test: refactor mocks to use spyOn for better isolation

src/modules/quest/quest.service.test.ts

@@ -1,7 +1,9 @@
-import { describe, it, expect, mock, beforeEach } from "bun:test";
+import { describe, it, expect, mock, beforeEach, afterEach, spyOn } from "bun:test";
 import { questService } from "./quest.service";
 import { userQuests } from "@/db/schema";
 import { eq, and } from "drizzle-orm";
+import { economyService } from "@/modules/economy/economy.service";
+import { levelingService } from "@/modules/leveling/leveling.service";
 
 // Mock dependencies
 const mockFindFirst = mock();
@@ -45,22 +47,10 @@ mock.module("@/lib/DrizzleClient", () => {
     };
 });
 
-// Mock External Services
-const mockModifyUserBalance = mock();
-mock.module("@/modules/economy/economy.service", () => ({
-    economyService: {
-        modifyUserBalance: mockModifyUserBalance
-    }
-}));
-
-const mockAddXp = mock();
-mock.module("@/modules/leveling/leveling.service", () => ({
-    levelingService: {
-        addXp: mockAddXp
-    }
-}));
-
 describe("questService", () => {
+    let mockModifyUserBalance: any;
+    let mockAddXp: any;
+
     beforeEach(() => {
         mockFindFirst.mockReset();
         mockFindMany.mockReset();
@@ -71,8 +61,15 @@ describe("questService", () => {
         mockSet.mockClear();
         mockWhere.mockClear();
         mockOnConflictDoNothing.mockClear();
-        mockModifyUserBalance.mockClear();
-        mockAddXp.mockClear();
+
+        // Setup Spies
+        mockModifyUserBalance = spyOn(economyService, 'modifyUserBalance').mockResolvedValue({} as any);
+        mockAddXp = spyOn(levelingService, 'addXp').mockResolvedValue({} as any);
+    });
+
+    afterEach(() => {
+        mockModifyUserBalance.mockRestore();
+        mockAddXp.mockRestore();
     });
 
     describe("assignQuest", () => {