feat: show call participants in room list (Discord-style)

apps/web/test/unit-tests/slash-commands/addwidget-test.ts

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2026 Element Creations Ltd.
+ * Copyright 2024 New Vector Ltd.
+ * Copyright 2022 The Matrix.org Foundation C.I.C.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+import { waitFor } from "jest-matrix-react";
+
+import WidgetUtils from "../../../src/utils/WidgetUtils";
+import { setUpCommandTest } from "./utils";
+import { WidgetType } from "../../../src/widgets/WidgetType";
+
+describe("/addwidget", () => {
+    const roomId = "!room:example.com";
+
+    it("should parse html iframe snippets", async () => {
+        jest.spyOn(WidgetUtils, "canUserModifyWidgets").mockReturnValue(true);
+        const spy = jest.spyOn(WidgetUtils, "setRoomWidget");
+
+        const { client, command } = setUpCommandTest(roomId, `/addwidget`);
+
+        command.run(client, roomId, null, '<iframe src="https://element.io"></iframe>');
+
+        await waitFor(() =>
+            expect(spy).toHaveBeenCalledWith(
+                client,
+                roomId,
+                expect.any(String),
+                WidgetType.CUSTOM,
+                "https://element.io",
+                "Custom",
+                {},
+            ),
+        );
+    });
+});