diff --git a/app/assets/javascripts/discourse/tests/unit/routes/review-index-test.js b/app/assets/javascripts/discourse/tests/unit/routes/review-index-test.js
new file mode 100644
index 00000000000..489777c775f
--- /dev/null
+++ b/app/assets/javascripts/discourse/tests/unit/routes/review-index-test.js
@@ -0,0 +1,66 @@
+import User from "discourse/models/user";
+import { setupTest } from "ember-qunit";
+import { module, test } from "qunit";
+
+module("Unit | Route | review-index", function (hooks) {
+  setupTest(hooks);
+
+  test("subscribes and unsubscribes /reviewable_counts MessageBus channel when user menu not enabled", function (assert) {
+    const currentUser = User.create({ redesigned_user_menu_enabled: false });
+    this.owner.unregister("service:current-user");
+    this.owner.register("service:current-user", currentUser, {
+      instantiate: false,
+    });
+    this.owner.inject("route", "currentUser", "service:current-user");
+
+    const reviewIndexRoute = this.owner.lookup("route:review-index");
+    const messageBus = this.owner.lookup("service:message-bus");
+
+    let channels = messageBus.callbacks.map((c) => c.channel);
+    assert.false(channels.includes("/reviewable_counts"));
+    assert.false(channels.includes("/reviewable_claimed"));
+
+    reviewIndexRoute.activate();
+
+    channels = messageBus.callbacks.map((c) => c.channel);
+    assert.true(channels.includes("/reviewable_counts"));
+    assert.true(channels.includes("/reviewable_claimed"));
+
+    reviewIndexRoute.deactivate();
+
+    channels = messageBus.callbacks.map((c) => c.channel);
+    assert.false(channels.includes("/reviewable_counts"));
+    assert.false(channels.includes("/reviewable_claimed"));
+  });
+
+  test("subscribes and unsubscribes /reviewable_counts(with id) when user menu enabled", function (assert) {
+    const currentUser = User.create({
+      redesigned_user_menu_enabled: true,
+      id: "the-id",
+    });
+    this.owner.unregister("service:current-user");
+    this.owner.register("service:current-user", currentUser, {
+      instantiate: false,
+    });
+    this.owner.inject("route", "currentUser", "service:current-user");
+
+    const reviewIndexRoute = this.owner.lookup("route:review-index");
+    const messageBus = this.owner.lookup("service:message-bus");
+
+    let channels = messageBus.callbacks.map((c) => c.channel);
+    assert.false(channels.includes("/reviewable_counts/the-id"));
+    assert.false(channels.includes("/reviewable_claimed"));
+
+    reviewIndexRoute.activate();
+
+    channels = messageBus.callbacks.map((c) => c.channel);
+    assert.true(channels.includes("/reviewable_counts/the-id"));
+    assert.true(channels.includes("/reviewable_claimed"));
+
+    reviewIndexRoute.deactivate();
+
+    channels = messageBus.callbacks.map((c) => c.channel);
+    assert.false(channels.includes("/reviewable_counts/the-id"));
+    assert.false(channels.includes("/reviewable_claimed"));
+  });
+});