init observable on service (#8577)

libs/auth/src/common/services/auth-request/auth-request.service.spec.ts

@@ -2,6 +2,7 @@ import { mock } from "jest-mock-extended";
 
 import { ApiService } from "@bitwarden/common/abstractions/api.service";
 import { AuthRequestResponse } from "@bitwarden/common/auth/models/response/auth-request.response";
+import { AuthRequestPushNotification } from "@bitwarden/common/models/response/notification.response";
 import { AppIdService } from "@bitwarden/common/platform/abstractions/app-id.service";
 import { CryptoService } from "@bitwarden/common/platform/abstractions/crypto.service";
 import { StateService } from "@bitwarden/common/platform/abstractions/state.service";
@@ -30,6 +31,22 @@ describe("AuthRequestService", () => {
     mockPrivateKey = new Uint8Array(64);
   });
 
+  describe("authRequestPushNotification$", () => {
+    it("should emit when sendAuthRequestPushNotification is called", () => {
+      const notification = {
+        id: "PUSH_NOTIFICATION",
+        userId: "USER_ID",
+      } as AuthRequestPushNotification;
+
+      const spy = jest.fn();
+      sut.authRequestPushNotification$.subscribe(spy);
+
+      sut.sendAuthRequestPushNotification(notification);
+
+      expect(spy).toHaveBeenCalledWith("PUSH_NOTIFICATION");
+    });
+  });
+
   describe("approveOrDenyAuthRequest", () => {
     beforeEach(() => {
       cryptoService.rsaEncrypt.mockResolvedValue({

libs/auth/src/common/services/auth-request/auth-request.service.ts

@@ -22,7 +22,9 @@ export class AuthRequestService implements AuthRequestServiceAbstraction {
     private cryptoService: CryptoService,
     private apiService: ApiService,
     private stateService: StateService,
-  ) {}
+  ) {
+    this.authRequestPushNotification$ = this.authRequestPushNotificationSubject.asObservable();
+  }
 
   async approveOrDenyAuthRequest(
     approve: boolean,