diff --git a/test/services/NotificationServiceTests.test.ts b/test/services/NotificationServiceTests.test.ts
index 0d25b1b..29982b3 100644
--- a/test/services/NotificationServiceTests.test.ts
+++ b/test/services/NotificationServiceTests.test.ts
@@ -1,4 +1,4 @@
-import { beforeEach, describe, it } from "@jest/globals";
+import { beforeEach, describe, expect, it } from "@jest/globals";
 import { NotificationService } from "../../src/services/NotificationService";
 import { UnoptimizedInMemoryRepository } from "../../src/repositories/UnoptimizedInMemoryRepository";
 
@@ -13,10 +13,17 @@ describe("NotificationService", () => {
 
   describe("reloadAPNsTokenIfTimePassed", () => {
     it("reloads the token if token hasn't been generated yet", async () => {
+      notificationService.reloadAPNsTokenIfTimePassed();
+      expect(notificationService.lastRefreshedTimeMs).toBeDefined();
     });
 
     it("doesn't reload the token if last refreshed time is recent", async () => {
+      notificationService.reloadAPNsTokenIfTimePassed();
+      const lastRefreshedTimeMs = notificationService.lastRefreshedTimeMs;
 
+      notificationService.reloadAPNsTokenIfTimePassed();
+      // Expect no change to have occurred
+      expect(lastRefreshedTimeMs).toEqual(notificationService.lastRefreshedTimeMs);
     });
   })