copy over test for APNs token reload

test/notifications/senders/AppleNotificationSenderTests.test.ts

@@ -0,0 +1,66 @@
+import { beforeEach, describe, expect, it, jest } from "@jest/globals";
+import http2 from "http2";
+import { EventEmitter } from "node:events";
+import { AppleNotificationSender } from "../../../src/notifications/senders/AppleNotificationSender";
+
+jest.mock("http2");
+
+const sampleKeyBase64 = "LS0tLS1CRUdJTiBQUklWQVRFIEtFWS0tLS0tCk1JR1RBZ0VBTUJNR0J5cUdTTTQ5QWdFR0NDcUdTTTQ5QXdFSEJIa3dkd0lCQVFRZ3NybVNBWklhZ09mQ1A4c0IKV2kyQ0JYRzFPbzd2MWJpc3BJWkN3SXI0UkRlZ0NnWUlLb1pJemowREFRZWhSQU5DQUFUWkh4VjJ3UUpMTUJxKwp5YSt5ZkdpM2cyWlV2NmhyZmUrajA4eXRla1BIalhTMHF6Sm9WRUx6S0hhNkVMOVlBb1pEWEJ0QjZoK2ZHaFhlClNPY09OYmFmCi0tLS0tRU5EIFBSSVZBVEUgS0VZLS0tLS0K";
+
+function mockHttp2Connect(status: number) {
+  class MockClient extends EventEmitter {
+    request = jest.fn((headers: any) => {
+      const mockRequest: any = new EventEmitter();
+      mockRequest.setEncoding = jest.fn();
+      mockRequest.write = jest.fn();
+      mockRequest.end = jest.fn(() => {
+        setTimeout(() => {
+          mockRequest.emit('response', { ':status': status });
+        }, 10);
+      });
+      return mockRequest;
+    });
+
+    close() {};
+  }
+
+  (http2.connect as jest.Mock) = jest.fn(() => new MockClient());
+}
+
+describe("AppleNotificationSender", () => {
+  let notificationSender: AppleNotificationSender;
+
+  beforeEach(() => {
+    notificationSender = new AppleNotificationSender();
+
+    // Ensure that tests don't hit the server
+    process.env = {
+      ...process.env,
+      APNS_KEY_ID: "1",
+      APNS_TEAM_ID: "1",
+      APNS_BUNDLE_ID: "dev.bchen.ProjectInter",
+      APNS_PRIVATE_KEY: sampleKeyBase64,
+    };
+  });
+
+  beforeEach(() => {
+    mockHttp2Connect(200);
+  });
+
+  describe("reloadAPNsTokenIfTimePassed", () => {
+    it("reloads the token if token hasn't been generated yet", async () => {
+      notificationSender.reloadAPNsTokenIfTimePassed();
+      expect(notificationSender.lastRefreshedTimeMs).toBeDefined();
+    });
+
+    it("doesn't reload the token if last refreshed time is recent", async () => {
+      notificationSender.reloadAPNsTokenIfTimePassed();
+      const lastRefreshedTimeMs = notificationSender.lastRefreshedTimeMs;
+
+      notificationSender.reloadAPNsTokenIfTimePassed();
+      // Expect no change to have occurred
+      expect(lastRefreshedTimeMs).toEqual(notificationSender.lastRefreshedTimeMs);
+    });
+  });
+
+});