomizableUI.TYPE_PANEL,
+    });
+    CustomizableUI.registerArea("area-996364-4", {
+      type: CustomizableUI.TYPE_TOOLBAR,
+    });
+  } catch (ex) {
+    exceptionThrown = ex;
+  }
+  ok(
+    exceptionThrown,
+    "Exception expected, an area cannot change types: " +
+      (exceptionThrown ? exceptionThrown : "[no exception]")
+  );
+
+  CustomizableUI.unregisterArea("area-996364-4", true);
+});
+
+add_task(function () {
+  let exceptionThrown;
+  try {
+    CustomizableUI.registerArea("area-996899-1", {
+      anchor: "PanelUI-menu-button",
+      type: CustomizableUI.TYPE_PANEL,
+      defaultPlacements: [],
+    });
+    CustomizableUI.registerArea("area-996899-1", {
+      anchor: "home-button",
+      type: CustomizableUI.TYPE_PANEL,
+      defaultPlacements: [],
+    });
+  } catch (ex) {
+    exceptionThrown = ex;
+  }
+  ok(
+    !exceptionThrown,
+    "Changing anchors shouldn't throw an exception: " +
+      (exceptionThrown ? exceptionThrown : "[no exception]")
+  );
+  CustomizableUI.unregisterArea("area-996899-1", true);
+});
+
+add_task(function () {
+  let exceptionThrown;
+  try {
+    CustomizableUI.registerArea("area-996899-2", {
+      anchor: "PanelUI-menu-button",
+      type: CustomizableUI.TYPE_PANEL,
+      defaultPlacements: [],
+    });
+    CustomizableUI.registerArea("area-996899-2", {
+      anchor: "PanelUI-menu-button",
+      type: CustomizableUI.TYPE_PANEL,
+      defaultPlacements: ["new-window-button"],
+    });
+  } catch (ex) {
+    exceptionThrown = ex;
+  }
+  ok(
+    !exceptionThrown,
+    "Changing defaultPlacements shouldn't throw an exception: " +
+      (exceptionThrown ? exceptionThrown : "[no exception]")
+  );
+  CustomizableUI.unregisterArea("area-996899-2", true);
+});
+
+add_task(function () {
+  let exceptionThrown;
+  try {
+    CustomizableUI.registerArea("area-996899-4", { overflowable: true });
+    CustomizableUI.registerArea("area-996899-4", { overflowable: false });
+  } catch (ex) {
+    exceptionThrown = ex;
+  }
+  ok(
+    exceptionThrown,
+    "Changing 'overflowable' should throw an exception: " +
+      (exceptionThrown ? exceptionThrown : "[no exception]")
+  );
+  CustomizableUI.unregisterArea("area-996899-4", true);
+});