feat: reject token if it's not valid

src/mocks/getGoogleAuthToken.ts

@@ -2,6 +2,8 @@ import type { TokenOptions } from "gtoken";
 
 import { mock } from "bun:test";
 
+import type { AdminSdkCredentials } from "~/libs/fcm/getGoogleAuthToken";
+
 const emailRegex =
   /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|.(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
 
@@ -27,4 +29,12 @@ class MockGoogleToken {
   }
 }
 
-mock.module("gtoken", () => ({ GoogleToken: MockGoogleToken }));
+mock.module("src/libs/fcm/getGoogleAuthToken", () => {
+  return {
+    getGoogleAuthToken: (adminSdkJson: AdminSdkCredentials) => {
+      return new MockGoogleToken({
+        email: adminSdkJson.clientEmail,
+      }).getToken();
+    },
+  };
+});