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

apps/web/test/unit-tests/utils/keepIfSame-test.ts

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2026 Element Creations Ltd.
+ *
+ * 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 { keepIfSame } from "../../../src/utils/keepIfSame";
+
+describe("keepIfSame", () => {
+    it("returns the next value if the current and next values are not deeply equal", () => {
+        const current = { a: 1 };
+        const next = { a: 2 };
+        expect(keepIfSame(current, next)).toBe(next);
+    });
+
+    it("returns the current value if the current and next values are deeply equal", () => {
+        const current = { a: 1 };
+        const next = { a: 1 };
+        expect(keepIfSame(current, next)).toBe(current);
+    });
+});